Data I/O
DAIO
26 hedge funds and large institutions have $10.7M invested in Data I/O in 2025 Q3 according to their latest regulatory filings, with 2 funds opening new positions, 5 increasing their positions, 7 reducing their positions, and 2 closing their positions.
1% more capital invested
Capital invested by funds: $10.6M → $10.7M (+$85.4K)
0% more funds holding
Funds holding: 26 → 26 (0)
0% more first-time investments, than exits
New positions opened: 2 | Existing positions closed: 2
3.71% less ownership
Funds ownership: 37.71% → 33.99% (-3.7%)
29% less repeat investments, than reductions
Existing positions increased: 5 | Existing positions reduced: 7
100% less call options, than puts
Call options by funds: $1K | Put options by funds: $266K
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SPIA
Steward Partners Investment Advisory
New York
|
+$45.3K |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
+$13K |
| 3 |
UBS Group
Zurich,
Switzerland
|
+$8.79K |
| 4 |
Northern Trust
Chicago,
Illinois
|
+$2.68K |
| 5 |
Renaissance Technologies
New York
|
+$1.59K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PM
Penbrook Management
New York
|
-$862K |
| 2 |
BA
Bard Associates
Chicago,
Illinois
|
-$66.7K |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
-$29.1K |
| 4 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$23.6K |
| 5 |
KA
Kovack Advisors
Ft. Lauderdale,
Florida
|
-$20.1K |
DAIO Hedge Fund Activity: Q3 2025 in Review
26 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in Data I/O (DAIO) for Q3 2025, worth a combined $10.7M — up 0.81% from $10.6M a quarter earlier.
Fund positioning in DAIO was balanced in Q3 2025: 2 funds opened new positions, 2 closed out, 5 added to existing stakes and 7 trimmed.
The largest buyer was Steward Partners Investment Advisory, adding an estimated $45.3K. The largest seller was Penbrook Management, cutting an estimated $862K.
- 26 institutional investors held Data I/O (DAIO) as of Q3 2025, unchanged from Q2 2025.
- Funds reported $10.7M of Data I/O stock for Q3 2025, up 0.81% quarter-over-quarter.
- 2 funds opened new Data I/O positions in Q3 2025 and 2 closed out, a net change of 0 holders.
- The largest Data I/O buyer in Q3 2025 was Steward Partners Investment Advisory, an estimated $45.3K added.
- The largest Data I/O seller in Q3 2025 was Penbrook Management, an estimated $862K sold.
Based on aggregated 13F filings for Q3 2025.