Sono-Tek
SOTK
23 hedge funds and large institutions have $4.81M invested in Sono-Tek in 2025 Q3 according to their latest regulatory filings, with 1 funds opening new positions, 6 increasing their positions, 6 reducing their positions, and 2 closing their positions.
11% more capital invested
Capital invested by funds: $4.32M → $4.81M (+$490K)
0% more repeat investments, than reductions
Existing positions increased: 6 | Existing positions reduced: 6
0.41% less ownership
Funds ownership: 7.28% → 6.87% (-0.41%)
4% less funds holding
Funds holding: 24 → 23 (-1)
50% less first-time investments, than exits
New positions opened: 1 | Existing positions closed: 2
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
+$27.9K |
| 2 |
Dimensional Fund Advisors
Austin,
Texas
|
+$15.6K |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
+$12.3K |
| 4 |
Geode Capital Management
Boston,
Massachusetts
|
+$6.02K |
| 5 |
BlackRock
New York
|
+$1.77K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
WC
Wynnefield Capital
New York
|
-$191K |
| 2 |
UBS Group
Zurich,
Switzerland
|
-$94.9K |
| 3 |
BMC
Benin Management Corp
Wilton,
Connecticut
|
-$12.7K |
| 4 |
Northern Trust
Chicago,
Illinois
|
-$4.95K |
| 5 |
Raymond James Financial
St Petersburg,
Florida
|
-$1.13K |
SOTK Hedge Fund Activity: Q3 2025 in Review
23 of the 7,641 institutional investors tracked by Wall St. Rank reported a position in Sono-Tek (SOTK) for Q3 2025, worth a combined $4.81M — up 11% from $4.32M a quarter earlier.
Sellers outnumbered buyers: 2 funds closed out of SOTK and 1 opened new positions — a net loss of 1 holder — while 6 trimmed existing stakes and 6 added.
The largest buyer was Renaissance Technologies, adding an estimated $27.9K. The largest seller was Wynnefield Capital, exiting entirely with an estimated $191K sold.
- 23 institutional investors held Sono-Tek (SOTK) as of Q3 2025, down from 24 in Q2 2025.
- Funds reported $4.81M of Sono-Tek stock for Q3 2025, up 11% quarter-over-quarter.
- 1 fund opened new Sono-Tek positions in Q3 2025 and 2 closed out, a net change of -1 holder.
- The largest Sono-Tek buyer in Q3 2025 was Renaissance Technologies, an estimated $27.9K added.
- The largest Sono-Tek seller in Q3 2025 was Wynnefield Capital, an estimated $191K sold.
Based on aggregated 13F filings for Q3 2025.