How many institutions own AMPH stock?

A company's 13F filings with the Securities and Exchange Commission (SEC) provides investors with comprehensive information about institutional ownership in a listed company, a sign of strength in terms of how many institutions have confidence in that company. The number of institutional investors who currently own AMPH shares is 334, representing 71.84% of the company's common stock.

Who are the major shareholders selling Amphastar Pharmaceuticals, Inc. stock?

STEEL PEAK WEALTH MANAGEMENT LLC, in the last quarter, reduced its stake in AMPH by -0.18% restricting it's holding to 55.7 thousand shares of worth nearly $1.48M. CX INSTITUTIONAL also lessened -75.95% of the AMPH shares from its portfolio, reducing its holding to 63.32 thousand shares of worth $1.69M. BARCLAYS PLC also shunned AMPH shares holding by -19% last quarter which brought its holding to 66.49 thousand shares worth $1.77M.

Investors who are buying AMPH stock?

As per its latest 13F filing, SUMMERHAVEN INVESTMENT MANAGEMENT, LLC increased its stake in AMPH by 100% in the last quarter. The institutional holder raised its holding to 38.2 thousand shares having worth more than $1.02M. CAMPBELL & CO INVESTMENT ADVISER LLC also added 96.44% more shares of AMPH to its portfolio, raising its holding to 44.07 thousand shares of worth $1.17M. ACADIAN ASSET MANAGEMENT LLC also increased its AMPH shares holding by 100% which brought its holding to 44.35 thousand shares worth $1.18M.

AMPH's major insiders: who are they?

The insider with the most stakes in AMPH is Zhang Jack Y. , CEO & Chief Scientific Officer at the company. Additionally, AMPH stock is highly held by COO,Chief Scientist & Chairman Luo Mary Z. and director Lee Howard among others.

Did an insider recently sell AMPH stock?

Company executives, directors, and other insiders own 24.01% percent of Amphastar Pharmaceuticals, Inc.'s stock. Within the last six months, there have been 10 transaction(s) in which AMPH insiders have sold stock, totaling 37.31K shares. Insiders that have sold shares include ZHOU RONG, PETERSEN FLOYD F., and PRINS RICHARD K.

Which insider recently purchased AMPH stock?

There have been 0 transaction(s) during the past 6-months in which Amphastar Pharmaceuticals, Inc. insiders have bought stock, totalling 0 shares

How much of AMPH does insiders own?

Around 776.57K Amphastar Pharmaceuticals, Inc. shares are held by insiders, which represents about 24.01% of AMPH stock.

Who is the insider with the largest stake?

AMPH CEO & Chief Scientific Officer, Zhang Jack Y. holds the largest portfolio of the company's shares. AMPH shares owned by Zhang total nearly 2.1 million.

Which institution holds the most shares in AMPH?

SUMMERHAVEN INVESTMENT MANAGEMENT, LLC is the largest institutional owner in AMPH which holds 38.2 thousand shares worth $1.02M or 0.08% of the total AMPH shares outstanding followed by CAMPBELL & CO INVESTMENT ADVISER LLC with ownership of 44.07 thousand shares representing 0.09% of the AMPH ownership. ACADIAN ASSET MANAGEMENT LLC is the third largest stakeholder with 44.35 thousand shares or 0.09% of the ownership worth more than $1.18M.

Is Amphastar Pharmaceuticals, Inc. stock optionable?

Stock options give the owner the ability but not the obligation to buy or sell a security at a predetermined price and date. Stock options can be classified into two types: puts and calls. A put is a bet on falling stock, and a call is a bet on rising stock. As far as the AMPH is concerned, it is a stock which is optionable.

Is there a short position on AMPH's shares?

Number of AMPH shares short is 3.34M. Shares short is a market sentiment in which investors have sold their shares short in a given stock but have not yet covered them or closed them out.

About how many outstanding AMPH shares are there?

As of today, 45.95M shares of AMPH are outstanding.

Is there many float in AMPH stock?

Float represents the number of tradeable shares in a specific stock. By subtracting restricted and closely-held shares from a firm's total outstanding shares, we can calculate its floating stock. The term "closely-held shares" refers to shares held by employees, major shareholders, and company insiders. At present, AMPH has 34.80M shares in float.

AMPH short ratio: what is it?

Short ratio is calculated by dividing the number of short shares, short interest or bets that shareholders will sell short from the average daily volume. A higher ratio indicates longer times needed to repurchase borrowed shares (sold). The short ratio for AMPH is 7.24.

Amphastar Pharmaceuticals (AMPH) insider trading activity: Get Latest News Today

Stock Outstanding Shares

Making an investment decision in the stock market involves a certain amount of risk, so it's important to thoroughly review a company's stock before making any decisions. Stock float, number of short positions and outstanding shares are among the many factors an investor should take into account.

ShortableYes

OptionableYes

Short Percent Of Outstanding Shares7.28

Short Percent Of Float14.79

Shares Outstanding45.95M

Shares Float34.80M

Shares Short3.34M

Short Ratio7.24

14.79%

Short % of Float

7.28%

Short % of Shares Outstanding

Market Insider

Investors cannot turn a blind eye to insiders as well as institutional ownership. They need to follow insider trades to determine the direction the stock is likely to take.

Major Holders Summary

24.01% Percentage of Shares held by All Insiders

71.84% Percentage of Shares held by All Institutions

94.55% Percentage of Float held by Institutions

334

Number of Institutions Holding Shares

Institutional Ownership

About 71.84% of AMPH shares are held by financial institutions. SUMMERHAVEN INVESTMENT MANAGEMENT, LLC is the top corporate investor, holding 38.2K shares valued at $1.02M. A 0.08% stake in Amphastar Pharmaceuticals, Inc. is owned by the company. CAMPBELL & CO INVESTMENT ADVISER LLC owns 44.07K shares valued at $1.17M, which translates its holding of 0.09% of the stake in the company.

