DATA I O CORP

Ticker: DAIO CUSIP: 237690102 Class: Stock

RENAISSANCE TECHNOLOGIES LLC's Holding History (CIK: 0001037389)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 437,637 Value ($000) $1,387 Avg Close $3.00 Range $2.49 - $3.42

Q3 2025

Shares 476,834 Value ($000) $1,593 Avg Close $3.24 Range $2.63 - $3.57

Q2 2025

Shares 476,343 Value ($000) $1,477 Avg Close $2.52 Range $1.88 - $3.12

Q1 2025

Shares 479,615 Value ($000) $1,175 Avg Close $2.79 Range $2.31 - $3.14

Q4 2024

Shares 503,643 Value ($000) $1,395 Avg Close $2.62 Range $2.40 - $2.97

Q3 2024

Shares 499,989 Value ($000) $1,285 Avg Close $2.57 Range $2.29 - $2.88

Q2 2024

Shares 517,543 Value ($000) $1,428 Avg Close $3.10 Range $2.64 - $3.99

Q1 2024

Shares 527,598 Value ($000) $2 Avg Close $3.28 Range $2.83 - $3.73

Q4 2023

Shares 542,643 Value ($000) $2 Avg Close $3.22 Range $2.87 - $3.98

Q3 2023

Shares 531,455 Value ($000) $2 Avg Close $4.05 Range $3.60 - $4.80

Q2 2023

Shares 524,543 Value ($000) $2 Avg Close $4.43 Range $3.78 - $4.99

Q1 2023

Shares 524,043 Value ($000) $3 Avg Close $4.38 Range $3.70 - $4.97

Q4 2022

Shares 544,643 Value ($000) $2 Avg Close $3.61 Range $2.61 - $4.44

Q3 2022

Shares 555,443 Value ($000) $1,550 Avg Close $3.21 Range $2.76 - $3.85

Q2 2022

Shares 583,343 Value ($000) $1,791 Avg Close $3.31 Range $2.95 - $4.34

Q1 2022

Shares 581,528 Value ($000) $2,471 Avg Close $4.67 Range $4.19 - $5.12

Q4 2021

Shares 646,243 Value ($000) $2,979 Avg Close $5.35 Range $4.19 - $6.87

Q3 2021

Shares 699,543 Value ($000) $4,568 Avg Close $6.09 Range $4.80 - $7.52

Q2 2021

Shares 662,643 Value ($000) $4,513 Avg Close $5.94 Range $5.15 - $7.24

Q1 2021

Shares 652,043 Value ($000) $3,534 Avg Close $5.33 Range $4.03 - $6.10

Q4 2020

Shares 701,443 Value ($000) $2,890 Avg Close $3.85 Range $2.99 - $4.85

Q3 2020

Shares 674,071 Value ($000) $2,144 Avg Close $3.52 Range $2.86 - $4.06

Q2 2020

Shares 659,263 Value ($000) $2,228 Avg Close $3.13 Range $2.69 - $3.93

Q1 2020

Shares 631,869 Value ($000) $1,776 Avg Close $3.66 Range $2.34 - $4.48

Q4 2019

Shares 665,108 Value ($000) $2,825 Avg Close $4.01 Range $3.23 - $4.52

Q3 2019

Shares 658,914 Value ($000) $2,566 Avg Close $4.04 Range $3.60 - $4.63

Q2 2019

Shares 672,042 Value ($000) $3,024 Avg Close $4.78 Range $4.12 - $5.78

Q1 2019

Shares 685,888 Value ($000) $3,807 Avg Close $5.88 Range $5.00 - $6.88

Q4 2018

Shares 666,588 Value ($000) $3,333 Avg Close $4.94 Range $4.27 - $5.65

Q3 2018

Shares 728,875 Value ($000) $3,812 Avg Close $5.62 Range $4.88 - $6.75

Q2 2018

Shares 669,600 Value ($000) $4,252 Avg Close $7.06 Range $6.04 - $7.97

Q1 2018

Shares 663,900 Value ($000) $4,939 Avg Close $9.95 Range $6.75 - $12.52

Q4 2017

Shares 658,400 Value ($000) $7,927 Avg Close $11.84 Range $8.53 - $16.49

Q3 2017

Shares 625,200 Value ($000) $6,227 Avg Close $8.55 Range $7.03 - $10.19

Q2 2017

Shares 633,800 Value ($000) $5,039 Avg Close $6.67 Range $4.56 - $9.37

Q1 2017

Shares 464,300 Value ($000) $2,317 Avg Close $4.63 Range $4.01 - $5.30

Q4 2016

Shares 361,600 Value ($000) $1,511 Avg Close $3.97 Range $3.39 - $4.40

Q3 2016

Shares 329,000 Value ($000) $1,158 Avg Close $3.26 Range $2.39 - $3.95

