Tower Research Capital (TRC)’s SeaStar Medical ICU Stock Holding History

Tower Research Capital (TRC)’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 Q1	$5.19K	Buy	+1,395	New	+$3.52K	﹤0.01%	4134
2025 Q4	–	Sell	-13	Closed	-$75	–	5350
2025 Q3	$75	Sell	13 -532	-98%	-$4.1K	﹤0.01%	5128
2025 Q2	$2.32K	Buy	545 +355	+187%	+$4.09K	﹤0.01%	4666
2025 Q1	$3.15K	Sell	190 -154	-45%	-$2.9K	﹤0.01%	4462
2024 Q4	$6.66K	Buy	344 +257	+295%	+$7.34K	﹤0.01%	4155
2024 Q3	$3.72K	Buy	87 +23	+36%	+$1.54K	﹤0.01%	4785
2024 Q2	$4.86K	Buy	64 +54	+540%	+$5.79K	﹤0.01%	4739
2024 Q1	$1.82K	Sell	10 -31	-76%	-$6.08K	﹤0.01%	5177
2023 Q4	$4.56K	Buy	41 +1	+3%	+$148	﹤0.01%	4940
2023 Q3	$2.63K	Hold	40	–	–	﹤0.01%	5127
2023 Q2	$5.16K	Buy	40 +21	+111%	+$6.28K	﹤0.01%	4855
2023 Q1	$9K	Buy	19 +16	+533%	+$13.6K	﹤0.01%	4497
2022 Q4	$3K	Sell	3 -1	-25%	-$1.62K	﹤0.01%	5194
2022 Q3	$10K	Hold	4	–	–	﹤0.01%	4539
2022 Q2	$10K	Hold	4	–	–	﹤0.01%	4452
2022 Q1	$10K	Buy	+4	New	+$10.1K	﹤0.01%	4308

Other funds holding ICU

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Jane Street New York $777B AUM 61.18% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

PNC Financial Services Group Pittsburgh, Pennsylvania $173B AUM 20.72% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

NewEdge Advisors New Orleans, Louisiana $27.7B AUM 22.98% 1-Year Est. Return

VGA

Vanguard Global Advisers Malvern, Pennsylvania $187B AUM

Tower Research Capital (TRC)'s ICU Position: Q1 2026 in Review

Tower Research Capital (TRC) opened a new position in SeaStar Medical (ICU) in Q1 2026: 1,395 shares worth $5.19K. The stake represents ﹤0.01% of the portfolio and ranks #4134 among its holdings. This is a return to the name: Tower Research Capital (TRC) previously reported a position in ICU as recently as Q3 2025.

Tower Research Capital (TRC) first reported a position in ICU in Q1 2022 and has held it in 16 quarters since. The position peaked at $10K in Q3 2022. 17 funds tracked by Wall St. Rank hold ICU as of Q1 2026.

Tower Research Capital (TRC) held 1,395 shares of SeaStar Medical worth $5.19K as of Q1 2026.
SeaStar Medical was a new Tower Research Capital (TRC) position in Q1 2026.
SeaStar Medical made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #4134 holding.
Tower Research Capital (TRC) first reported a position in SeaStar Medical in Q1 2022 and has held it in 16 quarters since.
Tower Research Capital (TRC)'s SeaStar Medical position peaked at $10K in Q3 2022.
17 funds tracked by Wall St. Rank held SeaStar Medical as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.