Wellington Management Group
THR

Wellington Management Group’s Thermon Group Holdings THR Stock Holding History

Wellington Management Group’s Portfolio THR Stock Details THR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-731,373
Closed -$27.2M – 2001
2025
Q4 		$27.2M Sell
731,373
-124,866
-15% -$4.1M ﹤0.01% 929
2025
Q3 		$22.9M Sell
856,239
-45,017
-5% -$1.21M ﹤0.01% 974
2025
Q2 		$25.3M Sell
901,256
-346,665
-28% -$9.39M ﹤0.01% 885
2025
Q1 		$34.8M Sell
1,247,921
-55,109
-4% -$1.59M 0.01% 795
2024
Q4 		$37.5M Sell
1,303,030
-21,579
-2% -$636K 0.01% 787
2024
Q3 		$39.5M Buy
1,324,609
+178,017
+16% +$5.37M 0.01% 762
2024
Q2 		$35.3M Sell
1,146,592
-270,500
-19% -$8.67M 0.01% 793
2024
Q1 		$46.4M Sell
1,417,092
-92,554
-6% -$2.72M 0.01% 729
2023
Q4 		$49.2M Sell
1,509,646
-215,200
-12% -$6.41M 0.01% 718
2023
Q3 		$47.4M Buy
1,724,846
+533,474
+45% +$14.3M 0.01% 706
2023
Q2 		$31.7M Buy
1,191,372
+22,014
+2% +$511K 0.01% 830
2023
Q1 		$29.1M Sell
1,169,358
-877,578
-43% -$21.4M 0.01% 834
2022
Q4 		$41.1M Sell
2,046,936
-283,218
-12% -$5.26M 0.01% 734
2022
Q3 		$35.9M Buy
2,330,154
+194,285
+9% +$3.19M 0.01% 748
2022
Q2 		$30M Buy
2,135,869
+1,662
+0.1% +$25.6K 0.01% 830
2022
Q1 		$34.6M Sell
2,134,207
-35,818
-2% -$623K 0.01% 870
2021
Q4 		$36.7M Sell
2,170,025
-229,711
-10% -$4.02M 0.01% 928
2021
Q3 		$41.5M Sell
2,399,736
-124,366
-5% -$2.07M 0.01% 875
2021
Q2 		$43M Sell
2,524,102
-148,364
-6% -$2.76M 0.01% 868
2021
Q1 		$52.1M Sell
2,672,466
-204,812
-7% -$3.74M 0.01% 779
2020
Q4 		$45M Sell
2,877,278
-96,411
-3% -$1.29M 0.01% 792
2020
Q3 		$33.4M Sell
2,973,689
-242,641
-8% -$3.21M 0.01% 809
2020
Q2 		$46.9M Buy
3,216,330
+307,220
+11% +$4.55M 0.01% 716
2020
Q1 		$43.8M Buy
2,909,110
+71,914
+3% +$1.5M 0.01% 674
2019
Q4 		$76M Sell
2,837,196
-74,572
-3% -$1.88M 0.02% 650
2019
Q3 		$66.9M Sell
2,911,768
-381,719
-12% -$9.03M 0.02% 641
2019
Q2 		$84.5M Sell
3,293,487
-448,915
-12% -$11.2M 0.02% 612
2019
Q1 		$91.7M Buy
3,742,402
+4,898
+0.1% +$117K 0.02% 564
2018
Q4 		$75.8M Sell
3,737,504
-50,520
-1% -$1.14M 0.02% 589
2018
Q3 		$97.7M Sell
3,788,024
-147,670
-4% -$3.72M 0.02% 592
2018
Q2 		$90M Buy
3,935,694
+103,782
+3% +$2.43M 0.02% 606
2018
Q1 		$85.9M Sell
3,831,912
-36,700
-0.9% -$846K 0.02% 621
2017
Q4 		$91.6M Buy
3,868,612
+105,005
+3% +$2.29M 0.02% 593
2017
Q3 		$67.7M Buy
3,763,607
+39,185
+1% +$687K 0.02% 668
2017
Q2 		$71.4M Buy
3,724,422
+93,809
+3% +$1.84M 0.02% 623
2017
Q1 		$75.7M Buy
3,630,613
+30,480
+0.8% +$610K 0.02% 594
2016
Q4 		$68.7M Sell
3,600,133
-169,237
-4% -$3.32M 0.02% 622
2016
Q3 		$74.4M Buy
3,769,370
+64,940
+2% +$1.26M 0.02% 579
2016
Q2 		$71.2M Buy
3,704,430
+61,385
+2% +$1.18M 0.02% 574
2016
Q1 		$64M Buy
3,643,045
+572,268
+19% +$9.6M 0.02% 609
2015
Q4 		$52M Buy
3,070,777
+1,515,207
+97% +$28.8M 0.01% 667
2015
Q3 		$32M Buy
1,555,570
+881,553
+131% +$20.4M 0.01% 821
2015
Q2 		$16.2M Buy
+674,017
New +$15.8M ﹤0.01% 1089

Other funds holding THR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
MVP
Medina Value Partners Los Angeles, California $477M AUM 25.52% 1-Year Est. Return
GKIM
GW&K Investment Management Boston, Massachusetts $11.3B AUM 31.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
WHG
Westwood Holdings Group Dallas, Texas $13.7B AUM 21.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wellington Management Group's THR Position: Q1 2026 in Review

Wellington Management Group sold out of Thermon Group Holdings (THR) in Q1 2026, closing a stake of 731,373 shares — an estimated $27.2M sold.

Wellington Management Group first reported a position in THR in Q2 2015 and held it in 43 quarters. The position peaked at $97.7M in Q3 2018. 215 funds tracked by Wall St. Rank hold THR as of Q1 2026.

  • Wellington Management Group reported no remaining Thermon Group Holdings position as of Q1 2026 after selling out during the quarter.
  • Wellington Management Group sold 731,373 Thermon Group Holdings shares in Q1 2026, an estimated $27.2M.
  • Wellington Management Group first reported a position in Thermon Group Holdings in Q2 2015 and held it in 43 quarters.
  • Wellington Management Group's Thermon Group Holdings position peaked at $97.7M in Q3 2018.
  • 215 funds tracked by Wall St. Rank held Thermon Group Holdings as of Q1 2026.

Based on Wellington Management Group's 13F filing for Q1 2026, filed 15 May 2026.