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Tower Research Capital (TRC)’s Caribou Biosciences CRBU Stock Holding History

Tower Research Capital (TRC)’s Portfolio CRBU Stock Details CRBU Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$15.6K Buy
8,852
+2,830
+47% +$5.59K ﹤0.01% 3758
2026
Q1 		$11.4K Sell
6,022
-14,329
-70% -$24.6K ﹤0.01% 3844
2025
Q4 		$32.4K Buy
20,351
+1,132
+6% +$2.38K ﹤0.01% 2754
2025
Q3 		$44.8K Sell
19,219
-54,834
-74% -$104K ﹤0.01% 2618
2025
Q2 		$93.3K Buy
74,053
+63,129
+578% +$62.1K ﹤0.01% 2438
2025
Q1 		$9.97K Buy
10,924
+3,572
+49% +$4.64K ﹤0.01% 3695
2024
Q4 		$11.7K Buy
7,352
+2,038
+38% +$4.1K ﹤0.01% 3686
2024
Q3 		$10.4K Sell
5,314
-33,787
-86% -$69.2K ﹤0.01% 3760
2024
Q2 		$64.1K Buy
39,101
+34,674
+783% +$111K ﹤0.01% 2907
2024
Q1 		$22.8K Sell
4,427
-16,507
-79% -$102K ﹤0.01% 2882
2023
Q4 		$120K Buy
20,934
+13,678
+189% +$67.6K ﹤0.01% 2507
2023
Q3 		$34.7K Buy
7,256
+385
+6% +$2.39K ﹤0.01% 2894
2023
Q2 		$29.2K Buy
6,871
+3,218
+88% +$14.5K ﹤0.01% 3047
2023
Q1 		$19K Sell
3,653
-5,634
-61% -$35.1K ﹤0.01% 3481
2022
Q4 		$58K Sell
9,287
-4,270
-31% -$38K ﹤0.01% 2234
2022
Q3 		$143K Buy
13,557
+10,489
+342% +$97.7K ﹤0.01% 2233
2022
Q2 		$17K Sell
3,068
-1,613
-34% -$12.3K ﹤0.01% 3948
2022
Q1 		$43K Buy
4,681
+2,021
+76% +$21.3K ﹤0.01% 2851
2021
Q4 		$40K Buy
2,660
+2,190
+466% +$42.6K ﹤0.01% 2940
2021
Q3 		$11K Buy
+470
New +$11.5K ﹤0.01% 4212

Other funds holding CRBU

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
P
Pfizer New York $170M AUM 191.09% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Mackenzie Financial
Mackenzie Financial Toronto Ontario, Ontario, Canada $100B AUM 36.93% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its Caribou Biosciences (CRBU) stake by 47% in Q2 2026, buying an estimated $5.59K and bringing the position to 8,852 shares worth $15.6K. The position accounts for ﹤0.01% of the portfolio, ranked #3758.

Tower Research Capital (TRC) first reported a position in CRBU in Q3 2021 and has held it in 20 quarters since. The position peaked at $143K in Q3 2022. 137 funds tracked by Wall St. Rank hold CRBU as of Q2 2026.

  • Tower Research Capital (TRC) held 8,852 shares of Caribou Biosciences worth $15.6K as of Q2 2026.
  • Tower Research Capital (TRC) bought 2,830 Caribou Biosciences shares in Q2 2026, an estimated $5.59K.
  • Caribou Biosciences made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #3758 holding.
  • Tower Research Capital (TRC) first reported a position in Caribou Biosciences in Q3 2021 and has held it in 20 quarters since.
  • Tower Research Capital (TRC)'s Caribou Biosciences position peaked at $143K in Q3 2022.
  • 137 funds tracked by Wall St. Rank held Caribou Biosciences as of Q2 2026.

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