Ken Griffin
SSK

Ken Griffin’s REX-Osprey SOL + Staking ETF SSK Stock Holding History

Ken Griffin’s Portfolio SSK Stock Details SSK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-43,649
Closed -$636K – 14745
2025
Q4 		$832K Sell
43,649
-487,142
-92% -$12M ﹤0.01% 7831
2025
Q3 		$17M Buy
+530,791
New +$16.1M ﹤0.01% 2543

Other funds holding SSK

CS
Clear Street New York $24.6B AUM 56.25% 1-Year Est. Return
CAPTRUST Financial Advisors
CAPTRUST Financial Advisors Raleigh, North Carolina $57.3B AUM 18.32% 1-Year Est. Return
EWA
Exit Wealth Advisors Atlanta, Georgia $220M AUM 37.51% 1-Year Est. Return
IMC Chicago
IMC Chicago Chicago, Illinois $419B AUM 72.04% 1-Year Est. Return
TIA
Traphagen Investment Advisors Oradell, New Jersey $1.4B AUM 19.32% 1-Year Est. Return
OWA
Opal Wealth Advisors Jericho, New York $463M AUM 20.47% 1-Year Est. Return
Simplex Trading
Simplex Trading Chicago, Illinois $171B AUM 85% 1-Year Est. Return
PNC Financial Services Group
PNC Financial Services Group Pittsburgh, Pennsylvania $202B AUM 37.79% 1-Year Est. Return
S
SignatureFD Atlanta, Georgia $7.49B AUM 24.82% 1-Year Est. Return
NSIM
North Star Investment Management Chicago, Illinois $1.84B AUM 28.81% 1-Year Est. Return

Ken Griffin's SSK Position: Q1 2026 in Review

Ken Griffin sold out of REX-Osprey SOL + Staking ETF (SSK) in Q1 2026, closing a stake of 43,649 shares — an estimated $636K sold.

Ken Griffin first reported a position in SSK in Q3 2025 and held it in 2 quarters. The position peaked at $17M in Q3 2025. 18 funds tracked by Wall St. Rank hold SSK as of Q1 2026.

  • Ken Griffin reported no remaining REX-Osprey SOL + Staking ETF position as of Q1 2026 after selling out during the quarter.
  • Ken Griffin sold 43,649 REX-Osprey SOL + Staking ETF shares in Q1 2026, an estimated $636K.
  • Ken Griffin first reported a position in REX-Osprey SOL + Staking ETF in Q3 2025 and held it in 2 quarters.
  • Ken Griffin's REX-Osprey SOL + Staking ETF position peaked at $17M in Q3 2025.
  • 18 funds tracked by Wall St. Rank held REX-Osprey SOL + Staking ETF as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.