Millennium Management
MSTX

Millennium Management’s Defiance Daily Target 2x Long MSTR ETF MSTX Stock Holding History

Millennium Management’s Portfolio MSTX Stock Details MSTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-8,000
Closed -$308K – 6506
2025
Q4 		$308K Buy
+8,000
New +$869K ﹤0.01% 5251

Other funds holding MSTX

SG
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Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
FTUS
Flow Traders U.S. New York $3.16B AUM 19.52% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
HF
HRT Financial New York $40.1B AUM 58.22% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return
Mariner
Mariner Overland Park, Kansas $85.7B AUM 24.21% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return
GFG
Genesis Financial Group Paramus, New Jersey $158M AUM

Millennium Management's MSTX Position: Q1 2026 in Review

Millennium Management sold out of Defiance Daily Target 2x Long MSTR ETF (MSTX) in Q1 2026, closing a stake of 8,000 shares — an estimated $308K sold.

Millennium Management first reported a position in MSTX in Q4 2025 and held it in 1 quarter. The position peaked at $308K in Q4 2025. 25 funds tracked by Wall St. Rank hold MSTX as of Q1 2026.

  • Millennium Management reported no remaining Defiance Daily Target 2x Long MSTR ETF position as of Q1 2026 after selling out during the quarter.
  • Millennium Management sold 8,000 Defiance Daily Target 2x Long MSTR ETF shares in Q1 2026, an estimated $308K.
  • Millennium Management first reported a position in Defiance Daily Target 2x Long MSTR ETF in Q4 2025 and held it in 1 quarter.
  • Millennium Management's Defiance Daily Target 2x Long MSTR ETF position peaked at $308K in Q4 2025.
  • 25 funds tracked by Wall St. Rank held Defiance Daily Target 2x Long MSTR ETF as of Q1 2026.

Based on Millennium Management's 13F filing for Q1 2026, filed 15 May 2026.