Security key
237690102
- Type / Class
- Equity / Common Stock
- Shares outstanding
- 9,391,352
- Total 13F shares
- 3,214,683
- Share change
- +149,293
- Total reported value
- $9,925,095
- Price per share
- $3.10
- Number of holders
- 26
- Value change
- +$472,848
- Number of buys
- 13
- Number of sells
- 9
Report period
Q2 2025
Institutions
26
Top holders
10
DAIO full security history
Newer quarter: Q3 2025
Previous quarter: Q1 2025
DATA I/O CORP SEC filings
DATA I/O CORP company facts
Broader feeds
Reporting periods
Holder history for CUSIP 237690102
Recent filing periods:
Top shareholders of DAIO - DATA I/O CORP - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Philotimo Fund, LP |
13D/G
|
Kanen David |
9.1%
|
839,421
|
$1,939,063 | $0 | 22 May 2025 | |
| Douglas Wells Brown |
3/4/5
|
Director |
1.1%
|
101,759
|
$252,362 | — | 15 May 2025 | |
| Sally A. Washlow |
3/4/5
|
Director |
0.77%
|
72,651
|
$180,174 | — | 15 May 2025 | |
| Edward J. Smith |
3/4/5
|
Director |
0.67%
|
63,115
|
$156,525 | — | 15 May 2025 | |
| Garrett Riley Larson |
3/4/5
|
Director |
0.33%
|
30,572
|
$75,818 | — | 15 May 2025 | |
| Kanen Wealth Management LLC |
13F
|
Company |
8.9%
|
839,421
|
$2,056,582 | — | 31 Mar 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
5.1%
|
479,615
|
$1,175,057 | — | 31 Mar 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
3.8%
|
358,458
|
$878,222 | — | 31 Mar 2025 | |
| Kovack Advisors, Inc. |
13F
|
Company |
3%
|
282,006
|
$690,915 | — | 31 Mar 2025 | |
| Penbrook Management LLC |
13F
|
Company |
2.9%
|
269,450
|
$660,153 | — | 31 Mar 2025 | |
| DIMENSIONAL FUND ADVISORS LP |
13F
|
Company |
2.7%
|
257,352
|
$630,512 | — | 31 Mar 2025 | |
| ACADIAN ASSET MANAGEMENT LLC |
13F
|
Company |
1.6%
|
146,540
|
$358,000 | — | 31 Mar 2025 | |
| Bank of New York Mellon Corp |
13F
|
Company |
1.2%
|
116,751
|
$286,040 | — | 31 Mar 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1%
|
97,734
|
$239,510 | — | 31 Mar 2025 | |
| ESSEX INVESTMENT MANAGEMENT CO LLC |
13F
|
Company |
0.47%
|
43,691
|
$107,043 | — | 31 Mar 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.44%
|
41,221
|
$100,991 | — | 31 Mar 2025 | |
| BARD ASSOCIATES INC |
13F
|
Company |
0.24%
|
22,188
|
$54,361 | — | 31 Mar 2025 | |
| BlackRock, Inc. |
13F
|
Company |
0.18%
|
17,015
|
$41,687 | — | 31 Mar 2025 | |
| STATE STREET CORP |
13F
|
Company |
0.17%
|
16,170
|
$39,617 | — | 31 Mar 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.17%
|
16,024
|
$39,259 | — | 31 Mar 2025 | |
| SALEM INVESTMENT COUNSELORS INC |
13F
|
Company |
0.17%
|
15,796
|
$38,701 | — | 31 Mar 2025 | |
| JAMES INVESTMENT RESEARCH, INC. |
13F
|
Company |
0.16%
|
15,402
|
$37,735 | — | 31 Mar 2025 | |
| NewEdge Advisors, LLC |
13F
|
Company |
0.16%
|
15,402
|
$37,735 | — | 31 Mar 2025 | |
| Legato Capital Management LLC |
13F
|
Company |
0.11%
|
10,676
|
$26,156 | — | 31 Mar 2025 | |
| SIMPLEX TRADING, LLC |
13F
|
Company |
0.02%
|
2,194
|
$5,000 | — | 31 Mar 2025 | |
| Tower Research Capital LLC (TRC) |
13F
|
Company |
0.02%
|
1,607
|
$3,937 | — | 31 Mar 2025 | |
| CALDWELL SUTTER CAPITAL, INC. |
13F
|
Company |
0.01%
|
588
|
$1,441 | — | 31 Mar 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0%
|
70
|
$172 | — | 31 Mar 2025 | |
| JPMORGAN CHASE & CO |
13F
|
Company |
0%
|
17
|
$42 | — | 31 Mar 2025 | |
| HUNTINGTON NATIONAL BANK |
13F
|
Company |
0%
|
1
|
$2 | — | 31 Mar 2025 | |
| SBI Securities Co., Ltd. |
13F
|
Company |
0%
|
1
|
$2 | — | 31 Mar 2025 | |
| Anthony Ambrose |
3/4/5
|
President, Director |
—
class O/S missing
|
471,048
|
$1,351,908 | — | 01 Jun 2024 | |
| Joel S. Hatlen |
3/4/5
|
Vice President CFO COO |
—
class O/S missing
|
178,119
|
$774,818 | — | 01 Jun 2023 | |
| Rajeev Gulati |
3/4/5
|
Vice President CTO |
—
class O/S missing
|
167,897
|
$481,864 | — | 01 Jun 2024 | |
| Michael R. Tidwell |
3/4/5
|
VP Mktg & Corp Bus Dev |
—
class O/S missing
|
147,774
|
$424,111 | — | 01 Jun 2024 | |
| Mark J. Gallenberger |
3/4/5
|
Director |
—
class O/S missing
|
69,509
|
$302,364 | — | 20 May 2021 | |
| Gerald Yat Ng |
3/4/5
|
Vice President CFO |
—
class O/S missing
|
88,191
|
$246,053 | — | 03 Jul 2024 | |
| Cheemin Bo-Linn |
3/4/5
|
Director |
—
class O/S missing
|
15,401
|
$66,994 | — | 19 May 2022 |
Institutional Holders of DATA I/O CORP - Common Stock (DAIO) as of Q2 2025
As of 30 Jun 2025,
DATA I/O CORP - Common Stock (DAIO) was held by
26 institutional
shareholders
that filed Form 13F with the SEC.
Together, they reported ownership of
3,214,683 shares.
The largest 10 holders included
Kanen Wealth Management LLC, RENAISSANCE TECHNOLOGIES LLC, VANGUARD GROUP INC, Penbrook Management LLC, DIMENSIONAL FUND ADVISORS LP, Kovack Advisors, Inc., ACADIAN ASSET MANAGEMENT LLC, Bank of New York Mellon Corp, GEODE CAPITAL MANAGEMENT, LLC, and ESSEX INVESTMENT MANAGEMENT CO LLC.
This page lists
26
institutional shareholders reporting positions in this security
for the Q2 2025 filing period.
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
Compare Q2 2025 vs Q1 2025 Across Filers
Q1 2025 holders
26
Q2 2025 holders
26
Holder diff
0
| Investor | Q1 2025 Shares | Q2 2025 Shares | Share Diff | Share Chg % | Q1 2025 Value $ | Q2 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.
An asterisk sign (*) next to the price indicates that the price is likely invalid.