Tsubota Laboratory Incorporated 4890Short Interest
Estimated short interest in Tsubota Laboratory Incorporated (4890) is 4.63% of shares outstanding as of 2026-08-26. Institutions holding 0.5% or more: BNP Paribas Arbitrage SNC.
Estimated short interest
4.6300%
▼0.0900%
Estimated position (shares)
1,195,500
As of 2026-08-26
Short sellers
11 firms
204 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.
- BNP Paribas Arbitrage SNC
- GOLDMAN SACHS INTERNATIONAL
- Barclays Capital Securities Ltd
- PDT Partners, LLC
- BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC
- Others
4.6300%
Estimated short interest, 2026-08-26
Others2.11%
BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC0.48%
PDT Partners, LLC0.48%
Barclays Capital Securities Ltd0.48%
GOLDMAN SACHS INTERNATIONAL0.49%
BNP Paribas Arbitrage SNC0.59%
Current Positions by Short Seller Latest report of each holder
| Last report | Short seller | Position (shares) | Ratio | Change | Status |
|---|---|---|---|---|---|
| 2023-08-18 | BNP Paribas Arbitrage SNC | Position 152,200 shares | Ratio 0.5900% | ▼0.0101% | Holding |
| 2023-11-09 | GOLDMAN SACHS INTERNATIONAL | Position 127,000 shares | Ratio 0.4900% | ▼0.1000% | Below 0.5% |
| 2022-12-20 | PDT Partners, LLC | Position 121,900 shares | Ratio 0.4800% | ▼0.0501% | Below 0.5% |
| 2023-12-11 | BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC | Position 125,200 shares | Ratio 0.4800% | ▼0.1100% | Below 0.5% |
| 2026-08-26 | Barclays Capital Securities Ltd | Position 127,000 shares | Ratio 0.4800% | ▼0.0900% | Below 0.5% |
| 2024-04-10 | BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC | Position 121,200 shares | Ratio 0.4700% | ▼0.0401% | Below 0.5% |
| 2023-03-23 | Diversified Select Opportunities Capital Management, LLC | Position 101,100 shares | Ratio 0.3900% | ▼0.2200% | Below 0.5% |
| 2026-03-17 | Morgan Stanley MUFG Securities Co., Ltd. | Position 92,900 shares | Ratio 0.3600% | ▼0.2400% | Below 0.5% |
| 2023-05-25 | UBS AG | Position 91,200 shares | Ratio 0.3600% | ▼0.2200% | Below 0.5% |
| 2022-08-15 | MERRILL LYNCH INTERNATIONAL | Position 76,500 shares | Ratio 0.3000% | ▼0.2601% | Below 0.5% |
| 2022-07-19 | Nomura International plc | Position 59,300 shares | Ratio 0.2300% | ▼0.6100% | Below 0.5% |
Disclosure History 204 in total
| Trade date | Short seller | Position (shares) | Ratio | Change | Note |
|---|---|---|---|---|---|
| 2026-08-26 | Barclays Capital Securities Ltd | Position 127,000 shares | Ratio 0.4800% | ▼0.0900% | Below 0.5% |
| 2026-08-17 | Barclays Capital Securities Ltd | Position 148,600 shares | Ratio 0.5700% | ▼0.0301% | — |
| 2026-08-14 | Barclays Capital Securities Ltd | Position 156,100 shares | Ratio 0.6000% | ▲0.0200% | — |
| 2026-08-05 | Barclays Capital Securities Ltd | Position 151,400 shares | Ratio 0.5800% | ▼0.1100% | — |
| 2026-07-27 | Barclays Capital Securities Ltd | Position 179,700 shares | Ratio 0.6900% | ▼0.0201% | — |
| 2026-07-22 | Barclays Capital Securities Ltd | Position 186,900 shares | Ratio 0.7100% | ▲0.0899% | — |
| 2026-07-21 | Barclays Capital Securities Ltd | Position 160,400 shares | Ratio 0.6200% | ▼0.1701% | — |
| 2026-07-13 | Barclays Capital Securities Ltd | Position 205,300 shares | Ratio 0.7900% | ▼0.0201% | — |
| 2026-07-08 | Barclays Capital Securities Ltd | Position 210,700 shares | Ratio 0.8100% | ▲0.0700% | — |
| 2026-06-16 | Barclays Capital Securities Ltd | Position 192,500 shares | Ratio 0.7400% | ▲0.0599% | — |
| 2026-06-12 | Barclays Capital Securities Ltd | Position 176,100 shares | Ratio 0.6800% | ▼0.0200% | — |
| 2026-06-10 | Barclays Capital Securities Ltd | Position 181,500 shares | Ratio 0.7000% | ▲0.0999% | — |
| 2026-06-03 | Barclays Capital Securities Ltd | Position 151,972 shares | Ratio 0.5800% | ▼0.0201% | — |
| 2026-06-02 | Barclays Capital Securities Ltd | Position 155,172 shares | Ratio 0.6000% | ▼0.1200% | — |
| 2026-05-22 | Barclays Capital Securities Ltd | Position 186,172 shares | Ratio 0.7200% | ▲0.0499% | — |
| 2026-05-20 | Barclays Capital Securities Ltd | Position 174,872 shares | Ratio 0.6700% | ▼0.0600% | — |
| 2026-05-14 | Barclays Capital Securities Ltd | Position 188,572 shares | Ratio 0.7300% | ▲0.0400% | — |
| 2026-05-13 | Barclays Capital Securities Ltd | Position 179,172 shares | Ratio 0.6900% | ▼0.0101% | — |
| 2026-05-12 | Barclays Capital Securities Ltd | Position 181,672 shares | Ratio 0.7000% | ▲0.0100% | — |
| 2026-04-30 | Barclays Capital Securities Ltd | Position 179,272 shares | Ratio 0.6900% | ▼0.0301% | — |
| 2026-04-27 | Barclays Capital Securities Ltd | Position 186,472 shares | Ratio 0.7200% | ▲0.1200% | — |
| 2026-04-23 | Barclays Capital Securities Ltd | Position 155,772 shares | Ratio 0.6000% | ▲0.0300% | — |
| 2026-04-17 | Barclays Capital Securities Ltd | Position 147,372 shares | Ratio 0.5700% | ▼0.0401% | — |
| 2026-04-16 | Barclays Capital Securities Ltd | Position 159,147 shares | Ratio 0.6100% | ▲0.0300% | — |
| 2026-04-08 | Barclays Capital Securities Ltd | Position 149,613 shares | Ratio 0.5800% | ▼0.0401% | — |
| 2026-04-06 | Barclays Capital Securities Ltd | Position 160,872 shares | Ratio 0.6200% | ▲0.1200% | — |
| 2026-04-01 | Barclays Capital Securities Ltd | Position 131,487 shares | Ratio 0.5000% | ▲0.0399% | — |
| 2026-03-18 | Barclays Capital Securities Ltd | Position 107,800 shares | Ratio 0.4100% | ▼0.1800% | Below 0.5% |
| 2026-03-17 | Barclays Capital Securities Ltd | Position 154,400 shares | Ratio 0.5900% | ▲0.2799% | — |
| 2026-03-17 | Morgan Stanley MUFG Securities Co., Ltd. | Position 92,900 shares | Ratio 0.3600% | ▼0.2400% | Below 0.5% |
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 |