Date	Holder	% Stake	Shares Held	Total Value ($)	Shares	% Change in Portfolio
Sep 30, 2025	SUMMERHAVEN INVESTMENT MANAGEMENT, LLC	0.08%	38.2K	1.02M	38.2K	+100.00%
Sep 30, 2025	CAMPBELL & CO INVESTMENT ADVISER LLC	0.09%	44.07K	1.17M	21.64K	+96.44%
Sep 30, 2025	ACADIAN ASSET MANAGEMENT LLC	0.09%	44.35K	1.18M	44.35K	+100.00%
Sep 30, 2025	PRUDENTIAL FINANCIAL INC	0.1%	47.43K	1.26M	5.48K	+13.06%
Sep 30, 2025	INTECH INVESTMENT MANAGEMENT LLC	0.11%	51.16K	1.36M	89	+0.17%
Sep 30, 2025	STEEL PEAK WEALTH MANAGEMENT LLC	0.12%	55.7K	1.48M	-100	-0.18%
Sep 30, 2025	ASSETMARK, INC	0.12%	56.49K	1.51M	12.72K	+29.07%
Sep 30, 2025	CX INSTITUTIONAL	0.13%	63.32K	1.69M	-199.97K	-75.95%
Sep 30, 2025	BARCLAYS PLC	0.14%	66.49K	1.77M	-15.59K	-19.00%
Sep 30, 2025	O'SHAUGHNESSY ASSET MANAGEMENT, LLC	0.15%	69.06K	1.84M	28.75K	+71.32%
Sep 30, 2025	SWISS NATIONAL BANK	0.15%	72.6K	1.93M	0	0
Sep 30, 2025	LSV ASSET MANAGEMENT	0.16%	73.3K	1.95M	30.1K	+69.68%
Sep 30, 2025	NUVEEN, LLC	0.17%	77.7K	2.07M	-3.44K	-4.24%
Sep 30, 2025	NEW YORK STATE COMMON RETIREMENT FUND	0.19%	90.17K	2.4M	41.8K	+86.42%
Sep 30, 2025	LEGAL & GENERAL GROUP PLC	0.21%	97.61K	2.6M	-3.54K	-3.50%
Sep 30, 2025	BLACKROCK, INC.	11.68%	5.49M	146.18M	-183.74K	-3.24%
Sep 30, 2025	TWO SIGMA INVESTMENTS, LP	0.21%	98.68K	2.63M	18.55K	+23.15%
Sep 30, 2025	BRIDGE CITY CAPITAL, LLC	0.29%	136.26K	3.63M	-2.39K	-1.72%
Sep 30, 2025	JANE STREET GROUP, LLC	0.32%	148.46K	3.96M	-11.62K	-7.26%
Sep 30, 2025	EMPOWERED FUNDS, LLC	0.32%	149.8K	3.99M	64.68K	+76.00%
Sep 30, 2025	RAYMOND JAMES FINANCIAL INC	0.25%	118.19K	3.15M	1.07K	+0.91%
Sep 30, 2025	BANK OF AMERICA CORP /DE/	0.27%	127.1K	3.39M	-18.03K	-12.42%
Sep 30, 2025	AMERIPRISE FINANCIAL INC	0.28%	129.84K	3.46M	-40.01K	-23.56%
Sep 30, 2025	LAM GROUP, INC.	0.28%	130.8K	3.49M	0	0
Sep 30, 2025	DENALI ADVISORS LLC	0.29%	135K	3.6M	135K	+100.00%
Sep 30, 2025	PUBLIC SECTOR PENSION INVESTMENT BOARD	0.3%	139.68K	3.72M	14.31K	+11.42%
Sep 30, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.3%	141.85K	3.78M	-124.45K	-46.73%
Sep 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0.47%	222.02K	5.92M	150.33K	+209.70%
Sep 30, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	0.51%	241.21K	6.43M	-228.28K	-48.62%
Sep 30, 2025	UBS GROUP AG	0.67%	312.27K	8.32M	245.44K	+367.24%
Sep 30, 2025	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.67%	312.34K	8.32M	227.23K	+266.97%
Sep 30, 2025	HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	0.69%	326.18K	8.69M	-39.74K	-10.86%
Sep 30, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.76%	356.41K	9.5M	9.63K	+2.78%
Sep 30, 2025	ROYCE & ASSOCIATES LP	0.78%	366.32K	9.76M	83.14K	+29.36%
Sep 30, 2025	INVESCO LTD.	0.83%	389.59K	10.38M	2.62K	+0.68%
Sep 30, 2025	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0.84%	392.31K	10.46M	311.07K	+382.91%
Sep 30, 2025	ALGERT GLOBAL LLC	0.84%	392.9K	10.47M	268.61K	+216.12%
Sep 30, 2025	NORTHERN TRUST CORP	0.85%	399.47K	10.65M	-21.67K	-5.14%
Sep 30, 2025	SYSTEMATIC FINANCIAL MANAGEMENT LP	0.9%	423.11K	11.28M	63.81K	+17.76%
Sep 30, 2025	VICTORY CAPITAL MANAGEMENT INC	0.45%	211.8K	5.64M	134.94K	+175.56%
Sep 30, 2025	CITADEL ADVISORS LLC	0.48%	226.78K	6.04M	-65.57K	-22.43%
Sep 30, 2025	FIRST TRUST ADVISORS LP	0.32%	150.42K	4.01M	56.12K	+59.51%
Sep 30, 2025	NORDEA INVESTMENT MANAGEMENT AB	0.33%	153.35K	4.09M	1.34K	+0.88%
Sep 30, 2025	PRINCIPAL FINANCIAL GROUP INC	0.44%	205.68K	5.48M	-13.36K	-6.10%
Sep 30, 2025	GOLDMAN SACHS GROUP INC	0.51%	241.23K	6.43M	-115.02K	-32.29%
Sep 30, 2025	JPMORGAN CHASE & CO	0.54%	253.23K	6.75M	95.12K	+60.16%
Sep 30, 2025	BANK OF NEW YORK MELLON CORP	0.57%	267.83K	7.14M	-46.98K	-14.92%
Sep 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.59%	275.22K	7.34M	1.93K	+0.71%
Sep 30, 2025	CLARK CAPITAL MANAGEMENT GROUP, INC.	0.6%	283.67K	7.56M	283.67K	+100.00%
Sep 30, 2025	AMERICAN CENTURY COMPANIES INC	0.61%	288.59K	7.69M	55.42K	+23.77%
Sep 30, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.62%	292.44K	7.79M	-33.07K	-10.16%
Sep 30, 2025	FULLER & THALER ASSET MANAGEMENT, INC.	2.88%	1.35M	36.08M	90.16K	+7.13%
Sep 30, 2025	VANGUARD GROUP INC	5.6%	2.63M	70.12M	-55.91K	-2.08%
Sep 30, 2025	HRT FINANCIAL LP	0.17%	77.75K	2.07M	35.67K	+84.76%
Sep 30, 2025	JEFFERIES FINANCIAL GROUP INC.	0.19%	89.23K	2.38M	89.23K	+100.00%
Sep 30, 2025	RHUMBLINE ADVISERS	0.19%	90.13K	2.4M	-5.16K	-5.41%
Sep 30, 2025	STATE STREET CORP	3.2%	1.5M	39.99M	-75.49K	-4.79%
Sep 30, 2025	DIMENSIONAL FUND ADVISORS LP	3.74%	1.76M	46.79M	128.78K	+7.92%
Sep 30, 2025	TD ASSET MANAGEMENT INC	4.11%	1.93M	51.48M	-103.04K	-5.06%
Sep 30, 2025	RICE HALL JAMES & ASSOCIATES, LLC	0.28%	129.34K	3.45M	129.34K	+100.00%
Sep 30, 2025	D. E. SHAW & CO., INC.	1.1%	517.22K	13.78M	223.29K	+75.97%
Sep 30, 2025	MORGAN STANLEY	1.22%	574.68K	15.32M	-106.54K	-15.64%
Sep 30, 2025	RENAISSANCE TECHNOLOGIES LLC	1.25%	586.9K	15.64M	10.4K	+1.80%
Sep 30, 2025	MILLENNIUM MANAGEMENT LLC	1.49%	697.77K	18.6M	78.78K	+12.73%
Sep 30, 2025	MARSHALL WACE, LLP	1.86%	874.07K	23.29M	25.38K	+2.99%
Sep 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	1.97%	922.58K	24.59M	-50.66K	-5.21%
Sep 30, 2025	EPOCH INVESTMENT PARTNERS, INC.	2.42%	1.13M	30.22M	-107.38K	-8.65%
Sep 30, 2025	BOSTON TRUST WALDEN CORP	2.5%	1.17M	31.26M	-3.35K	-0.28%
Sep 30, 2025	QUANTBOT TECHNOLOGIES LP	0.06%	29.76K	793.18K	-31.19K	-51.17%
Sep 30, 2025	ARKADIOS WEALTH ADVISORS	0.08%	36.01K	959.61K	845	+2.40%
Sep 30, 2025	LEGATO CAPITAL MANAGEMENT LLC	0.08%	36.06K	961K	0	0
Jun 30, 2025	RAYMOND JAMES FINANCIAL INC	0.25%	117.12K	2.69M	87.45K	+294.71%
Jun 30, 2025	LAM GROUP, INC.	0.28%	130.8K	3M	0	0
