THE WHY HOW DO COMPANY,Inc. 3823Short Interest
Estimated short interest in THE WHY HOW DO COMPANY,Inc. (3823) is 8.48% of shares outstanding as of 2026-09-30. Institutions holding 0.5% or more: Morgan Stanley MUFG Securities Co., Ltd., Barclays Capital Securities Ltd, JPMorgan Securities Japan Co., Ltd.
Estimated short interest
8.4800%
▼0.0400%
Estimated position (shares)
10,036,228
As of 2026-09-30
Short sellers
17 firms
2743 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.
- Morgan Stanley MUFG Securities Co., Ltd.
- Barclays Capital Securities Ltd
- JPMorgan Securities Japan Co., Ltd.
- MERRILL LYNCH INTERNATIONAL
- OXAM QUANT FUND LIMITED
- Others
8.4800%
Estimated short interest, 2026-09-30
Others4.78%
OXAM QUANT FUND LIMITED0.49%
MERRILL LYNCH INTERNATIONAL0.49%
JPMorgan Securities Japan Co., Ltd.0.69%
Barclays Capital Securities Ltd0.77%
Morgan Stanley MUFG Securities Co., Ltd.1.26%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2026-09-30 | Morgan Stanley MUFG Securities Co., Ltd. | Position 1,922,700 shares | Ratio 1.2600% | ▼0.0401% | Holding |
| 2026-09-18 | Barclays Capital Securities Ltd | Position 1,211,900 shares | Ratio 0.7700% | ▼0.0700% | Holding |
| 2017-11-06 | JPMorgan Securities Japan Co., Ltd. | Position 146,100 shares | Ratio 0.6900% | ▼0.0701% | Holding |
| 2018-05-16 | OXAM QUANT FUND LIMITED | Position 110,400 shares | Ratio 0.4900% | ▼0.0101% | Below 0.5% |
| 2026-06-12 | MERRILL LYNCH INTERNATIONAL | Position 731,900 shares | Ratio 0.4900% | ▼0.0501% | Below 0.5% |
| 2025-12-23 | Citigroup Global Markets Limited | Position 648,100 shares | Ratio 0.4900% | ▼0.0101% | Below 0.5% |
| 2026-09-16 | JPM Securities Japan Co Ltd. | Position 761,200 shares | Ratio 0.4800% | ▼0.0201% | Below 0.5% |
| 2026-06-03 | UBS AG | Position 700,500 shares | Ratio 0.4700% | ▼0.0801% | Below 0.5% |
| 2022-09-21 | Credit Suisse AG | Position 165,300 shares | Ratio 0.4700% | ▼0.0301% | Below 0.5% |
| 2026-09-25 | Jane Street Asia Trading Limited | Position 687,100 shares | Ratio 0.4300% | ▼0.3000% | Below 0.5% |
| 2025-08-28 | JANE STREET GLOBAL TRADING, LLC | Position 458,228 shares | Ratio 0.4200% | ▼0.2000% | Below 0.5% |
| 2021-08-19 | Deutsche Bank Aktiengesellschaft, London | Position 123,200 shares | Ratio 0.4100% | ▼0.1101% | Below 0.5% |
| 2026-07-13 | GOLDMAN SACHS JAPAN CO., LTD. | Position 625,200 shares | Ratio 0.4100% | ▼0.1501% | Below 0.5% |
| 2026-09-16 | Nomura International plc | Position 564,700 shares | Ratio 0.3700% | ▼0.2200% | Below 0.5% |
| 2026-09-28 | BNP Paribas Financial Markets SNC | Position 577,500 shares | Ratio 0.3600% | ▼0.1901% | Below 0.5% |
| 2025-07-30 | Nomura Asset Management Singapore Limited | Position 300,200 shares | Ratio 0.2800% | ▼0.3200% | Below 0.5% |
| 2026-09-28 | GOLDMAN SACHS INTERNATIONAL | Position 302,000 shares | Ratio 0.1900% | ▼0.3800% | Below 0.5% |
| 2019-11-27 | Credit Suisse Securities (Europe) Limited | Position 0 shares | Ratio 0.0000% | ▼0.7900% | Closed |
| 2019-12-04 | Credit Suisse Securities (Japan) Limited | Position 0 shares | Ratio 0.0000% | ▼0.7800% | Closed |
| 2020-06-10 | Airain Ltd | Position 0 shares | Ratio 0.0000% | ▼0.5400% | Closed |
| 2025-05-09 | XTX Markets Pte Ltd | Position 0 shares | Ratio 0.0000% | ▼0.8800% | Closed |
