SOUTHERNSUN ASSET MANAGEMENT, LLC - Stock Holdings in 13F Filings (SEC)

Updated on March 15, 2026.

Based on 13F Filings filed with the SEC on February 13, 2026, for the 2025 Q4 period, SOUTHERNSUN ASSET MANAGEMENT, LLC held in its portfolio 32 assets valued at $716,373,607 (i.e. $716.37M).

The most valuable assets in the portfolio included: The Brink's Co. ($48.56M), Darling Ingredients Inc. ($40.85M), and US Physical Therapy Inc ($37.45M).

The chart below shows the top 10 valuable assets, and the table below shows the top 32 valuable assets.

You can see similar for other investment managers.

Related Topics: SEC Topic List.
Data Source: SEC.
Top Valuable Stocks in SOUTHERNSUN ASSET MANAGEMENT, LLC Portfolio
The Brink's Co.
Darling Ingredients Inc.
US Physical Therapy Inc
Murphy USA Inc.
Louisiana-Pacific Corp
Live Oak Bancshares Inc
Boot Barn Holdings Inc
Modine Manufacturing Co
Extreme Networks
Belden Inc
SOUTHERNSUN ASSET MANAGEMENT, LLC - Stock Holdings in 13F Filings (SEC)
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Name of Issuer No. of Shares Value ($) Class
The Brink's Co. 415992 48558746 COM
Darling Ingredients Inc. 1134847 40854492 COM
US Physical Therapy Inc 479536 37446966 COM
Murphy USA Inc. 92328 37256195 COM
Louisiana-Pacific Corp 457254 36927833 COM
Live Oak Bancshares Inc 1029108 35349860 COM
Boot Barn Holdings Inc 193221 34097710 COM
Modine Manufacturing Co 248408 33164952 COM
Extreme Networks 1970886 32815252 COM
Belden Inc 280976 32747764 COM
Armstrong World Industries Inc 166745 31864970 COM
Crane NXT 668210 31452645 COM
MSA Safety Inc 185667 29732713 COM
AGCO Corp. 270075 28174224 COM
Advanced Energy Industries Inc 123450 25846727 COM
Dorman Products Inc 190573 23476688 COM
Enerpac Tool Group 600682 22970080 COM
CSW Industrials 66748 19592540 COM
Stepan Co 407767 19311845 COM
Ingevity Corp 273005 16156436 COM
The Boston Beer Co Inc 75524 14736998 COM
Thor Industries Inc. 142474 14627806 COM
Kadant Inc 45033 12835306 COM
Broadridge Financial Solutions 44800 9998016 COM
APi Group 252771 9671018 COM
Valmont Industries Inc 20228 8138129 COM
Generac Holdings Inc 55717 7598127 COM
Watsco Inc 18458 6219423 COM
SEI Investments Co 66490 5453510 COM
Floor & Decor Holdings 75517 4598230 COM
Oshkosh Corp 20156 2532198 COM
Russell 2000 Index Fund 8800 2166208 COM