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, Q4 2025
Institutional positions in Thermon Group Holdings, Inc. as of Dec 31, 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
- 193
- +36 vs. Q3 2025
- Shares held
- 33.0M
- −201.8K (−0.6%) vs. Q3 2025
- Total value
- $1.23B
- +$340.1M (+38.4%) vs. Q3 2025
- New holders
- 49
- 56 more added
- Sold out
- 13
- 70 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 3 | $4.78M |
| Q1 2026 | 217 | $1.65B |
| Q4 2025 | 193 | $1.23B |
| Q3 2025 | 158 | $885.2M |
| Q2 2025 | 169 | $905.2M |
| Q1 2025 | 160 | $868.2M |
| Q4 2024 | 169 | $933.8M |
| Q3 2024 | 151 | $948.2M |
| Q2 2024 | 155 | $980.3M |
| Q1 2024 | 146 | $1.08B |
| Q4 2023 | 159 | $1.04B |
| Q3 2023 | 150 | $878.5M |
| Q2 2023 | 153 | $839.7M |
| Q1 2023 | 155 | $793.2M |
| Q4 2022 | 134 | $629.9M |
| Q3 2022 | 120 | $488.7M |
| Q2 2022 | 108 | $449.0M |
| Q1 2022 | 113 | $508.2M |
| Q4 2021 | 107 | $529.5M |
| Q3 2021 | 95 | $545.0M |
| Q2 2021 | 94 | $536.1M |
| Q1 2021 | 98 | $616.5M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Thermon Group Holdings, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Susquehanna International Group, LLP | 18,727 | $695.9K | 0.00% | +18,727 | New |
| STRS Ohio | 19,100 | $709.8K | 0.00% | +19,100 | New |
| Millennium Management LLC | 19,828 | $736.8K | 0.00% | +19,828 | New |
| SG Americas Securities, LLC | 22,612 | $840.0K | 0.00% | +7,799+52.6% | Added |
| Globeflex Capital L P | 23,005 | $854.9K | 0.13% | +4,910+27.1% | Added |
| North Star Investment Management Corp. | 24,200 | $899.3K | 0.06% | 00.0% | Unchanged |
| Raymond James Financial Inc | 26,187 | $973.1K | 0.00% | −45−0.2% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 27,559 | $1.02M | 0.00% | +1,795+7.0% | Added |
| Campbell & CO Investment Adviser LLC | 27,917 | $1.04M | 0.05% | −2,404−7.9% | Reduced |
| D.A. Davidson & Co. | 28,678 | $1.07M | 0.01% | −381−1.3% | Reduced |
| Oliver Luxxe Assets LLC | 29,591 | $1.10M | 0.17% | +29,591 | New |
| California State Teachers Retirement System | 31,167 | $1.16M | 0.00% | −43−0.1% | Reduced |
| Envestnet Asset Management Inc | 32,122 | $1.19M | 0.00% | +32,122 | New |
| CWM Advisors, LLC | 32,853 | $1.22M | 0.11% | +32,853 | New |
| Legal & General Group Plc | 33,658 | $1.25M | 0.00% | −4,475−11.7% | Reduced |
| Alliancebernstein L.P. | 33,920 | $1.26M | 0.00% | 00.0% | Unchanged |
| Comerica Bank | 34,032 | $1.26M | 0.01% | −7,557−18.2% | Reduced |
| Principal Financial Group Inc | 34,886 | $1.30M | 0.00% | +10,408+42.5% | Added |
| AQR Capital Management LLC | 35,060 | $1.30M | 0.00% | +1,274+3.8% | Added |
| Rhumbline Advisers | 39,987 | $1.49M | 0.00% | −8,164−17.0% | Reduced |
| Victory Capital Management Inc | 40,000 | $1.49M | 0.00% | −4,835−10.8% | Reduced |
| Man Group plc | 48,447 | $1.80M | 0.00% | +33,808+230.9% | Added |
| Martingale Asset Management L P | 49,697 | $1.85M | 0.05% | +36,271+270.2% | Added |
| Riverpoint Wealth Management Holdings, LLC | 51,368 | $1.91M | 0.41% | +1,008+2.0% | Added |
