Neuronetics
STIM
90 hedge funds and large institutions have $63.1M invested in Neuronetics in 2025 Q2 according to their latest regulatory filings, with 23 funds opening new positions, 27 increasing their positions, 21 reducing their positions, and 35 closing their positions.
29% more repeat investments, than reductions
Existing positions increased: 27 | Existing positions reduced: 21
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
0% less capital invested
Capital invested by funds: $63.2M → $63.1M (-$69.8K)
12% less funds holding
Funds holding: 102 → 90 (-12)
17.33% less ownership
Funds ownership: 44.82% → 27.49% (-17%)
19% less call options, than puts
Call options by funds: $282K | Put options by funds: $350K
34% less first-time investments, than exits
New positions opened: 23 | Existing positions closed: 35
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$7.2M |
| 2 |
Morgan Stanley
New York
|
+$2.27M |
| 3 |
Geode Capital Management
Boston,
Massachusetts
|
+$2.2M |
| 4 |
Vanguard Group
Malvern,
Pennsylvania
|
+$1.72M |
| 5 |
State Street
Boston,
Massachusetts
|
+$1.22M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$2.62M |
| 2 |
GCM
Ghisallo Capital Management
Boston,
Massachusetts
|
-$1.47M |
| 3 |
CSS
Cubist Systematic Strategies
Stamford,
Connecticut
|
-$1.05M |
| 4 |
Walleye Capital
New York
|
-$892K |
| 5 |
CP
CenterBook Partners
Greenwich,
Connecticut
|
-$866K |
STIM Hedge Fund Activity: Q2 2025 in Review
90 of the 7,613 institutional investors tracked by Wall St. Rank reported a position in Neuronetics (STIM) for Q2 2025, worth a combined $63.1M — down 0.11% from $63.2M a quarter earlier.
Sellers outnumbered buyers: 35 funds closed out of STIM and 23 opened new positions — a net loss of 12 holders — while 21 trimmed existing stakes and 27 added.
The largest buyer was BlackRock, adding an estimated $7.2M. The largest seller was Susquehanna International Group, cutting an estimated $2.62M.
- 90 institutional investors held Neuronetics (STIM) as of Q2 2025, down from 102 in Q1 2025.
- Funds reported $63.1M of Neuronetics stock for Q2 2025, down 0.11% quarter-over-quarter.
- 23 funds opened new Neuronetics positions in Q2 2025 and 35 closed out, a net change of -12 holders.
- The largest Neuronetics buyer in Q2 2025 was BlackRock, an estimated $7.2M added.
- The largest Neuronetics seller in Q2 2025 was Susquehanna International Group, an estimated $2.62M sold.
Based on aggregated 13F filings for Q2 2025.