Universe · entity

SOUTHERNSUN ASSET MANAGEMENT, LLC

Institutional manager (13F) · CIK 1089755
13F holdings · as of 2026-03-31 · top 31 · reported portfolio $690M
#IssuerValueShares
1Darling Ingredients Inc.$48M780,110
2Murphy USA Inc.$42M84,797
3Boot Barn Holdings Inc$40M272,348
4Louisiana-Pacific Corp$35M485,869
5Extreme Networks$35M2,297,933
6Live Oak Bancshares Inc$34M1,033,539
7US Physical Therapy Inc$33M439,904
8The Brink's Co.$33M316,643
9Crane NXT$32M783,808
10Belden Inc$30M258,377
11AGCO Corp.$29M247,276
12MSA Safety Inc$28M170,520
13Armstrong World Industries Inc$28M168,278
14Dorman Products Inc$26M246,521
15Enerpac Tool Group$24M664,874
16Modine Manufacturing Co$24M110,286
17CSW Industrials$23M88,336
18Stepan Co$19M378,799
19Ingevity Corp$18M251,051
20The Boston Beer Co Inc$17M74,816
21Advanced Energy Industries Inc$15M47,108
22Kadant Inc$13M43,018
23Thor Industries Inc.$10M131,107
24APi Group$10M255,298
25Generac Holdings Inc$10M48,743
26Broadridge Financial Solutions$7M45,254
27Watsco Inc$7M18,646
28Valmont Industries Inc$7M16,597
29SEI Investments Co$5M67,403
30Oshkosh Corp$5M30,980
31Floor & Decor Holdings$4M87,374
All filings on EDGAR ↗

Source: sec_edgar_13f · public regulatory · retrieved 2026-06-29. Public SEC data; no contact information.