Jane Street
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Jane Street’s Defiance Quantum ETF QTUM Stock Holding History

Jane Street’s Portfolio QTUM Stock Details QTUM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.05M Sell
24,500
-700
-3% -$101K ﹤0.01% 4017
2026
Q1 		$2.7M Sell
25,200
-31,400
-55% -$3.59M ﹤0.01% 4531
2025
Q4 		$6.21M Buy
56,600
+17,100
+43% +$1.88M ﹤0.01% 2923
2025
Q3 		$4.14M Buy
+39,500
New +$3.78M ﹤0.01% 3699

Other funds holding QTUM

LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $672B AUM 33.48% 1-Year Est. Return
PWM
Parkway Wealth Management Plano, Texas $866M AUM
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return
Northwestern Mutual Wealth Management
Northwestern Mutual Wealth Management Milwaukee, Wisconsin $187B AUM 21.7% 1-Year Est. Return
AssetMark Inc
AssetMark Inc Concord, California $58.2B AUM 22.78% 1-Year Est. Return
Daiwa Securities Group
Daiwa Securities Group Tokyo, Japan $51.1B AUM 35.55% 1-Year Est. Return
Cetera Investment Advisers
Cetera Investment Advisers Schaumburg, Illinois $110B AUM 26.29% 1-Year Est. Return

Jane Street's QTUM Position: Q2 2026 in Review

Jane Street increased its Defiance Quantum ETF (QTUM) stake by 622% in Q2 2026, buying an estimated $16.2M and bringing the position to 131,106 shares worth $21.7M. The position accounts for ﹤0.01% of the portfolio, ranked #2085.

Jane Street first reported a position in QTUM in Q3 2018 and has held it in 23 quarters since. 562 funds tracked by Wall St. Rank hold QTUM as of Q2 2026.

  • Jane Street held 131,106 shares of Defiance Quantum ETF worth $21.7M as of Q2 2026.
  • Jane Street bought 112,937 Defiance Quantum ETF shares in Q2 2026, an estimated $16.2M.
  • Defiance Quantum ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #2085 holding.
  • Jane Street first reported a position in Defiance Quantum ETF in Q3 2018 and has held it in 23 quarters since.
  • 562 funds tracked by Wall St. Rank held Defiance Quantum ETF as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.