| SEI Investments Co | 54,695 | $2.03M | 0.00% | +36,202+195.8% | Added |
| Integrated Quantitative Investments LLC | 56,108 | $2.08M | 0.45% | +44,008+363.7% | Added |
| Rice Hall James & Associates, LLC | 57,048 | $2.12M | 0.12% | −11,803−17.1% | Reduced |
| UBS Asset Management Americas Inc | 57,437 | $2.13M | 0.00% | +1,914+3.4% | Added |
| Royal Bank of Canada | 59,901 | $2.23M | 0.00% | −57,962−49.2% | Reduced |
| Blair William & Co | 61,065 | $2.27M | 0.01% | +963+1.6% | Added |
| Peregrine Asset Advisers, Inc. | 61,413 | $2.28M | 0.64% | +61,413 | New |
| Barclays PLC | 61,848 | $2.30M | 0.00% | +4,777+8.4% | Added |
| Swiss National Bank | 65,200 | $2.42M | 0.00% | +900+1.4% | Added |
| Wells Fargo & Company | 65,445 | $2.43M | 0.00% | +7,290+12.5% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 68,360 | $2.54M | 0.00% | +68,360 | New |
| EAM Investors, LLC | 68,667 | $2.55M | 0.28% | +68,667 | New |
| American Century Companies Inc | 76,223 | $2.83M | 0.00% | −3,530−4.4% | Reduced |
| Dark Forest Capital Management LP | 77,101 | $2.87M | 0.13% | +10,798+16.3% | Added |
| Cerity Partners LLC | 79,901 | $2.97M | 0.00% | +48,282+152.7% | Added |
| Two Sigma Investments, LP | 88,041 | $3.27M | 0.00% | −68,205−43.7% | Reduced |
| Two Sigma Advisers, LP | 100,562 | $3.74M | 0.01% | −20,000−16.6% | Reduced |
| Allspring Global Investments Holdings, LLC | 101,132 | $3.76M | 0.01% | +101,132 | New |
| Jane Street Group, LLC | 107,907 | $4.01M | 0.00% | +72,225+202.4% | Added |
| Bank of New York Mellon Corp | 114,796 | $4.27M | 0.00% | −3,064−2.6% | Reduced |
| Diamond Hill Capital Management Inc | 120,015 | $4.46M | 0.02% | +23,560+24.4% | Added |
| 1060 Capital, LLC | 125,000 | $4.64M | 11.88% | +125,000 | New |
| Qube Research & Technologies Ltd | 125,620 | $4.67M | 0.01% | −52,492−29.5% | Reduced |
| Lazard Asset Management LLC | 127,382 | $4.73M | 0.01% | +127,382 | New |
| Atom Investors LP | 134,849 | $5.01M | 0.40% | +88,006+187.9% | Added |
| Wedge Capital Management L L P | 142,253 | $5.29M | 0.09% | −23,226−14.0% | Reduced |
| RBF Capital, LLC | 155,000 | $5.76M | 0.26% | −15,000−8.8% | Reduced |
| Russell Investments Group, Ltd. | 162,859 | $6.05M | 0.01% | −9,264−5.4% | Reduced |
| Public Employees Retirement System of Ohio | 173,434 | $6.44M | 0.02% | −23,991−12.2% | Reduced |
| Price T Rowe Associates Inc | 176,482 | $6.56M | 0.00% | −35,065−16.6% | Reduced |
| Nuveen, LLC | 220,653 | $8.20M | 0.00% | +152,546+224.0% | Added |
| Bank of America Corp | 224,129 | $8.33M | 0.00% | +59,190+35.9% | Added |
| Intrinsic Edge Capital Management LLC | 230,000 | $8.55M | 1.66% | +110,000+91.7% | Added |
| Goldman Sachs Group Inc | 240,903 | $8.95M | 0.00% | +816+0.3% | Added |
| Lightrock Netherlands B.V. | 248,075 | $9.22M | 1.95% | −59,000−19.2% | Reduced |
| Janus Henderson Group PLC | 250,813 | $9.32M | 0.00% | +227,157+960.3% | Added |
| Heartland Advisors Inc | 255,533 | $9.50M | 0.51% | −511−0.2% | Reduced |
| Assenagon Asset Management S.A. | 255,694 | $9.50M | 0.01% | 00.0% | Unchanged |
