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Tower Research Capital (TRC)’s Blackrock BLK Stock Holding History

Tower Research Capital (TRC)’s Portfolio BLK Stock Details BLK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.71M Buy
8,013
+1,891
+31% +$1.99M 0.2% 85
2025
Q4 		$6.55M Buy
6,122
+4,544
+288% +$4.97M 0.16% 116
2025
Q3 		$1.84M Sell
1,578
-658
-29% -$736K 0.05% 311
2025
Q2 		$2.35M Sell
2,236
-3,568
-61% -$3.37M 0.06% 278
2025
Q1 		$5.49M Sell
5,804
-2,293
-28% -$2.25M 0.16% 96
2024
Q4 		$8.3M Buy
8,097
+4,393
+119% +$4.46M 0.16% 90
2024
Q3 		$3.52M Sell
3,704
-4,010
-52% -$3.47M 0.09% 145
2024
Q2 		$6.07M Buy
7,714
+909
+13% +$709K 0.1% 162
2024
Q1 		$5.67M Sell
6,805
-14,264
-68% -$11.5M 0.14% 113
2023
Q4 		$17.1M Buy
21,069
+13,847
+192% +$9.67M 0.21% 83
2023
Q3 		$4.67M Buy
7,222
+3,766
+109% +$2.63M 0.15% 119
2023
Q2 		$2.39M Buy
3,456
+465
+16% +$311K 0.08% 189
2023
Q1 		$2M Buy
2,991
+464
+18% +$327K 0.06% 200
2022
Q4 		$1.79M Sell
2,527
-14,582
-85% -$9.74M 0.07% 193
2022
Q3 		$9.41M Buy
17,109
+7,719
+82% +$5.05M 0.15% 121
2022
Q2 		$5.72M Sell
9,390
-14,110
-60% -$9.19M 0.13% 127
2022
Q1 		$18M Buy
23,500
+11,978
+104% +$9.36M 0.17% 106
2021
Q4 		$10.5M Buy
11,522
+9,610
+503% +$8.77M 0.18% 90
2021
Q3 		$1.6M Sell
1,912
-1,440
-43% -$1.29M 0.04% 326
2021
Q2 		$2.93M Sell
3,352
-11,202
-77% -$9.46M 0.08% 195
2021
Q1 		$11M Buy
14,554
+9,059
+165% +$6.57M 0.18% 92
2020
Q4 		$3.96M Buy
5,495
+2,557
+87% +$1.7M 0.12% 101
2020
Q3 		$1.66M Buy
2,938
+811
+38% +$463K 0.02% 526
2020
Q2 		$1.16M Buy
2,127
+952
+81% +$481K 0.05% 433
2020
Q1 		$517K Buy
+1,175
New +$579K 0.03% 423
2019
Q4 		– Sell
-1,740
Closed -$775K – 3562
2019
Q3 		$775K Buy
1,740
+1,503
+634% +$669K 0.05% 376
2019
Q2 		$111K Sell
237
-2,510
-91% -$1.14M 0.01% 1114
2019
Q1 		$1.17M Sell
2,747
-2,462
-47% -$1.03M 0.07% 226
2018
Q4 		$2.05M Buy
5,209
+4,857
+1,380% +$1.99M 0.15% 142
2018
Q3 		$166K Sell
352
-5,698
-94% -$2.77M 0.01% 1077
2018
Q2 		$3.02M Buy
+6,050
New +$3.2M 0.17% 115
2018
Q1 		– Sell
-726
Closed -$373K – 3269
2017
Q4 		$373K Buy
726
+483
+199% +$235K 0.05% 367
2017
Q3 		$109K Sell
243
-37
-13% -$15.8K 0.01% 1270
2017
Q2 		$118K Buy
280
+160
+133% +$63.8K 0.01% 442
2017
Q1 		$46K Sell
120
-2,793
-96% -$1.07M ﹤0.01% 772
2016
Q4 		$1.11M Buy
+2,913
New +$1.07M 0.12% 184
2016
Q3 		– Sell
-1,361
Closed -$466K – 3656
2016
Q2 		$466K Buy
+1,361
New +$478K 0.04% 296
2015
Q4 		– Sell
-109
Closed -$32K – 4478
2015
Q3 		$32K Buy
109
+24
+28% +$7.74K ﹤0.01% 1334
2015
Q2 		$29K Buy
+85
New +$31K ﹤0.01% 1785
2015
Q1 		– Sell
-200
Closed -$72K – 4408
2014
Q4 		$72K Sell
200
-3,322
-94% -$1.14M 0.01% 856
2014
Q3 		$1.16M Buy
3,522
+3,422
+3,422% +$1.1M 0.13% 146
2014
Q2 		$32K Buy
+100
New +$30.6K ﹤0.01% 1558
2014
Q1 		– Sell
-613
Closed -$194K – 4446
2013
Q4 		$194K Sell
613
-1,644
-73% -$491K 0.03% 533
2013
Q3 		$611K Buy
+2,257
New +$613K 0.07% 271

Other funds holding BLK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Temasek Holdings
Temasek Holdings Singapore $30.5B AUM 13.98% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its Blackrock (BLK) stake by 31% in Q1 2026, buying an estimated $1.99M and bringing the position to 8,013 shares worth $7.71M. The position accounts for 0.2% of the portfolio, ranked #85.

Tower Research Capital (TRC) first reported a position in BLK in Q3 2013 and has held it in 44 quarters since. The position peaked at $18M in Q1 2022. 2,322 funds tracked by Wall St. Rank hold BLK as of Q1 2026.

  • Tower Research Capital (TRC) held 8,013 shares of Blackrock worth $7.71M as of Q1 2026.
  • Tower Research Capital (TRC) bought 1,891 Blackrock shares in Q1 2026, an estimated $1.99M.
  • Blackrock made up 0.2% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #85 holding.
  • Tower Research Capital (TRC) first reported a position in Blackrock in Q3 2013 and has held it in 44 quarters since.
  • Tower Research Capital (TRC)'s Blackrock position peaked at $18M in Q1 2022.
  • 2,322 funds tracked by Wall St. Rank held Blackrock as of Q1 2026.

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