What does CUSIP 237690102 represent in this 13F holders report?

CUSIP 237690102 is the security identifier for DAIO - DATA I/O CORP - Common Stock used to aggregate holder disclosures.

How many institutions held DAIO - DATA I/O CORP - Common Stock in Q2 2018?

41 institutional investors reported DAIO - DATA I/O CORP - Common Stock for Q2 2018. Use the holders table for investor-level position and value details.

DATA I/O CORP - Common Stock (DAIO)

CUSIP: 237690102

Q2 2018 13F Holders as of 30 Jun 2018

Type / Class: Equity / Common Stock
Shares outstanding: 9,391,352
Total 13F shares: 3,537,543
Share change: -80,182
Total reported value: $22,454,000
Price per share: $6.35
Number of holders: 41
Value change: -$761,974
Number of buys: 20
Number of sells: 21

Quarterly Holders Quick Answers

What is CUSIP 237690102?
CUSIP 237690102 identifies DAIO - DATA I/O CORP - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q3 2018
Previous quarter: Q1 2018

Recent filing periods for CUSIP 237690102:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

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 by the holder's primary source 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
RENAISSANCE TECHNOLOGIES LLC	13F	Company	7.1%	663,900	$4,939,000	—	31 Mar 2018	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	4.1%	381,047	$2,835,000	—	31 Mar 2018	13F
VANGUARD GROUP INC	13F	Company	4%	371,447	$2,764,000	—	31 Mar 2018	13F
Penbrook Management LLC	13F	Company	3.4%	322,780	$2,401,000	—	31 Mar 2018	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	3.1%	287,464	$2,139,000	—	31 Mar 2018	13F
Alambic Investment Management, L.P.	13F	Company	2.2%	203,608	$1,515,000	—	31 Mar 2018	13F
THB ASSET MANAGEMENT	13F	Company	1.8%	171,651	$1,277,000	—	31 Mar 2018	13F
OXFORD ASSET MANAGEMENT LLP	13F	Company	1.5%	137,782	$1,025,000	—	31 Mar 2018	13F
PERRITT CAPITAL MANAGEMENT INC	13F	Company	1.3%	120,000	$898,000	—	31 Mar 2018	13F
Ativo Capital Management LLC	13F	Company	1.2%	115,034	$856,000	—	31 Mar 2018	13F
Spark Investment Management LLC	13F	Company	1.1%	105,100	$781,000	—	31 Mar 2018	13F
Janney Montgomery Scott LLC	13F	Company	0.77%	72,125	$537,000	—	31 Mar 2018	13F
BRADLEY FOSTER & SARGENT INC/CT	13F	Company	0.72%	67,743	$504,000	—	31 Mar 2018	13F
Cable Hill Partners, LLC	13F	Company	0.64%	60,000	$443,000	—	31 Mar 2018	13F
PDT Partners, LLC	13F	Company	0.58%	54,600	$406,000	—	31 Mar 2018	13F
BlackRock Finance, Inc.	13F	Company	0.44%	40,948	$305,000	—	31 Mar 2018	13F
Man Group plc	13F	Company	0.41%	38,100	$283,000	—	31 Mar 2018	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.37%	35,105	$260,000	—	31 Mar 2018	13F
MORGAN STANLEY	13F	Company	0.37%	34,794	$259,000	—	31 Mar 2018	13F
Cannell & Co.	13F	Company	0.34%	32,000	$238,000	—	31 Mar 2018	13F
HANCOCK WHITNEY CORP	13F	Company	0.34%	31,570	$235,000	—	31 Mar 2018	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.33%	30,977	$230,000	—	31 Mar 2018	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.32%	30,018	$223,000	—	31 Mar 2018	13F
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM	13F	Company	0.29%	27,600	$205,000	—	31 Mar 2018	13F
NORTHERN TRUST CORP	13F	Company	0.28%	26,285	$195,000	—	31 Mar 2018	13F
Russell Investments Group, Ltd.	13F	Company	0.23%	21,973	$163,000	—	31 Mar 2018	13F
A.R.T. Advisors, LLC	13F	Company	0.23%	21,970	$163,000	—	31 Mar 2018	13F
PRELUDE CAPITAL MANAGEMENT, LLC	13F	Company	0.19%	17,935	$133,000	—	31 Mar 2018	13F
BANK OF MONTREAL /CAN/	13F	Company	0.16%	14,838	$110,000	—	31 Mar 2018	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.14%	13,600	$101,000	—	31 Mar 2018	13F
O'SHAUGHNESSY ASSET MANAGEMENT, LLC	13F	Company	0.14%	13,275	$99,000	—	31 Mar 2018	13F
VICTORY CAPITAL MANAGEMENT INC	13F	Company	0.13%	12,311	$92,000	—	31 Mar 2018	13F
PANAGORA ASSET MANAGEMENT INC	13F	Company	0.13%	11,889	$88,000	—	31 Mar 2018	13F
JAMES INVESTMENT RESEARCH, INC.	13F	Company	0.11%	10,475	$78,000	—	31 Mar 2018	13F
WHITE PINE CAPITAL LLC	13F	Company	0.11%	10,000	$74,000	—	31 Mar 2018	13F
Tower Research Capital LLC (TRC)	13F	Company	0.03%	2,419	$18,000	—	31 Mar 2018	13F
Brandywine Global Investment Management, LLC	13F	Company	0.03%	2,366	$18,000	—	31 Mar 2018	13F
SALEM INVESTMENT COUNSELORS INC	13F	Company	0.01%	1,000	$7,000	—	31 Mar 2018	13F
Advisory Services Network, LLC	13F	Company	0.01%	600	$4,000	—	31 Mar 2018	13F
ROYAL BANK OF CANADA	13F	Company	0.01%	600	$4,000	—	31 Mar 2018	13F
ROYCE & ASSOCIATES LP	13F	Company	0.01%	496	$4,000	—	31 Mar 2018	13F
BANK OF AMERICA CORP /DE/	13F	Company	0%	300	$2,000	—	31 Mar 2018	13F

Institutional Holders of DATA I/O CORP - Common Stock (DAIO) as of Q2 2018

As of 30 Jun 2018, DATA I/O CORP - Common Stock (DAIO) was held by 41 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 3,537,543 shares. The largest 10 holders included RENAISSANCE TECHNOLOGIES LLC, DIMENSIONAL FUND ADVISORS LP, VANGUARD GROUP INC, Penbrook Management LLC, ACADIAN ASSET MANAGEMENT LLC, Alambic Investment Management, L.P., THOMSON HORSTMANN & BRYANT INC, OxFORD Asset Management LLP, PERRITT CAPITAL MANAGEMENT INC, and Spark Investment Management LLC. This page lists 41 institutional shareholders reporting positions in this security for the Q2 2018 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2018 vs Q1 2018 Across Filers

Q1 2018 holders

Q2 2018 holders

Holder diff

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Investor	Q1 2018 Shares	Q2 2018 Shares	Share Diff	Share Chg %	Q1 2018 Value $	Q2 2018 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.