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William Mack & Associates’s ProShares UltraPro Dow 30 UDOW Stock Holding History

William Mack & Associates’s Portfolio UDOW Stock Details UDOW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-3,476
Closed -$201K – 88
2025
Q4 		$201K Buy
+3,476
New +$195K 0.09% 91

Other funds holding UDOW

Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
SFA
Spectrum Financial Alliance Nicholasville, Kentucky $679M AUM 83.74% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $371B AUM 64.6% 1-Year Est. Return
TRCT
Tower Research Capital (TRC) New York $4.08B AUM 58.77% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 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
GSEP
Golden State Equity Partners South Coast Metro, California $37.1M AUM 20.75% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return

William Mack & Associates's UDOW Position: Q1 2026 in Review

William Mack & Associates sold out of ProShares UltraPro Dow 30 (UDOW) in Q1 2026, closing a stake of 3,476 shares — an estimated $201K sold.

William Mack & Associates first reported a position in UDOW in Q4 2025 and held it in 1 quarter. The position peaked at $201K in Q4 2025. 58 funds tracked by Wall St. Rank hold UDOW as of Q1 2026.

  • William Mack & Associates reported no remaining ProShares UltraPro Dow 30 position as of Q1 2026 after selling out during the quarter.
  • William Mack & Associates sold 3,476 ProShares UltraPro Dow 30 shares in Q1 2026, an estimated $201K.
  • William Mack & Associates first reported a position in ProShares UltraPro Dow 30 in Q4 2025 and held it in 1 quarter.
  • William Mack & Associates's ProShares UltraPro Dow 30 position peaked at $201K in Q4 2025.
  • 58 funds tracked by Wall St. Rank held ProShares UltraPro Dow 30 as of Q1 2026.

Based on William Mack & Associates's 13F filing for Q1 2026, filed 14 Apr 2026.