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, Q2 2026

Institutional positions in Thermon Group Holdings, Inc. as of Jun 30, 2026. 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

THR is no longer listed, and 13F filings after Q1 2026 list far fewer holders. See Q1 2026

Institutional holders
3
−210 vs. Q1 2026
Shares held
78.2K
−32.6M (−99.8%) vs. Q1 2026
Total value
$4.78M
−$1.64B (−99.7%) vs. Q1 2026
New holders
1
0 more added
Sold out
211
2 more reduced

4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 3 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 heldQ2 2026: $4.78M
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, Q2 2026

Shares, value and share of portfolio for each institution holding Thermon Group Holdings, Inc.; share changes are against Q1 2026.

Institutions holding THR in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Marshall Wace, LLP0$00.00%−19,700−100.0%Sold out
Harvest Management LLC0$00.00%−19,200−100.0%Sold out
MetLife Investment Management0$00.00%−18,481−100.0%Sold out
Toroso Investments, LLC0$00.00%−18,133−100.0%Sold out
Horizon Investment Services, LLC0$00.00%−18,112−100.0%Sold out
Zurcher Kantonalbank (Zurich Cantonalbank)0$00.00%−17,740−100.0%Sold out
Teacher Retirement System of Texas0$00.00%−16,299−100.0%Sold out
STRS Ohio0$00.00%−16,100−100.0%Sold out
CSS LLC0$00.00%−16,000−100.0%Sold out
Virtu Financial LLC0$00.00%−15,543−100.0%Sold out
Mirae Asset Global ETFs Holdings Ltd.0$00.00%−15,235−100.0%Sold out
Commerce Bank0$00.00%−14,497−100.0%Sold out
AQR Capital Management LLC0$00.00%−14,374−100.0%Sold out
Squarepoint Ops LLC0$00.00%−13,998−100.0%Sold out
Hennion & Walsh Asset Management, Inc.0$00.00%−13,748−100.0%Sold out
LMR Partners LLP0$00.00%−13,688−100.0%Sold out
Concentric Capital Strategies, LP0$00.00%−13,288−100.0%Sold out
Quantbot Technologies LP0$00.00%−13,133−100.0%Sold out
Vanguard Global Advisers, LLC0$00.00%−12,944−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−12,689−100.0%Sold out
Oxford Asset Management LLP0$00.00%−12,496−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−11,730−100.0%Sold out
New York State Common Retirement Fund0$00.00%−11,582−100.0%Sold out
ProShare Advisors LLC0$00.00%−11,507−100.0%Sold out
DRW Securities, LLC0$00.00%−11,337−100.0%Sold out
Sterling Capital Management LLC0$00.00%−11,126−100.0%Sold out
Alps Advisors Inc0$00.00%−10,620−100.0%Sold out
Creative Planning0$00.00%−10,111−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−10,091−100.0%Sold out
US Bancorp0$00.00%−10,035−100.0%Sold out
Boston Partners0$00.00%−9,734−100.0%Sold out
Polen Capital Management LLC0$00.00%−9,466−100.0%Sold out
Police & Firemen's Retirement System of New Jersey0$00.00%−9,217−100.0%Sold out
Envestnet Asset Management Inc0$00.00%−9,174−100.0%Sold out
GWM Advisors LLC0$00.00%−9,105−100.0%Sold out
XTX Topco Ltd0$00.00%−9,094−100.0%Sold out
Arizona State Retirement System0$00.00%−9,018−100.0%Sold out
Intech Investment Management LLC0$00.00%−8,842−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−8,752−100.0%Sold out
HRT Financial LP0$00.00%−8,569−100.0%Sold out
Quantinno Capital Management LP0$00.00%−8,541−100.0%Sold out
Royal Bank of Canada0$00.00%−8,274−100.0%Sold out
