DATA I/O CORP (DAIO) Institutional Ownership Changes & 13F Activity

DATA I/O CORP (DAIO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCSell-29,994407,643$1,031,337
Q4 2025Renaissance Technologies LLCSell-39,197437,637$1,387,309
Q3 2025Renaissance Technologies LLCBuy491476,834$1,592,626
Q2 2025Renaissance Technologies LLCSell-3,272476,343$1,476,663
Q1 2025Renaissance Technologies LLCSell-24,028479,615$1,175,057
Q4 2024Renaissance Technologies LLCBuy3,654503,643$1,395,091
Q3 2024Renaissance Technologies LLCSell-17,554499,989$1,284,972
Q2 2024Renaissance Technologies LLCSell-10,055517,543$1,428,419
Q1 2024Renaissance Technologies LLCSell-15,045527,598$1,857
Q4 2023Renaissance Technologies LLCBuy11,188542,643$1,595
Q3 2023Renaissance Technologies LLCBuy6,912531,455$2,025
Q2 2023Renaissance Technologies LLCBuy500524,543$2,250
Q1 2023Renaissance Technologies LLCSell-20,600524,043$2,604
Q4 2022Renaissance Technologies LLCSell-10,800544,643$2,162
Q3 2022Renaissance Technologies LLCSell-27,900555,443$1,550
Q2 2022Renaissance Technologies LLCBuy1,815583,343$1,791
Q1 2022Renaissance Technologies LLCSell-64,715581,528$2,471
Q4 2021Renaissance Technologies LLCSell-53,300646,243$2,979
Q3 2021Renaissance Technologies LLCBuy36,900699,543$4,568
Q2 2021Renaissance Technologies LLCBuy10,600662,643$4,513
Q1 2021Renaissance Technologies LLCSell-49,400652,043$3,534
Q4 2020Renaissance Technologies LLCBuy27,372701,443$2,890
Q3 2020Renaissance Technologies LLCBuy14,808674,071$2,144
Q2 2020Renaissance Technologies LLCBuy27,394659,263$2,228
Q1 2020Renaissance Technologies LLCSell-33,239631,869$1,776
Q4 2019Renaissance Technologies LLCBuy6,194665,108$2,825
Q3 2019Renaissance Technologies LLCSell-13,128658,914$2,566
Q2 2019Renaissance Technologies LLCSell-13,846672,042$3,024
Q1 2019Renaissance Technologies LLCBuy19,300685,888$3,807
Q4 2018Renaissance Technologies LLCSell-62,287666,588$3,333

Frequently asked questions about DAIO activity

  • Which institutional owners are buying DAIO?

    Institutional owners buying DAIO include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in DAIO activity?

    "Buy" means an investor increased their reported position in DAIO compared to the prior reporting period. This reflects growing exposure to DATA I/O CORP (DAIO) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in DAIO increasing?

    Institutional interest in DAIO can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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