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MILLENNIUM MANAGEMENT LLC

Position in CSGP — Costar Group, Inc.

CIK 1273087 NEW YORK, NY

Position in CSGP

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$21,154,898
+$16,169,278 QoQ
Shares Held
746,995
+504.4% QoQ
Ownership
0.184%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#78
of 747 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in CSGP Over Time

Shares Held

Position Value (USD)

Derivatives in CSGP

reported options exposure · as of Jun 30, 2026
CallValue
$3,038,736
CallShares
107,300
PutValue
$461,616
PutShares
16,300

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

MILLENNIUM MANAGEMENT LLC holds $803,492,125 across 13 Real Estate Services names. CSGP ranks #3 (2.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 CSGP
Costar Group, Inc.
This page
746,995 $21,154,898

All Filings in CSGP

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50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,038,736 107,300
2026-06-30 $21,154,898 746,995
2026-06-30 $461,616 16,300
2026-03-31 $4,985,620 123,590
2026-03-31 $1,952,456 48,400
2026-03-31 $1,613,600 40,000
2025-12-31 $8,277,244 123,100
2025-12-31 $40,476,799 601,975
2025-12-31 $5,022,828 74,700
2025-09-30 $12,967,669 153,700
2025-09-30 $8,327,319 98,700
2025-09-30 $34,452,911 408,355
2025-06-30 $11,159,520 138,800
2025-06-30 $15,726,240 195,600
2025-06-30 $8,628,286 107,317
2025-03-31 $25,783,660 325,428
2025-03-31 $12,351,957 155,900
2025-03-31 $18,698,280 236,000
2024-12-31 $4,839,484 67,600
2024-12-31 $501,130 7,000
2024-12-31 $31,102,275 434,450
2024-09-30 $656,328 8,700
2024-09-30 $15,630,639 207,193
2024-09-30 $731,768 9,700
2024-06-30 $23,397,249 315,582
2024-06-30 $296,560 4,000
2024-06-30 $474,496 6,400
2024-03-31 $12,123,300 125,500
2024-03-31 $2,927,366 30,304
2024-03-31 $10,568,040 109,400
2023-12-31 $358,299 4,100
2023-12-31 $26,618,994 304,600
2023-12-31 $7,040,225 80,561
2023-09-30 $58,320,219 758,489
2023-09-30 $23,236,158 302,200
2023-06-30 $37,967,400 426,600
2023-06-30 $22,330,100 250,900
2023-06-30 $45,097,368 506,712
2023-03-31 $2,588,760 37,600
2023-03-31 $715,626 10,394
2023-03-31 $826,200 12,000
2022-12-31 $857,808 11,100
2022-12-31 $3,240,659 41,934
2022-12-31 $2,666,160 34,500
2022-06-30 $84,591,216 1,400,285
2022-03-31 $41,004,516 615,591
2021-12-31 $84,694,080 1,071,670
2021-09-30 $65,212,739 757,759
2021-06-30 $142,068,268 1,715,386
2021-03-31 $159,778,703 194,404