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Southernsun Asset Management, LLC

13F filer · CIK 0001089755
Reported Aug 14, 2026
Net seller this quarter
13F portfolio value$743MU.S. long equity reported on 13F
Positions290 new · 2 closed
Net flow last quarter-$32.7MBuys minus sells
Top 10 positions weight56.3%Concentration

Holdings

13F · last 4 quarters free
Scroll for earlier quarters
CompanyValue% of portfolio% of companyPOSITION CHANGE qoq %First reported
Q2 2026Reported Aug 14, 202629 positions
EXTRExtreme Networks Inc$54.6M7.34%1.28%-26.7%Q1 2025
LPXLouisiana-Pacific Corp$45.4M6.12%0.83%+18.9%Q1 2023
BOOTBoot Barn Holdings, Inc.$44.1M5.94%0.89%-1.4%Q4 2022
MUSAMurphy USA Inc.$43.1M5.80%0.44%-5.7%Q1 2015
CXTCrane NXT, Co.$42.4M5.71%1.44%+5.8%Q2 2022
DARDarling Ingredients Inc.$41.7M5.61%0.48%-2.2%Q1 2015
LOBLive Oak Bancshares, Inc.$38.2M5.14%2.02%-9.6%Q4 2022
AGCOAgco Corp$36.6M4.92%0.44%+23.5%Q1 2015
USPHU S Physical Therapy Inc$36.2M4.88%3.47%+20.0%Q3 2022
DORMDorman Products, Inc.$35.9M4.84%0.89%+6.8%Q1 2020
MSAMSA Safety Inc$34.9M4.69%0.52%+17.1%Q2 2025
AWIArmstrong World Industries Inc$32.2M4.34%0.47%+19.4%Q4 2020
EPACEnerpac Tool Group Corp$30.5M4.10%1.65%+27.9%Q1 2020
BCOBrinks Co$30.3M4.08%0.78%+1.2%Q1 2015
CSWCSW Industrials, Inc.$26.4M3.55%0.58%+7.2%Q4 2025
SAMBoston Beer Co Inc$23.3M3.14%Not reported+76.3%Q4 2021
MODModine Manufacturing Co$20.5M2.75%0.15%-30.5%Q1 2025
NGVTIngevity Corp$18.2M2.46%0.71%-2.7%Q2 2016
THOThor Industries Inc$18M2.42%0.46%+82.3%Q1 2015
KAIKadant Inc$15.3M2.06%0.41%+13.2%Q4 2025
AEISAdvanced Energy Industries Inc$14.4M1.94%0.10%-17.9%Q3 2024
GNRCGenerac Holdings Inc.$11.8M1.59%0.07%-17.2%Q3 2024
APGAPi Group Corp$10.4M1.40%0.06%-4.1%Q3 2024
VMIValmont Industries Inc$7.86M1.06%0.07%-18.1%Q2 2024
WSOWatsco Inc$7.44M1.00%Not reported-4.3%Q4 2018
OSKOshkosh Corp$6.65M0.90%0.07%+39.9%Q4 2025
BRBroadridge Financial Solutions, Inc.$5.94M0.80%0.04%-4.1%Q1 2015
SEICSei Investments Co$5.58M0.75%0.05%-5.5%Q1 2019
FNDFloor & Decor Holdings, Inc.$4.97M0.67%0.08%-4.2%Q3 2023
Q1 2026Reported May 13, 202631 positions
DARDarling Ingredients Inc.$48.2M6.99%0.49%-31.3%Q1 2015
MUSAMurphy USA Inc.$41.9M6.07%0.46%-8.2%Q1 2015
BOOTBoot Barn Holdings, Inc.$39.9M5.78%0.90%+41.0%Q4 2022
LPXLouisiana-Pacific Corp$35.3M5.12%0.69%+6.3%Q1 2023
EXTRExtreme Networks Inc$34.7M5.02%1.73%+16.6%Q1 2025
