Skip to main content

Thermon Group Holdings, Inc.

THRDelisted Jun 1, 2026
Industry
Electrical Industrial Apparatus
SEC CIK
0001489096

Thermon Group Holdings, Inc. was delisted on Jun 1, 2026; its insiders filed their last Form 4 on Jun 3, 2026; 217 institutions reported holding it in 13F filings for Q1 2026, worth $1.65B in total; Soros Fund Management was the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in Thermon Group Holdings, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
158
−10 vs. Q2 2025
Shares held
33.2M
+903.3K (+2.8%) vs. Q2 2025
Total value
$885.2M
−$20.0M (−2.2%) vs. Q2 2025
New holders
20
63 more added
Sold out
30
52 more reduced

1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting THR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 158 institutions
Q1 2021: 98 institutionsQ2 2021: 94 institutionsQ3 2021: 95 institutionsQ4 2021: 107 institutionsQ1 2022: 113 institutionsQ2 2022: 108 institutionsQ3 2022: 120 institutionsQ4 2022: 134 institutionsQ1 2023: 155 institutionsQ2 2023: 153 institutionsQ3 2023: 150 institutionsQ4 2023: 159 institutionsQ1 2024: 146 institutionsQ2 2024: 155 institutionsQ3 2024: 151 institutionsQ4 2024: 169 institutionsQ1 2025: 160 institutionsQ2 2025: 169 institutionsQ3 2025: 158 institutionsQ4 2025: 193 institutionsQ1 2026: 217 institutionsQ2 2026: 3 institutions
Value heldQ3 2025: $885.2M
Q1 2021: $616.5MQ2 2021: $536.1MQ3 2021: $545.0MQ4 2021: $529.5MQ1 2022: $508.2MQ2 2022: $449.0MQ3 2022: $488.7MQ4 2022: $629.9MQ1 2023: $793.2MQ2 2023: $839.7MQ3 2023: $878.5MQ4 2023: $1.04BQ1 2024: $1.08BQ2 2024: $980.3MQ3 2024: $948.2MQ4 2024: $933.8MQ1 2025: $868.2MQ2 2025: $905.2MQ3 2025: $885.2MQ4 2025: $1.23BQ1 2026: $1.65BQ2 2026: $4.78M
Institutions holding THR and their total value by quarter
QuarterHoldersValue
Q2 20263$4.78M
Q1 2026217$1.65B
Q4 2025193$1.23B
Q3 2025158$885.2M
Q2 2025169$905.2M
Q1 2025160$868.2M
Q4 2024169$933.8M
Q3 2024151$948.2M
Q2 2024155$980.3M
Q1 2024146$1.08B
Q4 2023159$1.04B
Q3 2023150$878.5M
Q2 2023153$839.7M
Q1 2023155$793.2M
Q4 2022134$629.9M
Q3 2022120$488.7M
Q2 2022108$449.0M
Q1 2022113$508.2M
Q4 2021107$529.5M
Q3 202195$545.0M
Q2 202194$536.1M
Q1 202198$616.5M

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Thermon Group Holdings, Inc.; share changes are against Q2 2025.