Jun 30, 2025	BRIDGE CITY CAPITAL, LLC	0.3%	138.64K	3.18M	22.79K	+19.67%
Jun 30, 2025	AMERIPRISE FINANCIAL INC	0.36%	169.85K	3.9M	14.7K	+9.48%
Jun 30, 2025	PRINCIPAL FINANCIAL GROUP INC	0.47%	219.04K	5.03M	6.4K	+3.01%
Jun 30, 2025	CITADEL ADVISORS LLC	0.62%	292.35K	6.71B	136.37K	+87.43%
Jun 30, 2025	BANK OF NEW YORK MELLON CORP	0.67%	314.8K	7.23M	48.73K	+18.31%
Jun 30, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.74%	346.78K	7.96M	20.56K	+6.30%
Jun 30, 2025	GOLDMAN SACHS GROUP INC	0.76%	356.25K	8.18B	-50.46K	-12.41%
Jun 30, 2025	VANGUARD GROUP INC	5.72%	2.69M	61.69M	264.05K	+10.90%
Jun 30, 2025	DIMENSIONAL FUND ADVISORS LP	3.47%	1.63M	37.35M	270.52K	+19.94%
Jun 30, 2025	EMPOWERED FUNDS, LLC	0.18%	85.11K	1.95M	85.11K	+100.00%
Jun 30, 2025	BRIDGEWAY CAPITAL MANAGEMENT, LLC	0.18%	85.11K	1.95M	85.11K	+100.00%
Jun 30, 2025	ROYAL BANK OF CANADA	0.68%	318.72K	7.32M	292.64K	+1,122.12%
Jun 30, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.69%	325.51K	7.47M	109.51K	+50.70%
Jun 30, 2025	PACER ADVISORS, INC.	0.69%	326.1K	7.49M	-153.29K	-31.98%
Jun 30, 2025	SYSTEMATIC FINANCIAL MANAGEMENT LP	0.77%	359.31K	8.25M	32.76K	+10.03%
Jun 30, 2025	HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	0.78%	365.92K	8.4M	95.77K	+35.45%
Jun 30, 2025	INVESCO LTD.	0.82%	386.97K	8.88M	27.83K	+7.75%
Jun 30, 2025	NORTHERN TRUST CORP	0.9%	421.14K	9.67M	-173.3K	-29.15%
Jun 30, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	1%	469.49K	10.78M	210.51K	+81.28%
Jun 30, 2025	RENAISSANCE TECHNOLOGIES LLC	1.23%	576.5K	13.24M	81.5K	+16.46%
Jun 30, 2025	MILLENNIUM MANAGEMENT LLC	1.32%	618.98K	14.21M	-249.57K	-28.73%
Jun 30, 2025	MARSHALL WACE, LLP	1.81%	848.69K	19.49M	-183.04K	-17.74%
Jun 30, 2025	GEODE CAPITAL MANAGEMENT, LLC	2.07%	973.24K	22.35M	18.16K	+1.90%
Jun 30, 2025	BOSTON TRUST WALDEN CORP	2.51%	1.18M	27.01M	-39.17K	-3.22%
Jun 30, 2025	STATE STREET CORP	3.36%	1.58M	36.19M	-28.38K	-1.77%
Jun 30, 2025	ARROWSTREET CAPITAL, LIMITED PARTNERSHIP	0.17%	81.24K	1.87M	81.24K	+100.00%
Jun 30, 2025	TWO SIGMA ADVISERS, LP	0.2%	95.2K	2.19M	10.5K	+12.40%
Jun 30, 2025	BANK OF AMERICA CORP /DE/	0.31%	145.13K	3.33M	38.44K	+36.02%
Jun 30, 2025	JANE STREET GROUP, LLC	0.34%	160.08K	3.68M	113.42K	+243.05%
Jun 30, 2025	BARCLAYS PLC	0.17%	82.09K	1.89M	15.14K	+22.61%
Jun 30, 2025	FIRST TRUST ADVISORS LP	0.2%	94.31K	2.17M	76.45K	+428.26%
Jun 30, 2025	RHUMBLINE ADVISERS	0.2%	95.29K	2.19M	6.33K	+7.11%
Jun 30, 2025	ALGERT GLOBAL LLC	0.26%	124.29K	2.85M	106.99K	+618.44%
Jun 30, 2025	PUBLIC SECTOR PENSION INVESTMENT BOARD	0.27%	125.36K	2.88M	6.48K	+5.45%
Jun 30, 2025	NORDEA INVESTMENT MANAGEMENT AB	0.32%	152.02K	3.49M	1.08K	+0.72%
Jun 30, 2025	JPMORGAN CHASE & CO	0.34%	158.11K	3.63M	91.23K	+136.41%
Jun 30, 2025	PRICE T ROWE ASSOCIATES INC /MD/	0.58%	273.29K	6.28M	-267.93K	-49.51%
Jun 30, 2025	ROYCE & ASSOCIATES LP	0.6%	283.19K	6.5M	35.33K	+14.25%
Jun 30, 2025	EPOCH INVESTMENT PARTNERS, INC.	2.64%	1.24M	28.5M	-19.94K	-1.58%
Jun 30, 2025	TD ASSET MANAGEMENT INC	4.33%	2.03M	46.72M	-177.21K	-8.01%
Jun 30, 2025	TREXQUANT INVESTMENT LP	0.33%	155.23K	3.56M	63.94K	+70.04%
Jun 30, 2025	AMERICAN CENTURY COMPANIES INC	0.5%	233.16K	5.35M	-74.83K	-24.30%
Jun 30, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.57%	266.31K	6.11M	104.17K	+64.25%
Jun 30, 2025	POLARIS CAPITAL MANAGEMENT, LLC	0.07%	35.1K	805.9K	4.3K	+13.96%
Jun 30, 2025	ARKADIOS WEALTH ADVISORS	0.07%	35.16K	807.34K	1.2K	+3.52%
Jun 30, 2025	CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM	0.08%	35.88K	823.74M	-492	-1.35%
Jun 30, 2025	LEGATO CAPITAL MANAGEMENT LLC	0.08%	36.06K	827.94K	6.36K	+21.42%
Jun 30, 2025	EDGESTREAM PARTNERS, L.P.	0.08%	37.11K	852.09K	37.11K	+100.00%
Jun 30, 2025	SUSQUEHANNA PORTFOLIO STRATEGIES, LLC	0.08%	39.56K	908.39K	39.56K	+100.00%
Jun 30, 2025	O'SHAUGHNESSY ASSET MANAGEMENT, LLC	0.09%	40.31K	925.5K	40.31K	+100.00%
Jun 30, 2025	HRT FINANCIAL LP	0.09%	42.08K	966K	-44.28K	-51.28%
Jun 30, 2025	LSV ASSET MANAGEMENT	0.09%	43.2K	992K	0	0
Jun 30, 2025	ASSETMARK, INC	0.09%	43.77K	1M	3.23K	+7.97%
Jun 30, 2025	BREVAN HOWARD CAPITAL MANAGEMENT LP	0.1%	48.92K	1.12M	40.34K	+469.83%
Jun 30, 2025	ALLIANCEBERNSTEIN L.P.	0.11%	50.63K	1.16B	0	0
Jun 30, 2025	INTECH INVESTMENT MANAGEMENT LLC	0.11%	51.07K	1.17M	-9.22K	-15.29%
Jun 30, 2025	AURORA INVESTMENT COUNSEL	0.11%	53.25K	1.22M	-828	-1.53%
Jun 30, 2025	ENGINEERS GATE MANAGER LP	0.11%	53.35K	1.22M	14.8K	+38.40%
Jun 30, 2025	STEEL PEAK WEALTH MANAGEMENT LLC	0.12%	55.8K	1.28M	0	0
Jun 30, 2025	QUANTBOT TECHNOLOGIES LP	0.13%	60.96K	1.4M	39.85K	+188.76%
Jun 30, 2025	JUMP FINANCIAL, LLC	0.13%	63.33K	1.45M	63.33K	+100.00%
Jun 30, 2025	BNP PARIBAS ARBITRAGE, SNC	0.15%	71.69K	1.65B	63.74K	+802.32%
Jun 30, 2025	AQR CAPITAL MANAGEMENT LLC	0.16%	75.85K	1.74B	22.21K	+41.40%
Jun 30, 2025		0.17%	81.14K	1.86M	-14.52K	-15.18%
Jun 30, 2025	FULLER & THALER ASSET MANAGEMENT, INC.	2.69%	1.26M	29.02M	174	+0.01%
Jun 30, 2025	QUEST PARTNERS LLC	0.06%	28.88K	663.13K	17.29K	+149.13%
Jun 30, 2025	EXODUSPOINT CAPITAL MANAGEMENT, LP	0.07%	32.44K	745K	-310.85K	-90.55%
Jun 30, 2025	DYNAMIC TECHNOLOGY LAB PRIVATE LTD	0.07%	33.3K	765K	33.3K	+100.00%
Jun 30, 2025	ARISTEIA CAPITAL LLC	0.07%	33.84K	776.85K	0	0
Jun 30, 2025	CX INSTITUTIONAL	0.56%	263.28K	6.05M	181.14K	+220.50%
Jun 30, 2025	D. E. SHAW & CO., INC.	0.63%	293.93K	6.75B	264.74K	+907.02%
Jun 30, 2025	STATE OF WISCONSIN INVESTMENT BOARD	0.05%	25.33K	581.62K	-260	-1.02%
Jun 30, 2025	ADVISOR OS, LLC	0.05%	25.41K	583.3K	0	0
Jun 30, 2025	BLACKROCK, INC.	12.07%	5.67M	130.16M	-478.87K	-7.79%
Jun 30, 2025	MORGAN STANLEY	1.45%	681.22K	15.64B	159.11K	+30.47%