LOBLive Oak Bancshares, Inc.$34.2M4.95%2.24%+0.4%Q4 2022
USPHU S Physical Therapy Inc$33M4.78%2.91%-8.3%Q3 2022
BCOBrinks Co$32.8M4.76%0.77%-23.9%Q1 2015
CXTCrane NXT, Co.$31.8M4.61%1.36%+17.3%Q2 2022
BDCBelden Inc.$29.7M4.30%0.67%-8.0%Q2 2018
AGCOAgco Corp$28.7M4.15%0.34%-8.4%Q1 2015
MSAMSA Safety Inc$28M4.05%0.44%-8.2%Q2 2025
AWIArmstrong World Industries Inc$27.7M4.02%0.39%+0.9%Q4 2020
DORMDorman Products, Inc.$25.7M3.73%0.82%+29.4%Q1 2020
EPACEnerpac Tool Group Corp$24.2M3.51%1.29%+10.7%Q1 2020
MODModine Manufacturing Co$23.9M3.46%0.21%-55.6%Q1 2025
CSWCSW Industrials, Inc.$23M3.34%0.54%+32.3%Q4 2025
SCLStepan Co$18.9M2.74%1.67%-7.1%Q4 2018
NGVTIngevity Corp$17.9M2.59%0.72%-8.0%Q2 2016
SAMBoston Beer Co Inc$17.2M2.50%Not reported-0.9%Q4 2021
AEISAdvanced Energy Industries Inc$15.2M2.20%0.12%-61.8%Q3 2024
KAIKadant Inc$12.6M1.82%0.36%-4.5%Q4 2025
THOThor Industries Inc$10.5M1.52%0.25%-8.0%Q1 2015
APGAPi Group Corp$10.3M1.50%0.06%+1.0%Q3 2024
GNRCGenerac Holdings Inc.$9.52M1.38%0.08%-12.5%Q3 2024
BRBroadridge Financial Solutions, Inc.$7.35M1.07%0.04%+1.0%Q1 2015
WSOWatsco Inc$6.78M0.98%Not reported+1.0%Q4 2018
VMIValmont Industries Inc$6.63M0.96%0.09%-18.0%Q2 2024
SEICSei Investments Co$5.29M0.77%0.06%+1.4%Q1 2019
OSKOshkosh Corp$4.56M0.66%0.05%+53.7%Q4 2025
FNDFloor & Decor Holdings, Inc.$4.44M0.64%0.08%+15.7%Q3 2023
Q4 2025Reported Feb 13, 202631 positions
BCOBrinks Co$48.6M6.78%1.01%-13.2%Q1 2015
DARDarling Ingredients Inc.$40.9M5.70%0.72%-4.6%Q1 2015
USPHU S Physical Therapy Inc$37.4M5.23%3.15%-5.1%Q3 2022
MUSAMurphy USA Inc.$37.3M5.20%0.49%-3.8%Q1 2015
LPXLouisiana-Pacific Corp$36.9M5.15%0.65%+6.8%Q1 2023
LOBLive Oak Bancshares, Inc.$35.3M4.93%2.24%+15.1%Q4 2022
BOOTBoot Barn Holdings, Inc.$34.1M4.76%0.63%-10.7%Q4 2022
MODModine Manufacturing Co$33.2M4.63%0.47%-9.9%Q1 2025
EXTRExtreme Networks Inc$32.8M4.58%1.47%+46.9%Q1 2025
BDCBelden Inc.$32.7M4.57%0.72%-3.9%Q2 2018
AWIArmstrong World Industries Inc$31.9M4.45%0.39%-4.6%Q4 2020
CXTCrane NXT, Co.$31.5M4.39%1.16%+21.0%Q2 2022
MSAMSA Safety Inc$29.7M4.15%0.48%+9.2%Q2 2025
AGCOAgco Corp$28.2M3.93%0.37%+5.5%Q1 2015
AEISAdvanced Energy Industries Inc$25.8M3.61%0.33%-28.1%Q3 2024
DORMDorman Products, Inc.$23.5M3.28%0.63%-4.9%Q1 2020
EPACEnerpac Tool Group Corp$23M3.21%1.14%-5.0%Q1 2020
CSWCSW Industrials, Inc.$19.6M2.73%0.40%NewQ4 2025
