KAKEN PHARMACEUTICAL CO.,LTD. 4521Short Interest
Estimated short interest in KAKEN PHARMACEUTICAL CO.,LTD. (4521) is 1.84% of shares outstanding as of 2026-09-15. No institution currently holds 0.5% or more.
Estimated short interest
1.8400%
▼0.1900%
Estimated position (shares)
841,310
As of 2026-09-15
Short sellers
5 firms
30 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.
- J.P. MORGAN SECURITIES PLC
- GOLDMAN SACHS INTERNATIONAL
- BNP Paribas Financial Markets SNC
- Integrated Core Strategies (Asia) Pte. Ltd.
- Citigroup Global Markets Limited
1.8400%
Estimated short interest, 2026-09-15
Citigroup Global Markets Limited0.14%
Integrated Core Strategies (Asia) Pte. Ltd.0.37%
BNP Paribas Financial Markets SNC0.39%
GOLDMAN SACHS INTERNATIONAL0.47%
J.P. MORGAN SECURITIES PLC0.47%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2021-06-02 | GOLDMAN SACHS INTERNATIONAL | Position 218,765 shares | Ratio 0.4700% | ▼0.0501% | Below 0.5% |
| 2025-06-20 | J.P. MORGAN SECURITIES PLC | Position 211,507 shares | Ratio 0.4700% | ▼0.0301% | Below 0.5% |
| 2026-09-15 | BNP Paribas Financial Markets SNC | Position 173,500 shares | Ratio 0.3900% | ▼0.1900% | Below 0.5% |
| 2023-08-30 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 172,703 shares | Ratio 0.3700% | ▼0.1401% | Below 0.5% |
| 2026-07-31 | Citigroup Global Markets Limited | Position 64,835 shares | Ratio 0.1400% | ▼0.3900% | Below 0.5% |
Disclosure History 30 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-09-15 | BNP Paribas Financial Markets SNC | Position 173,500 shares | Ratio 0.3900% | ▼0.1900% | Below 0.5% |
| 2026-09-14 | BNP Paribas Financial Markets SNC | Position 259,100 shares | Ratio 0.5800% | ▲0.5800% | — |
| 2026-07-31 | Citigroup Global Markets Limited | Position 64,835 shares | Ratio 0.1400% | ▼0.3900% | Below 0.5% |
| 2026-07-29 | Citigroup Global Markets Limited | Position 237,935 shares | Ratio 0.5300% | ▲0.1100% | — |
| 2026-07-17 | Citigroup Global Markets Limited | Position 130,689 shares | Ratio 0.2900% | ▼0.2401% | Below 0.5% |
| 2026-07-15 | Citigroup Global Markets Limited | Position 238,189 shares | Ratio 0.5300% | ▼0.1100% | — |
| 2026-07-08 | Citigroup Global Markets Limited | Position 283,689 shares | Ratio 0.6400% | ▲0.0500% | — |
| 2026-07-07 | Citigroup Global Markets Limited | Position 262,789 shares | Ratio 0.5900% | ▲0.2499% | — |
| 2026-05-27 | BNP Paribas Financial Markets SNC | Position 109,000 shares | Ratio 0.2400% | ▼0.2801% | Below 0.5% |
| 2026-05-22 | BNP Paribas Financial Markets SNC | Position 231,000 shares | Ratio 0.5200% | ▲0.5200% | — |
| 2026-02-17 | Citigroup Global Markets Limited | Position 197,743 shares | Ratio 0.4400% | ▼0.1300% | Below 0.5% |
| 2026-02-12 | Citigroup Global Markets Limited | Position 252,643 shares | Ratio 0.5700% | ▼0.1101% | — |
| 2026-02-09 | Citigroup Global Markets Limited | Position 301,943 shares | Ratio 0.6800% | ▼0.0200% | — |
| 2026-02-06 | Citigroup Global Markets Limited | Position 312,743 shares | Ratio 0.7000% | ▲0.0299% | — |
| 2026-02-05 | Citigroup Global Markets Limited | Position 299,443 shares | Ratio 0.6700% | ▲0.1099% | — |
| 2026-02-04 | Citigroup Global Markets Limited | Position 249,443 shares | Ratio 0.5600% | ▲0.1300% | — |
| 2025-06-20 | J.P. MORGAN SECURITIES PLC | Position 211,507 shares | Ratio 0.4700% | ▼0.0301% | Below 0.5% |
| 2025-06-18 | J.P. MORGAN SECURITIES PLC | Position 221,907 shares | Ratio 0.5000% | ▲0.0100% | — |
| 2025-06-12 | J.P. MORGAN SECURITIES PLC | Position 219,207 shares | Ratio 0.4900% | ▼0.0101% | Below 0.5% |
| 2025-06-10 | J.P. MORGAN SECURITIES PLC | Position 220,707 shares | Ratio 0.5000% | ▲0.0100% | — |
| 2025-06-03 | J.P. MORGAN SECURITIES PLC | Position 216,407 shares | Ratio 0.4900% | ▼0.3500% | Below 0.5% |
| 2025-06-02 | J.P. MORGAN SECURITIES PLC | Position 374,907 shares | Ratio 0.8400% | ▲0.4399% | — |
| 2023-08-30 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 172,703 shares | Ratio 0.3700% | ▼0.1401% | Below 0.5% |
| 2023-08-15 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 237,440 shares | Ratio 0.5100% | ▲0.1000% | — |
| 2021-06-02 | GOLDMAN SACHS INTERNATIONAL | Position 218,765 shares | Ratio 0.4700% | ▼0.0501% | Below 0.5% |
| 2021-05-27 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 60,100 shares | Ratio 0.1300% | ▼0.3800% | Below 0.5% |
| 2021-05-25 | Integrated Core Strategies (Asia) Pte. Ltd. | Position 237,800 shares | Ratio 0.5100% | ▲0.1000% | — |
| 2021-05-25 | GOLDMAN SACHS INTERNATIONAL | Position 241,064 shares | Ratio 0.5200% | ▲0.0800% | — |
| 2021-05-18 | GOLDMAN SACHS INTERNATIONAL | Position 203,865 shares | Ratio 0.4400% | ▼0.0600% | Below 0.5% |
| 2021-05-13 | GOLDMAN SACHS INTERNATIONAL | Position 231,965 shares | Ratio 0.5000% | ▲0.0900% | — |
Related Stocks Same TSE 33 sector
| Stock | Market | TSE 33 Sector | TOPIX-17 Sector | Index |
|---|---|---|---|---|
| GNI Group Ltd.2160 | Growth Market(Domestic) | Pharmaceutical | Pharmaceutical | |
| Kyowa Kirin Co.,Ltd.4151 | Prime Market (Domestic) | Pharmaceutical | Pharmaceutical | TOPIX Mid400 |
| Takeda Pharmaceutical Company Limited4502 | Prime Market (Domestic) | Pharmaceutical | Pharmaceutical | TOPIX Core30 |
| Astellas Pharma Inc.4503 | Prime Market (Domestic) | Pharmaceutical | Pharmaceutical | TOPIX Large70 |
| Sumitomo Pharma Co.,Ltd.4506 | Prime Market (Domestic) | Pharmaceutical | Pharmaceutical | TOPIX Mid400 |