Fiduciary Trust Co0$00.00%−8,195−100.0%Sold out
Vanguard Investments Australia, Ltd.0$00.00%−7,790−100.0%Sold out
BNP Paribas Arbitrage, SA0$00.00%−7,675−100.0%Sold out
Brown Advisory Inc0$00.00%−7,603−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−7,393−100.0%Sold out
State of Wyoming0$00.00%−7,170−100.0%Sold out
KLP Kapitalforvaltning AS0$00.00%−7,100−100.0%Sold out
EP Wealth Advisors, LLC0$00.00%−6,848−100.0%Sold out
Kestra Private Wealth Services, LLC0$00.00%−6,662−100.0%Sold out
Yorktown Management & Research Co Inc0$00.00%−6,300−100.0%Sold out
Susquehanna Fundamental Investments, LLC0$00.00%−6,283−100.0%Sold out
Congress Asset Management Co0$00.00%−6,100−100.0%Sold out
SG Americas Securities, LLC0$00.00%−5,932−100.0%Sold out
HSBC Holdings PLC0$00.00%−5,929−100.0%Sold out
Voya Investment Management LLC0$00.00%−5,819−100.0%Sold out
Pictet Asset Management Holding SA0$00.00%−5,557−100.0%Sold out
Prudential Financial Inc0$00.00%−5,251−100.0%Sold out
Panagora Asset Management Inc0$00.00%−5,215−100.0%Sold out
Swiss Life Asset Management Ltd0$00.00%−4,931−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−4,828−100.0%Sold out
Jump Financial, LLC0$00.00%−4,740−100.0%Sold out
PenderFund Capital Management Ltd.0$00.00%−4,400−100.0%Sold out
Entropy Technologies, LP0$00.00%−4,392−100.0%Sold out
Amundi0$00.00%−4,075−100.0%Sold out
Mercer Global Advisors Inc0$00.00%−4,035−100.0%Sold out
Great West Life Assurance Co0$00.00%−3,483−100.0%Sold out
Simplex Trading, LLC0$00.00%−3,196−100.0%Sold out
The PNC Financial Services Group, Inc.0$00.00%−3,088−100.0%Sold out
New York State Teachers Retirement System0$00.00%−3,011−100.0%Sold out
Ameritas Investment Partners, Inc.0$00.00%−2,747−100.0%Sold out
Jones Financial Companies LLLP0$00.00%−2,521−100.0%Sold out
Tower Research Capital LLC (TRC)0$00.00%−2,002−100.0%Sold out
State of Alaska, Department of Revenue0$00.00%−1,826−100.0%Sold out
Federated Hermes, Inc.0$00.00%−1,490−100.0%Sold out
Truvestments Capital LLC0$00.00%−1,323−100.0%Sold out
NBC Securities, Inc.0$00.00%−1,014−100.0%Sold out
Assetmark, Inc0$00.00%−869−100.0%Sold out
MAI Capital Management0$00.00%−615−100.0%Sold out
Nisa Investment Advisors, LLC0$00.00%−607−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−406−100.0%Sold out
Group One Trading, L.P.0$00.00%−379−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−283−100.0%Sold out
Larson Financial Group LLC0$00.00%−227−100.0%Sold out
Danske Bank A/S0$00.00%−200−100.0%Sold out
Harbor Capital Advisors, Inc.0$00.00%−199−100.0%Sold out
GAMMA Investing LLC0$00.00%−189−100.0%Sold out
Optiver Holding B.V.0$00.00%−122−100.0%Sold out
Bullock Wealth Management Group0$00.00%−118−100.0%Sold out
Smartleaf Asset Management LLC0$00.00%−100−100.0%Sold out
Los Angeles Capital Management LLC0$00.00%−89−100.0%Sold out
True Wealth Design, LLC0$00.00%−77−100.0%Sold out
Root Financial Partners, LLC0$00.00%−67−100.0%Sold out
EverSource Wealth Advisors, LLC0$00.00%−59−100.0%Sold out
IMA Wealth, Inc.0$00.00%−45−100.0%Sold out
Quarry LP0$00.00%−42−100.0%Sold out
Farther Finance Advisors, LLC0$00.00%−38−100.0%Sold out
Fifth Third Bancorp0$00.00%−32−100.0%Sold out
Caitong International Asset Management Co., Ltd0$00.00%−31−100.0%Sold out