Citigroup
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Citigroup’s United Microelectronic UMC Stock Holding History

Citigroup’s Portfolio UMC Stock Details UMC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q1 		– Sell
-300,000
Closed -$1.96M – 5874
2022
Q4 		$1.96M Hold
300,000
– – ﹤0.01% 2054
2022
Q3 		$1.67M Buy
+300,000
New +$1.98M ﹤0.01% 2290

Other funds holding UMC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Man Group
Man Group London, United Kingdom $55.1B AUM 24.23% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $89.9B AUM 20.22% 1-Year Est. Return

Citigroup's UMC Position: Q1 2026 in Review

Citigroup increased its United Microelectronic (UMC) stake by 43% in Q1 2026, buying an estimated $12.6M and bringing the position to 4,296,722 shares worth $38.6M. The position accounts for 0.02% of the portfolio, ranked #747.

Citigroup first reported a position in UMC in Q2 2013 and has held it in 41 quarters since. The position peaked at $43.1M in Q1 2025. 316 funds tracked by Wall St. Rank hold UMC as of Q1 2026.

  • Citigroup held 4,296,722 shares of United Microelectronic worth $38.6M as of Q1 2026.
  • Citigroup bought 1,288,362 United Microelectronic shares in Q1 2026, an estimated $12.6M.
  • United Microelectronic made up 0.02% of Citigroup's portfolio in Q1 2026, its #747 holding.
  • Citigroup first reported a position in United Microelectronic in Q2 2013 and has held it in 41 quarters since.
  • Citigroup's United Microelectronic position peaked at $43.1M in Q1 2025.
  • 316 funds tracked by Wall St. Rank held United Microelectronic as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.