UMC Electronics Co.,Ltd. 6615Short Interest
Estimated short interest in UMC Electronics Co.,Ltd. (6615) is 6.07% of shares outstanding as of 2026-07-30. No institution currently holds 0.5% or more.
Prime Market (Domestic)
Electric Appliances
Electric Appliances & Precision Instruments
TOPIX Small 2
Estimated short interest
6.07%
▼0.06%
Estimated position (shares)
1,440,383
As of 2026-07-30
Holders (0.5% or more)
0 firms
213 reports
Short Interest Trend Last 5 years, by institution, % of shares outstanding
Estimated short interest, stacking the latest reported position of each short seller. The 5 largest current holders are shown in color and the rest are grouped as "Others". Hover over (or tap) a bar to see the breakdown.
- Barclays Capital Securities Ltd
- Morgan Stanley MUFG Securities Co., Ltd.
- GOLDMAN SACHS INTERNATIONAL
- Gordian Capital Singapore Private Limited
- Integrated Core Strategies (Asia) Pte. Ltd.
- Others
6.07%
Estimated short interest, 2026-07-30
Others3.62%
Integrated Core Strategies (Asia) Pte. Ltd.0.49%
Gordian Capital Singapore Private Limited0.49%
GOLDMAN SACHS INTERNATIONAL0.49%
Morgan Stanley MUFG Securities Co., Ltd.0.49%
Barclays Capital Securities Ltd0.49%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2017-11-22 | REGULUS MASTER FUND | Position 83,500 shares | Ratio 0.49% | ▼0.10% | Below 0.5% |
| 2018-05-02 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 83,600 shares | Ratio 0.49% | ▼0.10% | Below 0.5% |
| 2018-04-06 | Gordian Capital Singapore Private Limited | Position 82,900 shares | Ratio 0.49% | ▼0.01% | Below 0.5% |
| 2026-07-30 | Morgan Stanley MUFG Securities Co., Ltd. | Position 140,557 shares | Ratio 0.49% | ▼0.06% | Below 0.5% |
| 2020-10-23 | UBS AG | Position 94,600 shares | Ratio 0.49% | ▼0.01% | Below 0.5% |
| 2022-09-05 | Barclays Capital Securities Ltd | Position 141,300 shares | Ratio 0.49% | ▼0.09% | Below 0.5% |
| 2022-03-28 | GOLDMAN SACHS INTERNATIONAL | Position 140,010 shares | Ratio 0.49% | ▼0.04% | Below 0.5% |
| 2019-11-22 | Credit Suisse Securities (Europe) Limited | Position 93,300 shares | Ratio 0.48% | ▼0.06% | Below 0.5% |
| 2021-06-22 | Credit Suisse AG | Position 136,500 shares | Ratio 0.48% | ▼0.02% | Below 0.5% |
| 2021-11-11 | MERRILL LYNCH INTERNATIONAL | Position 136,295 shares | Ratio 0.48% | ▼0.02% | Below 0.5% |
| 2026-07-01 | Nomura International plc | Position 138,411 shares | Ratio 0.48% | ▼0.05% | Below 0.5% |
| 2020-03-26 | JPM Securities Japan Co Ltd. | Position 79,410 shares | Ratio 0.41% | ▼0.17% | Below 0.5% |
| 2021-04-27 | Individual | Position 90,000 shares | Ratio 0.31% | ▼0.19% | Below 0.5% |
Disclosure History 213 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-07-30 | Morgan Stanley MUFG Securities Co., Ltd. | Position 140,557 shares | Ratio 0.49% | ▼0.06% | Below 0.5% |
| 2026-07-15 | Morgan Stanley MUFG Securities Co., Ltd. | Position 156,657 shares | Ratio 0.55% | ▲0.07% | — |
