ARCA biopharma, Inc. ABIO
28.80 +28.80
Day range unavailable
52-week range unavailable
Ownership
Held by insiders 1.29%
Held by institutions 101.46%
Float held by institutions 102.79%
Institutions 33
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Bml Capital Management, Llc | 4.91% | 706,930 | 1.44M | Jun 29, 2023 |
| Western Standard, LLC | 4.37% | 630,191 | 1.28M | Jun 29, 2023 |
| Vanguard Group Inc | 3.20% | 461,613 | 937.07K | Jun 29, 2023 |
| Newtyn Management, Llc | 2.17% | 313,200 | 635.80K | Jun 29, 2023 |
| Blackrock Inc. | 1.61% | 231,959 | 470.88K | Jun 29, 2023 |
| Geode Capital Management, LLC | 1.08% | 155,635 | 315.94K | Jun 29, 2023 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Vanguard Total Stock Market Index Fund | 2.17% | 312,166 | 633.70K | Jun 29, 2023 |
| Vanguard Extended Market Index Fund | 0.96% | 138,329 | 280.81K | Jun 29, 2023 |
| Fidelity Extended Market Index Fund | 0.39% | 55,513 | 117.13K | May 30, 2023 |
| Fidelity Total Market Index Fund | 0.37% | 52,959 | 111.74K | May 30, 2023 |
| Bridgeway Funds Inc-Ultra Small Company Fund | 0.33% | 46,948 | 95.30K | Jun 29, 2023 |
| Tekla Life Sciences Investors | 0.23% | 32,461 | 65.89K | Jun 29, 2023 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| BARRETT PETER | Beneficial Owner of more than 10% of a Class of Security | Sale | Feb 25, 2018 | 0 |
| BASKETT FOREST | Beneficial Owner of more than 10% of a Class of Security | Sale | Feb 25, 2018 | 0 |
| CABLE CAR CAPITAL LLC | Beneficial Owner of more than 10% of a Class of Security | Conversion of Exercise of derivative security | Dec 15, 2022 | 4,000,450 |
| CONWAY ROBERT E | Chairman of the Board | Purchase | May 11, 2021 | 50,000 |
| DEKKER C JEFFREY | Chief Financial Officer | Stock Award(Grant) | Dec 7, 2022 | 40,000 |
| KEUER THOMAS A | Chief Operating Officer | Stock Award(Grant) | Dec 7, 2022 | 40,730 |