Optiver Holding’s Defiance Daily Target 2X Short TSM ETF STSM Stock Holding History

Optiver Holding’s Portfolio STSM Stock Details STSM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$34.2K	Buy	+1,140	New	+$53.8K	﹤0.01%	1287
2026 Q1	–	Sell	-4,262	Closed	-$427K	–	2853
2025 Q4	$427K	Buy	+4,262	New	+$471K	﹤0.01%	601

Other funds holding STSM

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Optiver Holding's STSM Position: Q2 2026 in Review

Optiver Holding opened a new position in Defiance Daily Target 2X Short TSM ETF (STSM) in Q2 2026: 1,140 shares worth $34.2K. The stake represents ﹤0.01% of the portfolio and ranks #1287 among its holdings. This is a return to the name: Optiver Holding previously reported a position in STSM as recently as Q4 2025.

Optiver Holding first reported a position in STSM in Q4 2025 and has held it in 2 quarters since. The position peaked at $427K in Q4 2025. 2 funds tracked by Wall St. Rank hold STSM as of Q2 2026.

Optiver Holding held 1,140 shares of Defiance Daily Target 2X Short TSM ETF worth $34.2K as of Q2 2026.
Defiance Daily Target 2X Short TSM ETF was a new Optiver Holding position in Q2 2026.
Defiance Daily Target 2X Short TSM ETF made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #1287 holding.
Optiver Holding first reported a position in Defiance Daily Target 2X Short TSM ETF in Q4 2025 and has held it in 2 quarters since.
Optiver Holding's Defiance Daily Target 2X Short TSM ETF position peaked at $427K in Q4 2025.
2 funds tracked by Wall St. Rank held Defiance Daily Target 2X Short TSM ETF as of Q2 2026.

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