Security Snapshot

Thermon Group Holdings, Inc. - Common Stock (THR) Institutional Ownership

CUSIP: 88362T103

13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

191

Shares (Excl. Options)

32,974,701

Price

$37.16

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Type / Class
Equity / Common Stock
Symbol
THR on NYSE
Shares outstanding
33,490,114
Price per share
$53.65
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
32,974,701
Total reported value
$1,225,340,159
% of total 13F portfolios
0.01%
Share change
+986,378
Value change
+$39,556,630
Number of holders
191
Price from insider filings
$53.65
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • THR - Thermon Group Holdings, Inc. - Common Stock is tracked under CUSIP 88362T103.
  • 191 institutions reported positions in Q4 2025.
  • 3 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 191 to 39 between Q4 2025 and Q1 2026.
  • Reported value moved from $1,225,340,159 to $110,563,804.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 191 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 88362T103?
CUSIP 88362T103 identifies THR - Thermon Group Holdings, Inc. - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

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% $60,457,842 2,319,058 FMR LLC 31 Dec 2024
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 4.3% -16% $38,126,593 -$6,552,225 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 31 Dec 2025, 191 institutional investors reported holding 32,974,701 shares of Thermon Group Holdings, Inc. - Common Stock (THR). This represents 98% 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 74% 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 9.2% 3,069,937 -3.1% 0% $114,078,858
BlackRock, Inc. 8% 2,681,650 +5.8% 0% $99,650,114
FMR LLC 7.2% 2,417,762 -0.24% 0% $89,844,036
DIMENSIONAL FUND ADVISORS LP 5.2% 1,730,579 -2.2% 0.01% $64,308,526
GW&K Investment Management, LLC 4.9% 1,627,257 +14% 0.52% $60,469,000
MORGAN STANLEY 3.5% 1,175,768 +63% 0% $43,691,573
Medina Value Partners, LLC 3.1% 1,043,526 +5.7% 9.1% $38,777,426
WESTWOOD HOLDINGS GROUP INC 2.9% 976,821 -34% 0.3% $36,298,668
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 2.6% 887,451 -9.5% 0.09% $32,977,679
GEODE CAPITAL MANAGEMENT, LLC 2.3% 782,077 +0.2% 0% $29,066,788
Harvey Partners, LLC 2.3% 772,070 +0.07% 2.6% $28,690,121
STATE STREET CORP 2.3% 761,840 -2.6% 0% $28,309,974
WELLINGTON MANAGEMENT GROUP LLP 2.2% 731,373 -15% 0% $27,177,820
Swedbank AB 2.1% 694,000 -8.4% 0.02% $25,789,040
VAN LANSCHOT KEMPEN INVESTMENT MANAGEMENT N.V. 2.1% 689,677 -39% 0.22% $25,628,397
AMERIPRISE FINANCIAL INC 2% 673,335 +37% 0.01% $25,019,865
NEEDHAM INVESTMENT MANAGEMENT LLC 1.9% 620,000 -0.56% 1.5% $23,039,200
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 1.5% 508,339 +19% 0.01% $18,889,877
NEW SOUTH CAPITAL MANAGEMENT INC 1.4% 474,599 -3.9% 0.81% $17,636,099
BROWN ADVISORY INC 1.4% 456,417 -48% 0.02% $16,960,465
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC 1.3% 437,552 -11% 0.05% $16,259,432
CLIFFORD CAPITAL PARTNERS LLC 1.3% 430,230 +2552% 2.7% $15,987,347
First Eagle Investment Management, LLC 1.2% 400,510 +2.2% 0.03% $14,882,952
NORTHERN TRUST CORP 1.2% 395,198 +21% 0% $14,685,559
KENNEDY CAPITAL MANAGEMENT LLC 1.1% 383,854 -13% 0.3% $14,264,015

