TRCT
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Tower Research Capital (TRC)’s Opko Health OPK Stock Holding History

Tower Research Capital (TRC)’s Portfolio OPK Stock Details OPK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$37.1K Sell
24,719
-103,994
-81% -$133K ﹤0.01% 2989
2026
Q1 		$147K Buy
128,713
+119,585
+1,310% +$147K ﹤0.01% 1865
2025
Q4 		$11.5K Sell
9,128
-12,415
-58% -$17.3K ﹤0.01% 3586
2025
Q3 		$33.4K Sell
21,543
-9,170
-30% -$12.6K ﹤0.01% 2849
2025
Q2 		$40.5K Sell
30,713
-11,737
-28% -$16K ﹤0.01% 3148
2025
Q1 		$70K Buy
42,450
+24,627
+138% +$40.6K ﹤0.01% 1985
2024
Q4 		$26.2K Sell
17,823
-141,878
-89% -$217K ﹤0.01% 2978
2024
Q3 		$238K Buy
159,701
+93,252
+140% +$138K 0.01% 1457
2024
Q2 		$83.1K Buy
66,449
+53,644
+419% +$69.5K ﹤0.01% 2712
2024
Q1 		$15.4K Sell
12,805
-34,515
-73% -$34.5K ﹤0.01% 3248
2023
Q4 		$71.5K Buy
47,320
+19,219
+68% +$27.8K ﹤0.01% 2897
2023
Q3 		$45K Buy
28,101
+10,308
+58% +$18.8K ﹤0.01% 2633
2023
Q2 		$38.6K Sell
17,793
-69
-0.4% -$108 ﹤0.01% 2802
2023
Q1 		$26K Sell
17,862
-29,669
-62% -$38.2K ﹤0.01% 3162
2022
Q4 		$59K Buy
47,531
+16,311
+52% +$25.7K ﹤0.01% 2225
2022
Q3 		$59K Buy
31,220
+7,948
+34% +$18.8K ﹤0.01% 3013
2022
Q2 		$59K Buy
23,272
+2,195
+10% +$6.4K ﹤0.01% 2730
2022
Q1 		$73K Sell
21,077
-23,229
-52% -$82K ﹤0.01% 2432
2021
Q4 		$213K Sell
44,306
-41,869
-49% -$169K ﹤0.01% 1725
2021
Q3 		$315K Buy
86,175
+57,520
+201% +$214K 0.01% 1357
2021
Q2 		$116K Buy
28,655
+6,092
+27% +$23.9K ﹤0.01% 2313
2021
Q1 		$96K Sell
22,563
-2,161
-9% -$10.3K ﹤0.01% 2617
2020
Q4 		$97K Sell
24,724
-888,744
-97% -$3.71M ﹤0.01% 2384
2020
Q3 		$3.37M Buy
913,468
+751,524
+464% +$3.17M 0.04% 163
2020
Q2 		$552K Buy
+161,944
New +$363K 0.02% 932
2019
Q4 		– Sell
-198
Closed – – 4141
2019
Q3 		$0 Sell
198
-302
-60% -$617 ﹤0.01% 4398
2019
Q2 		$1K Sell
500
-700
-58% -$1.53K ﹤0.01% 3467
2019
Q1 		$3K Buy
1,200
+1,078
+884% +$3.26K ﹤0.01% 3307
2018
Q4 		$0 Sell
122
-2,578
-95% -$8.74K ﹤0.01% 4202
2018
Q3 		$9K Buy
+2,700
New +$14.3K ﹤0.01% 2830
2018
Q2 		– Sell
-22,604
Closed -$72K – 3940
2018
Q1 		$72K Buy
+22,604
New +$91K 0.01% 1466
2017
Q4 		– Sell
-66
Closed – – 3861
2017
Q3 		$0 Sell
66
-956
-94% -$6.03K ﹤0.01% 4051
2017
Q2 		$7K Sell
1,022
-150
-13% -$1.05K ﹤0.01% 1824
2017
Q1 		$9K Sell
1,172
-5,797
-83% -$48.8K ﹤0.01% 1855
2016
Q4 		$65K Buy
6,969
+6,403
+1,131% +$66.2K 0.01% 1241
2016
Q3 		$6K Buy
566
+413
+270% +$4.11K ﹤0.01% 2440
2016
Q2 		$1K Sell
153
-49,287
-100% -$500K ﹤0.01% 4192
2016
Q1 		$514K Buy
+49,440
New +$452K 0.08% 173
2015
Q4 		– Sell
-100
Closed -$1K – 4893
2015
Q3 		$1K Sell
100
-57,171
-100% -$757K ﹤0.01% 3656
2015
Q2 		$921K Buy
57,271
+45,709
+395% +$711K 0.08% 94
2015
Q1 		$164K Buy
11,562
+11,462
+11,462% +$149K 0.02% 534
2014
Q4 		$1K Buy
+100
New +$856 ﹤0.01% 3686
2014
Q3 		– Sell
-2,949
Closed -$26K – 4758
2014
Q2 		$26K Buy
2,949
+2,753
+1,405% +$24K ﹤0.01% 1691
2014
Q1 		$2K Sell
196
-19,338
-99% -$170K ﹤0.01% 3888
2013
Q4 		$165K Buy
19,534
+19,284
+7,714% +$195K 0.03% 606
2013
Q3 		$2K Sell
250
-305
-55% -$2.45K ﹤0.01% 4132
2013
Q2 		$4K Buy
+555
New +$3.83K ﹤0.01% 3102

Other funds holding OPK

RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
WCM
Whitefort Capital Management New York $406M AUM 84.26% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Tower Research Capital (TRC)'s OPK Position: Q2 2026 in Review

Tower Research Capital (TRC) reduced its Opko Health (OPK) stake by 81% in Q2 2026, selling an estimated $133K and leaving 24,719 shares worth $37.1K. The position accounts for ﹤0.01% of the portfolio, ranked #2989.

Tower Research Capital (TRC) first reported a position in OPK in Q2 2013 and has held it in 47 quarters since. The position peaked at $3.37M in Q3 2020. 222 funds tracked by Wall St. Rank hold OPK as of Q2 2026.

  • Tower Research Capital (TRC) held 24,719 shares of Opko Health worth $37.1K as of Q2 2026.
  • Tower Research Capital (TRC) sold 103,994 Opko Health shares in Q2 2026, an estimated $133K.
  • Opko Health made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #2989 holding.
  • Tower Research Capital (TRC) first reported a position in Opko Health in Q2 2013 and has held it in 47 quarters since.
  • Tower Research Capital (TRC)'s Opko Health position peaked at $3.37M in Q3 2020.
  • 222 funds tracked by Wall St. Rank held Opko Health as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.