JO
APM

John Overdeck’s Aptorum Group APM Stock Holding History

John Overdeck’s Portfolio APM Stock Details APM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-17,411
Closed -$18.5K – 4567
2025
Q4 		$18.5K Buy
+17,411
New +$25.6K ﹤0.01% 4004

Other funds holding APM

Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $7.72B AUM 32.88% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

John Overdeck's APM Position: Q1 2026 in Review

John Overdeck sold out of Aptorum Group (APM) in Q1 2026, closing a stake of 17,411 shares — an estimated $18.5K sold.

John Overdeck first reported a position in APM in Q4 2025 and held it in 1 quarter. The position peaked at $18.5K in Q4 2025. 8 funds tracked by Wall St. Rank hold APM as of Q1 2026.

  • John Overdeck reported no remaining Aptorum Group position as of Q1 2026 after selling out during the quarter.
  • John Overdeck sold 17,411 Aptorum Group shares in Q1 2026, an estimated $18.5K.
  • John Overdeck first reported a position in Aptorum Group in Q4 2025 and held it in 1 quarter.
  • John Overdeck's Aptorum Group position peaked at $18.5K in Q4 2025.
  • 8 funds tracked by Wall St. Rank held Aptorum Group as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.