Boston Partners’s Blackstone BX Stock Holding History

Boston Partners’s Portfolio BX Stock Details BX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-2,029	Closed	-$313K	–	783
2025 Q4	$313K	Buy	2,029 +429	+27%	+$65.2K	﹤0.01%	724
2025 Q3	$273K	Buy	+1,600	New	+$274K	﹤0.01%	724

Other funds holding BX

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Boston Partners's BX Position: Q1 2026 in Review

Boston Partners sold out of Blackstone (BX) in Q1 2026, closing a stake of 2,029 shares — an estimated $313K sold.

Boston Partners first reported a position in BX in Q3 2025 and held it in 2 quarters. The position peaked at $313K in Q4 2025. 2,132 funds tracked by Wall St. Rank hold BX as of Q1 2026.

Boston Partners reported no remaining Blackstone position as of Q1 2026 after selling out during the quarter.
Boston Partners sold 2,029 Blackstone shares in Q1 2026, an estimated $313K.
Boston Partners first reported a position in Blackstone in Q3 2025 and held it in 2 quarters.
Boston Partners's Blackstone position peaked at $313K in Q4 2025.
2,132 funds tracked by Wall St. Rank held Blackstone as of Q1 2026.

Based on Boston Partners's 13F filing for Q1 2026, filed 11 May 2026.