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PEAK6 LLC

Position in CSGP — Costar Group, Inc.

CIK 1389958 AUSTIN, TX

Position in CSGP

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$0
-$1,050,332 QoQ
Shares Held
0
-100.0% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2025
6 quarters on record

Common Shares in CSGP Over Time

Shares Held

Position Value (USD)

Derivatives in CSGP

reported options exposure · as of Jun 30, 2026
CallValue
$1,305,552
CallShares
46,100
PutValue
$87,792
PutShares
3,100

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 Real Estate Services

Real Estate · as of Jun 30, 2026

PEAK6 LLC holds $6,186,497 across 4 Real Estate Services names.

# Ticker Company Shares Value (USD) Open

All Filings in CSGP

Export CSV
12 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $87,792 3,100
2026-06-30 $1,305,552 46,100
2026-03-31 $726,120 18,000
2026-03-31 $1,050,332 26,037
2025-12-31 $10,287,720 153,000
2025-12-31 $685,848 10,200
2025-09-30 $2,168,309 25,700
2025-09-30 $18,603,585 220,500
2025-06-30 $6,295,320 78,300
2025-06-30 $9,728,400 121,000
2025-03-31 $8,046,202 101,555
2025-03-31 $491,226 6,200