Neuronetics
STIM
99 hedge funds and large institutions have $57.8M invested in Neuronetics in 2025 Q3 according to their latest regulatory filings, with 20 funds opening new positions, 38 increasing their positions, 21 reducing their positions, and 11 closing their positions.
513% more call options, than puts
Call options by funds: $4.34M | Put options by funds: $708K
82% more first-time investments, than exits
New positions opened: 20 | Existing positions closed: 11
81% more repeat investments, than reductions
Existing positions increased: 38 | Existing positions reduced: 21
10% more funds holding
Funds holding: 90 → 99 (+9)
4.55% more ownership
Funds ownership: 27.49% → 32.04% (+4.6%)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
8% less capital invested
Capital invested by funds: $63.1M → $57.8M (-$5.31M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
+$6.56M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$3.13M |
| 3 |
WC
Wexford Capital
West Palm Beach,
Florida
|
+$1.9M |
| 4 |
HighTower Advisors
Chicago,
Illinois
|
+$1.48M |
| 5 |
Balyasny Asset Management
Chicago,
Illinois
|
+$1.11M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MHP
Manatuck Hill Partners
Westport,
Connecticut
|
-$3.21M |
| 2 |
Millennium Management
New York
|
-$1.76M |
| 3 |
AIC
AWM Investment Company
New York
|
-$858K |
| 4 |
Goldman Sachs
New York
|
-$785K |
| 5 |
IC
Ikarian Capital
Dallas,
Texas
|
-$689K |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
CP
101
CenterBook Partners
Greenwich,
Connecticut
| – | -$372K | -106,650 | Closed |
|
|
BCA
102
Bay Colony Advisors
Concord,
Massachusetts
| – | -$303K | -86,919 | Closed |
|
|
NL
103
NKCFO LLC
Geneva,
Illinois
| – | -$262K | -75,000 | Closed |
|
|
GC
104
GatePass Capital
Independence,
Ohio
| – | -$165K | -47,172 | Closed |
|
|
EGM
105
Engineers Gate Manager
New York
| – | -$127K | -36,526 | Closed |
|
106
Qube Research & Technologies (QRT)
London,
United Kingdom
| – | -$87K | -24,914 | Closed |
|
107
Assenagon Asset Management
Senningerberg,
Luxembourg
| – | -$48K | -13,761 | Closed |
|
108
VOYA Investment Management
Atlanta,
Georgia
| – | -$37.2K | -10,673 | Closed |
|
|
AP
109
Atwood & Palmer
Kansas City,
Missouri
| – | -$349 | -100 | Closed |
|
110
Carson Wealth (CWM LLC)
Omaha,
Nebraska
| – | +$153 | +43 | +80% |
|
STIM Hedge Fund Activity: Q3 2025 in Review
99 of the 7,625 institutional investors tracked by Wall St. Rank reported a position in Neuronetics (STIM) for Q3 2025, worth a combined $57.8M — down 8.4% from $63.1M a quarter earlier.
Buyers outnumbered sellers: 20 funds opened new STIM positions and 11 closed out — a net gain of 9 holders — while 38 added to existing stakes and 21 trimmed.
The largest buyer was UBS Group, adding an estimated $6.56M. The largest seller was Manatuck Hill Partners, exiting entirely with an estimated $3.21M sold.
- 99 institutional investors held Neuronetics (STIM) as of Q3 2025, up from 90 in Q2 2025.
- Funds reported $57.8M of Neuronetics stock for Q3 2025, down 8.4% quarter-over-quarter.
- 20 funds opened new Neuronetics positions in Q3 2025 and 11 closed out, a net change of +9 holders.
- The largest Neuronetics buyer in Q3 2025 was UBS Group, an estimated $6.56M added.
- The largest Neuronetics seller in Q3 2025 was Manatuck Hill Partners, an estimated $3.21M sold.
Based on aggregated 13F filings for Q3 2025.