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PEAK6 LLC

Position in ACGL — Arch Capital Group Ltd.

CIK 1389958 AUSTIN, TX

Position in ACGL

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$2,658,085
+$1,761,880 QoQ
Shares Held
27,386
+193.9% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.07%
of 13F equity value
Holder Rank
#324
of 900 holders
Holding Since
Dec 2024
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ACGL Over Time

Shares Held

Position Value (USD)

Derivatives in ACGL

reported options exposure · as of Jun 30, 2026
CallValue
$1,941,200
CallShares
20,000
PutValue
$22,323,800
PutShares
230,000

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Insurance - Diversified

Financial Services · as of Jun 30, 2026

PEAK6 LLC holds $11,987,895 across 3 Insurance - Diversified names. ACGL ranks #2 (22.2% of the industry book) .

# Ticker Company Shares Value (USD) Open
2 ACGL
Arch Capital Group Ltd.
This page
27,386 $2,658,085

All Filings in ACGL

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $2,658,085 27,386
2026-06-30 $22,323,800 230,000
2026-06-30 $1,941,200 20,000
2025-03-31 $896,205 9,318
2024-12-31 $489,455 5,300