Tamarly Intelligence

Who Holds Data I/o Corp (DAIO)? 35 Institutional Holders, Q2 2026

Managers with more than $100 million in US equities report their holdings on Form 13F within 45 days of each quarter end. Quarter ended 30 Jun 2026: 35 holders, $12 million in total.

Largest holders

The 35 largest by value. Change in shares against Q1 2026.

ManagerSharesValueChange
Kanen Wealth Management LLC839,421$3 million+0%13F
RENAISSANCE TECHNOLOGIES LLC392,443$2 million-4%13F
Penbrook Management LLC355,850$1 million0%13F
VANGUARD CAPITAL MANAGEMENT LLC323,672$1 million+8%13F
Kovack Advisors, Inc.285,481$1 million+7%13F
DIMENSIONAL FUND ADVISORS LP140,679$554,276+0%13F
GEODE CAPITAL MANAGEMENT, LLC115,057$453,420+32%13F
CITADEL ADVISORS LLC86,869$342,264New13F
ESSEX INVESTMENT MANAGEMENT CO LLC74,558$293,7590%13F
VANGUARD FIDUCIARY TRUST CO58,643$231,053+28%13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP48,548$191,279+81%13F
Steward Partners Investment Advisory, LLC43,472$171,280+0%13F
THOMPSON DAVIS & CO., INC.23,533$92,720New13F
NewEdge Advisors, LLC22,402$88,264+0%13F
JAMES INVESTMENT RESEARCH, INC.22,402$88,264+0%13F
NORTHERN TRUST CORP21,827$85,998+62%13F
LPL Financial LLC21,000$82,740-7%13F
JANE STREET GROUP, LLC17,727$69,844New13F
Legato Capital Management LLC17,550$69,147+0%13F
BlackRock, Inc.17,015$67,039+0%13F
STATE STREET CORP16,170$63,710+0%13F
XTX Topco Ltd15,284$60,219New13F
CITIGROUP INC7,176$28,273New13F
GROUP ONE TRADING LLC6,450$25,413+6350%13F
Vanguard Global Advisers, LLC5,124$20,189+0%13F
SIMPLEX TRADING, LLC4,279$16,859+55%13F
UBS Group AG4,222$16,635+349%13F
Point Nemo Capital, LLC500$1,970New13F
Tower Research Capital LLC (TRC)314$1,237-81%13F
ACADIAN ASSET MANAGEMENT LLC108,582$427-13%13F
BARCLAYS PLC50$197New13F
HRT FINANCIAL LP11,288$44New13F
Caitong International Asset Management Co., Ltd4$16New13F
SBI Securities Co., Ltd.1$4+0%13F
HUNTINGTON NATIONAL BANK1$4+0%13F

Questions and answers

How many institutions hold Data I/o Corp?
35 managers reported Data I/o Corp on Form 13F for the quarter ended 30 June 2026, against 29 the quarter before.
Who is the largest institutional holder of Data I/o Corp?
Kanen Wealth Management LLC, with 839,421 shares worth $3 million on its 13F for Q2 2026.
How many institutions bought or sold out of Data I/o Corp in Q2 2026?
9 managers reported a new position and 3 reported none after holding it the quarter before.
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Source: SEC EDGAR, Form 13F (public domain). Counts and values as filed. Cite this page: Tamarly Intelligence, "Who holds Data I/o Corp, Q2 2026", https://app.tamarly.ai/holders/data-i-o, built from SEC EDGAR.

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