Blackstone Group Inc.

SEC CIK: 0001393818
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

AMPX holding history

Amprius Technologies, 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.

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

Shares (Q2 2025): 0; Sold out in Q2 2025
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q4 2024

Holdings of AMPX by Blackstone Group Inc., by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2025	0	$0	0.0%	−257,923−100.0%	Sold out	Holders
Q1 2025	257,923	$691.2K	<0.1%	00.0%	Unchanged	Holders
Q4 2024	257,923	$722.2K	<0.1%	+257,923	New	Holders