BlackRock’s SeaStar Medical ICU Stock Holding History

BlackRock’s Portfolio ICU Stock Details ICU Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.35K	Hold	913	–	–	﹤0.01%	5515
2026 Q1	$3.4K	Hold	913	–	–	﹤0.01%	5485
2025 Q4	$2.19K	Hold	913	–	–	﹤0.01%	5387
2025 Q3	$5.2K	Hold	913	–	–	﹤0.01%	5266
2025 Q2	$3.88K	Hold	913	–	–	﹤0.01%	5280
2025 Q1	$15.1K	Hold	913	–	–	﹤0.01%	5126
2024 Q4	$17.7K	Hold	913	–	–	﹤0.01%	5118
2024 Q3	$38.9K	Hold	913	–	–	﹤0.01%	4857
2024 Q2	$69.3K	Buy	913 +1	+0.1%	+$107	﹤0.01%	4787
2024 Q1	$167K	Buy	+912	New	+$179K	﹤0.01%	4630

Other funds holding ICU

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

PNC Financial Services Group Pittsburgh, Pennsylvania $202B AUM 37.79% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return

NewEdge Advisors New Orleans, Louisiana $33.6B AUM 31.03% 1-Year Est. Return

BlackRock's ICU Position: Q2 2026 in Review

BlackRock held its SeaStar Medical (ICU) position steady in Q2 2026 at 913 shares worth $3.35K. The position accounts for ﹤0.01% of the portfolio, ranked #5515.

BlackRock first reported a position in ICU in Q1 2024 and has held it in 10 quarters since. The position peaked at $167K in Q1 2024. 18 funds tracked by Wall St. Rank hold ICU as of Q2 2026.

BlackRock held 913 shares of SeaStar Medical worth $3.35K as of Q2 2026.
BlackRock left its SeaStar Medical share count unchanged in Q2 2026.
SeaStar Medical made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #5515 holding.
BlackRock first reported a position in SeaStar Medical in Q1 2024 and has held it in 10 quarters since.
BlackRock's SeaStar Medical position peaked at $167K in Q1 2024.
18 funds tracked by Wall St. Rank held SeaStar Medical as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.