Stem Ownership | Who Owns Stem?

Overview Forecast RevenueFinancials Chart Transcripts

Stem Ownership Summary

Stem is owned by 25.87% institutional investors, 2.25% insiders, and 71.88% retail investors. Blackrock is the largest institutional shareholder, holding 6.89% of STEM shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.13% of its assets in Stem shares.

STEM Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Stem	25.87%	2.25%	71.88%
Sector	Utilities Stocks	157.41%	7.04%	-64.45%
Idea	Energy Storage Stocks List	38.72%	15.66%	45.62%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	10.90M	6.89%	$12.10M
Marshall wace, llp	405.61K	4.76%	$3.17M
Vanguard group	396.38K	4.73%	$5.97M
Vanguard capital management	361.25K	4.24%	$2.82M
Blackrock funding, inc. /de	164.48K	1.93%	$1.28M
Trexquant investment lp	110.64K	1.30%	$864.10K
Two sigma investments, lp	103.23K	1.21%	$806.26K
Gsa capital partners llp	102.32K	1.20%	$799.00K
Bnp paribas arbitrage, snc	93.09K	1.09%	$727.06K
Geode capital management	93.01K	1.09%	$726.78K

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Keyframe capital partners	25.92K	100.00%	$202.47K
Gsa capital partners llp	102.32K	0.05%	$799.00K
Emfo	29.14K	0.03%	$32.35K
Point72 asia (singapore) pte.	3.29K	0.01%	$57.59K
Longaeva partners	48.19K	0.01%	$376.33K
Bridgeway capital management	59.60K	0.01%	$465.48K
Wolverine asset management	631.50K	0.01%	$700.97K
Zweig-dimenna associates	8.30K	0.01%	$64.84K
Trexquant investment lp	110.64K	0.01%	$864.10K
Xtx topco	29.48K	0.00%	$230.25K

Top Buyers

Holder	Shares	% Assets	Change
Aqr capital management	244.78K	0.00%	139.89K
Marshall wace, llp	405.61K	0.00%	114.27K
Acadian asset management	74.65K	0.00%	64.08K
Longaeva partners	48.19K	0.01%	48.19K
Raymond james & associates	40.50K	-	40.50K

Top Sellers

Holder	Shares	% Assets	Change
Schroder investment management group	-	-	-13.41M
Alkeon capital management	-	-	-7.19M
Bnp paribas asset management	-	-	-3.59M
Hite hedge asset management	-	-	-3.07M
Exoduspoint capital management, lp	-	-	-2.61M

New Positions

Holder	Shares	% Assets	Change	Value
Longaeva partners	48.19K	0.01%	48.19K	$376.33K
Raymond james & associates	40.50K	-	40.50K	$40.50K
Two sigma advisers, lp	25.69K	0.00%	25.69K	$450.09K
Citadel advisors	23.73K	-	23.73K	$185.31K
Engineers gate manager lp	12.70K	0.00%	12.70K	$99.19K

Sold Out

Holder	Change
Murphy & mullick capital management	-1.00
Missouri trust & investment	-2.00
Sound income strategies	-5.00
Visionpoint advisory group	-5.00
True wealth design	-5.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2026	77	-3.75%	2,203,269	12.14%	25	4.86%	27	-	20	-20.00%
Mar 31, 2026	78	-23.53%	1,927,464	3.97%	23	4.72%	27	-35.71%	24	-7.69%
Dec 31, 2025	47	-52.04%	884,290	-54.96%	10	1.90%	18	-61.70%	12	-40.00%
Sep 30, 2025	40	-54.02%	697,702	-56.47%	8	2.25%	17	-10.53%	9	-85.48%
Jun 30, 2025	54	-67.07%	658,932	-98.57%	-	20.46%	16	-77.14%	33	-26.67%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	5.14M	3.13%	-
Vanguard Morn Total Stk Mkt Idx Investor	245.99K	2.75%	-
Vanguard Total Stock Mkt Idx Inv	245.99K	2.75%	-
Vanguard MStar Total Stk Mkt Idx Invest	245.99K	2.56%	-
iShares Russell 2000 ETF	3.75M	2.25%	-
Scottish Widows Global Envirtly Solu X	3.19M	1.96%	-
Schroder ISF Glbl Engy Tnstn E Acc USD	2.78M	1.71%	-2.49M
Vanguard Institutional Extnd Mkt Idx Tr	106.31K	1.11%	-
SPDR® S&P Kensho New Economies Comps ETF	1.64M	1.01%	-
Fidelity Small Cap Index	1.56M	0.94%	-18.18K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jul 20, 2026	Musfeldt Brian	Chief Financial Officer	Sell	$6.09K
Jul 02, 2026	Laureles Saul R.	Chief Legal Officer	Sell	$5.30K
Jul 02, 2026	Tappin Matthew	President, Software Products	Sell	$7.82K
Jul 02, 2026	Carlson Michael James	President, Managed Services	Sell	$10.57K
Jul 02, 2026	Narayanan Arun	Chief Executive Officer	Sell	$15.67K

Insider Transactions Trends

Date	Buy	Sell
2026 Q3	-	5
2026 Q2	-	-
2026 Q1	-	9
2025 Q4	-	2
2025 Q3	-	-

STEM Ownership FAQ

Who owns the most shares of Stem?

Stem’s largest shareholders are Blackrock (10.9M shares, 6.89%), Marshall wace, llp (405.61K shares, 4.76%), and Vanguard group (396.38K shares, 4.73%). Together, they hold 16.39% of Stem’s total shares outstanding.

Does Blackrock own Stem?

Yes, BlackRock owns 6.89% of Stem, totaling 10.9M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 12.1M$. In the last quarter, BlackRock decreased its holdings by -401K shares, a -3.55% change.

Who is Stem’s biggest shareholder by percentage of total assets invested?

Keyframe capital partners is Stem’s biggest shareholder by percentage of total assets invested, with 100.00% of its assets in 25.92K Stem shares, valued at 202.47K$.

Who is the top mutual fund holder of Stem shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Stem shares, with 3.13% of its total shares outstanding invested in 5.14M Stem shares.

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