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About 0.04% of AMPE shares are held by financial institutions. CYPRESS CAPITAL MANAGEMENT LLC (WY) is the top corporate investor, holding 440 shares valued at $67.00. A 0.05% stake in Ampio Pharmaceuticals, Inc. is owned by the company. CYPRESS CAPITAL MANAGEMENT LLC (WY) owns 440 shares valued at $2.00, which translates its holding of 0.05% of the stake in the company.
| Date | Holder | % Stake | Shares Held | Total Value ($) | Shares | % Change in Portfolio |
|---|---|---|---|---|---|---|
| Mar 31, 2026 | CYPRESS CAPITAL MANAGEMENT LLC (WY) | 0.05% | 440 | 67 | 0 | 0 |
| Dec 31, 2025 | CYPRESS CAPITAL MANAGEMENT LLC (WY) | 0.05% | 440 | 2 | 0 | 0 |
| Sep 30, 2025 | CYPRESS CAPITAL MANAGEMENT LLC (WY) | 0.05% | 440 | 1 | 0 | 0 |
| Jun 30, 2025 | CYPRESS CAPITAL MANAGEMENT LLC (WY) | 0.05% | 440 | 1 | 440 | +100.00% |
| Jun 30, 2024 | QUBE RESEARCH & TECHNOLOGIES LTD | 0% | 0 | - | -1 | -100.00% |
| Jun 30, 2024 | MORTON BROWN FAMILY WEALTH, LLC | 0% | 0 | - | -6 | -100.00% |
| Jun 30, 2024 | KESSLER INVESTMENT GROUP, LLC | 0% | 0 | - | -4 | -100.00% |
| Jun 30, 2024 | TOWER RESEARCH CAPITAL LLC (TRC) | 0% | 0 | - | -3.54K | -100.00% |
| Jun 30, 2024 | VIRTU FINANCIAL LLC | 0% | 0 | - | -19.1K | -100.00% |
| Jun 30, 2024 | ALLWORTH FINANCIAL LP | 0% | 0 | - | -10 | -100.00% |
| Jun 30, 2024 | JFS WEALTH ADVISORS, LLC | 0% | 0 | - | -83 | -100.00% |
| Jun 30, 2024 | SRS CAPITAL ADVISORS, INC. | 0% | 0 | - | -10 | -100.00% |
| Jun 30, 2024 | JANICZEK WEALTH MANAGEMENT, LLC | 0% | 0 | - | -56 | -100.00% |
| Jun 30, 2024 | CVA FAMILY OFFICE, LLC | 0% | 0 | - | -3.15K | -100.00% |
| Jun 30, 2024 | MINE & ARAO WEALTH CREATION & MANAGEMENT, LLC. | 0% | 0 | - | -3 | -100.00% |
| Jun 30, 2024 | NEWBRIDGE FINANCIAL SERVICES GROUP, INC. | 0% | 0 | - | -35 | -100.00% |
| Jun 30, 2024 | NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO | 0% | 0 | - | -26 | -100.00% |
| Jun 30, 2024 | MORGAN STANLEY | 0% | 0 | - | -7.81K | -100.00% |
| Jun 30, 2024 | GROUP ONE TRADING, L.P. | 0% | 0 | - | -35 | -100.00% |
| Jun 30, 2024 | ADVISOR GROUP HOLDINGS, INC. | 0.01% | 112 | 10 | -302 | -72.95% |
| Jun 30, 2024 | SANCTUARY WEALTH MANAGEMENT, L.L.C. | 0% | 14 | 2 | 0 | 0 |
| Jun 30, 2024 | COUNTRY TRUST BANK | 0% | 7 | 1 | 0 | 0 |
| Jun 30, 2024 | UBS GROUP AG | 0% | 0 | - | -1.25K | -100.00% |
| Jun 30, 2024 | SUNBELT SECURITIES, INC. | 0% | 0 | - | -206 | -100.00% |
| Jun 30, 2024 | CYPRESS CAPITAL MANAGEMENT LLC (WY) | 0% | 0 | - | -461 | -100.00% |
| Jun 30, 2024 | RFP FINANCIAL GROUP LLC | 0% | 0 | - | -1 | -100.00% |