Jun 30, 2025	TWINBEECH CAPITAL LP	0.19%	88.53K	2.03M	44.54K	+101.27%
Jun 30, 2025	UBS ASSET MANAGEMENT AMERICAS INC	0.2%	93.65K	2.15M	14.56K	+18.41%
Jun 30, 2025	LEGAL & GENERAL GROUP PLC	0.22%	101.15K	2.32M	-422	-0.42%
Jun 30, 2025	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.22%	101.55K	2.33M	-13.53K	-11.76%
Mar 31, 2025	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.68%	326.23K	9.46M	-21.29K	-6.13%
Mar 31, 2025	STATE STREET CORP	3.37%	1.6M	46.52M	8.5K	+0.53%
Mar 31, 2025	FULLER & THALER ASSET MANAGEMENT, INC.	2.65%	1.26M	36.63M	130.67K	+11.53%
Mar 31, 2025	BRIDGE CITY CAPITAL, LLC	0.24%	115.86K	3.36M	45.76K	+65.28%
Mar 31, 2025	PACER ADVISORS, INC.	1.01%	479.39K	13.9M	-870.98K	-64.50%
Mar 31, 2025	BOSTON PARTNERS	0.89%	423.07K	11.94M	-3.57K	-0.84%
Mar 31, 2025	EPOCH INVESTMENT PARTNERS, INC.	2.65%	1.26M	36.57M	160.03K	+14.53%
Mar 31, 2025	BOSTON TRUST WALDEN CORP	2.55%	1.22M	35.24M	236.7K	+24.18%
Mar 31, 2025	MARSHALL WACE, LLP	2.17%	1.03M	29.91M	423.02K	+69.49%
Mar 31, 2025	GEODE CAPITAL MANAGEMENT, LLC	2%	955.08K	27.69M	39K	+4.26%
Mar 31, 2025	AMERICAN CENTURY COMPANIES INC	0.65%	307.99K	8.93M	-164.02K	-34.75%
Mar 31, 2025	FRONTIER CAPITAL MANAGEMENT CO LLC	0.25%	119.63K	3.47M	-3.73K	-3.03%
Mar 31, 2025	BANK OF AMERICA CORP /DE/	0.22%	106.69K	3.09M	-5.4K	-4.82%
Mar 31, 2025	LEGAL & GENERAL GROUP PLC	0.21%	101.58K	2.94M	-2.17K	-2.09%
Mar 31, 2025	DIMENSIONAL FUND ADVISORS LP	2.85%	1.36M	39.32M	157.77K	+13.16%
Mar 31, 2025	MILLENNIUM MANAGEMENT LLC	1.82%	868.55K	25.18M	612K	+238.54%
Mar 31, 2025	FEDERATED HERMES, INC.	1.23%	585.12K	16.96M	-238.37K	-28.95%
Mar 31, 2025	PRICE T ROWE ASSOCIATES INC /MD/	1.14%	541.22K	15.69M	-25.44K	-4.49%
Mar 31, 2025	MORGAN STANLEY	1.1%	522.11K	15.14M	-109.96K	-17.40%
Mar 31, 2025	BANK OF NEW YORK MELLON CORP	0.56%	266.08K	7.71M	-19.79K	-6.92%
Mar 31, 2025	QUBE RESEARCH & TECHNOLOGIES LTD	0.54%	258.98K	7.51M	143.69K	+124.63%
Mar 31, 2025	ROYCE & ASSOCIATES LP	0.52%	247.86K	7.19M	238.96K	+2,684.30%
Mar 31, 2025	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.45%	216K	6.26M	72.57K	+50.59%
Mar 31, 2025	PRINCIPAL FINANCIAL GROUP INC	0.45%	212.65K	6.16M	4.67K	+2.24%
Mar 31, 2025	LAM GROUP, INC.	0.27%	130.8K	3.79M	0	0
Mar 31, 2025		0.2%	95.67K	2.77M	95.67K	+100.00%
Mar 31, 2025	TREXQUANT INVESTMENT LP	0.19%	91.29K	2.65M	-14.24K	-13.49%
Mar 31, 2025	UBS GROUP AG	0.19%	89.32K	2.59M	-64.42K	-41.90%
Mar 31, 2025	RHUMBLINE ADVISERS	0.19%	88.96K	2.58M	1.63K	+1.87%
Mar 31, 2025	BLACKROCK, INC.	12.9%	6.15M	178.22M	29.84K	+0.49%
Mar 31, 2025	GOLDMAN SACHS GROUP INC	0.85%	406.71K	11.79M	-21.12K	-4.94%
Mar 31, 2025	INVESCO LTD.	0.75%	359.14K	10.41M	60.28K	+20.17%
Mar 31, 2025	HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC	0.57%	270.15K	7.83M	32.63K	+13.74%
Mar 31, 2025	BALYASNY ASSET MANAGEMENT L.P.	0.34%	162.14K	4.7M	162.14K	+100.00%
Mar 31, 2025	JANUS HENDERSON GROUP PLC	0.26%	124.4K	3.54M	-64.95K	-34.30%
Mar 31, 2025	VANGUARD GROUP INC	5.09%	2.42M	70.24M	-291.72K	-10.75%
Mar 31, 2025	HRT FINANCIAL LP	0.18%	86.36K	2.5M	86.36K	+100.00%
Mar 31, 2025	TD ASSET MANAGEMENT INC	4.64%	2.21M	64.13M	371.86K	+20.21%
Mar 31, 2025	SILVERCREST ASSET MANAGEMENT GROUP LLC	0.35%	165.86K	4.81M	-958	-0.57%
Mar 31, 2025	CITADEL ADVISORS LLC	0.33%	155.98K	4.52M	15.57K	+11.09%
Mar 31, 2025	AMERIPRISE FINANCIAL INC	0.33%	155.15K	4.5M	9.13K	+6.25%
Mar 31, 2025	NORDEA INVESTMENT MANAGEMENT AB	0.32%	150.93K	4.32M	-128.78K	-46.04%
Mar 31, 2025	TWO SIGMA ADVISERS, LP	0.18%	84.7K	2.46M	-1.2K	-1.40%
Mar 31, 2025	NORTHERN TRUST CORP	1.25%	594.44K	17.23M	-18.73K	-3.06%
Mar 31, 2025	RENAISSANCE TECHNOLOGIES LLC	1.04%	495K	14.35M	-30.5K	-5.80%
Mar 31, 2025	GRANITE INVESTMENT PARTNERS, LLC	0.79%	375.78K	10.89M	-20.92K	-5.27%
Mar 31, 2025	EXODUSPOINT CAPITAL MANAGEMENT, LP	0.72%	343.29K	9.95M	343.29K	+100.00%
Mar 31, 2025	SYSTEMATIC FINANCIAL MANAGEMENT LP	0.69%	326.55K	9.47M	80.2K	+32.55%
Mar 31, 2025	PUBLIC SECTOR PENSION INVESTMENT BOARD	0.25%	118.89K	3.45M	25.46K	+27.25%
Mar 31, 2025	SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC	0.24%	115.09K	3.34M	115.09K	+100.00%
Mar 31, 2024	TWO SIGMA INVESTMENTS, LP	0.2%	96.8K	4.25M	55.03K	+131.73%
Mar 31, 2024	PORTOLAN CAPITAL MANAGEMENT, LLC	0.19%	91.01K	4M	-57.41K	-38.68%
Mar 31, 2024	RHUMBLINE ADVISERS	0.18%	89.19K	3.92M	-4.55K	-4.85%
Mar 31, 2024	VANGUARD GROUP INC	5.66%	2.73M	120.05M	-81.56K	-2.90%
Mar 31, 2024	FEDERATED HERMES, INC.	4.3%	2.08M	91.21M	-1.2M	-36.53%
Mar 31, 2024	NEUBERGER BERMAN GROUP LLC	3.44%	1.66M	72.88M	-33.19K	-1.96%
Mar 31, 2024	STATE STREET CORP	3.14%	1.51M	66.49M	43.11K	+2.93%
Mar 31, 2024	NORTHERN TRUST CORP	1.16%	560.78K	24.62M	-14.64K	-2.54%
Mar 31, 2024	MORGAN STANLEY	1.16%	559.04K	24.55M	-12.07K	-2.11%
Mar 31, 2024	OBERWEIS ASSET MANAGEMENT INC/	0.87%	417.87K	18.35M	77.6K	+22.81%
Mar 31, 2024	INVESCO LTD.	0.84%	403.04K	17.7M	2.15K	+0.54%
Mar 31, 2024	MILLENNIUM MANAGEMENT LLC	0.83%	400.1K	17.57M	195.08K	+95.15%
Mar 31, 2024	BESSEMER GROUP INC	0.82%	395.94K	17.39M	69.97K	+21.46%
Mar 31, 2024	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.74%	356.41K	15.65M	-23.08K	-6.08%
Mar 31, 2024	GRANITE INVESTMENT PARTNERS, LLC	0.73%	352.77K	15.49M	-12.57K	-3.44%
Mar 31, 2024	RAYMOND JAMES & ASSOCIATES	0.2%	98.15K	4.31M	5.49K	+5.92%
Mar 31, 2024	LEGAL & GENERAL GROUP PLC	0.22%	107.33K	4.71M	241	+0.23%
Mar 31, 2024	SILVERCREST ASSET MANAGEMENT GROUP LLC	0.23%	112.43K	4.94M	29.18K	+35.06%
Mar 31, 2024	TWINBEECH CAPITAL LP	0.24%	117.07K	5.14M	117.07K	+100.00%
Mar 31, 2024	BANK OF AMERICA CORP /DE/	0.26%	125.38K	5.51M	-90.15K	-41.83%
Mar 31, 2024	ASSENAGON ASSET MANAGEMENT S.A.	0.32%	154.3K	6.78M	154.3K	+100.00%
