GENTHERM INC (THRM) Stock Institutional Trading Activity


GENTHERM INC (THRM) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Mairs & Power Growth Fund, Renaissance Technologies LLC, Disciplined Growth Investors, and Scion Asset Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2020Renaissance Technologies LLCBuy53,66465,564$2,059
Q1 2020Mairs & Power Growth FundSell-6,779504,378$15,837
Q1 2020Disciplined Growth InvestorsSell-83,3221,757,722$55,192
Q4 2019Mairs & Power Growth FundSell-9,820511,157$22,690
Q4 2019Renaissance Technologies LLCSell-55,86411,900$528
Q4 2019Disciplined Growth InvestorsBuy24,6801,841,044$81,724
Q3 2019Mairs & Power Growth FundSell-2,298520,977$21,404
Q3 2019Renaissance Technologies LLCBuy36,20067,764$2,784
Q3 2019Disciplined Growth InvestorsBuy29,6671,816,364$74,625
Q2 2019Mairs & Power Growth FundBuy210523,275$21,889
Q2 2019Renaissance Technologies LLCBuy19,06431,564$1,320
Q2 2019Disciplined Growth InvestorsSell-64,5511,786,697$74,738
Q1 2019Mairs & Power Growth FundSell-29,830523,065$19,280
Q1 2019Renaissance Technologies LLCSell-42,96412,500$461
Q1 2019Disciplined Growth InvestorsBuy2,1411,851,248$68,237
Q4 2018Mairs & Power Growth FundSell-180,115552,895$22,105
Q4 2018Disciplined Growth InvestorsSell-21,6001,849,107$73,927
Q3 2018Mairs & Power Growth FundSell-29,625733,010$33,315
Q3 2018Disciplined Growth InvestorsBuy35,3231,870,707$85,024
Q2 2018Mairs & Power Growth FundSell-75,890762,635$29,972
Q2 2018Disciplined Growth InvestorsSell-11,3531,835,384$72,131
Q1 2018Mairs & Power Growth FundBuy114,795838,525$28,468
Q1 2018Disciplined Growth InvestorsSell-28,0021,846,737$62,697
Q4 2017Mairs & Power Growth FundBuy23,655723,730$22,978
Q4 2017Disciplined Growth InvestorsBuy32,4281,874,739$59,523
Q3 2017Mairs & Power Growth FundBuy23,810700,075$26,008
Q3 2017Disciplined Growth InvestorsSell-43,3501,842,311$68,442
Q2 2017Mairs & Power Growth FundSell-51,835676,265$26,239
Q2 2017Disciplined Growth InvestorsBuy532,4151,885,661$73,164
Q1 2017Mairs & Power Growth FundBuy20,990728,100$28,578

Frequently asked questions about THRM activity

  • Which institutional owners are buying THRM?

    Institutional owners buying THRM include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in THRM activity?

    "Buy" means an investor increased their reported position in THRM compared to the prior reporting period. This reflects growing exposure to GENTHERM INC (THRM) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in THRM increasing?

    Institutional interest in THRM can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.