Jeff Yass’s Defiance Quantum ETF QTUM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$15.2M Buy
91,673
+57,895
+171% +$8.32M ﹤0.01% 2781
2026
Q1
$3.62M Buy
33,778
+30,475
+923% +$3.49M ﹤0.01% 4867
2025
Q4
$362K Sell
3,303
-21,290
-87% -$2.35M ﹤0.01% 9507
2025
Q3
$2.58M Sell
24,593
-44,101
-64% -$4.23M ﹤0.01% 5262
2025
Q2
$6.31M Buy
68,694
+7,125
+12% +$576K ﹤0.01% 3566
2025
Q1
$4.59M Sell
61,569
-29,712
-33% -$2.4M ﹤0.01% 3808
2024
Q4
$7.41M Buy
+91,281
New +$6.3M ﹤0.01% 3034
2023
Q3
Sell
-6,169
Closed -$312K 12793
2023
Q2
$312K Buy
+6,169
New +$288K ﹤0.01% 9350

Other funds holding QTUM

Jeff Yass's QTUM Position: Q2 2026 in Review

Jeff Yass increased its Defiance Quantum ETF (QTUM) stake by 171% in Q2 2026, buying an estimated $8.32M and bringing the position to 91,673 shares worth $15.2M. The position accounts for ﹤0.01% of the portfolio, ranked #2781.

Jeff Yass first reported a position in QTUM in Q2 2023 and has held it in 8 quarters since. 558 funds tracked by Wall St. Rank hold QTUM as of Q2 2026.

  • Jeff Yass held 91,673 shares of Defiance Quantum ETF worth $15.2M as of Q2 2026.
  • Jeff Yass bought 57,895 Defiance Quantum ETF shares in Q2 2026, an estimated $8.32M.
  • Defiance Quantum ETF made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #2781 holding.
  • Jeff Yass first reported a position in Defiance Quantum ETF in Q2 2023 and has held it in 8 quarters since.
  • 558 funds tracked by Wall St. Rank held Defiance Quantum ETF as of Q2 2026.

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