Mar 31, 2024	JANUS HENDERSON GROUP PLC	0.33%	159.2K	6.99M	-6K	-3.63%
Mar 31, 2024	NUVEEN ASSET MANAGEMENT, LLC	0.39%	187.49K	8.23M	-2.36K	-1.24%
Mar 31, 2024	VICTORY CAPITAL MANAGEMENT INC	0.44%	212.69K	9.34M	-24.79K	-10.44%
Mar 31, 2024	PRINCIPAL FINANCIAL GROUP INC	0.45%	218.57K	9.6M	15.62K	+7.70%
Mar 31, 2024	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.46%	221.8K	9.74M	-6.87K	-3.00%
Mar 31, 2024	LSV ASSET MANAGEMENT	0.47%	224.77K	9.87M	-92.83K	-29.23%
Mar 31, 2024	POINT72 ASSET MANAGEMENT, L.P.	0.54%	262.4K	11.52M	262.4K	+100.00%
Mar 31, 2024	BANK OF NEW YORK MELLON CORP	0.61%	294.48K	12.93M	-18.86K	-6.02%
Mar 31, 2024	NORDEA INVESTMENT MANAGEMENT AB	0.69%	333.01K	14.8M	1.21K	+0.36%
Mar 31, 2024	MESIROW INSTITUTIONAL INVESTMENT MANAGEMENT, INC.	0.73%	350.29K	15.38M	97.46K	+38.55%
Mar 31, 2024	MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC	0.2%	97.68K	4.29M	9.93K	+11.31%
Mar 31, 2024	TWO SIGMA ADVISERS, LP	0.26%	125.9K	5.53M	-1.5K	-1.18%
Mar 31, 2024	QUBE RESEARCH & TECHNOLOGIES LTD	0.26%	125.84K	5.53M	70.43K	+127.12%
Mar 31, 2024	FRONTIER CAPITAL MANAGEMENT CO LLC	0.26%	125.96K	5.53M	-1.57K	-1.23%
Mar 31, 2024	LAM GROUP, INC.	0.27%	130.8K	5.74M	0	0
Mar 31, 2024	BLACKROCK INC.	12.6%	6.08M	266.93M	41.88K	+0.69%
Mar 31, 2024	AMERIPRISE FINANCIAL INC	0.28%	134.63K	5.91M	-4.63K	-3.32%
Mar 31, 2024	JPMORGAN CHASE & CO	0.29%	140.45K	6.17M	66.23K	+89.23%
Mar 31, 2024	PRICE T ROWE ASSOCIATES INC /MD/	1.21%	584.54K	25.67M	-2.41K	-0.41%
Mar 31, 2024	RENAISSANCE TECHNOLOGIES LLC	1.24%	599.1K	26.31M	-42.8K	-6.67%
Mar 31, 2024	BOONE CAPITAL MANAGEMENT LLC	1.26%	606.69K	26.64M	206.69K	+51.67%
Mar 31, 2024	TD ASSET MANAGEMENT INC	2.1%	1.01M	44.38M	217.03K	+27.35%
Mar 31, 2024	JACOBS LEVY EQUITY MANAGEMENT, INC	0.4%	194.99K	8.56M	-13.53K	-6.49%
Mar 31, 2024	GOLDMAN SACHS GROUP INC	0.41%	199.64K	8.77M	88.65K	+79.88%
Mar 31, 2024	AMERICAN CENTURY COMPANIES INC	1.28%	618.64K	27.16M	280.95K	+83.20%
Mar 31, 2024	EPOCH INVESTMENT PARTNERS, INC.	1.66%	798.46K	35.06M	205.93K	+34.75%
Mar 31, 2024	GEODE CAPITAL MANAGEMENT, LLC	1.79%	866.03K	38.03M	19.38K	+2.29%
Mar 31, 2024	DIMENSIONAL FUND ADVISORS LP	2.45%	1.18M	51.98M	-155.31K	-11.60%
Mar 31, 2024	FULLER & THALER ASSET MANAGEMENT, INC.	2.64%	1.27M	55.95M	1.16K	+0.09%
Mar 31, 2024	SHAKER INVESTMENTS LLC/OH	0.1%	49.19K	2.16M	112	+0.23%
Mar 31, 2024	STATE OF NEW JERSEY COMMON PENSION FUND D	0.1%	50.61K	2.22M	4.65K	+10.12%
Mar 31, 2024	CREDIT SUISSE AG/	0.11%	51.31K	2.25M	0	0
Mar 31, 2024	NEW YORK STATE COMMON RETIREMENT FUND	0.11%	53.99K	2.37M	301	+0.56%
Mar 31, 2024	EXODUSPOINT CAPITAL MANAGEMENT, LP	0.11%	54.53K	2.39M	42.24K	+343.49%
Mar 31, 2024	WELLS FARGO & COMPANY/MN	0.12%	57.24K	2.51M	20.58K	+56.13%
Mar 31, 2024	RENAISSANCE GROUP LLC	0.12%	59.4K	2.61M	10.98K	+22.68%
Mar 31, 2024	BNP PARIBAS ARBITRAGE, SNC	0.13%	61.23K	2.69M	-36.57K	-37.39%
Mar 31, 2024	HUSSMAN STRATEGIC ADVISORS, INC.	0.13%	63K	2.77M	63K	+100.00%
Mar 31, 2024	ALLSPRING GLOBAL INVESTMENTS HOLDINGS, LLC	0.13%	64.56K	2.84M	24.68K	+61.87%
Mar 31, 2024	FIRST TRUST ADVISORS LP	0.14%	67.09K	2.95M	20.17K	+42.99%
Mar 31, 2024	MOODY ALDRICH PARTNERS LLC	0.16%	75.48K	3.31M	12.36K	+19.59%
Mar 31, 2024	SWISS NATIONAL BANK	0.16%	75.6K	3.32M	-1.5K	-1.95%
Mar 31, 2024	PUBLIC SECTOR PENSION INVESTMENT BOARD	0.16%	76.59K	3.36M	-950	-1.23%
Mar 31, 2024	TREXQUANT INVESTMENT LP	0.16%	77.73K	3.41M	38.77K	+99.50%
Mar 31, 2024	STATE OF WISCONSIN INVESTMENT BOARD	0.16%	77.83K	3.42M	35.05K	+81.95%
Mar 31, 2024	UBS GROUP AG	0.17%	80.45K	3.53M	9.37K	+13.18%
Mar 31, 2024	ELLSWORTH ADVISORS, LLC	0.17%	81.17K	3.22M	81.17K	+100.00%
Mar 31, 2024	CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.	0.18%	88.55K	3.89M	47.39K	+115.12%
Dec 31, 2023	MORGAN STANLEY	1.17%	571.11K	35.32M	12.9K	+2.31%
Dec 31, 2023	SILVERCREST ASSET MANAGEMENT GROUP LLC	0.17%	83.25K	5.15M	0	0
Dec 31, 2023	SQUAREPOINT OPS LLC	0.17%	83.44K	5.16M	-18.06K	-17.79%
Dec 31, 2023	MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC	0.18%	87.76K	5.43M	-3.81K	-4.16%
Dec 31, 2023	RAYMOND JAMES & ASSOCIATES	0.19%	92.66K	5.73M	39.92K	+75.68%
Dec 31, 2023	RHUMBLINE ADVISERS	0.19%	93.74K	5.8M	228	+0.24%
Dec 31, 2023	HILLSDALE INVESTMENT MANAGEMENT INC.	0.2%	96.35K	5.96M	-195	-0.20%
Dec 31, 2023	BNP PARIBAS ARBITRAGE, SNC	0.2%	97.81K	6.05M	-24.67K	-20.15%
Dec 31, 2023	VOYA INVESTMENT MANAGEMENT LLC	0.21%	101.95K	6.31M	81.83K	+406.55%
Dec 31, 2023	BEACON HARBOR WEALTH ADVISORS, INC.	0.21%	103.14K	6.38M	45	+0.04%
Dec 31, 2023	LEGAL & GENERAL GROUP PLC	0.22%	107.09K	6.62M	136	+0.13%
Dec 31, 2023	GOLDMAN SACHS GROUP INC	0.23%	110.98K	6.86M	-183.48K	-62.31%
Dec 31, 2023	CITADEL ADVISORS LLC	0.24%	116.2K	7.19M	-12.52K	-9.72%
Dec 31, 2023	TWO SIGMA ADVISERS, LP	0.26%	127.4K	7.88M	42K	+49.18%
Dec 31, 2023	FRONTIER CAPITAL MANAGEMENT CO LLC	0.26%	127.54K	7.89M	211	+0.17%
Dec 31, 2023	LAM GROUP, INC.	0.27%	130.8K	8.09M	2.8K	+2.19%
Dec 31, 2023	AMERIPRISE FINANCIAL INC	0.29%	139.26K	8.61M	-10.41K	-6.96%
Dec 31, 2023	PORTOLAN CAPITAL MANAGEMENT, LLC	0.3%	148.42K	9.18M	15.57K	+11.72%
Dec 31, 2023	JANUS HENDERSON GROUP PLC	0.34%	165.2K	10.22M	52.62K	+46.74%
Dec 31, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.39%	189.85K	11.74M	-164.11K	-46.36%
Dec 31, 2023	PRINCIPAL FINANCIAL GROUP INC	0.42%	202.95K	12.55M	-7.08K	-3.37%
Dec 31, 2023	MILLENNIUM MANAGEMENT LLC	0.42%	205.02K	12.68M	-91.29K	-30.81%
Dec 31, 2023	JACOBS LEVY EQUITY MANAGEMENT, INC	0.43%	208.52K	12.9M	-346.34K	-62.42%
Dec 31, 2023	BANK OF AMERICA CORP /DE/	0.44%	215.53K	13.33M	80.7K	+59.85%
