Position in UMC
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$38,584,563
+$14,938,855 QoQ
Shares Held
4,296,722
+42.8% QoQ
Ownership
0.171%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in UMC Over Time
Shares Held
Position Value (USD)
Derivatives in UMC
reported options exposure · as of Dec 31, 2022CallValue
$1,959,000
CallShares
300,000
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Semiconductors
Technology · as of Mar 31, 2026CITIGROUP INC holds $20,930,512,717 across 60 Semiconductors names. UMC ranks #26 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
49,840,523 | $8,692,187,209 | |
| 2 | AVGO |
Broadcom Inc.
|
9,461,265 | $2,928,356,128 | |
| 3 | MU |
Micron Technology Inc
|
4,760,739 | $1,608,368,063 | |
| 4 | AMD |
Advanced Micro Devices Inc
|
6,108,876 | $1,242,728,643 | |
| 5 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
2,796,496 | $945,075,819 | |
| 6 | QCOM |
Qualcomm Inc/De
|
6,338,908 | $816,324,570 | |
| 7 | INTC |
Intel Corp
|
15,229,388 | $672,072,891 | |
| 8 | TXN |
Texas Instruments Inc
|
3,158,452 | $613,181,870 |
All Filings in UMC
Export CSV
27 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $38,584,563 | 4,296,722 | Shares | Defined | 2026-05-11 | |
| 2025-12-31 | $23,645,708 | 3,008,360 | Shares | Defined | 2026-02-13 | |
| 2025-09-30 | $17,397,963 | 2,295,246 | Shares | Defined | 2025-11-10 | |
| 2025-06-30 | $28,517,798 | 3,727,817 | Shares | Defined | 2025-08-11 | |
| 2025-03-31 | $43,118,909 | 6,030,617 | Shares | Defined | 2025-05-12 | |
| 2024-12-31 | $37,864,962 | 5,834,355 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $37,207,836 | 4,418,983 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $38,872,517 | 4,437,502 | Shares | Defined | 2024-08-12 | |
| 2024-03-31 | $32,339,095 | 3,997,416 | Shares | Defined | 2024-05-10 | |
| 2023-12-31 | $13,847,412 | 1,636,810 | Shares | Defined | 2024-02-09 | |
| 2023-09-30 | $12,625,022 | 1,788,247 | Shares | Defined | 2023-12-06 | |
| 2023-06-30 | $12,111,314 | 1,535,021 | Shares | Defined | 2023-08-10 | |
| 2023-03-31 | $9,866,116 | 1,126,269 | Shares | Defined | 2023-05-11 | |
| 2022-12-31 | $1,959,000 | 300,000 | Call | Defined | 2023-02-09 | |
| 2022-12-31 | $5,495,940 | 841,645 | Shares | Defined | 2023-02-09 | |
| 2022-09-30 | $1,671,000 | 300,000 | Call | Defined | 2022-11-10 | |
| 2022-09-30 | $7,025,696 | 1,261,346 | Shares | Defined | 2022-11-10 | |
| 2022-06-30 | $10,341,938 | 1,527,613 | Shares | Defined | 2022-08-10 | |
| 2022-03-31 | $18,730,963 | 2,053,834 | Shares | Defined | 2022-05-12 | |
| 2021-12-31 | $27,351,145 | 2,337,705 | Shares | Defined | 2022-02-10 | |
| 2021-09-30 | $32,262,647 | 2,822,629 | Shares | Defined | 2021-11-10 | |
| 2021-06-30 | $6,339,992 | 670,899 | Shares | Defined | 2021-08-10 | |
| 2021-03-31 | $510,468 | 56,034 | Shares | Defined | 2021-05-13 | |
| 2020-12-31 | $126,626 | 15,021 | Shares | Defined | 2021-02-11 | |
| 2020-09-30 | $19,063 | 3,980 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $11,026 | 4,177 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $4,196 | 1,934 | Shares | Defined | 2020-05-12 | |
| No filing history on record for this holder in this stock. | ||||||