OPTORUN CO.,LTD. 6235Short Interest
Estimated short interest in OPTORUN CO.,LTD. (6235) is 4.38% of shares outstanding as of 2026-08-27. Institutions holding 0.5% or more: J.P. MORGAN SECURITIES PLC.
Estimated short interest
4.38%
▲0.63%
Estimated position (shares)
1,965,926
As of 2026-08-27
Short sellers
12 firms
343 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.
- J.P. MORGAN SECURITIES PLC
- JPM Securities Japan Co Ltd.
- Credit Suisse Securities (Europe) Limited
- MERRILL LYNCH INTERNATIONAL
- Deutsche Bank Aktiengesellschaft, London
- Others
4.38%
Estimated short interest, 2026-08-27
Others1.85%
Deutsche Bank Aktiengesellschaft, London0.45%
MERRILL LYNCH INTERNATIONAL0.45%
Credit Suisse Securities (Europe) Limited0.49%
JPM Securities Japan Co Ltd.0.49%
J.P. MORGAN SECURITIES PLC0.65%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2026-08-27 | J.P. MORGAN SECURITIES PLC | Position 289,300 shares | Ratio 0.65% | ▲0.63% | Holding |
| 2018-09-25 | Credit Suisse Securities (Europe) Limited | Position 218,400 shares | Ratio 0.49% | ▼0.01% | Below 0.5% |
| 2024-11-22 | JPM Securities Japan Co Ltd. | Position 217,703 shares | Ratio 0.49% | ▼0.09% | Below 0.5% |
| 2019-06-26 | Deutsche Bank Aktiengesellschaft, London | Position 202,600 shares | Ratio 0.45% | ▼0.05% | Below 0.5% |
| 2026-05-21 | MERRILL LYNCH INTERNATIONAL | Position 201,974 shares | Ratio 0.45% | ▼0.11% | Below 0.5% |
| 2020-04-24 | Credit Suisse AG | Position 199,390 shares | Ratio 0.44% | ▼0.10% | Below 0.5% |
| 2019-04-01 | Citigroup Global Markets Limited | Position 187,500 shares | Ratio 0.42% | ▼0.11% | Below 0.5% |
| 2026-04-27 | Morgan Stanley MUFG Securities Co., Ltd. | Position 173,643 shares | Ratio 0.39% | ▼0.11% | Below 0.5% |
| 2026-07-17 | Nomura International plc | Position 140,628 shares | Ratio 0.31% | ▼0.21% | Below 0.5% |
| 2020-06-19 | UBS AG | Position 118,700 shares | Ratio 0.26% | ▼0.34% | Below 0.5% |
| 2026-07-30 | Barclays Capital Securities Ltd | Position 10,900 shares | Ratio 0.02% | ▼0.52% | Below 0.5% |
| 2025-02-18 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 5,188 shares | Ratio 0.01% | ▼0.91% | Below 0.5% |
| 2019-11-06 | Mizuho Securities Co., Ltd. | Position 0 shares | Ratio 0.00% | ▼1.72% | Closed |
| 2021-03-18 | SMBC Nikko Securities Inc. | Position 0 shares | Ratio 0.00% | ▼0.51% | Closed |
| 2024-07-02 | BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC | Position 0 shares | Ratio 0.00% | ▼0.67% | Closed |
| 2025-11-21 | BNP Paribas Financial Markets SNC | Position 0 shares | Ratio 0.00% | ▼0.78% | Closed |
Disclosure History 343 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-08-27 | J.P. MORGAN SECURITIES PLC | Position 289,300 shares | Ratio 0.65% | ▲0.63% | — |
| 2026-07-30 | Barclays Capital Securities Ltd | Position 10,900 shares | Ratio 0.02% | ▼0.52% | Below 0.5% |