| Jun 30, 2024 | FARTHER FINANCE ADVISORS, LLC | 0% | 0 | - | -18 | -100.00% |
| Jun 30, 2024 | GLEN EAGLE ADVISORS, LLC | 0% | 0 | - | -4 | -100.00% |
| Jun 30, 2024 | BANK OF AMERICA CORP /DE/ | 0% | 0 | - | -42 | -100.00% |
| Jun 30, 2024 | JPMORGAN CHASE & CO | 0% | 0 | - | -101 | -100.00% |
| Jun 30, 2024 | WELLS FARGO & COMPANY/MN | 0% | 0 | - | -6 | -100.00% |
| Jun 30, 2024 | GHP INVESTMENT ADVISORS, INC. | 0% | 0 | - | -300 | -100.00% |
| Sep 30, 2022 | TWO SIGMA INVESTMENTS, LP | 0.09% | 198.35K | 12K | 133.6K | +206.34% |
| Sep 30, 2022 | MAN GROUP PLC | 0.08% | 186.75K | 11K | 85.28K | +84.04% |
| Sep 30, 2022 | CITADEL ADVISORS LLC | 0.08% | 186.7K | 11K | -50.6K | -21.32% |
| Sep 30, 2022 | QUBE RESEARCH & TECHNOLOGIES LTD | 0.07% | 150.74K | 9K | -21.06K | -12.26% |
| Sep 30, 2022 | CHICAGO PARTNERS INVESTMENT GROUP LLC | 0.06% | 146.74K | 4K | -21 | -0.01% |
| Sep 30, 2022 | GROUP ONE TRADING, L.P. | 0.06% | 135.72K | 8K | -16.27K | -10.70% |
| Sep 30, 2022 | KESTRA ADVISORY SERVICES, LLC | 0.06% | 128.88K | 8K | 0 | 0 |
| Sep 30, 2022 | BANK OF NEW YORK MELLON CORP | 0.05% | 105.67K | 6K | 0 | 0 |
| Sep 30, 2022 | SRS CAPITAL ADVISORS, INC. | 0.04% | 98.47K | 6K | -530.7K | -84.35% |
| Sep 30, 2022 | NORTHCAPE WEALTH MANAGEMENT, LLC | 0.04% | 98K | 6K | 98K | +100.00% |
| Sep 30, 2022 | RAYMOND JAMES & ASSOCIATES | 0.03% | 71.42K | 4K | 5K | +7.53% |
| Sep 30, 2022 | LMR PARTNERS LLP | 0.03% | 69.5K | 4K | 0 | 0 |
| Sep 30, 2022 | DANA INVESTMENT ADVISORS, INC. | 0.03% | 65K | 4K | 0 | 0 |
| Sep 30, 2022 | RAYMOND JAMES FINANCIAL SERVICES ADVISORS, INC. | 0.03% | 63.96K | 4K | 0 | 0 |
| Sep 30, 2022 | LPL FINANCIAL LLC | 0.03% | 59.88K | 4K | -21.85K | -26.73% |
| Sep 30, 2022 | IHT WEALTH MANAGEMENT, LLC | 0.03% | 59.05K | 4K | 0 | 0 |
| Sep 30, 2022 | SHEAFF BROCK INVESTMENT ADVISORS, LLC | 0.03% | 57K | 3K | 0 | 0 |
| Sep 30, 2022 | VERITION FUND MANAGEMENT LLC | 0.02% | 52.55K | 3K | 0 | 0 |
| Sep 30, 2022 | GOLDMAN SACHS GROUP INC | 0.02% | 47.81K | 3K | -17.56K | -26.86% |
| Sep 30, 2022 | JFS WEALTH ADVISORS, LLC | 0.02% | 35.05K | - | 0 | 0 |
| Sep 30, 2022 | SNS FINANCIAL GROUP, LLC | 0.02% | 40K | 2K | 0 | 0 |
| Sep 30, 2022 | FLAGSHIP HARBOR ADVISORS, LLC | 0.02% | 46.94K | 3K | 0 | 0 |
| Sep 30, 2022 | 0.02% | 38K | 2.3K | -38.9K | -50.59% | |
| Sep 30, 2022 | VANGUARD GROUP INC | 4.4% | 9.95M | 602K | 1.66M | +20.05% |
| Sep 30, 2022 | BARTLETT & CO. WEALTH MANAGEMENT LLC | 0.02% | 38K | 2.3K | -38.9K | -50.59% |
| Sep 30, 2022 | BARTLETT & CO. LLC | 0.02% | 38K | 2K | -38.9K | -50.59% |
