Citigroup
APM

Citigroup’s Aptorum Group APM Stock Holding History

Citigroup’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
2025
Q4 		– Sell
-277
Closed -$560 – 6047
2025
Q3 		$560 Sell
277
-718
-72% -$1.19K ﹤0.01% 5695
2025
Q2 		$907 Buy
995
+976
+5,137% +$920 ﹤0.01% 5409
2025
Q1 		$16 Buy
+19
New +$22 ﹤0.01% 5480

Other funds holding APM

Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
BNP Paribas Financial Markets
BNP Paribas Financial Markets Paris, France $206B AUM 31.61% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $4.4B AUM 74.25% 1-Year Est. Return

Citigroup's APM Position: Q4 2025 in Review

Citigroup sold out of Aptorum Group (APM) in Q4 2025, closing a stake of 277 shares — an estimated $560 sold.

Citigroup first reported a position in APM in Q1 2025 and held it in 3 quarters. The position peaked at $907 in Q2 2025. 7 funds tracked by Wall St. Rank hold APM as of Q4 2025.

  • Citigroup reported no remaining Aptorum Group position as of Q4 2025 after selling out during the quarter.
  • Citigroup sold 277 Aptorum Group shares in Q4 2025, an estimated $560.
  • Citigroup first reported a position in Aptorum Group in Q1 2025 and held it in 3 quarters.
  • Citigroup's Aptorum Group position peaked at $907 in Q2 2025.
  • 7 funds tracked by Wall St. Rank held Aptorum Group as of Q4 2025.

Based on Citigroup's 13F filing for Q4 2025, filed 13 Feb 2026.