Rafferty Asset Management, LLC
Position in UMC — United Microelectronics Corp
CIK 1389426
New York, NY
Position in UMC
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$44,753,203
-$6,162,540 QoQ
Shares Held
4,983,653
-23.1% QoQ
Ownership
0.199%
of shares outstanding
% of Portfolio
0.23%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2021
19 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)
Position in Semiconductors
Technology · as of Mar 31, 2026Rafferty Asset Management, LLC holds $7,562,304,887 across 23 Semiconductors names. UMC ranks #23 (0.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
7,678,302 | $1,339,095,868 | |
| 2 | AVGO |
Broadcom Inc.
|
2,875,284 | $889,929,150 | |
| 3 | MU |
Micron Technology Inc
|
2,295,973 | $775,671,518 | |
| 4 | AMD |
Advanced Micro Devices Inc
|
2,976,776 | $605,565,541 | |
| 5 | MRVL |
Marvell Technology, Inc.
|
4,255,004 | $421,458,146 | |
| 6 | INTC |
Intel Corp
|
8,803,318 | $388,490,423 | |
| 7 | TXN |
Texas Instruments Inc
|
1,863,867 | $361,851,139 | |
| 8 | ADI |
Analog Devices Inc
|
1,099,206 | $349,701,396 |
All Filings in UMC
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $44,753,203 | 4,983,653 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $50,915,743 | 6,477,830 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $47,152,913 | 6,220,701 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $64,283,439 | 8,403,064 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $39,872,532 | 5,576,578 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $40,080,539 | 6,175,738 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $54,607,884 | 6,485,497 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $52,035,433 | 5,940,118 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $53,620,455 | 6,627,992 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $37,522,121 | 4,435,239 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $28,805,174 | 4,080,053 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $33,613,009 | 4,260,204 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $29,141,988 | 3,326,711 | Shares | Sole | 2023-05-11 | |
| 2022-12-31 | $18,686,548 | 2,861,646 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $15,183,329 | 2,725,912 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $18,043,654 | 2,665,237 | Shares | Sole | 2022-08-12 | |
| 2022-03-31 | $30,781,687 | 3,375,185 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $33,477,923 | 2,861,361 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $21,030,594 | 1,839,947 | Shares | Sole | 2021-11-10 | |
| No filing history on record for this holder in this stock. | ||||||