atect corporation 4241Short Interest

Estimated short interest in atect corporation (4241) is 4.88% of shares outstanding as of 2026-09-11. No institution currently holds 0.5% or more.

Standard Market(Domestic) Chemicals Raw Materials & Chemicals
Estimated short interest
4.8800%
▼0.1200%
Estimated position (shares)
219,386
As of 2026-09-11
Short sellers
13 firms
447 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.

  • JPM Securities Japan Co Ltd.
  • GOLDMAN SACHS INTERNATIONAL
  • BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC
  • XTX Markets Pte Ltd
  • Morgan Stanley MUFG Securities Co., Ltd.
  • Others
4.8800%
Estimated short interest, 2026-09-11
Others2.47%
Morgan Stanley MUFG Securities Co., Ltd.0.46%
XTX Markets Pte Ltd0.48%
BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC0.49%
GOLDMAN SACHS INTERNATIONAL0.49%
JPM Securities Japan Co Ltd.0.49%

Current Positions by Short Seller Latest report of each holder

Last report Short seller Position (shares) Ratio Change Status
2026-07-07 JPM Securities Japan Co Ltd. Position 22,100 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2024-07-23 GOLDMAN SACHS INTERNATIONAL Position 21,900 shares Ratio 0.4900% ▼0.1000% Below 0.5%
2024-03-01 BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC Position 22,100 shares Ratio 0.4900% ▼0.1000% Below 0.5%
2024-06-18 XTX Markets Pte Ltd Position 21,400 shares Ratio 0.4800% ▼0.0501% Below 0.5%
2026-09-11 Morgan Stanley MUFG Securities Co., Ltd. Position 20,500 shares Ratio 0.4600% ▼0.1200% Below 0.5%
2026-08-12 Barclays Capital Securities Ltd Position 20,600 shares Ratio 0.4600% ▼0.1200% Below 0.5%
2026-05-20 Nomura International plc Position 19,286 shares Ratio 0.4300% ▼0.1001% Below 0.5%
2024-07-26 UBS AG Position 18,100 shares Ratio 0.4000% ▼0.1501% Below 0.5%
2020-02-28 Credit Suisse AG Position 17,600 shares Ratio 0.3900% ▼0.1701% Below 0.5%
2019-12-03 Credit Suisse Securities (Japan) Limited Position 15,600 shares Ratio 0.3500% ▼0.5300% Below 0.5%
2024-02-09 MERRILL LYNCH INTERNATIONAL Position 15,900 shares Ratio 0.3500% ▼0.4100% Below 0.5%
2024-01-18 Integrated Core Strategies (Asia) Pte. Ltd. Position 2,400 shares Ratio 0.0500% ▼0.5300% Below 0.5%
2019-11-25 Credit Suisse Securities (Europe) Limited Position 1,900 shares Ratio 0.0400% ▼0.5600% Below 0.5%

Disclosure History 447 in total

Trade date Short seller Position (shares) Ratio Change Note
2026-09-11 Morgan Stanley MUFG Securities Co., Ltd. Position 20,500 shares Ratio 0.4600% ▼0.1200% Below 0.5%
2026-09-08 Morgan Stanley MUFG Securities Co., Ltd. Position 25,800 shares Ratio 0.5800% ▼0.1001% —
2026-09-03 Morgan Stanley MUFG Securities Co., Ltd. Position 30,500 shares Ratio 0.6800% ▼0.0900% —
2026-09-01 Morgan Stanley MUFG Securities Co., Ltd. Position 34,400 shares Ratio 0.7700% ▼0.1000% —
2026-08-28 Morgan Stanley MUFG Securities Co., Ltd. Position 38,800 shares Ratio 0.8700% ▼0.1000% —
2026-08-25 Morgan Stanley MUFG Securities Co., Ltd. Position 43,200 shares Ratio 0.9700% ▼0.1101% —
2026-08-18 Morgan Stanley MUFG Securities Co., Ltd. Position 48,000 shares Ratio 1.0800% ▼0.0900% —
2026-08-13 Morgan Stanley MUFG Securities Co., Ltd. Position 52,100 shares Ratio 1.1700% ▼0.1101% —
2026-08-12 Barclays Capital Securities Ltd Position 20,600 shares Ratio 0.4600% ▼0.1200% Below 0.5%
2026-08-10 Morgan Stanley MUFG Securities Co., Ltd. Position 57,200 shares Ratio 1.2800% ▼0.1000% —
2026-08-07 Morgan Stanley MUFG Securities Co., Ltd. Position 61,300 shares Ratio 1.3800% ▼0.1001% —
2026-08-04 Barclays Capital Securities Ltd Position 26,000 shares Ratio 0.5800% ▼0.0701% —
2026-08-03 Morgan Stanley MUFG Securities Co., Ltd. Position 66,100 shares Ratio 1.4800% ▼0.0701% —
2026-07-30 Barclays Capital Securities Ltd Position 29,000 shares Ratio 0.6500% ▼0.0500% —
2026-07-29 Barclays Capital Securities Ltd Position 31,200 shares Ratio 0.7000% ▲0.0100% —
2026-07-29 Morgan Stanley MUFG Securities Co., Ltd. Position 68,900 shares Ratio 1.5500% ▼0.1300% —
2026-07-23 Morgan Stanley MUFG Securities Co., Ltd. Position 74,700 shares Ratio 1.6800% ▼0.0801% —
2026-07-17 Morgan Stanley MUFG Securities Co., Ltd. Position 78,100 shares Ratio 1.7600% ▼0.1101% —
2026-07-16 Morgan Stanley MUFG Securities Co., Ltd. Position 83,100 shares Ratio 1.8700% ▼0.0700% —
2026-07-14 Morgan Stanley MUFG Securities Co., Ltd. Position 86,400 shares Ratio 1.9400% ▼0.1401% —
2026-07-10 Barclays Capital Securities Ltd Position 30,900 shares Ratio 0.6900% ▲0.0199% —
2026-07-10 Morgan Stanley MUFG Securities Co., Ltd. Position 92,300 shares Ratio 2.0800% ▼0.0201% —
2026-07-07 JPM Securities Japan Co Ltd. Position 22,100 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2026-06-30 JPM Securities Japan Co Ltd. Position 22,200 shares Ratio 0.5000% ▲0.0499% —
2026-06-29 Barclays Capital Securities Ltd Position 32,200 shares Ratio 0.7200% ▲0.0499% —
2026-06-26 Barclays Capital Securities Ltd Position 30,100 shares Ratio 0.6700% ▲0.1099% —
2026-06-26 Morgan Stanley MUFG Securities Co., Ltd. Position 93,300 shares Ratio 2.1000% ▲0.0300% —
2026-06-25 Barclays Capital Securities Ltd Position 25,086 shares Ratio 0.5600% ▼0.0800% —
2026-06-22 Morgan Stanley MUFG Securities Co., Ltd. Position 92,000 shares Ratio 2.0700% ▼0.1201% —
2026-06-18 Barclays Capital Securities Ltd Position 28,500 shares Ratio 0.6400% ▲0.1300% —

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