Simplex Trading
OKLL

Simplex Trading’s Defiance Daily Target 2x Long OKLO ETF OKLL Stock Holding History

Simplex Trading’s Portfolio OKLL Stock Details OKLL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$13.3K Buy
+543
New +$22.4K ﹤0.01% 7454
2026
Q1 		– Sell
-4,317
Closed -$362K – 10468
2025
Q4 		$362K Buy
+4,317
New +$1.18M ﹤0.01% 3626

Other funds holding OKLL

SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
JF
Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Mercer Global Advisors
Mercer Global Advisors Denver, Colorado $80.9B AUM 26.08% 1-Year Est. Return

Simplex Trading's OKLL Position: Q2 2026 in Review

Simplex Trading opened a new position in Defiance Daily Target 2x Long OKLO ETF (OKLL) in Q2 2026: 543 shares worth $13.3K. The stake represents ﹤0.01% of the portfolio and ranks #7454 among its holdings. This is a return to the name: Simplex Trading previously reported a position in OKLL as recently as Q4 2025.

Simplex Trading first reported a position in OKLL in Q4 2025 and has held it in 2 quarters since. The position peaked at $362K in Q4 2025. 15 funds tracked by Wall St. Rank hold OKLL as of Q2 2026.

  • Simplex Trading held 543 shares of Defiance Daily Target 2x Long OKLO ETF worth $13.3K as of Q2 2026.
  • Defiance Daily Target 2x Long OKLO ETF was a new Simplex Trading position in Q2 2026.
  • Defiance Daily Target 2x Long OKLO ETF made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #7454 holding.
  • Simplex Trading first reported a position in Defiance Daily Target 2x Long OKLO ETF in Q4 2025 and has held it in 2 quarters since.
  • Simplex Trading's Defiance Daily Target 2x Long OKLO ETF position peaked at $362K in Q4 2025.
  • 15 funds tracked by Wall St. Rank held Defiance Daily Target 2x Long OKLO ETF as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.