Disclosure History 2743 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-09-30 | Morgan Stanley MUFG Securities Co., Ltd. | Position 1,922,700 shares | Ratio 1.2600% | ▼0.0401% | — |
| 2026-09-28 | GOLDMAN SACHS INTERNATIONAL | Position 302,000 shares | Ratio 0.1900% | ▼0.3800% | Below 0.5% |
| 2026-09-28 | BNP Paribas Financial Markets SNC | Position 577,500 shares | Ratio 0.3600% | ▼0.1901% | Below 0.5% |
| 2026-09-28 | Morgan Stanley MUFG Securities Co., Ltd. | Position 1,992,500 shares | Ratio 1.3000% | ▼0.9800% | — |
| 2026-09-25 | Jane Street Asia Trading Limited | Position 687,100 shares | Ratio 0.4300% | ▼0.3000% | Below 0.5% |
| 2026-09-25 | BNP Paribas Financial Markets SNC | Position 881,600 shares | Ratio 0.5500% | ▼0.0900% | — |
| 2026-09-25 | Morgan Stanley MUFG Securities Co., Ltd. | Position 3,484,300 shares | Ratio 2.2800% | ▼0.0901% | — |
| 2026-09-24 | Jane Street Asia Trading Limited | Position 1,140,400 shares | Ratio 0.7300% | ▼0.3201% | — |
| 2026-09-18 | Morgan Stanley MUFG Securities Co., Ltd. | Position 3,614,800 shares | Ratio 2.3700% | ▲0.2200% | — |
| 2026-09-18 | Jane Street Asia Trading Limited | Position 1,647,700 shares | Ratio 1.0500% | ▼0.3001% | — |
| 2026-09-18 | Barclays Capital Securities Ltd | Position 1,211,900 shares | Ratio 0.7700% | ▼0.0700% | — |
| 2026-09-17 | Morgan Stanley MUFG Securities Co., Ltd. | Position 3,239,600 shares | Ratio 2.1500% | ▲1.0000% | — |
| 2026-09-17 | Jane Street Asia Trading Limited | Position 2,110,800 shares | Ratio 1.3500% | ▼0.0700% | — |
| 2026-09-17 | GOLDMAN SACHS INTERNATIONAL | Position 857,900 shares | Ratio 0.5700% | ▲0.1699% | — |
| 2026-09-16 | Nomura International plc | Position 564,700 shares | Ratio 0.3700% | ▼0.2200% | Below 0.5% |
| 2026-09-16 | JPM Securities Japan Co Ltd. | Position 761,200 shares | Ratio 0.4800% | ▼0.0201% | Below 0.5% |
| 2026-09-16 | Barclays Capital Securities Ltd | Position 1,275,400 shares | Ratio 0.8400% | ▼0.0601% | — |
| 2026-09-15 | JPM Securities Japan Co Ltd. | Position 761,200 shares | Ratio 0.5000% | ▲0.0499% | — |
| 2026-09-15 | Jane Street Asia Trading Limited | Position 2,135,100 shares | Ratio 1.4200% | ▲1.4200% | — |
| 2026-09-15 | BNP Paribas Financial Markets SNC | Position 961,400 shares | Ratio 0.6400% | ▲0.2400% | — |
| 2026-09-15 | Morgan Stanley MUFG Securities Co., Ltd. | Position 1,735,000 shares | Ratio 1.1500% | ▲1.1500% | — |
| 2026-09-09 | Barclays Capital Securities Ltd | Position 1,365,400 shares | Ratio 0.9000% | ▲0.6600% | — |
| 2026-08-20 | Nomura International plc | Position 899,300 shares | Ratio 0.5900% | ▼0.0101% | — |
| 2026-08-06 | Nomura International plc | Position 908,500 shares | Ratio 0.6000% | ▲0.0599% | — |
| 2026-07-29 | Nomura International plc | Position 815,800 shares | Ratio 0.5400% | ▼0.0800% | — |
| 2026-07-17 | Nomura International plc | Position 932,900 shares | Ratio 0.6200% | ▲0.1300% | — |
| 2026-07-13 | GOLDMAN SACHS JAPAN CO., LTD. | Position 625,200 shares | Ratio 0.4100% | ▼0.1501% | Below 0.5% |
| 2026-06-29 | GOLDMAN SACHS JAPAN CO., LTD. | Position 843,300 shares | Ratio 0.5600% | ▼0.0500% | — |
| 2026-06-16 | GOLDMAN SACHS JAPAN CO., LTD. | Position 914,700 shares | Ratio 0.6100% | ▼0.1200% | — |
| 2026-06-12 | MERRILL LYNCH INTERNATIONAL | Position 731,900 shares | Ratio 0.4900% | ▼0.0501% | Below 0.5% |
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