How many shares of DAIO does RENAISSANCE TECHNOLOGIES LLC own?

As of 2026-Q2, RENAISSANCE TECHNOLOGIES LLC holds 392,443 shares of DAIO (DATA I O CORP).

What is RENAISSANCE TECHNOLOGIES LLC's DAIO position worth?

As of 2026-Q2, RENAISSANCE TECHNOLOGIES LLC's DAIO position is worth $1.5M.

Is RENAISSANCE TECHNOLOGIES LLC buying or selling DAIO?

In 2026-Q2, RENAISSANCE TECHNOLOGIES LLC decreased their DAIO position (-3.7% change in shares).

When did RENAISSANCE TECHNOLOGIES LLC first buy DAIO?

Based on available 13F filings, RENAISSANCE TECHNOLOGIES LLC first reported a position in DAIO in 2019-Q3. They have held the position across 28 quarters.

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RENAISSANCE TECHNOLOGIES LLC

DAIO
28 quarters

Position history for RENAISSANCE TECHNOLOGIES LLC's holdings in DATA I O CORP

Current Value

$1.5M

Current Shares

392,443

Total Value Change

-$1M

Total Shares Change

-266,471

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	392,443	-3.7%	$1.5M	0.0%	$3.94	0
2026-Q1	Decreased	407,643	-6.8%	$1M	0.0%	$2.53	0
2025-Q4	Decreased	437,637	-8.2%	$1.4M	0.0%	$3.17	0
2025-Q3	Increased	476,834	+0.1%	$1.6M	0.0%	$3.34	26
2025-Q2	Decreased	476,343	-0.7%	$1.5M	0.0%	$3.10	0
2025-Q1	Decreased	479,615	-4.8%	$1.2M	0.0%	$2.45	0
2024-Q4	Increased	503,643	+0.7%	$1.4M	0.0%	$2.77	26
2024-Q3	Decreased	499,989	-3.4%	$1.3M	0.0%	$2.57	0
2024-Q2	Decreased	517,543	-1.9%	$1.4M	0.0%	$2.76	0
2024-Q1	Decreased	527,598	-2.8%	$1.9M	0.0%	$3.52	0
2023-Q4	Increased	542,643	+2.1%	$1.6M	0.0%	$2.94	26
2023-Q3	Increased	531,455	+1.3%	$2M	0.0%	$3.81	26
2023-Q2	Increased	524,543	+0.1%	$2.3M	0.0%	$4.29	26
2023-Q1	Decreased	524,043	-3.8%	$2.6M	0.0%	$4.97	0
2022-Q4	Decreased	544,643	-1.9%	$2.2M	0.0%	$3.97	0
2022-Q3	Decreased	555,443	-4.8%	$1.6M	0.0%	$2.79	0
2022-Q2	Increased	583,343	+0.3%	$1.8M	0.0%	$3.07	26
2022-Q1	Decreased	581,528	-10.0%	$2.5M	0.0%	$4.25	0
2021-Q4	Decreased	646,243	-7.6%	$3M	0.0%	$4.61	0
2021-Q3	Increased	699,543	+5.6%	$4.6M	0.0%	$6.53	28
2021-Q2	Increased	662,643	+1.6%	$4.5M	0.0%	$6.81	27
2021-Q1	Decreased	652,043	-7.0%	$3.5M	0.0%	$5.42	0
2020-Q4	Increased	701,443	+4.1%	$2.9M	0.0%	$4.12	27
2020-Q3	Increased	674,071	+2.3%	$2.1M	0.0%	$3.18	27
2020-Q2	Increased	659,263	+4.3%	$2.2M	0.0%	$3.38	27
2020-Q1	Decreased	631,869	-5.0%	$1.8M	0.0%	$2.81	0
2019-Q4	Increased	665,108	+0.9%	$2.8M	0.0%	$4.25	26
2019-Q3	First report	658,914	-	$2.6M	0.0%	$3.90	0

Other major holders of DAIO: Select Equity Group, L.P., DIMENSIONAL FUND ADVISORS LP

DAIO28 quarters

DAIO
28 quarters