Coliseum Capital Management, LLC

Rowayton, CT · CIK 1409751 · 13F filing filed 2025-05-15

SEC-registered investment adviser since 2012 · limited liability company

Assets managed$2.3bn
Staff15 · 7 in investment roles
Main clients (by assets)Private funds 84%, Companies 16%
Private funds4 (2 hedge) · $1.9bn gross assets
Form ADV · 2026-03-30SEC adviser record

Legal entityCOLISEUM CAPITAL MANAGEMENT, LLC (US)

$1.2bn reported value -1.3% vs Q4 2024

17positions

90.0%in top 10

3 new 6 added 3 reduced 0 sold out vs Q4 2024

This report includes the holdings of 2 other managers that share the investment decisions:

Gray Adam – reports through this filing
Shackelton Christopher S – reports through this filing

Shares in two reports are counted once in each security's totals.

Holdings, Q1 2025

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#	Security	Ticker	Shares	Value	% of portfolio	Change	Shares change
1	GMS INC COM COM		3,437,488	$251.5m21.00%	21.00%	Added +1.5m	+1,547,999 81.9%
2	HERC HLDGS INC COM HRI	HRI	1,309,989	$175.9m14.69%	14.69%	Added +892.0k	+891,979 213.4%
3	UNIVERSAL TECHNICAL INST INC COM UTI	UTI	5,145,755	$132.1m11.03%	11.03%	Reduced -1.7m	-1,704,881 -24.9%
4	SONOS INC COM SONO	SONO	11,775,582	$125.6m10.49%	10.49%	Added +1.0m	+1,041,569 9.7%
5	OWENS & MINOR INC NEW COM ACH	ACH	10,624,599	$95.9m8.01%	8.01%	Added +5.8m	+5,838,635 122.0%
6	GILDAN ACTIVEWEAR INC COM GIL	GIL	1,784,618	$78.9m6.59%	6.59%	Reduced -2.7m	-2,666,300 -59.9%
7	BUILDERS FIRSTSOURCE INC COM BLDR	BLDR	555,041	$69.3m5.79%	5.79%	Added +237.9k	+237,864 75.0%
8	MASTERCRAFT BOAT HLDGS INC COM MCFT	MCFT	3,562,615	$61.3m5.12%	5.12%	Unchanged
9	WILLSCOT HLDGS CORP COM CL A WSC	WSC	1,627,552	$45.2m3.78%	3.78%	Reduced -396.5k	-396,548 -19.6%
10	MASTERBRAND INC COMMON STOCK MBC	MBC	3,178,919	$41.5m3.47%	3.47%	New
11	PURPLE INNOVATION INC COM PRPL	PRPL	46,855,291	$35.6m2.97%	2.97%	Unchanged
12	LAZYDAYS HLDGS INC COM COM		76,492,984	$24.8m2.07%	2.07%	Unchanged
13	NCR ATLEOS CORPORATION COM SHS NATL	NATL	926,302	$24.4m2.04%	2.04%	New
14	INNOVAGE HLDG CORP COM INNV	INNV	3,914,964	$11.7m0.97%	0.97%	Unchanged
15	FORTREA HLDGS INC COMMON STOCK FTRE	FTRE	1,227,065	$9.3m0.77%	0.77%	Unchanged
16	RANPAK HOLDINGS CORP COM CL A PACK	PACK	1,568,359	$8.5m0.71%	0.71%	New
17	MODIVCARE INC COM MODVQ	MODVQ	4,485,175	$5.9m0.49%	0.49%	Added +1.5m	+1,502,424 50.4%

Stakes above 5%

Companies where this manager has reported owning more than 5% of a class of shares, on Schedule 13D (may seek influence) or 13G (passive): its latest filing for each, from 19 Dec 2024 on.

Company	Ticker	Stake	Change	Schedule	Last filed
PURPLE INNOVATION INC PRPL · 13D · filed 2025-05-06	PRPL	49.9%≈ $21.8m	no change	13D	2025-05-06
OWENS & MINOR INC NEW ACH · 13D · filed 2025-11-14	ACH	16.9%≈ $44.8m	+1.8 pts	13D	2025-11-14
SONOS INC SONO · 13D · filed 2026-08-03	SONO	15.3%≈ $244.5m	+0.1 pts	13D	2026-08-03
MASTERCRAFT BOAT HLDGS INC MCFT · 13D · filed 2026-05-19	MCFT	15.3%≈ $70.7m	-7.4 pts	13D	2026-05-19
GMS INC 13G · filed 2025-05-15		10.0%	+4.2 pts	13G	2025-05-15
MASTERBRAND INC MBC · 13G · filed 2026-08-17	MBC	6.5%≈ $135.8m	-3.4 pts	13G	2026-08-17

Trades reported as a company insider in Q1 2025

Owning 10% or more of a company, or having someone on its board, makes this manager an insider there: it reports its trades in that company's shares on Form 4 within two business days. Open-market and private purchases and sales only.

Date	Company	Ticker	Trade	Shares	Value	Their holding
2025-03-27	UNIVERSAL TECHNICAL INST INC Director · See Footnotes	UTI	Sold	1,000,000	$25.4m1.0m shares	-16%
2025-03-04	OWENS & MINOR INC NEW 10% owner · See Footnotes	ACH	Bought	800,000	$7.8m800.0k shares	+8%
2025-03-03	OWENS & MINOR INC NEW 10% owner · See Footnotes	ACH	Bought	354,901	$3.3m354.9k shares	+4%
2025-02-28	OWENS & MINOR INC NEW 10% owner · See Footnotes	ACH	Bought	1,738,511	$16.3m1.7m shares	+22%
2025-02-10	UNIVERSAL TECHNICAL INST INC Director · See Footnotes	UTI	Sold	704,881	$19.9m704.9k shares	-10%