OPTiM CORPORATION 3694Short Interest

Estimated short interest in OPTiM CORPORATION (3694) is 2.93% of shares outstanding as of 2026-09-18. Institutions holding 0.5% or more: Barclays Capital Securities Ltd.

Prime Market (Domestic) Information & Communication IT & Services, Others TOPIX Small 2
Estimated short interest
2.9300%
▼0.1600%
Estimated position (shares)
1,624,037
As of 2026-09-18
Short sellers
6 firms
223 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
  • MERRILL LYNCH INTERNATIONAL
  • Daiwa Securities Co. Ltd.
  • Morgan Stanley MUFG Securities Co., Ltd.
  • Nomura International plc
  • Others
2.9300%
Estimated short interest, 2026-09-18
Others0.44%
Nomura International plc0.46%
Morgan Stanley MUFG Securities Co., Ltd.0.47%
Daiwa Securities Co. Ltd.0.49%
MERRILL LYNCH INTERNATIONAL0.49%
Barclays Capital Securities Ltd0.58%

Current Positions by Short Seller Latest report of each holder

Last report Short seller Position (shares) Ratio Change Status
2026-09-16 Barclays Capital Securities Ltd Position 317,500 shares Ratio 0.5800% ▼0.0501% Holding
2022-03-16 MERRILL LYNCH INTERNATIONAL Position 270,616 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2026-06-30 Daiwa Securities Co. Ltd. Position 272,597 shares Ratio 0.4900% ▼0.0401% Below 0.5%
2026-02-12 Morgan Stanley MUFG Securities Co., Ltd. Position 263,724 shares Ratio 0.4700% ▼0.0401% Below 0.5%
2026-06-11 Nomura International plc Position 255,221 shares Ratio 0.4600% ▼0.0600% Below 0.5%
2026-09-18 GOLDMAN SACHS INTERNATIONAL Position 244,379 shares Ratio 0.4400% ▼0.1600% Below 0.5%

Disclosure History 223 in total

Trade date Short seller Position (shares) Ratio Change Note
2026-09-18 GOLDMAN SACHS INTERNATIONAL Position 244,379 shares Ratio 0.4400% ▼0.1600% Below 0.5%
2026-09-16 GOLDMAN SACHS INTERNATIONAL Position 328,479 shares Ratio 0.6000% ▲0.0599% —
2026-09-16 Barclays Capital Securities Ltd Position 317,500 shares Ratio 0.5800% ▼0.0501% —
2026-09-15 GOLDMAN SACHS INTERNATIONAL Position 296,379 shares Ratio 0.5400% ▲0.0500% —
2026-09-11 GOLDMAN SACHS INTERNATIONAL Position 270,879 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2026-09-10 GOLDMAN SACHS INTERNATIONAL Position 275,779 shares Ratio 0.5000% ▲0.0999% —
2026-09-09 Barclays Capital Securities Ltd Position 344,600 shares Ratio 0.6300% ▲0.1400% —
2026-08-19 Barclays Capital Securities Ltd Position 269,700 shares Ratio 0.4900% ▼0.1000% Below 0.5%
2026-08-17 Barclays Capital Securities Ltd Position 324,400 shares Ratio 0.5900% ▼0.0501% —
2026-08-14 Barclays Capital Securities Ltd Position 351,300 shares Ratio 0.6400% ▼0.0700% —
2026-08-05 GOLDMAN SACHS INTERNATIONAL Position 249,365 shares Ratio 0.4500% ▼0.0701% Below 0.5%
2026-07-21 GOLDMAN SACHS INTERNATIONAL Position 288,865 shares Ratio 0.5200% ▲0.0300% —
2026-07-16 Barclays Capital Securities Ltd Position 392,000 shares Ratio 0.7100% ▲0.0999% —
2026-07-14 Barclays Capital Securities Ltd Position 336,200 shares Ratio 0.6100% ▲0.0200% —
2026-07-13 Barclays Capital Securities Ltd Position 324,400 shares Ratio 0.5900% ▼0.0201% —
2026-07-03 Barclays Capital Securities Ltd Position 335,200 shares Ratio 0.6100% ▲0.0599% —
2026-06-30 Daiwa Securities Co. Ltd. Position 272,597 shares Ratio 0.4900% ▼0.0401% Below 0.5%
2026-06-26 Barclays Capital Securities Ltd Position 301,400 shares Ratio 0.5500% ▲0.1300% —
2026-06-16 GOLDMAN SACHS INTERNATIONAL Position 267,965 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2026-06-15 GOLDMAN SACHS INTERNATIONAL Position 277,265 shares Ratio 0.5000% ▲0.0200% —
2026-06-12 GOLDMAN SACHS INTERNATIONAL Position 266,265 shares Ratio 0.4800% ▼0.0801% Below 0.5%
2026-06-11 Nomura International plc Position 255,221 shares Ratio 0.4600% ▼0.0600% Below 0.5%
2026-06-08 Daiwa Securities Co. Ltd. Position 293,197 shares Ratio 0.5300% ▲0.0400% —
2026-06-05 GOLDMAN SACHS INTERNATIONAL Position 306,665 shares Ratio 0.5600% ▲0.0900% —
2026-06-05 Daiwa Securities Co. Ltd. Position 272,397 shares Ratio 0.4900% ▼0.0201% Below 0.5%
2026-06-04 Nomura International plc Position 289,133 shares Ratio 0.5200% ▼0.1501% —
2026-06-04 GOLDMAN SACHS INTERNATIONAL Position 257,965 shares Ratio 0.4700% ▼0.2700% Below 0.5%
2026-06-01 Nomura International plc Position 365,940 shares Ratio 0.6700% ▲0.1000% —
2026-06-01 GOLDMAN SACHS INTERNATIONAL Position 406,265 shares Ratio 0.7400% ▼0.0900% —
2026-05-29 Nomura International plc Position 315,065 shares Ratio 0.5700% ▼0.0901% —

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