Renaissance Technologies (RenTech)'s DAIO Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 392,443 shares of Data I/O Corporation (DAIO) worth $1.55 M, representing 0.00% of the portfolio. First purchased in 2013-Q2, this long-term strategic position has been held for 53 quarters.
Based on 13F filings since 2013, Renaissance Technologies (RenTech) has maintained a long-term strategic position in DAIO, representing a significant commitment to this investment thesis. Largest addition occurred in Q2 2017, adding 169,500 shares. Largest reduction occurred in Q1 2022, reducing 64,715 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Data I/O Corporation (DAIO) Holding Value Over Time
Track share changes against reported price movement
Quarterly Data I/O Corporation (DAIO) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2026 | -15,200 | Reduce 3.73% | 392,443 | $3.94 |
| Q1 2026 | -29,994 | Reduce 6.85% | 407,643 | $2.53 |
| Q4 2025 | -39,197 | Reduce 8.22% | 437,637 | $3.17 |
| Q3 2025 | +491 | Add 0.10% | 476,834 | $3.34 |
| Q2 2025 | -3,272 | Reduce 0.68% | 476,343 | $3.10 |
| Q1 2025 | -24,028 | Reduce 4.77% | 479,615 | $2.45 |
| Q4 2024 | +3,654 | Add 0.73% | 503,643 | $2.77 |
| Q3 2024 | -17,554 | Reduce 3.39% | 499,989 | $2.57 |
| Q2 2024 | -10,055 | Reduce 1.91% | 517,543 | $2.76 |
| Q1 2024 | -15,045 | Reduce 2.77% | 527,598 | $3.52 |
| Q4 2023 | +11,188 | Add 2.11% | 542,643 | $2.94 |
| Q3 2023 | +6,912 | Add 1.32% | 531,455 | $3.81 |
| Q2 2023 | +500 | Add 0.10% | 524,543 | $0.00 |
| Q1 2023 | -20,600 | Reduce 3.78% | 524,043 | $0.00 |
| Q4 2022 | -10,800 | Reduce 1.94% | 544,643 | $0.00 |
| Q3 2022 | -27,900 | Reduce 4.78% | 555,443 | $2.79 |
| Q2 2022 | +1,815 | Add 0.31% | 583,343 | $3.07 |
| Q1 2022 | -64,715 | Reduce 10.01% | 581,528 | $4.25 |
| Q4 2021 | -53,300 | Reduce 7.62% | 646,243 | $4.61 |
| Q3 2021 | +36,900 | Add 5.57% | 699,543 | $6.53 |
| Q2 2021 | +10,600 | Add 1.63% | 662,643 | $6.81 |
| Q1 2021 | -49,400 | Reduce 7.04% | 652,043 | $5.42 |
| Q4 2020 | +27,372 | Add 4.06% | 701,443 | $4.12 |
| Q3 2020 | +14,808 | Add 2.25% | 674,071 | $3.18 |
| Q2 2020 | +27,394 | Add 4.34% | 659,263 | $3.38 |
| Q1 2020 | -33,239 | Reduce 5.00% | 631,869 | $2.81 |
| Q4 2019 | +6,194 | Add 0.94% | 665,108 | $4.25 |
| Q3 2019 | -13,128 | Reduce 1.95% | 658,914 | $3.89 |
| Q2 2019 | -13,846 | Reduce 2.02% | 672,042 | $4.50 |
| Q1 2019 | +19,300 | Add 2.90% | 685,888 | $5.55 |
| Q4 2018 | -62,287 | Reduce 8.55% | 666,588 | $5.00 |
| Q3 2018 | +59,275 | Add 8.85% | 728,875 | $5.23 |
| Q2 2018 | +5,700 | Add 0.86% | 669,600 | $6.35 |
| Q1 2018 | +5,500 | Add 0.84% | 663,900 | $7.44 |
| Q4 2017 | +33,200 | Add 5.31% | 658,400 | $12.04 |
| Q3 2017 | -8,600 | Reduce 1.36% | 625,200 | $9.96 |
| Q2 2017 | +169,500 | Add 36.51% | 633,800 | $7.95 |
| Q1 2017 | +102,700 | Add 28.40% | 464,300 | $4.99 |
| Q4 2016 | +32,600 | Add 9.91% | 361,600 | $4.18 |
| Q3 2016 | +21,800 | Add 7.10% | 329,000 | $3.52 |
| Q2 2016 | +5,300 | Add 1.76% | 307,200 | $2.35 |
| Q1 2016 | +3,700 | Add 1.24% | 301,900 | $2.62 |
| Q4 2015 | +3,200 | Add 1.08% | 298,200 | $2.52 |
| Q3 2015 | +3,000 | Add 1.03% | 295,000 | $2.33 |
| Q2 2015 | +7,300 | Add 2.56% | 292,000 | $3.42 |
| Q1 2015 | +12,100 | Add 4.44% | 284,700 | $3.70 |
| Q4 2014 | +9,900 | Add 3.77% | 272,600 | $3.38 |
| Q3 2014 | +7,700 | Add 3.02% | 262,700 | $3.29 |
| Q2 2014 | +9,900 | Add 4.04% | 255,000 | $3.01 |
| Q1 2014 | +7,500 | Add 3.16% | 245,100 | $2.40 |
| Q4 2013 | +5,600 | Add 2.41% | 237,600 | $2.57 |
| Q3 2013 | +4,800 | Add 2.11% | 232,000 | $3.05 |
| Q2 2013 | +227,200 | Add 0.00% | 227,200 | $2.24 |
Renaissance Technologies (RenTech)'s Data I/O Corporation Investment FAQs
Renaissance Technologies (RenTech) first purchased Data I/O Corporation (DAIO) in Q2 2013, acquiring 227,200 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held Data I/O Corporation (DAIO) for 53 quarters since Q2 2013.
Renaissance Technologies (RenTech)'s largest addition to Data I/O Corporation (DAIO) was in Q2 2013, adding 227,200 shares worth $509,000.
According to the latest 13F filing for Q2 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 392,443 shares of Data I/O Corporation (DAIO), valued at approximately $1.55 M.
As of the Q2 2026 filing, Data I/O Corporation (DAIO) represents approximately 0.00% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Data I/O Corporation (DAIO) was 728,875 shares, as reported at the end of Q3 2018.