Walleye Trading’s Omeros OMER Stock Holding History

Walleye Trading’s Portfolio OMER Stock Details OMER Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$67.9K	Sell	6,430 -63,223	-91%	-$745K	﹤0.01%	3601
2025 Q4	$1.2M	Buy	69,653 +55,980	+409%	+$482K	﹤0.01%	2246
2025 Q3	$56.1K	Buy	+13,673	New	+$54.3K	﹤0.01%	3927
2023 Q4	–	Sell	-17,266	Closed	-$50.4K	–	5373
2023 Q3	$50.4K	Buy	+17,266	New	+$69.3K	﹤0.01%	4206
2022 Q2	–	Sell	-17,034	Closed	-$102K	–	5511
2022 Q1	$102K	Sell	17,034 -6,291	-27%	-$39.2K	﹤0.01%	4229
2021 Q4	$150K	Buy	23,325 +693	+3%	+$5.03K	﹤0.01%	4128
2021 Q3	$312K	Buy	22,632 +21,360	+1,679%	+$320K	﹤0.01%	3421
2021 Q2	$19K	Buy	+1,272	New	+$21.3K	﹤0.01%	4858
2020 Q2	–	Sell	-12,484	Closed	-$167K	–	4503
2020 Q1	$167K	Buy	+12,484	New	+$166K	﹤0.01%	2763
2019 Q2	–	Sell	-1,507	Closed	-$26K	–	4368
2019 Q1	$26K	Buy	+1,507	New	+$21.7K	﹤0.01%	3857
2018 Q4	–	Sell	-2,608	Closed	-$36.6K	–	5114
2018 Q3	$64K	Buy	+2,608	New	+$58.2K	﹤0.01%	4443

Other funds holding OMER

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

ISL

Ingalls & Snyder LLC New York $2.83B AUM 21.61% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Stifel Financial St. Louis, Missouri $109B AUM 21.36% 1-Year Est. Return

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

Corient Private Wealth Miami, Florida $69.9B AUM 22.19% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Walleye Trading's OMER Position: Q1 2026 in Review

Walleye Trading reduced its Omeros (OMER) stake by 91% in Q1 2026, selling an estimated $745K and leaving 6,430 shares worth $67.9K. The position accounts for ﹤0.01% of the portfolio, ranked #3601.

Walleye Trading first reported a position in OMER in Q3 2018 and has held it in 11 quarters since. The position peaked at $1.2M in Q4 2025. 161 funds tracked by Wall St. Rank hold OMER as of Q1 2026.

Walleye Trading held 6,430 shares of Omeros worth $67.9K as of Q1 2026.
Walleye Trading sold 63,223 Omeros shares in Q1 2026, an estimated $745K.
Omeros made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #3601 holding.
Walleye Trading first reported a position in Omeros in Q3 2018 and has held it in 11 quarters since.
Walleye Trading's Omeros position peaked at $1.2M in Q4 2025.
161 funds tracked by Wall St. Rank held Omeros as of Q1 2026.

Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.