Dec 31, 2023	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.47%	228.67K	14.14M	-142.64K	-38.42%
Dec 31, 2023	VICTORY CAPITAL MANAGEMENT INC	0.49%	237.47K	14.69M	213.01K	+870.87%
Dec 31, 2023	MESIROW INSTITUTIONAL INVESTMENT MANAGEMENT, INC.	0.52%	252.83K	15.64M	69.03K	+37.55%
Dec 31, 2023	BANK OF NEW YORK MELLON CORP	0.64%	313.34K	19.38M	-13.17K	-4.03%
Dec 31, 2023	LSV ASSET MANAGEMENT	0.65%	317.6K	19.64M	105.23K	+49.55%
Dec 31, 2023	BESSEMER GROUP INC	0.67%	325.97K	20.16M	177.83K	+120.04%
Dec 31, 2023	NORDEA INVESTMENT MANAGEMENT AB	0.68%	331.81K	20.35M	-6.64K	-1.96%
Dec 31, 2023	AMERICAN CENTURY COMPANIES INC	0.69%	337.69K	20.89M	137.41K	+68.61%
Dec 31, 2023	OBERWEIS ASSET MANAGEMENT INC/	0.7%	340.27K	21.05M	187.77K	+123.12%
Dec 31, 2023	GRANITE INVESTMENT PARTNERS, LLC	0.75%	365.34K	22.6M	34.43K	+10.40%
Dec 31, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.78%	379.48K	23.47M	27.1K	+7.69%
Dec 31, 2023	BOONE CAPITAL MANAGEMENT LLC	0.82%	400K	24.74M	400K	+100.00%
Dec 31, 2023	INVESCO LTD.	0.82%	400.89K	24.79M	-9.74K	-2.37%
Dec 31, 2023	NORTHERN TRUST CORP	1.18%	575.42K	35.59M	15.99K	+2.86%
Dec 31, 2023	PRICE T ROWE ASSOCIATES INC /MD/	1.21%	586.96K	36.3M	17.25K	+3.03%
Dec 31, 2023	EPOCH INVESTMENT PARTNERS, INC.	1.22%	592.53K	36.65M	460.47K	+348.69%
Dec 31, 2023	RENAISSANCE TECHNOLOGIES LLC	1.32%	641.9K	39.7M	38.8K	+6.43%
Dec 31, 2023	TD ASSET MANAGEMENT INC	1.63%	793.56K	49.08M	649K	+448.96%
Dec 31, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.74%	846.65K	52.37M	37.03K	+4.57%
Dec 31, 2023	FULLER & THALER ASSET MANAGEMENT, INC.	2.61%	1.27M	78.74M	-2.2K	-0.17%
Dec 31, 2023	DIMENSIONAL FUND ADVISORS LP	2.75%	1.34M	82.83M	-548.6K	-29.06%
Dec 31, 2023	STATE STREET CORP	3.02%	1.47M	90.99M	11.65K	+0.80%
Dec 31, 2023	NEUBERGER BERMAN GROUP LLC	3.48%	1.69M	104.71M	205.02K	+13.78%
Dec 31, 2023	VANGUARD GROUP INC	5.78%	2.82M	174.14M	48.2K	+1.74%
Dec 31, 2023	FEDERATED HERMES, INC.	6.72%	3.27M	202.42M	-169.47K	-4.92%
Dec 31, 2023	BLACKROCK INC.	12.4%	6.04M	373.4M	-53.1K	-0.87%
Sep 30, 2023	QUBE RESEARCH & TECHNOLOGIES LTD	0.21%	102.32K	-	96.17K	+1,561.91%
Sep 30, 2023	FEDERATED HERMES, INC.	7.11%	3.44M	-	13.3K	+0.39%
Sep 30, 2023	DIMENSIONAL FUND ADVISORS LP	3.9%	1.89M	-	-42.88K	-2.22%
Sep 30, 2023	BLACKROCK INC.	12.58%	6.09M	-	2.03K	+0.03%
Sep 30, 2023	NEUBERGER BERMAN GROUP LLC	3.07%	1.49M	-	-2.31K	-0.15%
Sep 30, 2023	FULLER & THALER ASSET MANAGEMENT, INC.	2.63%	1.28M	-	-4.28K	-0.33%
Sep 30, 2023	GEODE CAPITAL MANAGEMENT, LLC	1.67%	809.63K	-	29.37K	+3.76%
Sep 30, 2023	NORTHERN TRUST CORP	1.16%	559.42K	-	-76.02K	-11.96%
Sep 30, 2023	MORGAN STANLEY	1.15%	558.21K	-	-8.61K	-1.52%
Sep 30, 2023	JACOBS LEVY EQUITY MANAGEMENT, INC	1.15%	554.85K	-	171.64K	+44.79%
Sep 30, 2023	INVESCO LTD.	0.85%	410.63K	-	-150.05K	-26.76%
Sep 30, 2023	VOLORIDGE INVESTMENT MANAGEMENT, LLC	0.77%	371.31K	-	183.37K	+97.57%
Sep 30, 2023	NUVEEN ASSET MANAGEMENT, LLC	0.73%	353.96K	-	-20.56K	-5.49%
Sep 30, 2023	CHARLES SCHWAB INVESTMENT MANAGEMENT INC	0.73%	352.38K	-	24.12K	+7.35%
Sep 30, 2023	NORDEA INVESTMENT MANAGEMENT AB	0.7%	338.44K	-	-349	-0.10%
Sep 30, 2023	GRANITE INVESTMENT PARTNERS, LLC	0.68%	330.91K	-	-202.25K	-37.93%
Sep 30, 2023	BANK OF NEW YORK MELLON CORP	0.67%	326.51K	-	-15.61K	-4.56%
Sep 30, 2023	STATE OF NEW JERSEY COMMON PENSION FUND D	0.1%	45.96K	-	45.96K	+100.00%
Sep 30, 2023	UBS ASSET MANAGEMENT AMERICAS INC	0.1%	46.72K	-	7.67K	+19.63%
Sep 30, 2023	PUBLIC SECTOR PENSION INVESTMENT BOARD	0.1%	47.1K	-	-19.74K	-29.53%
Sep 30, 2023	GOLDMAN SACHS GROUP INC	0.61%	294.46K	-	9.89K	+3.47%
Sep 30, 2023	LSV ASSET MANAGEMENT	0.44%	212.37K	-	0	0
Sep 30, 2023	PRINCIPAL FINANCIAL GROUP INC	0.43%	210.04K	-	-18.72K	-8.18%
Sep 30, 2023	AMERICAN CENTURY COMPANIES INC	0.41%	200.28K	-	68.67K	+52.18%
Sep 30, 2023	MESIROW INSTITUTIONAL INVESTMENT MANAGEMENT, INC.	0.38%	183.81K	-	54.34K	+41.98%
Sep 30, 2023	OBERWEIS ASSET MANAGEMENT INC/	0.32%	152.5K	-	4.7K	+3.18%
Sep 30, 2023	AMERIPRISE FINANCIAL INC	0.31%	149.67K	-	-13.69K	-8.38%
Sep 30, 2023	BESSEMER GROUP INC	0.31%	148.14K	-	147.82K	+46,195.00%
Sep 30, 2023	TD ASSET MANAGEMENT INC	0.3%	144.56K	-	-13.5K	-8.54%
Sep 30, 2023	PORTOLAN CAPITAL MANAGEMENT, LLC	0.27%	132.85K	-	-49.39K	-27.10%
Sep 30, 2023	EPOCH INVESTMENT PARTNERS, INC.	0.27%	132.06K	-	-39	-0.03%
Sep 30, 2023	ALLIANCEBERNSTEIN L.P.	0.27%	131.95K	-	81.87K	+163.48%
Sep 30, 2023	RUSSELL INVESTMENTS GROUP, LTD.	0.27%	130.52K	-	93.82K	+255.60%
Sep 30, 2023	LAM GROUP, INC.	0.26%	128K	-	0	0
Sep 30, 2023	BNP PARIBAS ARBITRAGE, SNC	0.25%	122.48K	-	55.11K	+81.80%
Sep 30, 2023	NEW YORK STATE COMMON RETIREMENT FUND	0.1%	48.33K	-	-14.79K	-23.43%
Sep 30, 2023	SG AMERICAS SECURITIES, LLC	0.1%	50.73K	-	50.73K	+100.00%
Sep 30, 2023	CREDIT SUISSE AG/	0.11%	51.49K	-	302	+0.59%
Sep 30, 2023	RAYMOND JAMES & ASSOCIATES	0.11%	52.74K	-	-2.43K	-4.40%
Sep 30, 2023	CLARK CAPITAL MANAGEMENT GROUP, INC.	0.12%	58.01K	-	23.37K	+67.49%
Sep 30, 2023	FIRST TRUST ADVISORS LP	0.16%	79.06K	-	-22.87K	-22.44%
Sep 30, 2023	CUBIST SYSTEMATIC STRATEGIES, LLC	0.17%	82.91K	-	-38.12K	-31.50%
Sep 30, 2023	BEACON HARBOR WEALTH ADVISORS, INC.	0.21%	103.1K	-	-1.91K	-1.82%
Sep 30, 2023	SWISS NATIONAL BANK	0.18%	84.9K	-	900	+1.07%
Sep 30, 2023	TWO SIGMA ADVISERS, LP	0.18%	85.4K	-	12.8K	+17.63%
Sep 30, 2023	MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC	0.19%	91.57K	-	-18.62K	-16.90%
Sep 30, 2023	RHUMBLINE ADVISERS	0.19%	93.51K	-	2.56K	+2.81%
Sep 30, 2023	TWO SIGMA INVESTMENTS, LP	0.2%	95.48K	-	65.47K	+218.17%
Sep 30, 2023	HILLSDALE INVESTMENT MANAGEMENT INC.	0.2%	96.55K	-	-3.66K	-3.65%
Sep 30, 2023	D. E. SHAW & CO., INC.	0.21%	100.17K	-	-23.43K	-18.95%

