Vanguard Personalized Indexing Management
UMC icon

Vanguard Personalized Indexing Management’s United Microelectronic UMC Stock Holding History

Vanguard Personalized Indexing Management’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
2026
Q2 		$11.8M Buy
434,448
+16,128
+4% +$276K 0.1% 159
2026
Q1 		$3.76M Buy
418,320
+5,940
+1% +$57.9K 0.04% 395
2025
Q4 		$3.24M Buy
412,380
+79,029
+24% +$600K 0.03% 434
2025
Q3 		$2.53M Sell
333,351
-32,357
-9% -$230K 0.03% 509
2025
Q2 		$2.8M Buy
365,708
+88,237
+32% +$655K 0.03% 461
2025
Q1 		$1.98M Buy
277,471
+41,793
+18% +$266K 0.03% 495
2024
Q4 		$1.53M Sell
235,678
-62,518
-21% -$448K 0.02% 571
2024
Q3 		$2.51M Sell
298,196
-3,378
-1% -$28.3K 0.04% 392
2024
Q2 		$2.64M Buy
301,574
+34,431
+13% +$284K 0.05% 334
2024
Q1 		$2.16M Buy
267,143
+31,865
+14% +$254K 0.05% 373
2023
Q4 		$1.99M Buy
235,278
+7,322
+3% +$55.8K 0.05% 343
2023
Q3 		$1.61M Buy
227,956
+32,867
+17% +$238K 0.05% 373
2023
Q2 		$1.54M Buy
195,089
+10,817
+6% +$89.1K 0.05% 390
2023
Q1 		$1.61M Buy
184,272
+8,584
+5% +$69.5K 0.06% 356
2022
Q4 		$1.15M Buy
175,688
+78,578
+81% +$520K 0.05% 457
2022
Q3 		$541K Buy
97,110
+5,512
+6% +$36.4K 0.02% 759
2022
Q2 		$620K Buy
91,598
+19,877
+28% +$163K 0.03% 715
2022
Q1 		$653K Buy
71,721
+6,193
+9% +$61.4K 0.03% 687
2021
Q4 		$767K Buy
65,528
+3,847
+6% +$42.8K 0.05% 526
2021
Q3 		$705K Buy
61,681
+9,098
+17% +$97.6K 0.06% 347
2021
Q2 		$497K Sell
52,583
-55,904
-52% -$524K 0.05% 480
2021
Q1 		$988K Sell
108,487
-5,973
-5% -$55.2K 0.15% 146
2020
Q4 		$965K Buy
114,460
+1,405
+1% +$9.16K 0.21% 102
2020
Q3 		$542K Buy
113,055
+9,332
+9% +$34.6K 0.15% 163
2020
Q2 		$274K Sell
103,723
-5,904
-5% -$14.8K 0.12% 211
2020
Q1 		$238K Buy
+109,627
New +$277K 0.14% 193

Other funds holding UMC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Rafferty Asset Management
Rafferty Asset Management New York $43.9B AUM 121.74% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Man Group
Man Group London, United Kingdom $62.7B AUM 29.77% 1-Year Est. Return

Vanguard Personalized Indexing Management's UMC Position: Q2 2026 in Review

Vanguard Personalized Indexing Management increased its United Microelectronic (UMC) stake by 3.9% in Q2 2026, buying an estimated $276K and bringing the position to 434,448 shares worth $11.8M. The position accounts for 0.1% of the portfolio, ranked #159.

Vanguard Personalized Indexing Management first reported a position in UMC in Q1 2020 and has held it in 26 quarters since. 362 funds tracked by Wall St. Rank hold UMC as of Q2 2026.

  • Vanguard Personalized Indexing Management held 434,448 shares of United Microelectronic worth $11.8M as of Q2 2026.
  • Vanguard Personalized Indexing Management bought 16,128 United Microelectronic shares in Q2 2026, an estimated $276K.
  • United Microelectronic made up 0.1% of Vanguard Personalized Indexing Management's portfolio in Q2 2026, its #159 holding.
  • Vanguard Personalized Indexing Management first reported a position in United Microelectronic in Q1 2020 and has held it in 26 quarters since.
  • 362 funds tracked by Wall St. Rank held United Microelectronic as of Q2 2026.

Based on Vanguard Personalized Indexing Management's 13F filing for Q2 2026, filed 11 Aug 2026.