Wintest Corp. 6721Short Interest
Estimated short interest in Wintest Corp. (6721) is 9.34% of shares outstanding as of 2026-09-30. Institutions holding 0.5% or more: Nomura International plc, JPMorgan Securities Japan Co., Ltd., JPM Securities Japan Co Ltd. and 1 others.
Estimated short interest
9.3400%
▲0.1600%
Estimated position (shares)
4,261,462
As of 2026-09-30
Short sellers
18 firms
1742 reports
Short Interest Trend 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.
- Nomura International plc
- JPMorgan Securities Japan Co., Ltd.
- JPM Securities Japan Co Ltd.
- Barclays Capital Securities Ltd
- GOLDMAN SACHS INTERNATIONAL
- Others
9.3400%
Estimated short interest, 2026-09-30
Others4.57%
GOLDMAN SACHS INTERNATIONAL0.49%
Barclays Capital Securities Ltd0.65%
JPM Securities Japan Co Ltd.1.01%
JPMorgan Securities Japan Co., Ltd.1.16%
Nomura International plc1.46%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2026-09-30 | Nomura International plc | Position 868,220 shares | Ratio 1.4600% | ▲0.1599% | Holding |
| 2017-11-06 | JPMorgan Securities Japan Co., Ltd. | Position 152,200 shares | Ratio 1.1600% | ▲0.1199% | Holding |
| 2026-09-10 | JPM Securities Japan Co Ltd. | Position 600,700 shares | Ratio 1.0100% | ▲0.0999% | Holding |
| 2026-09-09 | Barclays Capital Securities Ltd | Position 389,700 shares | Ratio 0.6500% | ▼0.1300% | Holding |
| 2025-10-17 | GOLDMAN SACHS INTERNATIONAL | Position 264,700 shares | Ratio 0.4900% | ▼0.0401% | Below 0.5% |
| 2024-05-16 | MERRILL LYNCH INTERNATIONAL | Position 217,400 shares | Ratio 0.4900% | ▼0.0201% | Below 0.5% |
| 2025-10-24 | Citigroup Global Markets Limited | Position 264,100 shares | Ratio 0.4900% | ▼0.0900% | Below 0.5% |
| 2026-09-08 | Morgan Stanley MUFG Securities Co., Ltd. | Position 279,400 shares | Ratio 0.4700% | ▼0.1000% | Below 0.5% |
| 2019-10-02 | JANE STREET GLOBAL TRADING, LLC | Position 152,700 shares | Ratio 0.4600% | ▼0.2201% | Below 0.5% |
| 2025-04-24 | XTX Markets Pte Ltd | Position 232,200 shares | Ratio 0.4300% | ▼0.1301% | Below 0.5% |
| 2020-01-27 | Deutsche Bank Aktiengesellschaft, London | Position 133,200 shares | Ratio 0.4000% | ▼0.2700% | Below 0.5% |
| 2025-09-19 | UBS AG | Position 217,200 shares | Ratio 0.4000% | ▼0.1700% | Below 0.5% |
| 2017-12-22 | OXAM QUANT FUND LIMITED | Position 50,200 shares | Ratio 0.3800% | ▼0.1300% | Below 0.5% |
| 2021-08-05 | Credit Suisse AG | Position 128,400 shares | Ratio 0.3800% | ▼0.2100% | Below 0.5% |
| 2025-07-18 | BNP Paribas Financial Markets SNC | Position 200,200 shares | Ratio 0.3700% | ▼0.2400% | Below 0.5% |
| 2019-12-11 | Credit Suisse Securities (Japan) Limited | Position 76,000 shares | Ratio 0.2300% | ▼0.7900% | Below 0.5% |
| 2025-07-30 | J.P. MORGAN SECURITIES PLC | Position 23,000 shares | Ratio 0.0400% | ▼0.5200% | Below 0.5% |
| 2019-11-29 | Credit Suisse Securities (Europe) Limited | Position 11,942 shares | Ratio 0.0300% | ▼0.7300% | Below 0.5% |
Disclosure History 1742 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-09-30 | Nomura International plc | Position 868,220 shares | Ratio 1.4600% | ▲0.1599% | — |
