STEM INC (STEM) Institutional Ownership and Insiders Activity
STEM INC (STEM) is widely held by institutional investors, with 70 firms reporting positions valued at approximately $17.43M based on SEC Form 13F filings for the quarter ended June 30, 2026.
Marshall Wace, Llp is the largest disclosed holder, reporting approximately $3.17M in STEM holdings in its latest filing.
Recent insider activity includes 18 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.
Institutional Holders
70
Total Reported Value
$17.43M
Largest Holder
Marshall Wace, Llp
Largest Position
$3.17M
Insider Transactions (90d)
18
Latest Filing Quarter
Q2 2026
New Institutional Positions
1
Funds Exiting Positions
1
Top Institutional Owners
View allInvestorReported Balance
- Marshall Wace, Llp$3.17M
- Vanguard Capital Management Llc$2.82M
- Blackrock, Inc.$1.28M
- Trexquant Investment Lp$864,098
- Two Sigma Investments, Lp$806,258
Related STEM Institutional Insights:
- STEM 13F Institutional Holders
- STEM Superinvestors
- STEM Institutional Ownership Changes
- Utilities Sector Institutional Ownership
- Utilities Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Utilities Stocks By Institutional Investors
- Most Sold Utilities Stocks By Institutional Investors
- STEM Insider Trading & SEC Form 4 Activity
- STEM Articles
- Top Institutional Investor Stock Rankings