DC
UMC icon

Diametric Capital’s United Microelectronic UMC Stock Holding History

Diametric Capital’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
2025
Q4 		– Sell
-17,238
Closed -$131K – 510
2025
Q3 		$131K Buy
+17,238
New +$122K 0.05% 362
2020
Q4 		– Sell
-10,649
Closed -$51K – 189
2020
Q3 		$51K Buy
+10,649
New +$39.5K 0.04% 116
2020
Q2 		– Sell
-31,227
Closed -$68K – 188
2020
Q1 		$68K Sell
31,227
-58
-0.2% -$146 0.08% 113
2019
Q4 		$84K Buy
+31,285
New +$75.5K 0.06% 118
2019
Q2 		– Sell
-43,947
Closed -$83K – 152
2019
Q1 		$83K Sell
43,947
-29,956
-41% -$55.2K 0.07% 99
2018
Q4 		$132K Buy
73,903
+31,259
+73% +$60.1K 0.1% 98
2018
Q3 		$110K Buy
+42,644
New +$116K 0.1% 97

Other funds holding UMC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Rafferty Asset Management
Rafferty Asset Management New York $24.6B AUM 47.06% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Diametric Capital's UMC Position: Q4 2025 in Review

Diametric Capital sold out of United Microelectronic (UMC) in Q4 2025, closing a stake of 17,238 shares — an estimated $131K sold.

Diametric Capital first reported a position in UMC in Q3 2018 and held it in 7 quarters. The position peaked at $132K in Q4 2018. 269 funds tracked by Wall St. Rank hold UMC as of Q4 2025.

  • Diametric Capital reported no remaining United Microelectronic position as of Q4 2025 after selling out during the quarter.
  • Diametric Capital sold 17,238 United Microelectronic shares in Q4 2025, an estimated $131K.
  • Diametric Capital first reported a position in United Microelectronic in Q3 2018 and held it in 7 quarters.
  • Diametric Capital's United Microelectronic position peaked at $132K in Q4 2018.
  • 269 funds tracked by Wall St. Rank held United Microelectronic as of Q4 2025.

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