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Stem
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Overview Fund Activity

154 hedge funds and large institutions have $16.1M invested in Stem in 2025 Q1 according to their latest regulatory filings, with 31 funds opening new positions, 38 increasing their positions, 43 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
154
Holders Change
+13
Holders Change %
+9.22%
% of All Funds
2.09%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
31
Increased
38
Reduced
43
Closed
15
Calls
$413K
Puts
$177K
Net Calls
+$236K
Net Calls Change
+$76K

Top Buyers

1
AQR Capital Management
AQR Capital Management
Connecticut
+$434K
2
Geode Capital Management
Geode Capital Management
Massachusetts
+$109K
3
Vanguard Group
Vanguard Group
Pennsylvania
+$75.6K
4
IC
IEQ Capital
California
+$46.6K
5
GS
GWN Securities
Florida
+$44.9K

Top Sellers

1
UBS Group
UBS Group
Switzerland
-$1.05M
2
PGCM
Prescott Group Capital Management
Oklahoma
-$469K
3
CCM
Collar Capital Management
Wisconsin
-$223K
4
Canada Pension Plan Investment Board
Canada Pension Plan Investment Board
Ontario, Canada
-$203K
5
Morgan Stanley
Morgan Stanley
New York
-$178K
Name Holding Trade Value Shares
Change 		Shares
Change %
BlackRock
1
BlackRock
New York
$3.89M -$117K -16,656 -3%
Vanguard Group
2
Vanguard Group
Pennsylvania
$3.02M +$75.6K +10,801 +3%
Geode Capital Management
3
Geode Capital Management
Massachusetts
$1.3M +$109K +15,494 +9%
State Street
4
State Street
Massachusetts
$1.07M -$17.1K -2,435 -2%
UBS Group
5
UBS Group
Switzerland
$562K -$1.05M -149,710 -65%
AQR Capital Management
6
AQR Capital Management
Connecticut
$519K +$434K +61,901 +506%
Northern Trust
7
Northern Trust
Illinois
$435K -$19K -2,710 -4%
Lido Advisors
8
Lido Advisors
California
$372K -$5.25K -750 -1%
HSBC Holdings
9
HSBC Holdings
United Kingdom
$307K +$16.4K +2,329 +6%
Susquehanna International Group
10
Susquehanna International Group
Pennsylvania
$305K -$76.1K -10,862 -20%
Citigroup
11
Citigroup
New York
$294K -$7.16K -1,022 -2%
Group One Trading
12
Group One Trading
Illinois
$239K -$33K -4,704 -12%
Cohen & Steers
13
Cohen & Steers
New York
$223K – – –
BNP Paribas Financial Markets
14
BNP Paribas Financial Markets
France
$213K -$66.4K -9,481 -24%
RPA
15
Rock Point Advisors
Vermont
$192K -$84.8K -12,099 -31%
Royal Bank of Canada
16
Royal Bank of Canada
Ontario, Canada
$179K -$2K -287 -1%
Morgan Stanley
17
Morgan Stanley
New York
$175K -$178K -25,341 -50%
Charles Schwab
18
Charles Schwab
California
$156K +$28K +4,000 +22%
Bank of New York Mellon
19
Bank of New York Mellon
New York
$153K -$210 -30 -0.1%
Deutsche Bank
20
Deutsche Bank
Germany
$148K -$69.5K -9,928 -32%
Goldman Sachs
21
Goldman Sachs
New York
$137K -$77K -10,986 -36%
HighTower Advisors
22
HighTower Advisors
Illinois
$115K -$1.82K -260 -2%
T. Rowe Price Associates
23
T. Rowe Price Associates
Maryland
$111K +$5.78K +818 +5%
Wells Fargo
24
Wells Fargo
California
$107K -$130K -18,591 -55%
Jane Street
25
Jane Street
New York
$106K +$42.9K +6,130 +68%
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