Optiver Holding
SMCZ

Optiver Holding’s Defiance Daily Target 2X Short SMCI ETF SMCZ Stock Holding History

Optiver Holding’s Portfolio SMCZ Stock Details SMCZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.44M Buy
79,875
+65,827
+469% +$2.47M ﹤0.01% 599
2026
Q1 		$1.29M Buy
14,048
+10,669
+316% +$930K ﹤0.01% 534
2025
Q4 		$393K Buy
3,379
+2,576
+321% +$202K ﹤0.01% 614
2025
Q3 		$51.3K Sell
803
-2,251
-74% -$165K ﹤0.01% 775
2025
Q2 		$244K Buy
+3,054
New +$590K ﹤0.01% 450

Other funds holding SMCZ

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
DS
DRW Securities Chicago, Illinois $4.11B AUM 21.98% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return

Optiver Holding's SMCZ Position: Q2 2026 in Review

Optiver Holding increased its Defiance Daily Target 2X Short SMCI ETF (SMCZ) stake by 469% in Q2 2026, buying an estimated $2.47M and bringing the position to 79,875 shares worth $1.44M. The position accounts for ﹤0.01% of the portfolio, ranked #599.

Optiver Holding first reported a position in SMCZ in Q2 2025 and has held it in 5 quarters since. 10 funds tracked by Wall St. Rank hold SMCZ as of Q2 2026.

  • Optiver Holding held 79,875 shares of Defiance Daily Target 2X Short SMCI ETF worth $1.44M as of Q2 2026.
  • Optiver Holding bought 65,827 Defiance Daily Target 2X Short SMCI ETF shares in Q2 2026, an estimated $2.47M.
  • Defiance Daily Target 2X Short SMCI ETF made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #599 holding.
  • Optiver Holding first reported a position in Defiance Daily Target 2X Short SMCI ETF in Q2 2025 and has held it in 5 quarters since.
  • 10 funds tracked by Wall St. Rank held Defiance Daily Target 2X Short SMCI ETF as of Q2 2026.

Based on Optiver Holding's 13F filing for Q2 2026, filed 12 Aug 2026.