DARK FOREST CAPITAL MANAGEMENT LP

Position in BLDR — Builders FirstSource, Inc.

CIK 1853322 NEW YORK, NY

Position in BLDR

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$1,230,081

-$249,389 QoQ

Shares Held

13,747

-23.5% QoQ

Ownership

0.013%

of shares outstanding

% of Portfolio

0.08%

of 13F equity value

Holder Rank

#289

of 662 holders

Holding Since

Sep 2021

9 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Industrials · as of Jun 30, 2026

DARK FOREST CAPITAL MANAGEMENT LP holds $7,831,651 across 7 Building Products & Equipment names. BLDR ranks #3 (15.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AWI	Armstrong World Industries Inc	16,873	$2,706,766
2	NPKI	NPK International Inc.	124,898	$1,987,127
3	BLDR	Builders FirstSource, Inc. This page	13,747	$1,230,081
4	TREX	Trex Co Inc	12,737	$637,359
5	JBI	Janus International Group, Inc.	96,588	$536,063
6	CARR	CARRIER GLOBAL Corp	5,147	$377,532
7	LPX	Louisiana-Pacific Corp	4,535	$356,723

9 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,230,081	13,747	-23.5%	Shares	Sole	2026-08-14
2026-03-31	$1,479,470	17,970	-25.5%	Shares	Sole	2026-05-15
2025-09-30	$2,924,550	24,120	+1510.1%	Shares	Sole	2025-11-17
2024-09-30	$290,402	1,498	-55.8%	Shares	Sole	2024-11-14
2024-03-31	$706,358	3,387	-40.0%	Shares	Sole	2024-05-15
2023-06-30	$767,992	5,647	-60.1%	Shares	Sole	2023-08-14
2023-03-31	$1,257,479	14,164	+747.6%	Shares	Sole	2023-05-12
2022-12-31	$108,414	1,671	-67.5%	Shares	Sole	2023-02-13
2021-09-30	$266,254	5,146	—	Shares	Sole	2021-11-16
No filing history on record for this holder in this stock.