Q2 2016

Shares 307,200 Value ($000) $722 Avg Close $2.42 Range $2.07 - $2.70

Q1 2016

Shares 301,900 Value ($000) $791 Avg Close $2.28 Range $2.03 - $2.80

Q4 2015

Shares 298,200 Value ($000) $751 Avg Close $2.73 Range $2.34 - $3.20

Q3 2015

Shares 295,000 Value ($000) $687 Avg Close $2.85 Range $2.26 - $3.62

Q2 2015

Shares 292,000 Value ($000) $999 Avg Close $3.39 Range $2.85 - $3.80

Q1 2015

Shares 284,700 Value ($000) $1,053 Avg Close $3.30 Range $3.01 - $3.75

Q4 2014

Shares 272,600 Value ($000) $921 Avg Close $3.33 Range $2.92 - $3.83

Q3 2014

Shares 262,700 Value ($000) $864 Avg Close $3.08 Range $2.67 - $3.63

Q2 2014

Shares 255,000 Value ($000) $768 Avg Close $2.68 Range $2.18 - $3.15

Q1 2014

Shares 245,100 Value ($000) $588 Avg Close $2.77 Range $2.16 - $3.48

Q4 2013

Shares 237,600 Value ($000) $611 Avg Close $2.80 Range $2.27 - $3.25

Q3 2013

Shares 232,000 Value ($000) $708 Avg Close $2.40 Range $2.02 - $3.24

Q2 2013

Shares 227,200 Value ($000) $509 Avg Close $1.82 Range $1.41 - $2.25

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	437,637	$1,387	$3.00	$2.49 - $3.42
Q3 2025	476,834	$1,593	$3.24	$2.63 - $3.57
Q2 2025	476,343	$1,477	$2.52	$1.88 - $3.12
Q1 2025	479,615	$1,175	$2.79	$2.31 - $3.14
Q4 2024	503,643	$1,395	$2.62	$2.40 - $2.97
Q3 2024	499,989	$1,285	$2.57	$2.29 - $2.88
Q2 2024	517,543	$1,428	$3.10	$2.64 - $3.99
Q1 2024	527,598	$2	$3.28	$2.83 - $3.73
Q4 2023	542,643	$2	$3.22	$2.87 - $3.98
Q3 2023	531,455	$2	$4.05	$3.60 - $4.80
Q2 2023	524,543	$2	$4.43	$3.78 - $4.99
Q1 2023	524,043	$3	$4.38	$3.70 - $4.97
Q4 2022	544,643	$2	$3.61	$2.61 - $4.44
Q3 2022	555,443	$1,550	$3.21	$2.76 - $3.85
Q2 2022	583,343	$1,791	$3.31	$2.95 - $4.34
Q1 2022	581,528	$2,471	$4.67	$4.19 - $5.12
Q4 2021	646,243	$2,979	$5.35	$4.19 - $6.87
Q3 2021	699,543	$4,568	$6.09	$4.80 - $7.52
Q2 2021	662,643	$4,513	$5.94	$5.15 - $7.24
Q1 2021	652,043	$3,534	$5.33	$4.03 - $6.10
Q4 2020	701,443	$2,890	$3.85	$2.99 - $4.85
Q3 2020	674,071	$2,144	$3.52	$2.86 - $4.06
Q2 2020	659,263	$2,228	$3.13	$2.69 - $3.93
Q1 2020	631,869	$1,776	$3.66	$2.34 - $4.48
Q4 2019	665,108	$2,825	$4.01	$3.23 - $4.52
Q3 2019	658,914	$2,566	$4.04	$3.60 - $4.63
Q2 2019	672,042	$3,024	$4.78	$4.12 - $5.78
Q1 2019	685,888	$3,807	$5.88	$5.00 - $6.88
Q4 2018	666,588	$3,333	$4.94	$4.27 - $5.65
Q3 2018	728,875	$3,812	$5.62	$4.88 - $6.75
Q2 2018	669,600	$4,252	$7.06	$6.04 - $7.97
Q1 2018	663,900	$4,939	$9.95	$6.75 - $12.52
Q4 2017	658,400	$7,927	$11.84	$8.53 - $16.49
Q3 2017	625,200	$6,227	$8.55	$7.03 - $10.19
Q2 2017	633,800	$5,039	$6.67	$4.56 - $9.37
Q1 2017	464,300	$2,317	$4.63	$4.01 - $5.30
Q4 2016	361,600	$1,511	$3.97	$3.39 - $4.40
Q3 2016	329,000	$1,158	$3.26	$2.39 - $3.95
Q2 2016	307,200	$722	$2.42	$2.07 - $2.70
Q1 2016	301,900	$791	$2.28	$2.03 - $2.80
Q4 2015	298,200	$751	$2.73	$2.34 - $3.20
Q3 2015	295,000	$687	$2.85	$2.26 - $3.62
Q2 2015	292,000	$999	$3.39	$2.85 - $3.80
Q1 2015	284,700	$1,053	$3.30	$3.01 - $3.75
Q4 2014	272,600	$921	$3.33	$2.92 - $3.83
Q3 2014	262,700	$864	$3.08	$2.67 - $3.63
Q2 2014	255,000	$768	$2.68	$2.18 - $3.15
Q1 2014	245,100	$588	$2.77	$2.16 - $3.48
Q4 2013	237,600	$611	$2.80	$2.27 - $3.25
Q3 2013	232,000	$708	$2.40	$2.02 - $3.24
Q2 2013	227,200	$509	$1.82	$1.41 - $2.25