| 2026-07-28 | Barclays Capital Securities Ltd | Position 239,700 shares | Ratio 0.54% | ▼0.06% | — |
| 2026-07-27 | Barclays Capital Securities Ltd | Position 267,600 shares | Ratio 0.60% | ▲0.02% | — |
| 2026-07-24 | Barclays Capital Securities Ltd | Position 261,700 shares | Ratio 0.58% | ▼0.04% | — |
| 2026-07-23 | Barclays Capital Securities Ltd | Position 275,700 shares | Ratio 0.62% | ▲0.04% | — |
| 2026-07-22 | Barclays Capital Securities Ltd | Position 259,500 shares | Ratio 0.58% | ▼0.09% | — |
| 2026-07-17 | Barclays Capital Securities Ltd | Position 297,300 shares | Ratio 0.67% | ▼0.05% | — |
| 2026-07-17 | Nomura International plc | Position 140,628 shares | Ratio 0.31% | ▼0.21% | Below 0.5% |
| 2026-07-16 | Nomura International plc | Position 232,081 shares | Ratio 0.52% | ▲0.08% | — |
| 2026-07-06 | Barclays Capital Securities Ltd | Position 320,700 shares | Ratio 0.72% | ▲0.05% | — |
| 2026-07-03 | Barclays Capital Securities Ltd | Position 297,700 shares | Ratio 0.67% | ▼0.04% | — |
| 2026-07-02 | Barclays Capital Securities Ltd | Position 317,900 shares | Ratio 0.71% | ▲0.47% | — |
| 2026-05-21 | MERRILL LYNCH INTERNATIONAL | Position 201,974 shares | Ratio 0.45% | ▼0.11% | Below 0.5% |
| 2026-05-20 | MERRILL LYNCH INTERNATIONAL | Position 251,990 shares | Ratio 0.56% | ▼0.09% | — |
| 2026-05-19 | MERRILL LYNCH INTERNATIONAL | Position 290,090 shares | Ratio 0.65% | ▼0.17% | — |
| 2026-05-18 | MERRILL LYNCH INTERNATIONAL | Position 366,190 shares | Ratio 0.82% | ▼0.30% | — |
| 2026-05-15 | MERRILL LYNCH INTERNATIONAL | Position 499,190 shares | Ratio 1.12% | ▼0.36% | — |
| 2026-05-15 | Barclays Capital Securities Ltd | Position 136,800 shares | Ratio 0.30% | ▼0.22% | Below 0.5% |
| 2026-05-14 | MERRILL LYNCH INTERNATIONAL | Position 659,390 shares | Ratio 1.48% | ▲0.05% | — |
| 2026-05-14 | Barclays Capital Securities Ltd | Position 233,900 shares | Ratio 0.52% | ▲0.07% | — |
| 2026-05-13 | MERRILL LYNCH INTERNATIONAL | Position 635,190 shares | Ratio 1.43% | ▼0.05% | — |
| 2026-05-12 | MERRILL LYNCH INTERNATIONAL | Position 658,890 shares | Ratio 1.48% | ▼0.04% | — |
| 2026-05-11 | MERRILL LYNCH INTERNATIONAL | Position 675,890 shares | Ratio 1.52% | ▼0.01% | — |
| 2026-05-08 | MERRILL LYNCH INTERNATIONAL | Position 681,590 shares | Ratio 1.53% | ▼0.03% | — |
| 2026-05-07 | MERRILL LYNCH INTERNATIONAL | Position 694,690 shares | Ratio 1.56% | ▼0.06% | — |
| 2026-05-01 | MERRILL LYNCH INTERNATIONAL | Position 719,279 shares | Ratio 1.62% | ▲0.02% | — |
| 2026-04-28 | MERRILL LYNCH INTERNATIONAL | Position 712,179 shares | Ratio 1.60% | ▲0.08% | — |
| 2026-04-27 | MERRILL LYNCH INTERNATIONAL | Position 677,879 shares | Ratio 1.52% | ▲0.02% | — |
| 2026-04-27 | Morgan Stanley MUFG Securities Co., Ltd. | Position 173,643 shares | Ratio 0.39% | ▼0.11% | Below 0.5% |
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