Jane Street’s United Microelectronic UMC Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $23.1M | Buy |
2,570,219
+2,111,066
| +460% | +$20.6M | 0.02% | 1652 |
|
|
2025
Q4 | $3.61M | Buy |
459,153
+209,292
| +84% | +$1.59M | ﹤0.01% | 3742 |
|
|
2025
Q3 | $1.89M | Buy |
+249,861
| New | +$1.77M | ﹤0.01% | 5041 |
|
|
2025
Q2 | – | Sell |
-494,777
| Closed | -$3.67M | – | 11103 |
|
|
2025
Q1 | $3.54M | Sell |
494,777
-697,009
| -58% | -$4.44M | 0.01% | 3460 |
|
|
2024
Q4 | $7.73M | Buy |
1,191,786
+132,767
| +13% | +$950K | 0.01% | 2139 |
|
|
2024
Q3 | $8.92M | Buy |
1,059,019
+440,087
| +71% | +$3.68M | 0.01% | 2044 |
|
|
2024
Q2 | $5.42M | Sell |
618,932
-163,136
| -21% | -$1.35M | 0.01% | 2857 |
|
|
2024
Q1 | $6.33M | Buy |
782,068
+393,742
| +101% | +$3.13M | 0.01% | 2310 |
|
|
2023
Q4 | $3.29M | Buy |
388,326
+191,029
| +97% | +$1.46M | ﹤0.01% | 3488 |
|
|
2023
Q3 | $1.39M | Sell |
197,297
-483,881
| -71% | -$3.51M | ﹤0.01% | 4647 |
|
|
2023
Q2 | $5.37M | Buy |
681,178
+98,292
| +17% | +$810K | 0.01% | 2628 |
|
|
2023
Q1 | $5.11M | Sell |
582,886
-57,454
| -9% | -$465K | 0.01% | 2422 |
|
|
2022
Q4 | $4.18M | Buy |
640,340
+460,885
| +257% | +$3.05M | 0.01% | 2732 |
|
|
2022
Q3 | $1M | Buy |
179,455
+52,278
| +41% | +$345K | ﹤0.01% | 5405 |
|
|
2022
Q2 | $861K | Sell |
127,177
-558,527
| -81% | -$4.58M | ﹤0.01% | 5760 |
|
|
2022
Q1 | $6.25M | Buy |
685,704
+666,297
| +3,433% | +$6.6M | 0.01% | 2668 |
|
|
2021
Q4 | $227K | Sell |
19,407
-103,729
| -84% | -$1.15M | ﹤0.01% | 8626 |
|
|
2021
Q3 | $1.41M | Buy |
123,136
+982
| +0.8% | +$10.5K | ﹤0.01% | 5226 |
|
|
2021
Q2 | $1.15M | Sell |
122,154
-380,368
| -76% | -$3.56M | ﹤0.01% | 5530 |
|
|
2021
Q1 | $4.58M | Buy |
502,522
+450,697
| +870% | +$4.17M | 0.01% | 2535 |
|
|
2020
Q4 | $437K | Sell |
51,825
-1,586,350
| -97% | -$10.3M | ﹤0.01% | 5935 |
|
|
2020
Q3 | $7.85M | Buy |
1,638,175
+1,346,850
| +462% | +$5M | 0.03% | 1410 |
|
|
2020
Q2 | $769K | Sell |
291,325
-615,671
| -68% | -$1.55M | ﹤0.01% | 4458 |
|
|
2020
Q1 | $1.97M | Buy |
906,996
+526,278
| +138% | +$1.33M | 0.01% | 2038 |
|
|
2019
Q4 | $1.02M | Sell |
380,718
-184,709
| -33% | -$446K | 0.01% | 2752 |
|
|
2019
Q3 | $1.18M | Buy |
565,427
+485,264
| +605% | +$1.03M | 0.01% | 2404 |
|
|
2019
Q2 | $177K | Buy |
+80,163
| New | +$164K | ﹤0.01% | 4724 |
|
|
2019
Q1 | – | Sell |
-155,532
| Closed | -$278K | – | 5708 |
|
|
2018
Q4 | $278K | Sell |
155,532
-618,767
| -80% | -$1.19M | ﹤0.01% | 4153 |
|
|
2018
Q3 | $2M | Buy |
774,299
+191,967
| +33% | +$524K | 0.01% | 1905 |
|
|
2018
Q2 | $1.64M | Buy |
582,332
+368,223
| +172% | +$1M | 0.01% | 2177 |
|
|
2018
Q1 | $555K | Buy |
+214,109
| New | +$530K | ﹤0.01% | 3382 |
|
|
2017
Q2 | – | Sell |
-368,812
| Closed | -$712K | – | 4955 |
|
|
2017
Q1 | $712K | Buy |
368,812
+331,632
| +892% | +$630K | 0.01% | 2480 |
|
|
2016
Q4 | $65K | Buy |
+37,180
| New | +$68.1K | ﹤0.01% | 3918 |
|
|
2016
Q3 | – | Sell |
-30,862
| Closed | -$61K | – | 4604 |
|
|
2016
Q2 | $61K | Sell |
30,862
-324,114
| -91% | -$623K | ﹤0.01% | 3945 |
|
|
2016
Q1 | $738K | Sell |
354,976
-85,636
| -19% | -$167K | 0.01% | 2162 |
|
|
2015
Q4 | $828K | Sell |
440,612
-854,162
| -66% | -$1.6M | 0.01% | 1945 |
|
|
2015
Q3 | $2.1M | Buy |
1,294,774
+1,244,140
| +2,457% | +$2.22M | 0.03% | 941 |
|
|
2015
Q2 | $104K | Sell |
50,634
-100,634
| -67% | -$226K | ﹤0.01% | 3424 |
|
|
2015
Q1 | $369K | Buy |
151,268
+9,226
| +6% | +$22.5K | 0.01% | 2335 |
|
|
2014
Q4 | $322K | Sell |
142,042
-11,990
| -8% | -$25.5K | ﹤0.01% | 1828 |
|
|
2014
Q3 | $307K | Buy |
154,032
+60,618
| +65% | +$136K | 0.01% | 1874 |
|
|
2014
Q2 | $225K | Sell |
93,414
-547,734
| -85% | -$1.22M | 0.01% | 2098 |
|
|
2014
Q1 | $1.33M | Sell |
641,148
-343,529
| -35% | -$700K | 0.03% | 763 |
|
|
2013
Q4 | $2.01M | Sell |
984,677
-2,025,811
| -67% | -$4.1M | 0.06% | 465 |
|
|
2013
Q3 | $6.2M | Buy |
3,010,488
+1,989,941
| +195% | +$4.16M | 0.12% | 199 |
|
|
2013
Q2 | $2.38M | Buy |
+1,020,547
| New | +$2.07M | 0.07% | 381 |
|
Other funds holding UMC
VCM
