LOUISBOURG INVESTMENTS INC.

Position in CSGP — Costar Group, Inc.

CIK 2053050 DIEPPE, A3

Position in CSGP

as of Mar 31, 2026 · filed Apr 22, 2026 Compact

Position Value

$7,062,969

+$989,718 QoQ

Shares Held

175,086

+93.8% QoQ

Ownership

0.043%

of shares outstanding

% of Portfolio

1.37%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Jun 2025

4 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Real Estate · as of Mar 31, 2026

LOUISBOURG INVESTMENTS INC. holds $22,950,569 across 4 Real Estate Services names. CSGP ranks #2 (30.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CIGI	Colliers International Group Inc.	75,882	$8,111,026
2	CSGP	Costar Group, Inc. This page	175,086	$7,062,969
3	FSV	FirstService Corp	30,387	$4,221,969
4	CBRE	Cbre Group, Inc.	26,241	$3,554,605

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$7,062,969	175,086	+93.8%	Shares	Sole	2026-04-22
2025-12-31	$6,073,251	90,322	+475.8%	Shares	Sole	2026-01-16
2025-09-30	$1,323,343	15,685	-40.9%	Shares	Sole	2025-10-09
2025-06-30	$2,133,012	26,530	—	Shares	Sole	2025-07-24
No filing history on record for this holder in this stock.