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Stem
STEM

81 hedge funds and large institutions have $10.1M invested in Stem in 2025 Q2 according to their latest regulatory filings, with 16 funds opening new positions, 14 increasing their positions, 42 reducing their positions, and 88 closing their positions.

New
Increased
Maintained
Reduced
Closed

100% more call options, than puts

Call options by funds: $6.11M | Put options by funds: $3.06M

0.76% less ownership

Funds ownership: 1.41% → 0.65% (-0.76%)

38% less capital invested

Capital invested by funds: $16.2M → $10.1M (-$6.12M)

47% less funds holding

Funds holding: 154 → 81 (-73)

67% less repeat investments, than reductions

Existing positions increased: 14 | Existing positions reduced: 42

82% less first-time investments, than exits

New positions opened: 16 | Existing positions closed: 88

Holders
81
Holders Change
-73
Holders Change %
-47.4%
% of All Funds
1.07%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
16
Increased
14
Reduced
42
Closed
88
Calls
$6.11M
Puts
$3.06M
Net Calls
+$3.06M
Net Calls Change
+$2.82M

Top Buyers

Rank Fund Capital Flow
1
Bank of America
Bank of America
North Carolina
+$905K
2
Millennium Management
Millennium Management
New York
+$701K
3
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$513K
4
Marshall Wace
Marshall Wace
United Kingdom
+$270K
5
Jane Street
Jane Street
New York
+$258K

Top Sellers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
-$3.38M
2
State Street
State Street
Massachusetts
-$1.07M
3
Geode Capital Management
Geode Capital Management
Massachusetts
-$901K
4
Vanguard Group
Vanguard Group
Pennsylvania
-$395K
5
Northern Trust
Northern Trust
Illinois
-$380K
Name Holding Trade Value Shares
Change 		Change in
Stake
MCC
101
Money Concepts Capital
Florida
– -$24.5K -3,500 Closed
Wealth Enhancement Advisory Services
102
Wealth Enhancement Advisory Services
Minnesota
– -$24.4K -3,481 Closed
New York State Common Retirement Fund
103
New York State Common Retirement Fund
New York
– -$20.8K -2,971 Closed
SG Americas Securities
104
SG Americas Securities
New York
– -$19K -2,739 Closed
AWM
105
Aries Wealth Management
Maine
– -$17.5K -2,500 Closed
SI
106
SCP Investment
California
– -$17.1K -2,434 Closed
AG
107
AlTi Global
New York
– -$17K -2,431 Closed
IWC
108
Integrated Wealth Concepts
Massachusetts
– -$16.2K -2,313 Closed
SM
109
Skaana Management
New York
– -$19.9K -2,225 Closed
PCA
110
Pallas Capital Advisors
Massachusetts
– -$14.7K -2,094 Closed
Mariner
111
Mariner
Kansas
– -$14.4K -2,058 Closed
State Board of Administration of Florida Retirement System
112
State Board of Administration of Florida Retirement System
Florida
– -$14.2K -2,033 Closed
EI
113
Ethic Inc
New York
– -$13.2K -1,951 Closed
EGM
114
Engineers Gate Manager
New York
– -$13.5K -1,932 Closed
KPWS
115
Kestra Private Wealth Services
Texas
– -$13.5K -1,925 Closed
3F
116
360 Financial
Minnesota
– -$12.2K -1,745 Closed
CWM
117
CIBC World Markets
New York
– -$11.8K -1,684 Closed
CIBC World Market
118
CIBC World Market
Ontario, Canada
– -$11.7K -1,675 Closed
N
119
Nuveen
North Carolina
– -$11.6K -1,662 Closed
ProShare Advisors
120
ProShare Advisors
Maryland
– -$11.5K -1,642 Closed
PFSRSONJ
121
Police & Firemen's Retirement System of New Jersey
New Jersey
– -$11.2K -1,606 Closed
CAPTRUST Financial Advisors
122
CAPTRUST Financial Advisors
North Carolina
– -$10.6K -1,515 Closed
HWM
123
HB Wealth Management
Georgia
– -$10.3K -1,473 Closed
OL
124
Optas LLC
Texas
– -$9.95K -1,421 Closed
HA
125
Huntleigh Advisors
Missouri
– -$9.91K -1,415 Closed
3 4
5
6 7

STEM Hedge Fund Activity: Q2 2025 in Review

81 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Stem (STEM) for Q2 2025, worth a combined $10.1M — down 38% from $16.2M a quarter earlier.

Sellers outnumbered buyers: 88 funds closed out of STEM and 16 opened new positions — a net loss of 72 holders — while 42 trimmed existing stakes and 14 added.

The largest buyer was Bank of America, adding an estimated $905K. The largest seller was BlackRock, cutting an estimated $3.38M.

  • 81 institutional investors held Stem (STEM) as of Q2 2025, down from 154 in Q1 2025.
  • Funds reported $10.1M of Stem stock for Q2 2025, down 38% quarter-over-quarter.
  • 16 funds opened new Stem positions in Q2 2025 and 88 closed out, a net change of -72 holders.
  • The largest Stem buyer in Q2 2025 was Bank of America, an estimated $905K added.
  • The largest Stem seller in Q2 2025 was BlackRock, an estimated $3.38M sold.

Based on aggregated 13F filings for Q2 2025.