Nano Holdings,Inc. 4571Short Interest

Estimated short interest in Nano Holdings,Inc. (4571) is 7.00% of shares outstanding as of 2026-09-30. Institutions holding 0.5% or more: Segregated Portfolio D, Arrowstreet Capital, Limited Partnership, Nomura International plc and 1 others.

Growth Market(Domestic) Pharmaceutical Pharmaceutical
Estimated short interest
7.0000%
▼0.1100%
Estimated position (shares)
5,428,513
As of 2026-09-30
Short sellers
16 firms
2065 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.

  • Segregated Portfolio D
  • Arrowstreet Capital, Limited Partnership
  • Nomura International plc
  • Morgan Stanley MUFG Securities Co., Ltd.
  • JPM Securities Japan Co Ltd.
  • Others
7.0000%
Estimated short interest, 2026-09-30
Others3.87%
JPM Securities Japan Co Ltd.0.49%
Morgan Stanley MUFG Securities Co., Ltd.0.51%
Nomura International plc0.64%
Arrowstreet Capital, Limited Partnership0.69%
Segregated Portfolio D0.80%

Current Positions by Short Seller Latest report of each holder

Last report Short seller Position (shares) Ratio Change Status
2023-08-10 Segregated Portfolio D Position 566,100 shares Ratio 0.8000% ▲0.0900% Holding
2026-09-01 Arrowstreet Capital, Limited Partnership Position 633,500 shares Ratio 0.6900% ▼0.1001% Holding
2026-09-30 Nomura International plc Position 580,720 shares Ratio 0.6400% ▼0.1300% Holding
2026-09-30 Morgan Stanley MUFG Securities Co., Ltd. Position 470,894 shares Ratio 0.5100% ▲0.0200% Holding
2024-07-02 JPM Securities Japan Co Ltd. Position 349,893 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2023-11-07 BNP Paribas Arbitrage SNC Position 349,400 shares Ratio 0.4900% ▼0.1000% Below 0.5%
2026-09-04 Nomura Securities Co., Ltd. Position 443,485 shares Ratio 0.4900% ▼0.0601% Below 0.5%
2021-09-02 Deutsche Bank Aktiengesellschaft, London Position 321,103 shares Ratio 0.4500% ▼0.0901% Below 0.5%
2019-07-24 Citigroup Global Markets Limited Position 258,500 shares Ratio 0.4300% ▼0.3601% Below 0.5%
2021-10-18 Credit Suisse AG Position 306,200 shares Ratio 0.4300% ▼0.1201% Below 0.5%
2019-11-26 Credit Suisse Securities (Europe) Limited Position 257,700 shares Ratio 0.3900% ▼0.4100% Below 0.5%
2026-04-17 GOLDMAN SACHS INTERNATIONAL Position 327,495 shares Ratio 0.3900% ▼0.1300% Below 0.5%
2020-06-24 JANE STREET GLOBAL TRADING, LLC Position 225,900 shares Ratio 0.3400% ▼0.3300% Below 0.5%
2025-10-15 UBS AG Position 238,265 shares Ratio 0.3300% ▼0.3600% Below 0.5%
2019-12-05 Credit Suisse Securities (Japan) Limited Position 56,900 shares Ratio 0.0800% ▼0.4800% Below 0.5%
2025-01-06 MERRILL LYNCH INTERNATIONAL Position 39,058 shares Ratio 0.0500% ▼0.5500% Below 0.5%
2026-09-09 Barclays Capital Securities Ltd Position 3,400 shares Ratio 0.0000% ▼0.5300% Closed

Disclosure History 2065 in total

Trade date Short seller Position (shares) Ratio Change Note
2026-09-30 Nomura International plc Position 580,720 shares Ratio 0.6400% ▼0.1300% —
2026-09-30 Morgan Stanley MUFG Securities Co., Ltd. Position 470,894 shares Ratio 0.5100% ▲0.0200% —
2026-09-18 Nomura International plc Position 707,545 shares Ratio 0.7700% ▼0.1200% —
2026-09-14 Nomura International plc Position 811,957 shares Ratio 0.8900% ▼0.1200% —
2026-09-11 Nomura International plc Position 919,957 shares Ratio 1.0100% ▲0.0200% —
2026-09-11 Morgan Stanley MUFG Securities Co., Ltd. Position 444,694 shares Ratio 0.4900% ▼0.2000% Below 0.5%
2026-09-10 Nomura International plc Position 904,757 shares Ratio 0.9900% ▼0.0201% —
2026-09-10 Morgan Stanley MUFG Securities Co., Ltd. Position 625,394 shares Ratio 0.6900% ▼0.0901% —
2026-09-09 Barclays Capital Securities Ltd Position 3,400 shares Ratio 0.0000% ▼0.5300% Closed
2026-09-04 Nomura Securities Co., Ltd. Position 443,485 shares Ratio 0.4900% ▼0.0601% Below 0.5%
2026-09-03 Morgan Stanley MUFG Securities Co., Ltd. Position 702,494 shares Ratio 0.7800% ▼0.0201% —
2026-09-02 Morgan Stanley MUFG Securities Co., Ltd. Position 721,094 shares Ratio 0.8000% ▲0.0200% —
2026-09-01 Arrowstreet Capital, Limited Partnership Position 633,500 shares Ratio 0.6900% ▼0.1001% —
2026-08-31 Nomura International plc Position 911,692 shares Ratio 1.0100% ▲0.1200% —
2026-08-31 Barclays Capital Securities Ltd Position 479,700 shares Ratio 0.5300% ▲0.0900% —
2026-08-28 Nomura International plc Position 804,392 shares Ratio 0.8900% ▼0.0401% —
2026-08-28 Morgan Stanley MUFG Securities Co., Ltd. Position 698,794 shares Ratio 0.7800% ▼0.0500% —
2026-08-27 Nomura International plc Position 831,892 shares Ratio 0.9300% ▼0.0800% —
2026-08-20 Barclays Capital Securities Ltd Position 397,600 shares Ratio 0.4400% ▼0.2900% Below 0.5%
2026-08-20 Morgan Stanley MUFG Securities Co., Ltd. Position 744,494 shares Ratio 0.8300% ▲0.1200% —
2026-08-19 Nomura International plc Position 872,684 shares Ratio 1.0100% ▲0.0300% —
2026-08-19 Barclays Capital Securities Ltd Position 625,800 shares Ratio 0.7300% ▲0.0400% —
2026-08-18 Nomura International plc Position 840,885 shares Ratio 0.9800% ▼0.0901% —
2026-08-18 Barclays Capital Securities Ltd Position 598,800 shares Ratio 0.6900% ▼0.1001% —
2026-08-18 Morgan Stanley MUFG Securities Co., Ltd. Position 635,794 shares Ratio 0.7100% ▲0.0299% —
2026-08-17 Nomura International plc Position 898,978 shares Ratio 1.0700% ▼0.0501% —
2026-08-17 Nomura Securities Co., Ltd. Position 497,285 shares Ratio 0.5500% ▼0.0500% —
2026-08-17 Morgan Stanley MUFG Securities Co., Ltd. Position 614,894 shares Ratio 0.6800% ▼0.1000% —
2026-08-14 Nomura International plc Position 945,277 shares Ratio 1.1200% ▼0.1300% —
2026-08-13 Nomura International plc Position 1,048,677 shares Ratio 1.2500% ▼0.1400% —

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