Boston Partners

SEC CIK: 0001386060
Latest filing: Aug 4, 2026

SEC filings (opens in a new tab)

BX holding history

Blackstone Inc. in every 13F filed by Boston Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

BX overview All 13F holders of BX Full Q2 2026 holdings

Shares (Q1 2026): 0; Sold out in Q1 2026
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q3 2025

Holdings of BX by Boston Partners, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2026	0	$0	0.0%	−2,029−100.0%	Sold out	Holders
Q4 2025	2,029	$312.8K	<0.1%	+429+26.8%	Added	Holders
Q3 2025	1,600	$273.4K	<0.1%	+1,600	New	Holders