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
2026 Q1 2,201,165 $110,563,804 +$28,056,885 $50.40 39
2025 Q4 32,974,701 $1,225,340,159 +$39,556,630 $37.16 191
2025 Q3 33,176,226 $885,247,013 +$22,265,771 $26.72 157
2025 Q2 32,273,646 $905,222,593 +$13,667,166 $28.08 168
2025 Q1 31,787,850 $885,317,693 -$18,826,067 $27.85 160
2024 Q4 32,457,875 $933,845,454 +$13,911,115 $28.77 168
2024 Q3 31,774,302 $948,150,868 -$5,492,742 $29.84 151
2024 Q2 31,853,283 $979,823,323 -$37,960,138 $30.76 154
2024 Q1 33,041,058 $1,081,093,989 +$39,727,061 $32.72 144
2023 Q4 31,865,189 $1,037,872,681 -$1,777,310 $32.57 158
2023 Q3 31,979,414 $878,469,289 +$12,101,301 $27.47 149
2023 Q2 31,567,864 $839,648,187 -$5,930,695 $26.60 152
2023 Q1 31,821,453 $792,873,937 +$11,863,313 $24.92 152
2022 Q4 31,402,916 $630,506,632 -$3,443,828 $20.08 133
2022 Q3 31,747,200 $489,224,490 -$47,872,255 $15.41 116
2022 Q2 31,960,551 $449,039,531 +$5,626,078 $14.05 104
2022 Q1 31,358,467 $508,219,299 +$1,428,670 $16.20 107
2021 Q4 31,275,179 $529,485,753 -$7,890,903 $16.93 104
2021 Q3 31,495,266 $545,004,352 +$528,162 $17.31 94
2021 Q2 31,462,855 $536,112,964 -$4,027,370 $17.04 92
2021 Q1 31,645,462 $616,502,546 -$4,088,208 $19.49 98
2020 Q4 33,611,739 $525,362,334 +$3,229,713 $15.63 95
2020 Q3 33,617,980 $377,370,724 -$3,137,608 $11.23 104
2020 Q2 33,737,096 $491,394,787 +$2,095,866 $14.57 112
2020 Q1 33,708,710 $506,341,056 -$2,681,848 $15.07 115
2019 Q4 33,297,214 $892,115,542 +$3,371,877 $26.80 126
2019 Q3 33,261,503 $764,343,674 -$15,506,348 $22.98 110
2019 Q2 33,877,691 $868,957,145 +$4,199,341 $25.65 115
2019 Q1 34,002,423 $833,290,547 +$14,124,765 $24.51 109
2018 Q4 33,425,770 $677,868,945 -$5,998,010 $20.28 100
2018 Q3 33,650,463 $867,523,833 -$5,305,786 $25.78 109
2018 Q2 33,864,885 $774,487,604 -$4,734,851 $22.87 98
2018 Q1 33,849,773 $757,861,617 -$1,185,899 $22.41 98
2017 Q4 33,911,832 $802,506,228 -$28,153,643 $23.67 104
2017 Q3 33,911,060 $610,315,731 +$7,116,774 $17.99 95
2017 Q2 33,504,909 $642,280,560 +$68,377,065 $19.17 88
2017 Q1 32,576,195 $678,890,031 +$49,423,237 $20.84 89
2016 Q4 32,215,023 $615,169,735 -$14,485,882 $19.09 100
2016 Q3 32,937,127 $650,508,377 +$6,007,774 $19.75 97
2016 Q2 32,657,643 $627,356,941 -$1,770,839 $19.21 103
2016 Q1 32,858,490 $577,221,534 +$7,135,165 $17.56 95
2015 Q4 32,511,969 $550,113,509 -$4,293,094 $16.92 101
2015 Q3 32,594,394 $669,798,010 +$26,829,859 $20.55 108
2015 Q2 31,143,079 $749,611,218 +$1,794,185 $24.07 124
2015 Q1 31,068,705 $747,640,409 +$2,997,906 $24.07 116
2014 Q4 30,939,130 $748,283,181 +$2,710,831 $24.19 117
2014 Q3 30,801,795 $752,154,462 +$2,891,579 $24.42 108
2014 Q2 30,674,053 $806,716,431 +$10,136,297 $26.32 116
2014 Q1 30,352,800 $703,650,209 +$5,069,427 $23.18 119
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