Blackstone Group Inc.

SEC CIK: 0001393818
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

QSI holding history

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

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

Shares (Q4 2021): 0; Sold out in Q4 2021
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q2 2021

Holdings of QSI by Blackstone Group Inc., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q4 2021	0	$0	0.0%	−850,000−100.0%	Sold out	Holders
Q3 2021	850,000	$7.09M	<0.1%	00.0%	Unchanged	Holders
Q2 2021	850,000	$10.4M	<0.1%	+850,000	New	Holders