ICU
SeaStar Medical Holding Corp
NASDAQ · Healthcare · Biotechnology · US
$3.54
+1.22%1
Insider buys (3m)
0
Insider sells (3m)
$2.5K
Net value (3m)
+10.3%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Aug 19, 2026 | Messinger Michael · officer: Chief Financial Officer | Purchase | 750 | $3.27 |
| Jul 2, 2026 | Baird Jennifer A · director | A-Award | 4,000 | $0.00 |
| Jul 2, 2026 | Van Heel Kenneth · director | A-Award | 4,000 | $0.00 |
| Jul 2, 2026 | Neuman John · director | A-Award | 4,000 | $0.00 |
| Jul 2, 2026 | Vincent Bernadette N · director | A-Award | 4,000 | $0.00 |
| Jul 2, 2026 | Schlorff Eric · officer: Chief Executive Officer | A-Award | 10,288 | $0.00 |
| Jul 2, 2026 | Chung Kevin · officer: Chief Medical Officer | A-Award | 7,202 | $0.00 |
| Feb 10, 2026 | Van Heel Kenneth · director | A-Award | 3,000 | $0.00 |
| Feb 10, 2026 | Vincent Bernadette N · director | A-Award | 3,000 | $0.00 |
| Feb 10, 2026 | Neuman John · director | A-Award | 3,000 | $0.00 |
| Feb 10, 2026 | Baird Jennifer A · director | A-Award | 3,000 | $0.00 |
| Feb 10, 2026 | Towne Bradford K · officer: Principal Accounting Officer | A-Award | 7,500 | $0.00 |
| Feb 10, 2026 | Chung Kevin · officer: Chief Medical Officer | A-Award | 15,000 | $0.00 |
| Feb 10, 2026 | Schlorff Eric · officer: Chief Executive Officer | A-Award | 30,000 | $0.00 |
| Dec 22, 2025 | Baird Jennifer A · director | Purchase | 4,200 | $0.24 |
| Dec 11, 2025 | Messinger Michael · officer: Chief Financial Officer | Purchase | 14,500 | $0.35 |
| Aug 28, 2025 | Van Heel Kenneth · director | Purchase | 10,000 | $0.86 |
| Aug 28, 2025 | Van Heel Kenneth · director | Purchase | 25,000 | $0.89 |
| Aug 25, 2025 | Chung Kevin · officer: Chief Medical Officer | Purchase | 10,000 | $0.80 |
| Jul 16, 2025 | Neuman John · director | M-Exempt | 2,667 | $0.00 |
| Jul 16, 2025 | Vincent Bernadette N · director | A-Award | 4,000 | $0.00 |
| Jul 16, 2025 | Vincent Bernadette N · director | M-Exempt | 2,667 | $0.00 |
| Jul 16, 2025 | Van Heel Kenneth · director | A-Award | 4,000 | $0.00 |
| Jul 16, 2025 | Van Heel Kenneth · director | M-Exempt | 4,000 | $0.00 |
| Jul 16, 2025 | Neuman John · director | A-Award | 4,000 | $0.00 |
| Jul 16, 2025 | Baird Jennifer A · director | A-Award | 4,000 | $0.00 |
| Jul 3, 2025 | Chung Kevin · officer: Chief Medical Officer | M-Exempt | 5,000 | $0.00 |
| Jul 3, 2025 | Schlorff Eric · director, officer: Chief Executive Officer | M-Exempt | 21,667 | $0.00 |
| Jul 2, 2025 | Baird Jennifer A · director | Purchase | 10,000 | $0.42 |
| Jul 2, 2025 | Baird Jennifer A · director | M-Exempt | 2,667 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 10Increased 4Reduced 13Sold out 2
| Filer | Action | Shares | Filed |
|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | New Position | 55,642 | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 49,593 | Aug 12, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | Increased | 33,091 | Aug 13, 2026 |
| UBS Group AG | Increased | 31,398 | Aug 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 28,791 | May 15, 2026 |
| JANE STREET GROUP, LLC | Reduced | 27,960 | May 12, 2026 |
| GOLDMAN SACHS GROUP INC | Increased | 23,204 | Mar 25, 2026 |
| VANGUARD FIDUCIARY TRUST CO | New Position | 13,692 | May 8, 2026 |
| VANGUARD FIDUCIARY TRUST CO | Unchanged | 13,692 | Aug 13, 2026 |
| JANE STREET GROUP, LLC | Reduced | 12,634 | Aug 14, 2026 |
| NORTHERN TRUST CORP | New Position | 10,402 | Aug 13, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | Increased | 4,943 | Aug 7, 2026 |
| PNC FINANCIAL SERVICES GROUP, INC. | Reduced | 1,748 | May 8, 2026 |
| TOWER RESEARCH CAPITAL LLC (TRC) | New Position | 1,395 | May 15, 2026 |
| Tower Research Capital LLC (TRC) | Reduced | 1,356 | Aug 11, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 19, 2026