Marshall Wace’s Blackstone BX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$294K Sell
2,500
-300
-11% -$36K ﹤0.01% 2728
2026
Q1
$322K Buy
2,800
+500
+22% +$65.1K ﹤0.01% 2629
2025
Q4
$355K Sell
2,300
-700
-23% -$106K ﹤0.01% 2387
2025
Q3
$513K Buy
+3,000
New +$514K ﹤0.01% 2224

Other funds holding BX

Marshall Wace's BX Position: Q2 2026 in Review

Marshall Wace reduced its Blackstone (BX) stake by 77% in Q2 2026, selling an estimated $72.9M and leaving 177,500 shares worth $20.9M. The position accounts for 0.02% of the portfolio, ranked #712.

Marshall Wace first reported a position in BX in Q1 2014 and has held it in 25 quarters since. The position peaked at $203M in Q1 2025. 2,156 funds tracked by Wall St. Rank hold BX as of Q2 2026.

  • Marshall Wace held 177,500 shares of Blackstone worth $20.9M as of Q2 2026.
  • Marshall Wace sold 606,499 Blackstone shares in Q2 2026, an estimated $72.9M.
  • Blackstone made up 0.02% of Marshall Wace's portfolio in Q2 2026, its #712 holding.
  • Marshall Wace first reported a position in Blackstone in Q1 2014 and has held it in 25 quarters since.
  • Marshall Wace's Blackstone position peaked at $203M in Q1 2025.
  • 2,156 funds tracked by Wall St. Rank held Blackstone as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.