JY
DAIO icon

Jeff Yass’s Data I/O DAIO Stock Holding History

Jeff Yass’s Portfolio DAIO Stock Details DAIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2022
Q1 		– Sell
-11,500
Closed -$53K – 13129
2021
Q4 		$53K Sell
11,500
-20,800
-64% -$111K ﹤0.01% 12511
2021
Q3 		$210K Buy
+32,300
New +$197K ﹤0.01% 11384

Other funds holding DAIO

KWM
Kanen Wealth Management Coconut Creek, Florida $413M AUM 109.83% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
PM
Penbrook Management New York $157M AUM 46.57% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
KA
Kovack Advisors Ft. Lauderdale, Florida $2.08B AUM 38.95% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
EIM
Essex Investment Management Boston, Massachusetts $763M AUM 108.51% 1-Year Est. Return

Jeff Yass's DAIO Position: Q2 2026 in Review

Jeff Yass increased its Data I/O (DAIO) stake by 81% in Q2 2026, buying an estimated $68.1K and bringing the position to 48,548 shares worth $191K. The position accounts for ﹤0.01% of the portfolio, ranked #12003.

Jeff Yass first reported a position in DAIO in Q1 2022 and has held it in 16 quarters since. 35 funds tracked by Wall St. Rank hold DAIO as of Q2 2026.

  • Jeff Yass held 48,548 shares of Data I/O worth $191K as of Q2 2026.
  • Jeff Yass bought 21,711 Data I/O shares in Q2 2026, an estimated $68.1K.
  • Data I/O made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #12003 holding.
  • Jeff Yass first reported a position in Data I/O in Q1 2022 and has held it in 16 quarters since.
  • 35 funds tracked by Wall St. Rank held Data I/O as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.