Insiders

Among the AMPH insiders holding of 24.01% of the stake in company, ZHANG JACK Y., CEO & Chief Scientific Officer, holds the largest shares of 2.1M. LUO MARY Z., COO,Chief Scientist & Chairman, is the second largest AMPH insider with ownership of 1.1M shares. LEE HOWARD, director, stands third with possession of 142.94K shares of that stake.

Insiders	Designation	Shares Held
ZHANG JACK Y.	CEO & Chief Scientific Officer	2.1M
LUO MARY Z.	COO,Chief Scientist & Chairman	1.1M
LEE HOWARD	director	142.94K
ZHOU RONG	SENIOR EVP, PRODUCTION CENTER	138.04K
PETERS WILLIAM J	CFO, EVP & TREASURER	97.36K
PETERSEN FLOYD F.	director	71.37K
LIAWATIDEWI YAKOB	EVP Corp Admin Center	69.67K
PRINS RICHARD K	director	35.18K
ZASLOFF MICHAEL A	director	21.33K
GERST DIANE G.		12.84K
DEFLIN GAYLE	director	2.72K

Buying/Selling by Insiders

Date	Insider	Type	Cost	Shares	Value ($)	Shares Total
Dec 17, 2025	ZHOU RONG	SALE	26.20	9.79K	256.38K	138.04K
Dec 12, 2025	PETERSEN FLOYD F.	SALE	25.92	2.43K	62.89K	71.37K
Dec 11, 2025	PETERSEN FLOYD F.	SALE	25.69	1.74K	44.62K	73.79K
Nov 25, 2025	PRINS RICHARD K	SALE	27.10	4.18K	113.25K	35.18K
Nov 13, 2025	PETERSEN FLOYD F.	SALE	26.49	16.68K	441.84K	75.53K
Nov 03, 2025	PETERSEN FLOYD F.	SALE	25.27	500	12.63K	75.53K
Oct 01, 2025	PETERSEN FLOYD F.	SALE	27.20	500	13.6K	76.03K
Sep 02, 2025	PETERSEN FLOYD F.	SALE	30.98	500	15.49K	76.53K
Aug 01, 2025	PETERSEN FLOYD F.	SALE	20.83	500	10.42K	77.03K
Jul 02, 2025	PETERSEN FLOYD F.	SALE	23.47	500	11.73K	77.53K
Jun 02, 2025	PETERSEN FLOYD F.	SALE	25.67	500	12.84K	72.91K
May 01, 2025	PETERSEN FLOYD F.	SALE	24.08	500	12.04K	73.41K
Apr 01, 2025	PETERSEN FLOYD F.	SALE	28.38	500	14.19K	73.91K
Mar 06, 2025	PETERSEN FLOYD F.	SALE	27.99	1K	27.99K	74.41K
Mar 04, 2025	PETERS WILLIAM J	SALE	27.54	4.23K	116.52K	97.36K
Dec 13, 2024	ZHOU RONG	SALE	45.23	8K	361.84K	118.47K
Dec 12, 2024	ZHOU RONG	SALE	44.42	7K	310.98K	118.47K
Dec 09, 2024	PRINS RICHARD K	SALE	43.77	10K	437.7K	30.47K
Nov 12, 2024	ZHOU RONG	SALE	48.88	6.89K	336.93K	118.39K
Nov 12, 2024	PRINS RICHARD K	SALE	48.80	5K	243.99K	31.47K
Nov 06, 2024	PETERS WILLIAM J	SALE	52.05	7.43K	386.52K	94.1K
Sep 13, 2024	ZHOU RONG	SALE	48.26	3K	144.78K	118.39K
Sep 05, 2024	PETERSEN FLOYD F.	SALE	46.47	3K	139.42K	75.41K
Aug 26, 2024	ZHOU RONG	SALE	48.35	4K	193.4K	118.39K
Aug 12, 2024	PRINS RICHARD K	SALE	43.07	17.1K	736.55K	33.97K
Jul 31, 2024	PETERS WILLIAM J	SALE	44.23	10.28K	454.77K	94.1K
Jun 27, 2024	PETERS WILLIAM J	SALE	41.29	635	26.22K	94.1K
Jun 10, 2024	PETERSEN FLOYD F.	SALE	41.40	3K	124.2K	78.41K
Jun 03, 2024	PETERSEN FLOYD F.	SALE	42.65	500	21.33K	78.33K
May 01, 2024	PETERSEN FLOYD F.	SALE	41.67	500	20.84K	78.83K
Apr 01, 2024	PETERSEN FLOYD F.	SALE	43.43	500	21.71K	79.33K
Mar 06, 2024	PETERS WILLIAM J	SALE	48.00	51	2.45K	111.49K
Mar 05, 2024	ZASLOFF MICHAEL A	SALE	47.53	3.11K	147.85K	21.33K
Mar 01, 2024	PETERSEN FLOYD F.	SALE	46.53	49	2.28K	79.83K
Feb 01, 2024	PETERSEN FLOYD F.	SALE	53.64	26	1.39K	80.33K
Jan 10, 2024	LUO MARY Z.	SALE	57.00	1.72K	97.82K	1.1M
Jan 09, 2024	LUO MARY Z.	SALE	58.35	3.71K	216.72K	1.24M
Jan 08, 2024	LUO MARY Z.	SALE	63.27	2.15K	136.15K	1.32M
Jan 02, 2024	PETERSEN FLOYD F.	SALE	61.70	353	21.78K	80.83K
Dec 04, 2023	ZHOU RONG	SALE	59.58	3.51K	209.36K	112.42K
Dec 01, 2023	PETERSEN FLOYD F.	SALE	58.15	365	21.22K	81.33K
Dec 01, 2023	ZHOU RONG	SALE	58.58	4.32K	252.83K	112.42K
Nov 17, 2023	PRINS RICHARD K	SALE	55.86	4K	223.45K	31.9K
Nov 14, 2023	DEFLIN GAYLE	SALE	55.45	4.16K	230.84K	2.72K
Nov 14, 2023	PETERS WILLIAM J	SALE	56.53	14.87K	840.55K	101.36K
Nov 13, 2023	PRINS RICHARD K	SALE	52.50	5K	262.5K	35.9K
Nov 01, 2023	PETERSEN FLOYD F.	SALE	45.30	500	22.65K	81.83K
Oct 02, 2023	PETERSEN FLOYD F.	SALE	45.78	500	22.89K	82.33K
Sep 06, 2023	PETERS WILLIAM J	SALE	52.26	59	3.08K	101.36K
Aug 28, 2023	LIAWATIDEWI YAKOB	SALE	53.13	28.82K	1.53M	69.67K
Aug 18, 2023	PRINS RICHARD K	SALE	52.50	2K	105.01K	40.9K
Aug 15, 2023	PRINS RICHARD K	SALE	57.39	4.16K	238.91K	42.9K
Aug 15, 2023	ZASLOFF MICHAEL A	SALE	57.22	12.76K	730.03K	33.83K
Jun 15, 2023	PETERS WILLIAM J	SALE	52.79	13K	686.27K	105.6K
Jun 15, 2023	ZHOU RONG	SALE	51.79	5K	258.95K	96.89K
Jun 13, 2023	ZHOU RONG	SALE	48.24	5K	241.2K	88.31K
Jun 02, 2023	PETERS WILLIAM J	SALE	46.35	11K	509.86K	105.6K
Jun 01, 2023	LEE HOWARD	SALE	45.02	16.68K	750.96K	142.94K
May 18, 2023	ZHOU RONG	SALE	44.20	10K	442.05K	87.6K
