Optiver Holding
SRTY icon

Optiver Holding’s ProShares UltraPro Short Russell2000 SRTY Stock Holding History

Optiver Holding’s Portfolio SRTY Stock Details SRTY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$442K Buy
20,654
+17,256
+508% +$471K ﹤0.01% 773
2026
Q1 		$135K Buy
+3,398
New +$125K ﹤0.01% 860
2025
Q3 		– Sell
-2,528
Closed -$173K – 2867
2025
Q2 		$173K Buy
+2,528
New +$225K ﹤0.01% 491

Other funds holding SRTY

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
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $2.43B AUM 44.44% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Squarepoint
Squarepoint New York $90.5B AUM 33.95% 1-Year Est. Return
GS
GTS Securities Miami, Florida $4.75B AUM 41.97% 1-Year Est. Return
HF
HRT Financial New York $54.8B AUM 81.03% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Optiver Holding's SRTY Position: Q2 2026 in Review

Optiver Holding increased its ProShares UltraPro Short Russell2000 (SRTY) stake by 508% in Q2 2026, buying an estimated $471K and bringing the position to 20,654 shares worth $442K. The position accounts for ﹤0.01% of the portfolio, ranked #773.

Optiver Holding first reported a position in SRTY in Q2 2025 and has held it in 3 quarters since. 17 funds tracked by Wall St. Rank hold SRTY as of Q2 2026.

  • Optiver Holding held 20,654 shares of ProShares UltraPro Short Russell2000 worth $442K as of Q2 2026.
  • Optiver Holding bought 17,256 ProShares UltraPro Short Russell2000 shares in Q2 2026, an estimated $471K.
  • ProShares UltraPro Short Russell2000 made up ﹤0.01% of Optiver Holding's portfolio in Q2 2026, its #773 holding.
  • Optiver Holding first reported a position in ProShares UltraPro Short Russell2000 in Q2 2025 and has held it in 3 quarters since.
  • 17 funds tracked by Wall St. Rank held ProShares UltraPro Short Russell2000 as of Q2 2026.

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