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BLK icon

Ossiam’s Blackrock BLK Stock Holding History

Ossiam’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
Q3 		– Sell
-47,000
Closed -$49.3M – 703
2025
Q2 		$49.3M Buy
+47,000
New +$44.4M 0.55% 37
2024
Q4 		– Sell
-4,275
Closed -$4.06M – 631
2024
Q3 		$4.06M Sell
4,275
-691
-14% -$598K 0.08% 123
2024
Q2 		$3.91M Buy
4,966
+558
+13% +$435K 0.07% 140
2024
Q1 		$3.67M Buy
4,408
+1,918
+77% +$1.54M 0.06% 169
2023
Q4 		$2.02M Buy
2,490
+242
+11% +$169K 0.03% 229
2023
Q3 		$1.45M Buy
2,248
+292
+15% +$204K 0.03% 269
2023
Q2 		$1.35M Buy
1,956
+919
+89% +$616K 0.02% 263
2023
Q1 		$694K Buy
1,037
+290
+39% +$204K 0.01% 344
2022
Q4 		$529K Sell
747
-68
-8% -$45.4K 0.01% 358
2022
Q3 		$448K Buy
+815
New +$533K 0.01% 376
2022
Q1 		– Sell
-51,687
Closed -$47.3M – 440
2021
Q4 		$47.3M Buy
51,687
+26,687
+107% +$24.4M 1.24% 20
2021
Q3 		$21M Buy
+25,000
New +$22.4M 0.59% 35
2021
Q1 		– Sell
-12,000
Closed -$8.66M – 416
2020
Q4 		$8.66M Buy
+12,000
New +$7.96M 0.3% 72
2020
Q3 		– Sell
-10,000
Closed -$5.44M – 421
2020
Q2 		$5.44M Buy
+10,000
New +$5.05M 0.35% 58

Other funds holding BLK

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
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
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

Ossiam's BLK Position: Q3 2025 in Review

Ossiam sold out of Blackrock (BLK) in Q3 2025, closing a stake of 47,000 shares — an estimated $49.3M sold.

Ossiam first reported a position in BLK in Q2 2020 and held it in 14 quarters. The position peaked at $49.3M in Q2 2025. 2,274 funds tracked by Wall St. Rank hold BLK as of Q3 2025.

  • Ossiam reported no remaining Blackrock position as of Q3 2025 after selling out during the quarter.
  • Ossiam sold 47,000 Blackrock shares in Q3 2025, an estimated $49.3M.
  • Ossiam first reported a position in Blackrock in Q2 2020 and held it in 14 quarters.
  • Ossiam's Blackrock position peaked at $49.3M in Q2 2025.
  • 2,274 funds tracked by Wall St. Rank held Blackrock as of Q3 2025.

Based on Ossiam's 13F filing for Q3 2025, filed 14 Nov 2025.