| Sep 30, 2022 | HELEN STEPHENS GROUP, LLC | 0.05% | 117.22K | 7K | 0 | 0 |
| Sep 30, 2022 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 0.05% | 116.08K | 7K | -105.31K | -47.57% |
| Sep 30, 2022 | CHICAGO CAPITAL, LLC | 0.05% | 110.56K | 7K | 0 | 0 |
| Sep 30, 2022 | MORGAN STANLEY | 0.05% | 106.41K | 6K | -203.31K | -65.64% |
| Sep 30, 2022 | GHP INVESTMENT ADVISORS, INC. | 0.04% | 90K | 5K | 0 | 0 |
| Sep 30, 2022 | EMPIRICAL FINANCIAL SERVICES, LLC D.B.A. EMPIRICAL WEALTH MANAGEMENT | 0.04% | 83.1K | 5K | 0 | 0 |
| Sep 30, 2022 | UNITED CAPITAL FINANCIAL ADVISERS, LLC | 0.03% | 76K | 5K | 0 | 0 |
| Sep 30, 2022 | UBS GROUP AG | 0.03% | 71.84K | 4K | 26.22K | +57.48% |
| Sep 30, 2022 | BLACKROCK INC. | 2.05% | 4.64M | 281K | -56.28K | -1.20% |
| Sep 30, 2022 | MILLENNIUM MANAGEMENT LLC | 1.19% | 2.69M | 163K | 656.77K | +32.27% |
| Sep 30, 2022 | GEODE CAPITAL MANAGEMENT, LLC | 0.73% | 1.64M | 99K | 0 | 0 |
| Sep 30, 2022 | CVA FAMILY OFFICE, LLC | 0.5% | 1.14M | 69K | 0 | 0 |
| Sep 30, 2022 | SHILANSKI & ASSOCIATES, INC. | 0.41% | 937.24K | 57K | 937.24K | +100.00% |
| Sep 30, 2022 | TWO SIGMA ADVISERS, LP | 0.19% | 432.22K | 26K | 325.3K | +304.26% |
| Sep 30, 2022 | BRIGHTON JONES LLC | 0.16% | 369.01K | 22K | 0 | 0 |
| Sep 30, 2022 | WESTERN WEALTH MANAGEMENT, LLC | 0.16% | 352.95K | 11K | -212K | -37.53% |
| Sep 30, 2022 | NORTHERN TRUST CORP | 0.15% | 336.91K | 20K | 0 | 0 |
| Sep 30, 2022 | JANE STREET GROUP, LLC | 0.14% | 318.84K | 19K | 182.35K | +133.60% |
| Sep 30, 2022 | VIRTU FINANCIAL LLC | 0.09% | 202.94K | 12K | -223.18K | -52.38% |
| Sep 30, 2022 | ADVISOR GROUP HOLDINGS, INC. | 0.06% | 146.31K | 9K | 10.61K | +7.82% |
| Sep 30, 2022 | CYPRESS CAPITAL MANAGEMENT LLC (WY) | 0.06% | 140.93K | 9K | -4.6K | -3.16% |
| Sep 30, 2022 | CONTINENTAL INVESTORS SERVICES, INC. | 0.04% | 96K | 11K | 96K | +100.00% |
| Sep 30, 2022 | CAPTRUST FINANCIAL ADVISORS | 0.04% | 90.4K | 5K | 0 | 0 |
| Sep 30, 2022 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 0.27% | 606.8K | 37K | 0 | 0 |
| Sep 30, 2022 | PRIVATE CAPITAL MANAGEMENT LLC | 0.41% | 937.24K | 57K | 0 | 0 |
| Sep 30, 2022 | STATE STREET CORP | 0.27% | 616.03K | 37K | 0 | 0 |
| Sep 30, 2022 | COURIER CAPITAL LLC | 0.24% | 540.06K | 33K | 0 | 0 |
Among the AMPE insiders holding of 1.53% of the stake in company, COELHO PHILIP H, director, holds the largest shares of 203.5K. BUCHI J KEVIN, director, is the second largest AMPE insider with ownership of 146.86K shares. STEVENS DAVID R, director, stands third with possession of 103.97K shares of that stake.
