STEM (STEM INC) is held by 49 institutional investors as of Q2 2026. Largest holders: MARSHALL WACE, LLP ($3.2M), VANGUARD CAPITAL MANAGEMENT LLC ($2.8M), BlackRock, Inc. ($1.3M). Net institutional sentiment: Mixed.
49
Holders
(5 Elite)
$14.2M
Total Value
53% (43)
Consensus
23 buying - 20 selling
13F: Insider & Congress: Updated regularly
Who's Trading
Source dates: Price Aug 27, 2026 · Insiders Jul 21, 2026 · Activists Jul 29, 2025 · Congress none
InsiderMBMusfeldt BrianSell $6KJul 20, 2026
InsiderNANarayanan ArunSell $16KJul 2, 2026
InsiderTMTappin MatthewSell $4KMar 11, 2026
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Top Holders
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Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer