HEALTHSTREAM INC (HSTM) Stock Institutional Trading Activity


HEALTHSTREAM INC (HSTM) 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 Renaissance Technologies LLC, First Eagle U.S. Value, and Mairs & Power Growth Fund. 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
Q4 2021Renaissance Technologies LLCSell-9,174732,426$19,307
Q3 2021Renaissance Technologies LLCSell-14,100741,600$21,195
Q2 2021Renaissance Technologies LLCSell-50,918755,700$21,114
Q1 2021Renaissance Technologies LLCSell-209,482806,618$18,020
Q4 2020Renaissance Technologies LLCSell-70,5001,016,100$22,192
Q3 2020Renaissance Technologies LLCBuy150,7931,086,600$21,808
Q2 2020Renaissance Technologies LLCBuy258,107935,807$20,709
Q1 2020Renaissance Technologies LLCBuy69,800677,700$16,231
Q4 2019Renaissance Technologies LLCBuy600607,900$16,535
Q3 2019Renaissance Technologies LLCBuy117,400607,300$15,723
Q2 2019Renaissance Technologies LLCBuy114,300489,900$12,669
Q1 2019Renaissance Technologies LLCBuy39,000375,600$10,539
Q4 2018Renaissance Technologies LLCBuy7,400336,600$8,129
Q3 2018Renaissance Technologies LLCBuy265,300329,200$10,208
Q1 2018Renaissance Technologies LLCBuy38,30063,900$1,587
Q4 2017Renaissance Technologies LLCSell-10,50025,600$593
Q3 2017Renaissance Technologies LLCSell-132,30036,100$844
Q4 2016Renaissance Technologies LLCSell-91,000168,400$4,218
Q3 2016Renaissance Technologies LLCBuy7,400259,400$7,159
Q2 2016Renaissance Technologies LLCSell-27,600252,000$6,683
Q1 2016Renaissance Technologies LLCSell-38,900279,600$6,176
Q4 2015Renaissance Technologies LLCSell-28,058318,500$7,007
Q3 2015Renaissance Technologies LLCBuy112,474346,558$7,558
Q2 2015Renaissance Technologies LLCBuy100,469234,084$7,121
Q1 2015Renaissance Technologies LLCSell-13,485133,615$3,367
Q4 2014Renaissance Technologies LLCBuy42,800147,100$4,337
Q3 2014Renaissance Technologies LLCBuy88,891104,300$2,504
Q1 2014Renaissance Technologies LLCSell-13,89115,409$411
Q4 2013Mairs & Power Growth FundBuy11,50011,500$375
Q4 2013Renaissance Technologies LLCBuy4,00129,300$956

Frequently asked questions about HSTM activity

  • Which institutional owners are buying HSTM?

    Institutional owners buying HSTM 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 HSTM activity?

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

  • Is institutional interest in HSTM increasing?

    Institutional interest in HSTM 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.