Institutions holding THR in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd3$00.00%−1,109−99.7%Reduced
IFP Advisors, Inc1$270.00%+1Added
Allworth Financial LP1$270.00%+1New
SBI Securities Co., Ltd.1$270.00%+1New
Parallel Advisors, LLC6$1600.00%−17−73.9%Reduced
Larson Financial Group LLC11$2940.00%00.0%Unchanged
SJS Investment Consulting Inc.36$9620.00%00.0%Unchanged
EverSource Wealth Advisors, LLC44$1.18K0.00%−380−89.6%Reduced
True Wealth Design, LLC77$2.06K0.00%00.0%Unchanged
Smartleaf Asset Management LLC83$2.20K0.00%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.87$2.33K0.00%+87New
Northwestern Mutual Wealth Management Co112$2.99K0.00%00.0%Unchanged
GAMMA Investing LLC143$3.82K0.00%−20−12.3%Reduced
Huntington National Bank144$3.85K0.00%00.0%Unchanged
Mather Group, LLC.157$4.20K0.00%+157New
Sunbelt Securities, Inc.160$4.28K0.00%00.0%Unchanged
Harbor Capital Advisors, Inc.215$6.00K0.00%+78+56.9%Added
Optiver Holding B.V.228$6.09K0.00%+228New
Quadrant Capital Group LLC283$7.56K0.00%+283New
Nisa Investment Advisors, LLC415$11.1K0.00%00.0%Unchanged
SRS Capital Advisors, Inc.504$13.5K0.00%+459+1,020.0%Added
CWM, LLC516$14.0K0.00%−311−37.6%Reduced
MAI Capital Management600$16.0K0.00%00.0%Unchanged
First Horizon Corp617$16.5K0.00%+617New
Simplex Trading, LLC693$18.0K0.00%+693New
Amalgamated Bank1,138$30.0K0.00%00.0%Unchanged
Assetmark, Inc1,530$40.9K0.00%+620+68.1%Added
Tower Research Capital LLC (TRC)1,637$43.7K0.00%−1,618−49.7%Reduced
Danske Bank A/S1,700$45.4K0.00%00.0%Unchanged
State of Alaska, Department of Revenue1,826$48.0K0.00%+1,826New
Federated Hermes, Inc.2,615$69.9K0.00%+409+18.5%Added
Ameritas Investment Partners, Inc.2,747$73.4K0.00%−576−17.3%Reduced
New York State Teachers Retirement System3,011$80.0K0.00%+3,011New
GWM Advisors LLC3,089$82.5K0.00%+3,089New
Great West Life Assurance Co3,483$92.0K0.00%00.0%Unchanged
Aquatic Capital Management LLC4,351$116.3K0.00%−2,595−37.4%Reduced
The PNC Financial Services Group, Inc.5,995$160.2K0.00%+2,192+57.6%Added
Sterling Capital Management LLC6,041$161.4K0.00%+51+0.9%Added
KLP Kapitalforvaltning AS6,100$163.0K0.00%00.0%Unchanged
State of Wyoming6,195$165.5K0.02%−514−7.7%Reduced
MQS Management LLC7,675$205.1K0.12%−3,882−33.6%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)7,729$206.5K0.00%00.0%Unchanged
PDT Partners, LLC7,788$208.1K0.01%−38,641−83.2%Reduced
Y-Intercept (Hong Kong) Ltd8,012$214.1K0.01%+8,012New
Fiduciary Trust Co8,375$223.8K0.00%+8,375New
Police & Firemen's Retirement System of New Jersey9,217$246.3K0.00%+1,714+22.8%Added
Penn Capital Management Co Inc9,511$254.1K0.02%+1,581+19.9%Added
State Board of Administration of Florida Retirement System9,566$255.6K0.00%00.0%Unchanged
Arizona State Retirement System9,838$262.9K0.00%+6+0.1%Added
US Bancorp10,128$270.6K0.00%+10,000+7,812.5%Added
Manufacturers Life Insurance Company, The11,318$302.4K0.00%−814−6.7%Reduced
New York State Common Retirement Fund11,582$309.5K0.00%00.0%Unchanged
Quest Partners LLC11,780$314.8K0.02%−25,852−68.7%Reduced
Integrated Quantitative Investments LLC12,100$323.3K0.09%−24,800−67.2%Reduced
Advisor Group Holdings, Inc.13,226$353.0K0.00%+11,347+603.9%Added
Martingale Asset Management L P13,426$358.7K0.01%−13−0.1%Reduced
Point72 Asset Management, L.P.14,295$382.0K0.00%−18,686−56.7%Reduced
Intech Investment Management LLC14,346$383.3K0.00%+327+2.3%Added
Boston Partners14,467$386.6K0.00%+2,972+25.9%Added
Man Group plc14,639$391.2K0.00%+1,603+12.3%Added
SG Americas Securities, LLC14,813$396.0K0.00%+14,813New
Mirae Asset Global ETFs Holdings Ltd.15,275$408.1K0.00%−2,983−16.3%Reduced
Teacher Retirement System of Texas15,507$414.3K0.00%+15,507New
Clifford Capital Partners LLC16,224$433.5K0.07%+4,878+43.0%Added
Commerce Bank16,473$440.2K0.00%+5,525+50.5%Added
Voya Investment Management LLC16,963$453.3K0.00%−5,783−25.4%Reduced
Toroso Investments, LLC17,959$479.9K0.00%−839−4.5%Reduced
Globeflex Capital L P18,095$483.5K0.07%−5,785−24.2%Reduced
SEI Investments Co18,493$494.1K0.00%+1,723+10.3%Added
EntryPoint Capital, LLC18,852$503.7K0.20%−5,338−22.1%Reduced
MetLife Investment Management19,875$531.1K0.00%00.0%Unchanged
Vident Advisory, LLC19,925$532.4K0.01%+19,925New
NJ State Employees Deferred Compensation Plan20,000$534.4K0.06%00.0%Unchanged
Numerai GP LLC21,092$563.6K0.08%+21,092New
Janus Henderson Group PLC23,656$632.3K0.00%+9,081+62.3%Added
Citigroup Inc24,052$642.7K0.00%−4,245−15.0%Reduced
North Star Investment Management Corp.24,200$646.6K0.04%00.0%Unchanged
Principal Financial Group Inc24,478$654.1K0.00%+5,118+26.4%Added
Connor, Clark & Lunn Investment Management Ltd.25,764$688.4K0.00%+17,983+231.1%Added
BNP Paribas Arbitrage, SA25,821$689.9K0.00%+22,585+697.9%Added
Raymond James Financial Inc26,232$700.9K0.00%+150+0.6%Added
TD Asset Management Inc26,694$713.3K0.00%−2,466−8.5%Reduced
D.A. Davidson & Co.29,059$776.5K0.00%+1,534+5.6%Added
Campbell & CO Investment Adviser LLC30,321$810.2K0.06%−9,155−23.2%Reduced
California State Teachers Retirement System31,210$833.9K0.00%−110.0%Reduced
Hennion & Walsh Asset Management, Inc.31,267$835.5K0.03%−786−2.5%Reduced
Cerity Partners LLC31,619$844.9K0.00%+8,015+34.0%Added
AQR Capital Management LLC33,786$902.8K0.00%+4,939+17.1%Added
Alliancebernstein L.P.33,920$906.3K0.00%00.0%Unchanged
Jump Financial, LLC34,880$932.0K0.01%−15,193−30.3%Reduced
Jane Street Group, LLC35,682$953.4K0.00%−78,841−68.8%Reduced
Verition Fund Management LLC35,707$954.1K0.01%+12,994+57.2%Added
Legal & General Group Plc38,133$1.02M0.00%+807+2.2%Added
Comerica Bank41,589$1.11M0.00%+27,741+200.3%Added
Victory Capital Management Inc44,835$1.20M0.00%+4,600+11.4%Added
Atom Investors LP46,843$1.25M0.09%+46,843New
Rhumbline Advisers48,151$1.29M0.00%−1,867−3.7%Reduced
Invesco Ltd.50,078$1.34M0.00%−3,266−6.1%Reduced
Riverpoint Wealth Management Holdings, LLC50,360$1.35M0.30%+830+1.7%Added
UBS Asset Management Americas Inc55,523$1.48M0.00%−44,583−44.5%Reduced