| Invesco Ltd. | 273,068 | $10.1M | 0.00% | +222,990+445.3% | Added |
| UBS Group AG | 305,070 | $11.3M | 0.00% | +16,700+5.8% | Added |
| Deutsche Bank AG | 316,137 | $11.7M | 0.00% | +2,056+0.7% | Added |
| JPMorgan Chase & Co | 337,150 | $12.5M | 0.00% | +74,913+28.6% | Added |
| Meros Investment Management, LP | 339,675 | $12.6M | 5.01% | −12,326−3.5% | Reduced |
| Charles Schwab Investment Management Inc | 339,736 | $12.6M | 0.00% | −9,216−2.6% | Reduced |
| Kennedy Capital Management, Inc. | 383,854 | $14.3M | 0.30% | −56,311−12.8% | Reduced |
| Northern Trust Corp | 395,198 | $14.7M | 0.00% | +68,784+21.1% | Added |
| First Eagle Investment Management, LLC | 400,510 | $14.9M | 0.03% | +8,532+2.2% | Added |
| Clifford Capital Partners LLC | 430,230 | $16.0M | 2.72% | +414,006+2,551.8% | Added |
| Hotchkis & Wiley Capital Management LLC | 437,552 | $16.3M | 0.05% | −55,230−11.2% | Reduced |
| Brown Advisory Inc | 456,417 | $17.0M | 0.02% | −425,149−48.2% | Reduced |
| New South Capital Management Inc | 474,599 | $17.6M | 0.81% | −19,020−3.9% | Reduced |
| Arrowstreet Capital, Limited Partnership | 508,339 | $18.9M | 0.01% | +79,693+18.6% | Added |
| Needham Investment Management LLC | 620,000 | $23.0M | 1.46% | −3,500−0.6% | Reduced |
| Ameriprise Financial Inc | 673,335 | $25.0M | 0.01% | +183,549+37.5% | Added |
| Kempen Capital Management N.V. | 689,677 | $25.6M | 0.22% | −435,373−38.7% | Reduced |
| Swedbank AB | 694,000 | $25.8M | 0.02% | −64,000−8.4% | Reduced |
| Wellington Management Group LLP | 731,373 | $27.2M | 0.00% | −124,866−14.6% | Reduced |
| State Street Corp | 761,840 | $28.3M | 0.00% | −20,588−2.6% | Reduced |
| Harvey Partners, LLC | 772,070 | $28.7M | 2.58% | +570+0.1% | Added |
| Geode Capital Management, LLC | 782,077 | $29.1M | 0.00% | +1,574+0.2% | Added |
| William Blair Investment Management, LLC | 887,451 | $33.0M | 0.09% | −92,897−9.5% | Reduced |
| Westwood Holdings Group Inc. | 976,821 | $36.3M | 0.30% | −510,342−34.3% | Reduced |
| Medina Singh Partners, LLC | 1,043,526 | $38.8M | 9.06% | +56,361+5.7% | Added |
| Morgan Stanley | 1,175,768 | $43.7M | 0.00% | +456,243+63.4% | Added |
| GW&K Investment Management, LLC | 1,627,257 | $60.5M | 0.52% | +197,715+13.8% | Added |
| Dimensional Fund Advisors LP | 1,730,579 | $64.3M | 0.01% | −38,635−2.2% | Reduced |
| FMR LLC | 2,417,762 | $89.8M | 0.00% | −5,771−0.2% | Reduced |
| BlackRock, Inc. | 2,681,650 | $99.7M | 0.00% | +146,250+5.8% | Added |
| Vanguard Group Inc | 3,069,937 | $114.1M | 0.00% | −98,994−3.1% | Reduced |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −163,947−100.0% | Sold out |
| TD Asset Management Inc | 0 | $0 | 0.00% | −26,694−100.0% | Sold out |
| NJ State Employees Deferred Compensation Plan | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Vident Advisory, LLC | 0 | $0 | 0.00% | −19,925−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −14,295−100.0% | Sold out |
| Penn Capital Management Co Inc | 0 | $0 | 0.00% | −9,511−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −8,012−100.0% | Sold out |