DAIO
Data I/O (DAIO)
NASDAQ
$3.41+$0.06 (+1.95%)
Price as of Jul 14, 2026 5:59 PM EDT
  • $34.3M
    Market Cap
  • 7.05%
    1-Year Change
  • Electronic Components
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
KANEN WEALTH MANAGEMENT LLC
8.94%
839,421
0 (0.00%)
Mar 31, 2026
RENAISSANCE TECHNOLOGIES LLC
4.34%
407,643
-29,994 (-7.36%)
Mar 31, 2026
PENBROOK MANAGEMENT LLC
3.80%
356,850
0 (0.00%)
Mar 31, 2026
VANGUARD GROUP INC
3.73%
350,374
-8,084 (-2.31%)
Dec 31, 2025
N/A
3.19%
299,397
+299,397 (+100.00%)
Mar 31, 2026
KOVACK ADVISORS, INC.
2.85%
267,981
-925 (-0.35%)
Mar 31, 2026
DIMENSIONAL FUND ADVISORS LP
1.50%
140,679
-39,570 (-28.13%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions57.7M (78.11%)
  • Mutual Funds12.9M (17.49%)
  • Insiders3.2M (4.40%)
  • Other0 (0.00%)

Insider Transactions

  • 4.40% (3.2M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
SMITH EDWARD J
Award
Jul 08, 2026
$57,804.30
16,260
$3.56
79,375
Larson Garrett Riley
Award
Jul 08, 2026
$57,804.30
16,260
$3.56
46,832
WASZAK STEVEN M
Award
Jul 08, 2026
$57,804.30
16,260
$3.56
24,210
Washlow Sally A.
Award
Jul 08, 2026
$57,804.30
16,260
$3.56
88,911
DiBona Charles Joseph
Vice President & CFO
Award
Sep 01, 2025
$315,430.00
100,000
$3.15
100,000
SMITH EDWARD J
Buy
May 07, 2025
$12,300.00
5,000
$2.46
42,815
Wentworth William O.
President
Buy
May 06, 2025
$24,998.27
10,332
$2.42
45,417
Wentworth William O.
President
Award
May 02, 2025
$24,980.60
10,585
$2.36
35,085
Wentworth William O.
President
Buy
May 01, 2025
$24,980.60
10,585
$2.36
35,085
Larson Garrett Riley
Award
Jan 23, 2025
$15,341.52
5,272
$2.91
5,272