| 2026-09-28 | Nomura International plc | Position 774,220 shares | Ratio 1.3000% | ▲0.0300% | — |
| 2026-09-18 | Nomura International plc | Position 753,820 shares | Ratio 1.2700% | ▼0.0401% | — |
| 2026-09-10 | JPM Securities Japan Co Ltd. | Position 600,700 shares | Ratio 1.0100% | ▲0.0999% | — |
| 2026-09-09 | Nomura International plc | Position 853,620 shares | Ratio 1.4400% | ▲0.0799% | — |
| 2026-09-09 | Barclays Capital Securities Ltd | Position 389,700 shares | Ratio 0.6500% | ▼0.1300% | — |
| 2026-09-08 | Morgan Stanley MUFG Securities Co., Ltd. | Position 279,400 shares | Ratio 0.4700% | ▼0.1000% | Below 0.5% |
| 2026-09-07 | Morgan Stanley MUFG Securities Co., Ltd. | Position 337,800 shares | Ratio 0.5700% | ▼0.0301% | — |
| 2026-09-03 | JPM Securities Japan Co Ltd. | Position 542,900 shares | Ratio 0.9100% | ▲0.0800% | — |
| 2026-09-03 | Morgan Stanley MUFG Securities Co., Ltd. | Position 354,600 shares | Ratio 0.6000% | ▲0.0200% | — |
| 2026-08-31 | Morgan Stanley MUFG Securities Co., Ltd. | Position 340,200 shares | Ratio 0.5800% | ▼0.0601% | — |
| 2026-08-28 | JPM Securities Japan Co Ltd. | Position 491,500 shares | Ratio 0.8300% | ▲0.1300% | — |
| 2026-08-28 | Barclays Capital Securities Ltd | Position 466,400 shares | Ratio 0.7800% | ▼0.0600% | — |
| 2026-08-27 | Nomura International plc | Position 806,320 shares | Ratio 1.3600% | ▼0.0600% | — |
| 2026-08-27 | Barclays Capital Securities Ltd | Position 496,800 shares | Ratio 0.8400% | ▼0.0801% | — |
| 2026-08-24 | Nomura International plc | Position 841,120 shares | Ratio 1.4200% | ▲0.0899% | — |
| 2026-08-24 | JPM Securities Japan Co Ltd. | Position 418,000 shares | Ratio 0.7000% | ▲0.0999% | — |
| 2026-08-24 | Barclays Capital Securities Ltd | Position 546,300 shares | Ratio 0.9200% | ▲0.1600% | — |
| 2026-08-21 | Barclays Capital Securities Ltd | Position 454,900 shares | Ratio 0.7600% | ▼0.0600% | — |
| 2026-08-19 | Nomura International plc | Position 791,120 shares | Ratio 1.3300% | ▲0.1600% | — |
| 2026-08-19 | JPM Securities Japan Co Ltd. | Position 358,600 shares | Ratio 0.6000% | ▲0.0100% | — |
| 2026-08-19 | Barclays Capital Securities Ltd | Position 489,800 shares | Ratio 0.8200% | ▲0.0699% | — |
| 2026-08-19 | Morgan Stanley MUFG Securities Co., Ltd. | Position 371,300 shares | Ratio 0.6400% | ▲0.1600% | — |
| 2026-08-18 | JPM Securities Japan Co Ltd. | Position 349,800 shares | Ratio 0.5900% | ▼0.0201% | — |
| 2026-08-18 | Barclays Capital Securities Ltd | Position 445,200 shares | Ratio 0.7500% | ▼0.1000% | — |
| 2026-08-17 | Barclays Capital Securities Ltd | Position 501,000 shares | Ratio 0.8500% | ▲0.1200% | — |
| 2026-08-14 | Nomura International plc | Position 686,820 shares | Ratio 1.1700% | ▲0.1499% | — |
| 2026-08-14 | Barclays Capital Securities Ltd | Position 428,900 shares | Ratio 0.7300% | ▲0.0499% | — |
| 2026-08-13 | Nomura International plc | Position 600,020 shares | Ratio 1.0200% | ▼0.1500% | — |
| 2026-08-12 | Nomura International plc | Position 686,920 shares | Ratio 1.1700% | ▼0.0901% | — |
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