TRCT
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Tower Research Capital (TRC)’s Omeros OMER Stock Holding History

Tower Research Capital (TRC)’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 		$88.8K Buy
8,411
+6,495
+339% +$76.5K ﹤0.01% 2277
2025
Q4 		$32.9K Sell
1,916
-1,512
-44% -$13K ﹤0.01% 2738
2025
Q3 		$14.1K Sell
3,428
-9,986
-74% -$39.6K ﹤0.01% 3629
2025
Q2 		$40.2K Buy
13,414
+11,971
+830% +$59.6K ﹤0.01% 3157
2025
Q1 		$12K Sell
1,443
-3,024
-68% -$26.7K ﹤0.01% 3477
2024
Q4 		$44.1K Buy
4,467
+1,972
+79% +$13.5K ﹤0.01% 2631
2024
Q3 		$9.9K Sell
2,495
-9,197
-79% -$39.3K ﹤0.01% 3821
2024
Q2 		$47.5K Buy
11,692
+11,313
+2,985% +$40.4K ﹤0.01% 3144
2024
Q1 		$1.31K Sell
379
-7,690
-95% -$29.2K ﹤0.01% 5284
2023
Q4 		$26.4K Buy
8,069
+5,378
+200% +$11.4K ﹤0.01% 3494
2023
Q3 		$7.86K Sell
2,691
-2,007
-43% -$8.05K ﹤0.01% 4425
2023
Q2 		$25.6K Buy
4,698
+237
+5% +$1.38K ﹤0.01% 3171
2023
Q1 		$20K Buy
4,461
+446
+11% +$1.61K ﹤0.01% 3435
2022
Q4 		$9K Sell
4,015
-2,193
-35% -$6.05K ﹤0.01% 4232
2022
Q3 		$19K Sell
6,208
-20,046
-76% -$92.9K ﹤0.01% 3980
2022
Q2 		$73K Buy
26,254
+24,054
+1,093% +$81.5K ﹤0.01% 2540
2022
Q1 		$14K Sell
2,200
-6,956
-76% -$43.4K ﹤0.01% 3905
2021
Q4 		$58K Buy
9,156
+3,430
+60% +$24.9K ﹤0.01% 2648
2021
Q3 		$79K Sell
5,726
-117
-2% -$1.75K ﹤0.01% 2603
2021
Q2 		$87K Sell
5,843
-5,661
-49% -$95K ﹤0.01% 2536
2021
Q1 		$205K Buy
11,504
+9,370
+439% +$182K ﹤0.01% 1992
2020
Q4 		$30K Sell
2,134
-31,682
-94% -$387K ﹤0.01% 3569
2020
Q3 		$342K Buy
33,816
+26,323
+351% +$339K ﹤0.01% 2068
2020
Q2 		$110K Buy
+7,493
New +$112K ﹤0.01% 2371
2019
Q3 		– Sell
-229
Closed -$4K – 4395
2019
Q2 		$4K Sell
229
-69
-23% -$1.24K ﹤0.01% 3041
2019
Q1 		$5K Sell
298
-1,480
-83% -$21.3K ﹤0.01% 3078
2018
Q4 		$20K Buy
+1,778
New +$24.9K ﹤0.01% 1942
2017
Q4 		– Sell
-4,645
Closed -$100K – 3857
2017
Q3 		$100K Buy
+4,645
New +$98.4K 0.01% 1357
2016
Q3 		– Sell
-200
Closed -$2K – 4202
2016
Q2 		$2K Buy
+200
New +$2.46K ﹤0.01% 3935
2016
Q1 		– Sell
-474
Closed -$7K – 4694
2015
Q4 		$7K Buy
+474
New +$6.55K ﹤0.01% 2595
2015
Q3 		– Sell
-3,747
Closed -$67K – 4555
2015
Q2 		$67K Buy
+3,747
New +$80.9K 0.01% 1141
2015
Q1 		– Sell
-506
Closed -$13K – 4774
2014
Q4 		$13K Buy
+506
New +$9.22K ﹤0.01% 1919
2014
Q3 		– Sell
-27
Closed – – 4755
2014
Q2 		$0 Sell
27
-388
-93% -$4.89K ﹤0.01% 4472
2014
Q1 		$5K Buy
415
+239
+136% +$2.94K ﹤0.01% 3284
2013
Q4 		$2K Sell
176
-4,791
-96% -$46.2K ﹤0.01% 4032
2013
Q3 		$49K Buy
4,967
+4,867
+4,867% +$29K 0.01% 1934
2013
Q2 		$1K Buy
+100
New +$461 ﹤0.01% 3714

Other funds holding OMER

BlackRock
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
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Stifel Financial
Stifel Financial St. Louis, Missouri $109B AUM 21.36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Corient Private Wealth
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
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its Omeros (OMER) stake by 339% in Q1 2026, buying an estimated $76.5K and bringing the position to 8,411 shares worth $88.8K. The position accounts for ﹤0.01% of the portfolio, ranked #2277.

Tower Research Capital (TRC) first reported a position in OMER in Q2 2013 and has held it in 37 quarters since. The position peaked at $342K in Q3 2020. 161 funds tracked by Wall St. Rank hold OMER as of Q1 2026.

  • Tower Research Capital (TRC) held 8,411 shares of Omeros worth $88.8K as of Q1 2026.
  • Tower Research Capital (TRC) bought 6,495 Omeros shares in Q1 2026, an estimated $76.5K.
  • Omeros made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #2277 holding.
  • Tower Research Capital (TRC) first reported a position in Omeros in Q2 2013 and has held it in 37 quarters since.
  • Tower Research Capital (TRC)'s Omeros position peaked at $342K in Q3 2020.
  • 161 funds tracked by Wall St. Rank held Omeros as of Q1 2026.

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