STEM INC (STEM) is held by 46 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC as of Q1 2026.

Are institutions buying or selling STEM?

In Q1 2026, 23 institutions opened or increased positions in STEM INC while 28 reduced or exited — a net selling quarter.

What is the Smart Money Verdict on STEM?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for STEM INC.

How many hedge funds hold STEM?

46 institutional investors report holding STEM INC (STEM) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into STEM?

As of Q1 2026, tracked institutions in STEM INC show 23 buyers versus 28 sellers — net outflows.

STEM INC

STEM·85859N300·US·Common Stock·Utilities - Utilities - Renewable-13D/G

Holders

Avg rating(13 Elite)

$14.8M

Total Value

45% (59)

Fund Consensus

23 buying - 28 selling

Smart Money Verdict

View all

Held by 46 funds

13 elite

Who's Trading

InsiderNANarayanan ArunSell $16KJul 2, 2026

InsiderTMTappin MatthewSell $4KMar 11, 2026

InsiderLRLaureles Saul R.Sell $10KMar 10, 2026

InsiderCJCarlson Michael JamesSell $23KMar 10, 2026

InsiderNANarayanan ArunSell $57KMar 10, 2026

InsiderTMTappin MatthewSell $7KMar 10, 2026

InsiderTMTappin MatthewSell $2KMar 4, 2026

InsiderLRLaureles Saul R.Sell $3KMar 3, 2026

Activist

The Vanguard Group4.6%Jul 29, 2025

Activist

BlackRock, Inc.2.1%Jul 18, 2025

View all insider trades View all activist filings

13F: Mar 31, 2026Insider & Congress: Updated regularly

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
VAVANGUARD CAPITAL MANAGEMENT LLC	New	343,813	$3M	0.0%	-26.74%	37
MWMARSHALL WACE, LLP	Increased	291,340(+74.2%)	$2.6M	0.0%	-47.02%	39
TWO SIGMA INVESTMENTS, LP	Increased	175,389(+106.1%)	$1.6M	0.0%	-54.58%	41
BlackRock, Inc.	Decreased	134,712(-2.5%)	$1.2M	0.0%	-53.48%	0
GEODE CAPITAL MANAGEMENT, LLC	Increased	92,052(+4.3%)	$814,105	0.0%	-97.79%	26
Trexquant Investment LP	Increased	91,676(+258.4%)	$810,416	0.0%	-37.35%	40
RENAISSANCE TECHNOLOGIES LLC	Increased	58,575(+423.0%)	$517,803	0.0%	-34.36%	39
UBS Group AG	Increased	53,233(+46.3%)	$470,579	0.0%	-64.86%	33
BNP PARIBAS FINANCIAL MARKETS	Increased	53,094(+173.9%)	$469,351	0.0%	-39.61%	39
VFVANGUARD FIDUCIARY TRUST CO	New	49,718	$439,507	0.0%	-26.74%	33
MORGAN STANLEY	Increased	48,035(+99.5%)	$424,629	0.0%	-48.84%	26
STATE STREET CORP	Unchanged	38,279	$338,386	0.0%	-88.20%	0
CITIGROUP INC	Decreased	37,214(-0.0%)	$328,972	0.0%	-53.50%	0
ROYAL BANK OF CANADA	Increased	28,213(+8.8%)	$249,000	0.0%	-52.08%	17
HSBC HOLDINGS PLC	Unchanged	28,424	$248,710	0.0%	-84.60%	0
NOMURA HOLDINGS INC	Increased	23,713(+92.2%)	$209,623	0.0%	-48.39%	36
CANADA PENSION PLAN INVESTMENT BOARD	Increased	21,300(+32.3%)	$188,292	0.0%	-49.79%	29
NORTHERN TRUST CORP	Decreased	18,633(-0.8%)	$164,715	0.0%	-98.42%	0
HighTower Advisors, LLC	Decreased	16,147(-1.0%)	$142,739	0.0%	-86.19%	0
Centiva Capital, LP	New	14,967	$132,308	0.0%	-26.74%	31