STEM, INC.

STEMNYSE

$4.25-0.01 (-0.23%)as of Oct 5, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

STEM, INC. price and activity chart data

Showing the 1Y range: Oct 6, 2025 to Oct 5, 2026. Price (-80.4%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Marshall Wace, LLP	4.22%	$3.17M	0.00%	Not reported
Vanguard Capital Management LLC	3.76%	$2.82M	0.00%	Not reported
BlackRock, Inc.	1.71%	$1.28M	0.00%	Not reported
Trexquant Investment LP	1.15%	$864K	0.01%	Not reported
Two Sigma Investments, LP	1.07%	$806K	0.00%	Not reported
Gsa Capital Partners LLP	1.07%	$799K	0.05%	Not reported
BNP Paribas Financial Markets	0.97%	$727K	0.00%	Not reported
Geode Capital Management, LLC	0.97%	$727K	0.00%	Not reported
Acadian Asset Management LLC	0.78%	$579K	0.00%	Not reported
Renaissance Technologies LLC	0.69%	$519K	0.00%	Not reported
Bridgeway Capital Management, LLC	0.62%	$465K	0.01%	Not reported
Vanguard Fiduciary Trust Co	0.59%	$444K	0.00%	Not reported
Longaeva Partners L.P.	0.50%	$376K	0.01%	New Not reported
State Street Corp	0.40%	$299K	0.00%	Not reported
Morgan Stanley	0.39%	$294K	0.00%	Not reported
Cohen & Steers, Inc.	0.33%	$249K	0.00%	Not reported
Royal Bank of Canada	0.31%	$231K	0.00%	Not reported
XTX Topco Ltd	0.31%	$230K	0.00%	Not reported
Citigroup Inc	0.30%	$223K	0.00%	Not reported
Keyframe Capital Partners, L.P.	0.27%	$202K	100.00%	Not reported
UBS Group AG	0.26%	$196K	0.00%	Not reported
Citadel Advisors LLC	0.25%	$185K	0.00%	Not reported
Nomura Holdings Inc	0.25%	$185K	0.00%	Not reported
Northern Trust Corp	0.22%	$166K	0.00%	Not reported
HighTower Advisors, LLC	0.17%	$126K	0.00%	Not reported
Engineers Gate Manager LP	0.13%	$99.2K	0.00%	Not reported
Bank of America Corp	0.12%	$88.9K	0.00%	Not reported
Goldman Sachs Group Inc	0.12%	$88.6K	0.00%	Not reported
Balyasny Asset Management L.P.	0.10%	$75.9K	0.00%	Not reported
Zweig-DiMenna Associates LLC	0.09%	$64.8K	0.01%	Not reported
Wells Fargo & Company	0.05%	$36.2K	0.00%	Not reported
Steward Partners Investment Advisory, LLC	0.04%	$27.2K	0.00%	Not reported
Vanguard Global Advisers, LLC	0.03%	$22.3K	0.00%	Not reported
International Assets Investment Management, LLC	0.02%	$14.8K	0.00%	Not reported
Simplex Trading, LLC	0.01%	$6.56K	0.00%	Not reported
JPMorgan Chase & Co	0.01%	$5.33K	0.00%	Not reported
Osaic Holdings, Inc.	0.01%	$5.49K	0.00%	Not reported
FMR LLC	0.01%	$5.06K	0.00%	Not reported
Rockefeller Capital Management L.P.	0.00%	$3.06K	0.00%	Not reported
Deutsche Bank Ag\	0.00%	$2.71K	0.00%	Not reported
Hurley Capital, LLC	0.00%	$1.91K	0.00%	Not reported
Barclays PLC	0.00%	$1.3K	0.00%	Not reported
SBI Securities Co., Ltd.	0.00%	$1.16K	0.00%	Not reported
GAMMA Investing LLC	0.00%	$937	0.00%	Not reported
Cornerstone Financial Management LLC	0.00%	$515	0.00%	Not reported
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	0.00%	$484	0.00%	Not reported
US Bancorp \de\	0.00%	$469	0.00%	Not reported
Harbour Investments, Inc.	0.00%	$445	0.00%	Not reported
Nisa Investment Advisors, LLC	0.00%	$391	0.00%	Not reported
Jones Financial Companies LLLP	0.00%	$265	0.00%	Not reported

50 of 63 holders

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