Thermon Group Holdings, Inc. - COMMON STOCK (THR) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / COMMON STOCK
Symbol
THR on NYSE
Shares outstanding
33,490,114
Price per share
$37.16
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
33,176,225
Total reported value
$885,246,986
% of total 13F portfolios
0%
Share change
+880,090
Value change
+$22,265,669
Number of holders
156
Price from insider filings
$37.16
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Thermon Group Holdings, Inc. - COMMON STOCK (THR) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
FMR LLC 6.9% $56,608,206 2,319,058 FMR LLC 31 Dec 2024
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 4.3% -16% $35,698,893 -$6,135,014 1,462,470 -15% VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 31 Mar 2025
T. Rowe Price Investment Management, Inc. 3.5% -43% $31,319,955 -$26,407,643 1,172,154 -46% T. Rowe Price Investment Management, Inc. 30 Sep 2025

As of 30 Sep 2025, 156 institutional investors reported holding 33,176,225 shares of Thermon Group Holdings, Inc. - COMMON STOCK (THR). This represents 99% of the company’s total 33,490,114 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Thermon Group Holdings, Inc. - COMMON STOCK (THR) together control 79% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 9.5% 3,168,931 -1.6% 0% $84,673,837
BlackRock, Inc. 7.6% 2,535,400 -3.5% 0% $67,745,889
FMR LLC 7.2% 2,423,533 +0.05% 0% $64,756,802
DIMENSIONAL FUND ADVISORS LP 5.3% 1,769,214 +0% 0.01% $47,272,493
WESTWOOD HOLDINGS GROUP INC 4.4% 1,487,163 +13% 0.28% $39,737,000
GW&K Investment Management, LLC 4.3% 1,429,542 +133% 0.34% $38,198,000
T. Rowe Price Investment Management, Inc. 3.5% 1,169,523 -46% 0.02% $31,250,000
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 3.4% 1,125,050 -3.9% 0.27% $30,061,336
Medina Value Partners, LLC 2.9% 987,165 +3.5% 6.2% $26,377,049
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 2.9% 980,348 -5.7% 0.07% $26,194,899
BROWN ADVISORY INC 2.6% 881,566 -20% 0.03% $23,555,450
WELLINGTON MANAGEMENT GROUP LLP 2.6% 856,239 -5% 0% $22,878,707
STATE STREET CORP 2.3% 782,428 +0.34% 0% $20,906,476
GEODE CAPITAL MANAGEMENT, LLC 2.3% 780,503 -1.3% 0% $20,857,836
Harvey Partners, LLC 2.3% 771,500 +21% 1.9% $20,614,480
Swedbank AB 2.3% 758,000 +16% 0.02% $20,253,760
MORGAN STANLEY 2.1% 719,525 +164% 0% $19,225,725
NEEDHAM INVESTMENT MANAGEMENT LLC 1.9% 623,500 0% 1.2% $16,659,920
NEW SOUTH CAPITAL MANAGEMENT INC 1.5% 493,619 -1.2% 0.6% $13,189,500
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 1.5% 492,782 +5.3% 0.04% $13,167,135
AMERIPRISE FINANCIAL INC 1.5% 489,786 -11% 0% $13,087,081
KENNEDY CAPITAL MANAGEMENT LLC 1.3% 440,165 +38% 0.26% $11,761,209
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1.3% 428,646 +51% 0.01% $11,453,421
First Eagle Investment Management, LLC 1.2% 391,978 +12% 0.02% $10,473,652
