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Two Sigma Securities’s Blackrock BLK Stock Holding History

Two Sigma Securities’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
2025
Q1 		– Sell
-400
Closed -$410K – 1495
2024
Q4 		$410K Sell
400
-3,800
-90% -$3.86M 0.05% 463
2024
Q3 		$3.99M Sell
4,200
-1,100
-21% -$952K 0.07% 340
2024
Q2 		$4.17M Sell
5,300
-3,300
-38% -$2.57M 0.05% 406
2024
Q1 		$7.17M Sell
8,600
-3,800
-31% -$3.05M 0.07% 304
2023
Q4 		$10.1M Buy
12,400
+8,300
+202% +$5.79M 0.1% 212
2023
Q3 		$2.65M Sell
4,100
-900
-18% -$629K 0.03% 569
2023
Q2 		$3.46M Sell
5,000
-900
-15% -$603K 0.05% 401
2023
Q1 		$3.95M Buy
5,900
+2,800
+90% +$1.97M 0.08% 305
2022
Q4 		$2.2M Buy
3,100
+1,400
+82% +$935K 0.07% 390
2022
Q3 		$935K Sell
1,700
-200
-11% -$131K 0.03% 675
2022
Q2 		$1.16M Buy
+1,900
New +$1.24M 0.04% 469
2021
Q3 		– Sell
-1,700
Closed -$1.49M – 1561
2021
Q2 		$1.49M Buy
+1,700
New +$1.44M 0.04% 312
2021
Q1 		– Sell
-1,400
Closed -$1.01M – 910
2020
Q4 		$1.01M Buy
1,400
+200
+17% +$133K 0.02% 393
2020
Q3 		$676K Buy
1,200
+800
+200% +$456K 0.01% 484
2020
Q2 		$218K Sell
400
-1,700
-81% -$858K ﹤0.01% 1092
2020
Q1 		$924K Sell
2,100
-4,600
-69% -$2.27M 0.02% 409
2019
Q4 		$3.37M Sell
6,700
-10,000
-60% -$4.74M 0.02% 532
2019
Q3 		$7.44M Buy
16,700
+11,500
+221% +$5.12M 0.07% 222
2019
Q2 		$2.44M Sell
5,200
-600
-10% -$271K 0.03% 411
2019
Q1 		$2.48M Buy
5,800
+3,900
+205% +$1.64M 0.02% 278
2018
Q4 		$746K Sell
1,900
-5,400
-74% -$2.21M 0.01% 779
2018
Q3 		$3.44M Sell
7,300
-9,000
-55% -$4.38M 0.02% 496
2018
Q2 		$8.13M Buy
16,300
+200
+1% +$106K 0.04% 338
2018
Q1 		$8.72M Buy
16,100
+14,700
+1,050% +$8.07M 0.05% 320
2017
Q4 		$719K Buy
+1,400
New +$681K 0.02% 541

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

Two Sigma Securities's BLK Position: Q1 2026 in Review

Two Sigma Securities reduced its Blackrock (BLK) stake by 44% in Q1 2026, selling an estimated $513K and leaving 617 shares worth $593K. The position accounts for 0.07% of the portfolio, ranked #403.

Two Sigma Securities first reported a position in BLK in Q3 2016 and has held it in 25 quarters since. The position peaked at $5.1M in Q1 2023. 2,320 funds tracked by Wall St. Rank hold BLK as of Q1 2026.

  • Two Sigma Securities held 617 shares of Blackrock worth $593K as of Q1 2026.
  • Two Sigma Securities sold 488 Blackrock shares in Q1 2026, an estimated $513K.
  • Blackrock made up 0.07% of Two Sigma Securities's portfolio in Q1 2026, its #403 holding.
  • Two Sigma Securities first reported a position in Blackrock in Q3 2016 and has held it in 25 quarters since.
  • Two Sigma Securities's Blackrock position peaked at $5.1M in Q1 2023.
  • 2,320 funds tracked by Wall St. Rank held Blackrock as of Q1 2026.

Based on Two Sigma Securities's 13F filing for Q1 2026, filed 15 May 2026.