May 18, 2023	DEFLIN GAYLE	SALE	44.01	4.52K	198.89K	4.16K
May 18, 2023	PETERS WILLIAM J	SALE	44.35	10.5K	465.68K	105.15K
May 17, 2023	PETERSEN FLOYD F.	SALE	43.13	5K	215.66K	80.12K
May 15, 2023	ZASLOFF MICHAEL A	SALE	42.18	7.5K	316.34K	43.87K
May 15, 2023	DEFLIN GAYLE	SALE	43.15	1.5K	64.73K	8.68K
May 15, 2023	PRINS RICHARD K	SALE	43.50	5K	217.5K	44.34K
May 12, 2023	PRINS RICHARD K	SALE	42.06	5K	210.32K	47.34K
Apr 17, 2023	PETERS WILLIAM J	SALE	42.35	5.63K	238.52K	105.15K
Apr 13, 2023	LIAWATIDEWI YAKOB	SALE	42.00	6.49K	272.75K	69.22K
Apr 13, 2023	PETERS WILLIAM J	SALE	42.35	4.87K	206.16K	105.15K
Apr 10, 2023	LIAWATIDEWI YAKOB	SALE	40.00	5K	200K	69.22K
Apr 10, 2023	PETERS WILLIAM J	SALE	40.35	10.03K	404.79K	105.15K
Apr 03, 2023	PETERSEN FLOYD F.	SALE	37.72	491	18.52K	85.12K
Mar 15, 2023	PETERS WILLIAM J	SALE	36.43	12.78K	465.47K	118.45K
Mar 01, 2023	PETERS WILLIAM J	SALE	36.33	10.97K	398.69K	100.61K
Mar 01, 2023	PETERSEN FLOYD F.	SALE	37.25	87	3.24K	85.61K
Feb 01, 2023	PETERSEN FLOYD F.	SALE	30.35	500	15.18K	86.11K
Jan 03, 2023	PETERSEN FLOYD F.	SALE	27.94	500	13.97K	86.61K
Dec 01, 2022	PETERSEN FLOYD F.	SALE	30.13	500	15.07K	87.11K
Nov 01, 2022	PETERSEN FLOYD F.	SALE	31.13	500	15.57K	87.61K
Oct 03, 2022	PETERSEN FLOYD F.	SALE	28.59	500	14.3K	88.11K
Sep 01, 2022	PETERSEN FLOYD F.	SALE	29.44	500	14.72K	88.61K
Aug 09, 2022	PETERS WILLIAM J	SALE	38.35	10K	383.5K	100.48K
Aug 08, 2022	LIAWATIDEWI YAKOB	SALE	38.00	5K	190K	61.61K
Aug 01, 2022	PETERSEN FLOYD F.	SALE	37.48	500	18.74K	89.11K
Jul 18, 2022	GERST DIANE G.	SALE	37.23	1.52K	56.6K	12.84K
Jul 15, 2022	LIAWATIDEWI YAKOB	SALE	36.97	7.36K	272.09K	61.61K
Jul 11, 2022	GERST DIANE G.	SALE	36.26	1.52K	55.14K	12.84K
Jul 05, 2022	GERST DIANE G.	SALE	35.00	1.81K	63.46K	12.84K
Jul 01, 2022	PETERSEN FLOYD F.	SALE	34.78	500	17.39K	89.61K
Jun 30, 2022	PETERS WILLIAM J	SALE	34.95	18.39K	642.59K	100.48K
Jun 30, 2022	GERST DIANE G.	SALE	35.00	5.15K	180.11K	12.84K
Jun 17, 2022	PETERS WILLIAM J	SALE	32.05	5.51K	176.68K	100.48K
Jun 06, 2022	LEE HOWARD	SALE	37.79	10.29K	388.86K	138.78K
Jun 01, 2022	PETERSEN FLOYD F.	SALE	37.67	120	4.52K	85.95K
May 23, 2022	LEE HOWARD	SALE	34.93	10K	349.32K	138.78K
May 20, 2022	LUO MARY Z.	SALE	34.21	10.65K	364.37K	2.1M
May 20, 2022	ZHANG JACK Y.	SALE	34.21	10.65K	364.37K	2.1M
May 19, 2022	ZHANG JACK Y.	SALE	33.76	41.62K	1.4M	2.11M
May 18, 2022	PETERSEN FLOYD F.	SALE	35.05	9.92K	347.83K	86.45K
May 18, 2022	LUO MARY Z.	SALE	35.78	2.01K	71.78K	2.16M
May 18, 2022	ZHANG JACK Y.	SALE	33.97	55.26K	1.88M	2.17M
May 16, 2022	ZASLOFF MICHAEL A	SALE	35.61	10.29K	366.5K	47.21K
May 16, 2022	LUO MARY Z.	SALE	36.14	2.84K	102.53K	2.22M
May 02, 2022	PETERSEN FLOYD F.	SALE	35.15	268	9.42K	76.11K
Apr 01, 2022	PETERSEN FLOYD F.	SALE	36.59	437	15.99K	76.44K
Mar 16, 2022	PETERS WILLIAM J	SALE	34.36	3.76K	129.2K	114.14K
Mar 16, 2022	ZASLOFF MICHAEL A	SALE	33.71	10K	337.07K	47.21K
Mar 15, 2022	PRINS RICHARD K	SALE	34.02	10K	340.21K	45.18K
Mar 15, 2022	PETERS WILLIAM J	SALE	34.46	7.9K	272.25K	98.14K
Mar 07, 2022	PETERS WILLIAM J	SALE	29.35	13.03K	382.31K	106.04K
Mar 01, 2022	PETERSEN FLOYD F.	SALE	27.27	500	13.64K	76.87K
Feb 25, 2022	PETERS WILLIAM J	SALE	27.95	11K	307.45K	118.04K
Feb 25, 2022	ZHOU RONG	SALE	28.77	13.25K	381.09K	70.31K
Feb 08, 2022	ZHOU RONG	SALE	26.77	7K	187.39K	76.55K
Feb 08, 2022	PETERS WILLIAM J	SALE	26.95	10K	269.5K	106.04K
Feb 01, 2022	PETERSEN FLOYD F.	SALE	23.37	89	2.08K	77.78K
Jan 10, 2022	ZHOU RONG	SALE	24.96	10.68K	266.53K	86.8K
Jan 10, 2022	PETERS WILLIAM J	SALE	25.40	16K	406.4K	106.04K
Jan 07, 2022	PETERS WILLIAM J	SALE	24.15	20K	483K	117.82K
Jan 03, 2022	PETERSEN FLOYD F.	SALE	23.22	500	11.61K	77.87K
Dec 30, 2021	PETERS WILLIAM J	SALE	23.40	10K	234K	106.04K
Dec 22, 2021	PETERSEN FLOYD F.	SALE	22.50	1K	22.5K	78.37K
Dec 21, 2021	PETERS WILLIAM J	SALE	22.40	8.26K	184.93K	106.04K
Dec 16, 2021	PETERS WILLIAM J	SALE	22.40	1.74K	39.07K	106.04K
Dec 10, 2021	PRINS RICHARD K	SALE	21.36	5.29K	113.01K	45.18K
Nov 22, 2021	PRINS RICHARD K	SALE	21.22	5K	106.1K	45.18K
Nov 11, 2021	PETERS WILLIAM J	SALE	21.33	10K	213.3K	105.69K
Nov 11, 2021	ZHOU RONG	SALE	21.67	7.81K	169.31K	83.12K
Aug 16, 2021	PETERS WILLIAM J	SALE	19.35	6.59K	127.52K	105.69K

Insider Transaction Summary (6 Months)

SHARESTRANS

PURCHASE00

SALES37.31K10

NET SHARES-37.31K10

SHARES HELD776.57K10

% NET SHARES-104.8%0%

Frequently Asked Questions