SOUTHERNSUN ASSET MANAGEMENT LLC
Q1 2024 Form 13-F

MEMPHIS, TENNESSEE
CIK 0001089755 · CRD 154572 · SEC-registered investment adviser
Holdings reported by PERSONAL CFO SOLUTIONS LLC since Q3 2019
$898.0M Reported Value Total

SOUTHERNSUN ASSET MANAGEMENT LLC reports 97 total accounts under management (AUM). There are 97 discretionary accounts valued at $906,408,027, and 0 non-discretionary accounts.

Source: Form ADV filed * Note that certain holdings are exempt from Form 13-F reporting, so the AUM totals may be greater than the Form 13-F total.
SEC Registered Discretionary Manager
Private funds (Form ADV)
2 funds · $2.1M gross asset value
Other: $2.1M
Source: Form ADV filed 2026-07-29
Reported value
$898.0M
Quarter over quarter
+7.3%
Holdings
27
Top-10 concentration
56.2%

Filing Structure

Reports holdings for

Holdings reported by

Key People

Form ADV owners & control persons
Phillip Whitman Cook
MEMBER
Michael Whitman Cook
MEMBER
William P. Halliday
CHIEF COMPLIANCE OFFICER/PRINCIPAL/MGMT COMM MBR

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Q1 2024 13F record

Q1 2024 13F filing summary

Q1 2024 Form 13F portfolio summary
Period of report March 31, 2024
Filed May 15, 2024
Form 13F-HR
Reported value $898.0M
Positions 27
Change in reported value +3.5%
New positions 0
Exited positions 2
Position turnover 6.9%
Top-10 concentration 56.2%

13F filings by quarter

Form 13F filings by quarter
Quarter Positions Value
Q2 2026 13F
Filed Aug 14, 2026
29 $742.8M
Q1 2026 13F
Filed May 13, 2026
31 $689.9M
Q4 2025 13F
Filed Feb 13, 2026
32 $716.4M
Q3 2025 13F
Filed Nov 14, 2025
31 $771.8M
Q2 2025 13F
Filed Aug 14, 2025
31 $712.1M
Q1 2025 13F
Filed May 14, 2025
30 $690.8M
Q4 2024 13F
Filed Feb 14, 2025
30 $802.7M
Q3 2024 13F
Filed Nov 14, 2024
29 $843.7M
Q2 2024 13F
Filed Aug 14, 2024
27 $829.1M
Q1 2024 13F
Filed May 15, 2024
27 $898.0M
Q4 2023 13F
Filed Feb 14, 2024
29 $867.5M
Q3 2023 13F
Filed Nov 14, 2023
27 $853.5M
Q2 2023 13F
Filed Aug 14, 2023
26 $947.9M
Q1 2023 13F
Filed May 15, 2023
28 $876.4M
Q4 2022 13F
Filed Feb 14, 2023
29 $877.6M
Q3 2022 13F
Filed Nov 14, 2022
28 $810.0M
Q2 2022 13F
Filed Aug 12, 2022
27 $806.7M
Q1 2022 13F
Filed May 13, 2022
31 $927.0M
Q4 2021 13F
Filed Feb 14, 2022
33 $1.0B
Q3 2021 13F
Filed Nov 12, 2021
33 $946.6M

33 earlier quarters on file — choose one from the quarter menu above.

Top 20 holdings · Q1 2024

Largest Q1 2024 13F positions by reported value
# Holding Reported value % of portfolio
1 DY Dycom Industries Inc $65.5M 7.29%
2 DAR Darling Ingredients Inc. $62.2M 6.93%
3 USPH US Physical Therapy Inc $51.8M 5.77%
4 BOOT Boot Barn Holdings Inc $51.5M 5.74%
5 BDC Belden Inc $49.1M 5.47%
6 MGPI MGP Ingredients Inc $48.0M 5.35%
7 LPX Louisiana-Pacific Corp $46.3M 5.16%
8 SAM The Boston Beer Co Inc $44.3M 4.93%
9 BCO The Brink's Co. $43.5M 4.85%
10 TKR Timken Co. $42.6M 4.74%
11 EPAC Enerpac Tool Group $42.4M 4.72%
12 AGCO AGCO Corp. $41.3M 4.6%
13 NGVT Ingevity Corp $35.2M 3.92%
14 LOB Live Oak Bancshares Inc $33.8M 3.76%
15 AWI Armstrong World Industries Inc $33.7M 3.75%
16 MUSA Murphy USA Inc. $33.5M 3.73%
17 DORM Dorman Products Inc $33.1M 3.69%
18 PII Polaris Inc. $31.5M 3.51%
19 THO Thor Industries Inc. $28.5M 3.17%
20 SCL Stepan Co $23.6M 2.63%

Values as reported on the Q1 2024 Form 13F. Every position is in the holdings table below.

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