Optiver Holding
HIMZ

Optiver Holding’s Defiance Daily Target 2X Long HIMS ETF HIMZ Stock Holding History

Optiver Holding’s Portfolio HIMZ Stock Details HIMZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$584K Buy
+11,973
New +$404K ﹤0.01% 728
2026
Q1 		– Sell
-6,998
Closed -$567K – 2808
2025
Q4 		$567K Buy
6,998
+2,883
+70% +$482K ﹤0.01% 561
2025
Q3 		$1.3M Buy
4,115
+3,784
+1,143% +$1.1M ﹤0.01% 439
2025
Q2 		$99.6K Buy
+331
New +$132K ﹤0.01% 539

Other funds holding HIMZ

Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
SG
StoneX Group New York $2.48B AUM 33.54% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
JF
Jump Financial Chicago, Illinois $12.4B AUM 62.79% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return

Optiver Holding's HIMZ Position: Q2 2026 in Review

Optiver Holding opened a new position in Defiance Daily Target 2X Long HIMS ETF (HIMZ) in Q2 2026: 11,973 shares worth $584K. The stake represents ﹤0.01% of the portfolio and ranks #728 among its holdings. This is a return to the name: Optiver Holding previously reported a position in HIMZ as recently as Q4 2025.

Optiver Holding first reported a position in HIMZ in Q2 2025 and has held it in 4 quarters since. The position peaked at $1.3M in Q3 2025. 15 funds tracked by Wall St. Rank hold HIMZ as of Q2 2026.

  • Optiver Holding held 11,973 shares of Defiance Daily Target 2X Long HIMS ETF worth $584K as of Q2 2026.
  • Defiance Daily Target 2X Long HIMS ETF was a new Optiver Holding position in Q2 2026.
  • Defiance Daily Target 2X Long HIMS ETF made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #728 holding.
  • Optiver Holding first reported a position in Defiance Daily Target 2X Long HIMS ETF in Q2 2025 and has held it in 4 quarters since.
  • Optiver Holding's Defiance Daily Target 2X Long HIMS ETF position peaked at $1.3M in Q3 2025.
  • 15 funds tracked by Wall St. Rank held Defiance Daily Target 2X Long HIMS ETF as of Q2 2026.

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