| Insiders | Designation | Shares Held |
|---|---|---|
| COELHO PHILIP H | director | 203.5K |
| BUCHI J KEVIN | director | 146.86K |
| STEVENS DAVID R | director | 103.97K |
| MARTINO MICHAEL A | CEO | 76.89K |
| STOKELY DAN | CFO | 28.32K |
| CHEREVKA HOLLI | CHIEF OPERATING OFFICER | 0 |
| Date | Insider | Type | Cost | Shares | Value ($) | Shares Total |
|---|---|---|---|---|---|---|
| Jun 09, 2023 | BUCHI J KEVIN | PURCHASE | 0.29 | 21.86K | 6.28K | 146.86K |
| Jun 08, 2023 | BUCHI J KEVIN | PURCHASE | 0.30 | 25K | 7.4K | 125K |
| May 24, 2023 | MARTINO MICHAEL A | PURCHASE | 0.29 | 76.89K | 22.12K | 76.89K |
| May 16, 2023 | BUCHI J KEVIN | PURCHASE | 0.27 | 32.53K | 8.92K | 100K |
| May 15, 2023 | BUCHI J KEVIN | PURCHASE | 0.25 | 44.03K | 10.86K | 67.47K |
| May 12, 2023 | STEVENS DAVID R | PURCHASE | 0.22 | 45K | 9.9K | 103.97K |
| May 12, 2023 | BUCHI J KEVIN | PURCHASE | 0.24 | 23.44K | 5.51K | 23.44K |
| May 11, 2023 | STEVENS DAVID R | PURCHASE | 0.22 | 25K | 5.5K | 33.97K |
| Jun 25, 2021 | STOKELY DAN | SALE | 1.79 | 22.5K | 40.28K | 28.32K |
| May 21, 2021 | CHEREVKA HOLLI | SALE | 2.00 | 2.6K | 5.21K | 0 |
| May 21, 2021 | COELHO PHILIP H | SALE | 2.00 | 6.74K | 13.47K | 203.5K |
| May 18, 2021 | STOKELY DAN | SALE | 1.83 | 35K | 63.98K | 28.32K |
| Apr 29, 2021 | COELHO PHILIP H | SALE | 2.00 | 3.26K | 6.53K | 203.5K |
| Apr 27, 2021 | COELHO PHILIP H | SALE | 2.00 | 20K | 40K | 203.5K |
| Apr 27, 2021 | CHEREVKA HOLLI | SALE | 2.00 | 74.63K | 149.26K | 0 |
| Mar 16, 2021 | STOKELY DAN | SALE | 1.83 | 40K | 73.05K | 28.32K |
| Sep 27, 2017 | COELHO PHILIP H | PURCHASE | 0.63 | 10K | 6.27K | 104.73K |
| Sep 22, 2017 | COELHO PHILIP H | PURCHASE | 0.60 | 3K | 1.8K | 94.73K |
| Sep 20, 2017 | COELHO PHILIP H | PURCHASE | 0.59 | 1K | 591.8 | 91.73K |
| Sep 19, 2017 | COELHO PHILIP H | PURCHASE | 0.57 | 15K | 8.52K | 90.73K |
| Sep 05, 2017 | COELHO PHILIP H | PURCHASE | 0.56 | 30K | 16.78K | 75.73K |
| Nov 18, 2013 | COELHO PHILIP H | SALE | 8.25 | 13.29K | 109.67K | 14.79K |
| Nov 15, 2013 | COELHO PHILIP H | SALE | 8.22 | 11.32K | 93.07K | 28.08K |
| Nov 22, 2011 | COELHO PHILIP H | SALE | 7.98 | 4.45K | 35.48K | 34.55K |