WELLINGTON MANAGEMENT GROUP LLP
Position in UMC — United Microelectronics Corp
CIK 902219
Boston, MA
Position in UMC
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$6,285,672
+$5,412,574 QoQ
Shares Held
231,006
+137.6% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#52
of 363 holders
Holding Since
Mar 2020
15 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in UMC Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Jun 30, 2026WELLINGTON MANAGEMENT GROUP LLP holds $71,567,813,700 across 38 Semiconductors names. UMC ranks #36 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
122,084,399 | $24,427,867,391 | |
| 2 | AVGO |
Broadcom Inc.
|
51,580,703 | $19,484,610,555 | |
| 3 | MU |
Micron Technology Inc
|
5,045,141 | $5,823,555,801 | |
| 4 | AMD |
Advanced Micro Devices Inc
|
9,334,396 | $5,422,443,974 | |
| 5 | TXN |
Texas Instruments Inc
|
13,121,140 | $3,911,018,197 | |
| 6 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
6,383,164 | $3,048,407,629 | |
| 7 | INTC |
Intel Corp
|
16,699,836 | $2,331,798,097 | |
| 8 | NXPI |
NXP Semiconductors N.V.
|
6,719,522 | $1,888,387,264 |
All Filings in UMC
Export CSV
15 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $6,285,672 | 231,006 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $873,098 | 97,227 | Shares | Defined | 2026-05-15 | |
| 2024-12-31 | $378,581 | 58,333 | Shares | Defined | 2025-02-12 | |
| 2022-12-31 | $437,052 | 66,930 | Shares | Defined | 2023-02-13 | |
| 2022-09-30 | $1,051,248 | 188,734 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $1,172,171 | 173,142 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $1,579,054 | 173,142 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $2,025,760 | 173,142 | Shares | Defined | 2022-02-11 | |
| 2021-09-30 | $2,635,620 | 230,588 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $2,459,003 | 260,212 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $3,031,197 | 332,733 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $2,804,939 | 332,733 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $2,863,983 | 597,909 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $2,449,835 | 927,968 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $1,036,951 | 477,858 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||