SCLStepan Co$19.3M2.70%1.80%-8.7%Q4 2018
NGVTIngevity Corp$16.2M2.26%0.77%-37.1%Q2 2016
SAMBoston Beer Co Inc$14.7M2.06%Not reported-16.2%Q4 2021
THOThor Industries Inc$14.6M2.04%0.27%-5.7%Q1 2015
KAIKadant Inc$12.8M1.79%0.38%NewQ4 2025
BRBroadridge Financial Solutions, Inc.$10M1.40%0.04%0.0%Q1 2015
APGAPi Group Corp$9.67M1.35%0.06%-11.2%Q3 2024
VMIValmont Industries Inc$8.14M1.14%0.10%-11.2%Q2 2024
GNRCGenerac Holdings Inc.$7.6M1.06%0.09%+13.3%Q3 2024
WSOWatsco Inc$6.22M0.87%Not reported+13.6%Q4 2018
SEICSei Investments Co$5.45M0.76%0.05%0.0%Q1 2019
FNDFloor & Decor Holdings, Inc.$4.6M0.64%0.07%+13.8%Q3 2023
OSKOshkosh Corp$2.53M0.35%0.03%NewQ4 2025
Q3 2025Reported Nov 14, 202531 positions
BCOBrinks Co$56M7.26%1.15%-1.2%Q1 2015
USPHU S Physical Therapy Inc$42.9M5.56%3.32%-0.5%Q3 2022
MODModine Manufacturing Co$39.2M5.08%0.53%-0.5%Q1 2025
LPXLouisiana-Pacific Corp$38M4.93%0.61%-1.2%Q1 2023
MUSAMurphy USA Inc.$37.3M4.83%0.51%+28.1%Q1 2015
CXTCrane NXT, Co.$37M4.80%0.96%+72.4%Q2 2022
DARDarling Ingredients Inc.$36.7M4.76%0.75%-9.6%Q1 2015
BOOTBoot Barn Holdings, Inc.$35.9M4.65%0.71%-17.9%Q4 2022
BDCBelden Inc.$35.2M4.56%0.74%-8.7%Q2 2018
AWIArmstrong World Industries Inc$34.2M4.44%0.40%-1.3%Q4 2020
LOBLive Oak Bancshares, Inc.$31.5M4.08%1.96%-0.6%Q4 2022
DORMDorman Products, Inc.$31.2M4.05%0.66%-12.1%Q1 2020
MSAMSA Safety Inc$29.3M3.79%0.43%+21.6%Q2 2025
AEISAdvanced Energy Industries Inc$29.2M3.78%0.46%-12.7%Q3 2024
TKRTimken Co$27.8M3.60%0.53%-1.6%Q1 2015
EXTRExtreme Networks Inc$27.7M3.59%1.00%+20.1%Q1 2025
AGCOAgco Corp$27.4M3.55%0.34%-27.3%Q1 2015
EPACEnerpac Tool Group Corp$25.9M3.36%1.17%+28.4%Q1 2020
NGVTIngevity Corp$23.9M3.10%1.20%-18.2%Q2 2016
SCLStepan Co$21.3M2.76%1.97%+10.0%Q4 2018
SAMBoston Beer Co Inc$19.1M2.47%Not reported-1.6%Q4 2021
THOThor Industries Inc$15.7M2.03%0.29%-2.1%Q1 2015
DYDycom Industries Inc$12M1.55%0.14%-45.1%Q3 2017
BRBroadridge Financial Solutions, Inc.$10.7M1.38%0.04%-4.2%Q1 2015
APGAPi Group Corp$9.78M1.27%0.07%-3.6%Q3 2024
VMIValmont Industries Inc$8.83M1.14%0.12%-4.6%Q2 2024
GNRCGenerac Holdings Inc.$8.23M1.07%0.08%-19.5%Q3 2024
WSOWatsco Inc$6.57M0.85%Not reported+13.4%Q4 2018
SEICSei Investments Co$5.64M0.73%0.05%-0.7%Q1 2019
FNDFloor & Decor Holdings, Inc.$4.89M0.63%0.06%-4.1%Q3 2023
TREXTrex Co Inc$2.79M0.36%0.05%-7.2%Q3 2022
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