Altech Corporation 4641Short Interest

Estimated short interest in Altech Corporation (4641) is 3.87% of shares outstanding as of 2026-09-28. Institutions holding 0.5% or more: Barclays Capital Securities Ltd, GOLDMAN SACHS INTERNATIONAL, Jane Street Asia Trading Limited.

Prime Market (Domestic) Services IT & Services, Others TOPIX Small 2
Estimated short interest
3.8700%
▲0.1200%
Estimated position (shares)
2,160,439
As of 2026-09-28
Short sellers
7 firms
78 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.

  • Barclays Capital Securities Ltd
  • GOLDMAN SACHS INTERNATIONAL
  • Jane Street Asia Trading Limited
  • MERRILL LYNCH INTERNATIONAL
  • Morgan Stanley MUFG Securities Co., Ltd.
  • Others
3.8700%
Estimated short interest, 2026-09-28
Others0.22%
Morgan Stanley MUFG Securities Co., Ltd.0.45%
MERRILL LYNCH INTERNATIONAL0.48%
Jane Street Asia Trading Limited0.50%
GOLDMAN SACHS INTERNATIONAL0.80%
Barclays Capital Securities Ltd1.42%

Current Positions by Short Seller Latest report of each holder

Last report Short seller Position (shares) Ratio Change Status
2026-09-28 Barclays Capital Securities Ltd Position 885,067 shares Ratio 1.4200% ▲0.1199% Holding
2026-08-13 GOLDMAN SACHS INTERNATIONAL Position 499,799 shares Ratio 0.8000% ▲0.0200% Holding
2026-09-18 Jane Street Asia Trading Limited Position 316,722 shares Ratio 0.5000% ▲0.0499% Holding
2024-01-15 MERRILL LYNCH INTERNATIONAL Position 106,448 shares Ratio 0.4800% ▼0.0301% Below 0.5%
2026-08-25 Morgan Stanley MUFG Securities Co., Ltd. Position 280,771 shares Ratio 0.4500% ▼0.1300% Below 0.5%
2022-05-31 Integrated Core Strategies (Asia) Pte. Ltd. Position 37,232 shares Ratio 0.1700% ▼0.9200% Below 0.5%
2026-07-07 Citigroup Global Markets Limited Position 34,400 shares Ratio 0.0500% ▼1.8000% Below 0.5%

Disclosure History 78 in total

Trade date Short seller Position (shares) Ratio Change Note
2026-09-28 Barclays Capital Securities Ltd Position 885,067 shares Ratio 1.4200% ▲0.1199% —
2026-09-18 Jane Street Asia Trading Limited Position 316,722 shares Ratio 0.5000% ▲0.0499% —
2026-09-17 Barclays Capital Securities Ltd Position 809,567 shares Ratio 1.3000% ▲0.1000% —
2026-09-09 Barclays Capital Securities Ltd Position 752,567 shares Ratio 1.2000% ▲0.2300% —
2026-09-03 Barclays Capital Securities Ltd Position 609,667 shares Ratio 0.9700% ▼0.1101% —
2026-08-31 Barclays Capital Securities Ltd Position 676,067 shares Ratio 1.0800% ▼0.0900% —
2026-08-25 Morgan Stanley MUFG Securities Co., Ltd. Position 280,771 shares Ratio 0.4500% ▼0.1300% Below 0.5%
2026-08-21 Barclays Capital Securities Ltd Position 734,267 shares Ratio 1.1700% ▼0.0701% —
2026-08-18 Morgan Stanley MUFG Securities Co., Ltd. Position 367,071 shares Ratio 0.5800% ▼0.0201% —
2026-08-14 Morgan Stanley MUFG Securities Co., Ltd. Position 374,971 shares Ratio 0.6000% ▲0.0100% —
2026-08-13 GOLDMAN SACHS INTERNATIONAL Position 499,799 shares Ratio 0.8000% ▲0.0200% —
2026-08-13 Barclays Capital Securities Ltd Position 777,867 shares Ratio 1.2400% ▼0.1600% —
2026-08-12 GOLDMAN SACHS INTERNATIONAL Position 490,199 shares Ratio 0.7800% ▼0.0201% —
2026-08-10 GOLDMAN SACHS INTERNATIONAL Position 498,599 shares Ratio 0.8000% ▲0.0400% —
2026-08-07 GOLDMAN SACHS INTERNATIONAL Position 476,999 shares Ratio 0.7600% ▼0.0700% —
2026-07-30 GOLDMAN SACHS INTERNATIONAL Position 521,620 shares Ratio 0.8300% ▲0.1400% —
2026-07-30 Barclays Capital Securities Ltd Position 872,328 shares Ratio 1.4000% ▲0.3099% —
2026-07-27 GOLDMAN SACHS INTERNATIONAL Position 431,487 shares Ratio 0.6900% ▼0.0401% —
2026-07-27 Barclays Capital Securities Ltd Position 681,746 shares Ratio 1.0900% ▼0.0900% —
2026-07-22 Barclays Capital Securities Ltd Position 734,546 shares Ratio 1.1800% ▲0.2199% —
2026-07-16 Barclays Capital Securities Ltd Position 602,615 shares Ratio 0.9600% ▲0.1400% —
2026-07-10 GOLDMAN SACHS INTERNATIONAL Position 455,505 shares Ratio 0.7300% ▲0.0599% —
2026-07-07 Citigroup Global Markets Limited Position 34,400 shares Ratio 0.0500% ▼1.8000% Below 0.5%
2026-07-03 Morgan Stanley MUFG Securities Co., Ltd. Position 370,471 shares Ratio 0.5900% ▼0.0101% —
2026-07-02 GOLDMAN SACHS INTERNATIONAL Position 417,605 shares Ratio 0.6700% ▼0.0400% —
2026-07-02 Barclays Capital Securities Ltd Position 514,315 shares Ratio 0.8200% ▲0.0299% —
2026-07-01 Citigroup Global Markets Limited Position 1,156,500 shares Ratio 1.8500% ▼0.3901% —
2026-06-29 Morgan Stanley MUFG Securities Co., Ltd. Position 124,957 shares Ratio 0.6000% ▲0.0100% —
2026-06-26 Morgan Stanley MUFG Securities Co., Ltd. Position 123,757 shares Ratio 0.5900% ▲0.1499% —
2026-06-25 Citigroup Global Markets Limited Position 466,600 shares Ratio 2.2400% ▲0.9900% —

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