Meros Investment Management, LP 1.1% 352,001 +25% 4% $9,405,467

Institutional Holders of Thermon Group Holdings, Inc. - COMMON STOCK (THR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 572,503 $21,274,109 +$3,873,878 $37.16 12
2025 Q3 33,176,225 $885,246,986 +$22,265,669 $26.72 156
2025 Q2 32,273,646 $905,222,593 +$13,667,156 $28.08 168
2025 Q1 31,787,850 $885,318,134 -$18,826,090 $27.85 160
2024 Q4 32,457,635 $933,839,844 +$14,134,367 $28.77 168
2024 Q3 31,766,302 $947,912,541 -$5,844,652 $29.84 150
2024 Q2 31,855,673 $979,897,221 -$37,552,901 $30.76 154
2024 Q1 33,041,058 $1,081,093,506 +$44,443,060 $32.72 144
2023 Q4 86,123 $2,805,026 +$1,848,576 $32.57 3
2023 Q3 31,856,885 $875,103,036 +$5,170,889 $27.47 148
2023 Q2 31,564,537 $839,560,291 -$12,687,302 $26.60 151
2023 Q1 31,786,311 $791,998,448 +$11,330,582 $24.92 149
2022 Q4 31,368,518 $629,817,179 -$3,489,298 $20.08 130
2022 Q3 31,226,276 $481,197,863 -$50,006,295 $15.41 112
2022 Q2 31,936,256 $448,698,531 +$5,660,109 $14.05 103
2022 Q1 31,298,267 $507,243,299 +$2,712,115 $16.20 105
2021 Q4 31,045,369 $525,594,753 -$6,415,507 $16.93 100
2021 Q3 31,466,599 $544,508,352 +$447,894 $17.31 92
2021 Q2 31,329,282 $533,836,964 -$6,264,868 $17.04 91
2021 Q1 31,645,498 $616,503,546 -$4,114,786 $19.49 98
2020 Q4 33,610,795 $525,347,334 +$3,219,418 $15.63 94
2020 Q3 33,392,058 $374,831,724 -$3,875,704 $11.23 101
2020 Q2 33,704,637 $490,922,787 +$2,591,938 $14.57 108
2020 Q1 33,014,539 $495,880,056 -$2,951,523 $15.07 109
2019 Q4 33,215,928 $889,937,542 +$1,713,328 $26.80 123
2019 Q3 33,245,571 $763,977,674 -$15,689,855 $22.98 109
2019 Q2 33,785,638 $866,595,145 +$3,933,333 $25.65 112
2019 Q1 33,920,991 $831,296,547 +$13,488,975 $24.51 107
2018 Q4 33,324,237 $675,811,945 +$9,650,958 $20.28 98
2018 Q3 33,649,650 $867,502,833 -$5,320,568 $25.78 108
2018 Q2 33,475,160 $765,575,604 -$2,552,034 $22.87 97
2018 Q1 33,849,773 $757,861,617 +$961,418 $22.41 98
2017 Q4 33,480,332 $792,292,228 -$26,857,840 $23.67 102
2017 Q3 33,739,165 $607,225,731 +$4,707,837 $17.99 94
2017 Q2 33,504,909 $642,280,560 +$68,374,268 $19.17 88
2017 Q1 32,569,204 $678,745,031 +$49,384,600 $20.84 86
2016 Q4 32,214,421 $615,158,735 -$14,486,896 $19.09 99
2016 Q3 32,936,578 $650,497,377 +$6,005,018 $19.75 96
2016 Q2 32,657,643 $627,356,941 -$1,782,860 $19.21 103
2016 Q1 32,858,490 $577,221,534 +$7,132,814 $17.56 95
2015 Q4 32,310,297 $546,701,509 -$4,484,105 $16.92 99
2015 Q3 32,594,394 $669,798,010 +$25,893,268 $20.55 108
2015 Q2 30,776,132 $740,779,218 +$3,701,987 $24.07 122
2015 Q1 31,040,869 $746,970,409 +$3,289,892 $24.07 114
2014 Q4 30,899,412 $747,323,181 +$2,492,794 $24.19 117
2014 Q3 30,800,686 $752,127,462 +$2,896,990 $24.42 110
2014 Q2 30,674,053 $806,716,431 +$10,381,280 $26.32 116
2014 Q1 30,339,282 $703,337,209 +$4,854,055 $23.18 119