Cornerstone Planning, LLC

SEC CIK: 0001802105
Latest filing: Jul 29, 2026

SEC filings (opens in a new tab)

BX holding history

Blackstone Inc. in every 13F filed by Cornerstone Planning, LLC, 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 (Q2 2026): 10,756
Value: $1.27M
% of portfolio: 0.3%
Quarters held: 3; Since Q4 2025

Holdings of BX by Cornerstone Planning, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	10,756	$1.27M	0.3%	+169+1.6%	Added	Holders
Q1 2026	10,587	$1.22M	0.3%	−5,609−34.6%	Reduced	Holders
Q4 2025	16,196	$2.51M	0.6%	–	No prior filing	Holders