| 2026-07-01 | Nomura International plc | Position 138,411 shares | Ratio 0.48% | ▼0.05% | Below 0.5% |
| 2026-06-23 | Nomura International plc | Position 151,919 shares | Ratio 0.53% | ▲0.08% | — |
| 2026-06-18 | Nomura International plc | Position 129,921 shares | Ratio 0.45% | ▼0.12% | Below 0.5% |
| 2026-06-17 | Nomura International plc | Position 161,221 shares | Ratio 0.57% | ▼0.03% | — |
| 2026-06-11 | Nomura International plc | Position 171,823 shares | Ratio 0.60% | ▲0.07% | — |
| 2026-06-08 | Nomura International plc | Position 151,924 shares | Ratio 0.53% | ▲0.14% | — |
| 2026-06-03 | Nomura International plc | Position 129,925 shares | Ratio 0.45% | ▼0.11% | Below 0.5% |
| 2026-06-01 | Nomura International plc | Position 160,137 shares | Ratio 0.56% | ▲0.07% | — |
| 2026-05-27 | Nomura International plc | Position 139,238 shares | Ratio 0.49% | ▼0.01% | Below 0.5% |
| 2026-05-26 | Nomura International plc | Position 142,443 shares | Ratio 0.50% | ▲0.04% | — |
| 2022-09-05 | Barclays Capital Securities Ltd | Position 141,300 shares | Ratio 0.49% | ▼0.09% | Below 0.5% |
| 2022-08-15 | Barclays Capital Securities Ltd | Position 166,300 shares | Ratio 0.58% | ▼0.03% | — |
| 2022-03-28 | GOLDMAN SACHS INTERNATIONAL | Position 140,010 shares | Ratio 0.49% | ▼0.04% | Below 0.5% |
| 2022-03-10 | GOLDMAN SACHS INTERNATIONAL | Position 152,110 shares | Ratio 0.53% | ▲0.13% | — |
| 2022-02-14 | GOLDMAN SACHS INTERNATIONAL | Position 134,810 shares | Ratio 0.47% | ▼0.03% | Below 0.5% |
| 2022-02-09 | GOLDMAN SACHS INTERNATIONAL | Position 142,210 shares | Ratio 0.50% | ▲0.09% | — |
| 2021-12-22 | Barclays Capital Securities Ltd | Position 174,400 shares | Ratio 0.61% | ▲0.31% | — |
| 2021-12-13 | GOLDMAN SACHS INTERNATIONAL | Position 139,710 shares | Ratio 0.49% | ▼0.01% | Below 0.5% |
| 2021-12-08 | GOLDMAN SACHS INTERNATIONAL | Position 142,110 shares | Ratio 0.50% | ▲0.03% | — |
| 2021-11-11 | MERRILL LYNCH INTERNATIONAL | Position 136,295 shares | Ratio 0.48% | ▼0.02% | Below 0.5% |
| 2021-11-10 | MERRILL LYNCH INTERNATIONAL | Position 143,295 shares | Ratio 0.50% | ▼0.02% | — |
| 2021-11-09 | MERRILL LYNCH INTERNATIONAL | Position 148,395 shares | Ratio 0.52% | ▼0.02% | — |
| 2021-11-08 | MERRILL LYNCH INTERNATIONAL | Position 153,595 shares | Ratio 0.54% | ▲0.01% | — |
| 2021-11-05 | MERRILL LYNCH INTERNATIONAL | Position 152,295 shares | Ratio 0.53% | ▼0.02% | — |
| 2021-11-04 | MERRILL LYNCH INTERNATIONAL | Position 156,095 shares | Ratio 0.55% | ▼0.03% | — |
| 2021-11-02 | MERRILL LYNCH INTERNATIONAL | Position 164,595 shares | Ratio 0.58% | ▼0.01% | — |
| 2021-10-29 | MERRILL LYNCH INTERNATIONAL | Position 169,695 shares | Ratio 0.59% | ▼0.01% | — |
| 2021-10-28 | MERRILL LYNCH INTERNATIONAL | Position 172,095 shares | Ratio 0.60% | ▼0.01% | — |
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