Ridgewood Investments LLC
Position in UMC — United Microelectronics Corp
CIK 1703556
SPRINGFIELD, NJ
Position in UMC
as of Jun 30, 2026
· filed Aug 3, 2026
Position Value
$1,338,514
+$883,300 QoQ
Shares Held
49,192
-3.0% QoQ
Ownership
0.002%
of shares outstanding
% of Portfolio
0.68%
of 13F equity value
Holder Rank
#123
of 363 holders
Holding Since
Sep 2025
3 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in UMC Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Jun 30, 2026Ridgewood Investments LLC holds $16,006,574 across 10 Semiconductors names. UMC ranks #5 (8.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
14,676 | $2,936,520 | |
| 2 | TXN |
Texas Instruments Inc
|
9,249 | $2,756,849 | |
| 3 | QCOM |
Qualcomm Inc/De
|
13,937 | $2,575,418 | |
| 4 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
4,152 | $1,982,870 | |
| 5 | UMC |
United Microelectronics Corp
This page
|
49,192 | $1,338,514 | |
| 6 | ADI |
Analog Devices Inc
|
2,853 | $1,133,126 | |
| 7 | MCHP |
Microchip Technology Inc
|
11,539 | $1,052,356 | |
| 8 | STM |
STMicroelectronics N.V.
|
13,754 | $1,030,037 |
All Filings in UMC
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,338,514 | 49,192 | Shares | Sole | 2026-08-03 | |
| 2026-03-31 | $455,214 | 50,692 | Shares | Sole | 2026-04-03 | |
| 2025-09-30 | $414,375 | 54,667 | Shares | Sole | 2025-10-30 | |
| No filing history on record for this holder in this stock. | ||||||