BlackRock
TSVT

BlackRock’s 2seventy bio TSVT Stock Holding History

BlackRock’s Portfolio TSVT Stock Details TSVT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-3,971,873
Closed -$19.6M – 5588
2025
Q1 		$19.6M Sell
3,971,873
-250,781
-6% -$797K ﹤0.01% 2952
2024
Q4 		$12.4M Buy
4,222,654
+352,558
+9% +$1.45M ﹤0.01% 3309
2024
Q3 		$18.3M Buy
3,870,096
+209,073
+6% +$943K ﹤0.01% 3096
2024
Q2 		$14.1M Sell
3,661,023
-244,382
-6% -$1.1M ﹤0.01% 3184
2024
Q1 		$20.9M Sell
3,905,405
-6,319
-0.2% -$29.7K ﹤0.01% 2970
2023
Q4 		$16.7M Sell
3,911,724
-504,085
-11% -$1.55M ﹤0.01% 3110
2023
Q3 		$17.3M Buy
4,415,809
+280,625
+7% +$1.84M ﹤0.01% 3020
2023
Q2 		$41.8M Buy
4,135,184
+974,661
+31% +$10.3M ﹤0.01% 2596
2023
Q1 		$32.2M Buy
3,160,523
+153,911
+5% +$1.76M ﹤0.01% 2714
2022
Q4 		$28.2M Buy
3,006,612
+424,476
+16% +$5.99M ﹤0.01% 2843
2022
Q3 		$37.6M Buy
2,582,136
+53,200
+2% +$790K ﹤0.01% 2666
2022
Q2 		$33.4M Buy
2,528,936
+935,172
+59% +$12.7M ﹤0.01% 2768
2022
Q1 		$27.2M Sell
1,593,764
-8,919
-0.6% -$151K ﹤0.01% 2975
2021
Q4 		$41.1M Buy
+1,602,683
New +$50M ﹤0.01% 2787

Other funds holding TSVT

N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $4.82B AUM 20.19% 1-Year Est. Return

BlackRock's TSVT Position: Q2 2025 in Review

BlackRock sold out of 2seventy bio (TSVT) in Q2 2025, closing a stake of 3,971,873 shares — an estimated $19.6M sold.

BlackRock first reported a position in TSVT in Q4 2021 and held it in 14 quarters. The position peaked at $41.8M in Q2 2023. 2 funds tracked by Wall St. Rank hold TSVT as of Q2 2025.

  • BlackRock reported no remaining 2seventy bio position as of Q2 2025 after selling out during the quarter.
  • BlackRock sold 3,971,873 2seventy bio shares in Q2 2025, an estimated $19.6M.
  • BlackRock first reported a position in 2seventy bio in Q4 2021 and held it in 14 quarters.
  • BlackRock's 2seventy bio position peaked at $41.8M in Q2 2023.
  • 2 funds tracked by Wall St. Rank held 2seventy bio as of Q2 2025.

Based on BlackRock's 13F filing for Q2 2025, filed 12 Aug 2025.