Ken Griffin’s Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock STRK Stock Holding History

Ken Griffin’s Portfolio STRK Stock Details STRK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$393K	Buy	+5,558	New	+$445K	﹤0.01%	9853
2025 Q2	–	Sell	-9,935	Closed	-$835K	–	15697
2025 Q1	$835K	Buy	+9,935	New	+$888K	﹤0.01%	7357

Other funds holding STRK

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

ParaFi Capital New York $462M AUM 12.81% 1-Year Est. Return

VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

Kovack Advisors Ft. Lauderdale, Florida $2.08B AUM 38.95% 1-Year Est. Return

Calamos Advisors Naperville, Illinois $30.1B AUM 30.03% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Ken Griffin's STRK Position: Q1 2026 in Review

Ken Griffin opened a new position in Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock (STRK) in Q1 2026: 5,558 shares worth $393K. The stake represents ﹤0.01% of the portfolio and ranks #9853 among its holdings. This is a return to the name: Ken Griffin previously reported a position in STRK as recently as Q1 2025.

Ken Griffin first reported a position in STRK in Q1 2025 and has held it in 2 quarters since. The position peaked at $835K in Q1 2025. 92 funds tracked by Wall St. Rank hold STRK as of Q1 2026.

Ken Griffin held 5,558 shares of Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock worth $393K as of Q1 2026.
Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock was a new Ken Griffin position in Q1 2026.
Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #9853 holding.
Ken Griffin first reported a position in Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock in Q1 2025 and has held it in 2 quarters since.
Ken Griffin's Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock position peaked at $835K in Q1 2025.
92 funds tracked by Wall St. Rank held Strategy Inc 8.00% Series A Perpetual Strike Preferred Stock as of Q1 2026.

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