ICU
SEASTAR MEDCL (ICU)
NASDAQ
$3.27-$0.26 (-7.39%)
Price as of Jun 03, 2026 6:20 PM EDT
  • $14.8M
    Market Cap
  • -69.30%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
HUDSON BAY CAPITAL MANAGEMENT LP
21.99%
624,005
+624,005 (+100.00%)
Dec 31, 2022
COHEN & CO FINANCIAL MANAGEMENT, LLC
21.97%
623,400
+623,400 (+100.00%)
Dec 31, 2022
VANGUARD GROUP INC
13.30%
377,377
0 (0.00%)
Dec 31, 2025
GEODE CAPITAL MANAGEMENT, LLC
1.96%
55,642
+55,642 (+100.00%)
Mar 31, 2026
SFMG, LLC
1.55%
43,888
+43,888 (+100.00%)
Dec 31, 2022
N/A
1.01%
28,791
+28,791 (+100.00%)
Mar 31, 2026
JANE STREET GROUP, LLC
0.99%
27,960
+27,960 (+100.00%)
Mar 31, 2026

Current Ownership Distribution

  • Insiders19.5M (59.79%)
  • Mutual Funds8.4M (25.77%)
  • Institutions4.7M (14.43%)
  • Other0 (0.00%)

Insider Transactions

  • 59.79% (19.5M)
    Current InsiderOwnership (%, shares)
  • 3
    Number of InsiderBuying (last 12 months)
  • $100,144.26
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Neuman John
Award
Feb 06, 2026
$0.00
3,000
$0.00
12,200
Towne Bradford K
Principal Accounting Officer
Award
Feb 06, 2026
$0.00
7,500
$0.00
9,050
Chung Kevin
Chief Medical Officer
Award
Feb 06, 2026
$0.00
15,000
$0.00
20,819
Vincent Bernadette N
Award
Feb 06, 2026
$0.00
3,000
$0.00
4,200
Baird Jennifer A
Award
Feb 06, 2026
$0.00
3,000
$0.00
6,620
Van Heel Kenneth
Award
Feb 06, 2026
$0.00
3,000
$0.00
7,940
Schlorff Eric
Chief Executive Officer
Award
Feb 06, 2026
$0.00
30,000
$0.00
39,852
Baird Jennifer A
Buy
Dec 19, 2025
$987.42
4,200
$0.24
36,200
Van Heel Kenneth
Buy
Aug 27, 2025
$8,565.00
10,000
$0.86
49,400
Van Heel Kenneth
Buy
Aug 26, 2025
$22,247.50
25,000
$0.89
39,400
Chung Kevin
Chief Medical Officer
Buy
Aug 22, 2025
$8,000.00
10,000
$0.80
58,184
Baird Jennifer A
Award
Jul 10, 2025
$0.00
4,000
$0.00
32,000
Neuman John
Award
Jul 10, 2025
$0.00
4,000
$0.00
92,000
Van Heel Kenneth
Award
Jul 10, 2025
$0.00
4,000
$0.00
14,400
Chung Kevin
Chief Medical Officer
Exempt
Jul 01, 2025
$0.00
5,000
$0.00
0
Chung Kevin
Chief Medical Officer
Exempt
Jul 01, 2025
$0.00
5,000
$0.00
48,184
Baird Jennifer A
Buy
Jun 30, 2025
$4,174.00
10,000
$0.42
28,000
Van Heel Kenneth
Exempt
Jun 04, 2025
$0.00
4,000
$0.00
0
Baird Jennifer A
Exempt
Jun 04, 2025
$0.00
2,667
$0.00
0
Neuman John
Exempt
Jun 04, 2025
$0.00
2,667
$0.00
0
Baird Jennifer A
Exempt
Jun 04, 2025
$0.00
2,667
$0.00
18,000
Van Heel Kenneth
Exempt
Jun 04, 2025
$0.00
4,000
$0.00
10,400
Neuman John
Exempt
Jun 04, 2025
$0.00
2,667
$0.00
88,000
Chung Kevin
Chief Medical Officer
Buy
May 20, 2025
$5,625.00
4,500
$1.25
18,185
Baird Jennifer A
Buy
May 20, 2025
$12,815.00
10,000
$1.28
10,000
Green David A
Chief Financial Officer
Award
Apr 01, 2025
$0.00
15,000
$0.00
15,000
Chung Kevin
Chief Medical Officer
Award
Apr 01, 2025
$0.00
15,000
$0.00
15,000
Neuman John
Buy
Dec 11, 2024
$20,405.00
10,000
$2.04
40,000
Chung Kevin
Chief Medical Officer
Buy
Nov 18, 2024
$8,457.50
4,250
$1.99
13,685
Schlorff Eric
Chief Executive Officer
Award
Nov 15, 2024
$0.00
65,000
$0.00
65,000