PEAK6 LLC

SEC CIK: 0001389958
Latest filing: Aug 12, 2026

SEC filings (opens in a new tab)

ACGL holding history

Arch Capital Group Ltd. in every 13F filed by PEAK6 LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

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

Shares (Q2 2026): 27,386
Value: $2.66M
% of portfolio: 0.1%
Quarters held: 2; Since Q1 2025

Holdings of ACGL by PEAK6 LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	27,386	$2.66M	0.1%	+27,386	New	Holders
Q2 2025	0	$0	0.0%	−9,318−100.0%	Sold out	Holders
Q1 2025	9,318	$896.2K	<0.1%	+9,318	New	Holders