ALSOK CO.,LTD. 2331Short Interest

Estimated short interest in ALSOK CO.,LTD. (2331) is 1.37% of shares outstanding as of 2026-09-15. No institution currently holds 0.5% or more.

Prime Market (Domestic) Services IT & Services, Others TOPIX Mid400
Estimated short interest
1.3700%
▼0.5400%
Estimated position (shares)
1,420,461
As of 2026-09-15
Short sellers
4 firms
44 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.

  • Citigroup Global Markets Limited
  • Nomura International plc
  • Diversified Select Opportunities Capital Management, LLC
  • Integrated Core Strategies (Asia) Pte. Ltd.
  • J.P. MORGAN SECURITIES PLC
  • Others
1.3700%
Estimated short interest, 2026-09-15
Integrated Core Strategies (Asia) Pte. Ltd.0.02%
Diversified Select Opportunities Capital Management, LLC0.44%
Nomura International plc0.45%
Citigroup Global Markets Limited0.46%

Current Positions by Short Seller Latest report of each holder

Last report Short seller Position (shares) Ratio Change Status
2018-03-20 Citigroup Global Markets Limited Position 473,818 shares Ratio 0.4600% ▼0.0400% Below 0.5%
2022-05-20 Nomura International plc Position 462,400 shares Ratio 0.4500% ▼0.0701% Below 0.5%
2022-05-26 Diversified Select Opportunities Capital Management, LLC Position 458,500 shares Ratio 0.4400% ▼0.1500% Below 0.5%
2022-05-31 Integrated Core Strategies (Asia) Pte. Ltd. Position 21,800 shares Ratio 0.0200% ▼2.5000% Below 0.5%
2022-05-31 JANE STREET GLOBAL TRADING, LLC Position 2,443 shares Ratio 0.0000% ▼0.5500% Closed
2025-12-23 J.P. MORGAN SECURITIES PLC Position 1,500 shares Ratio 0.0000% ▼0.6300% Closed
2026-09-15 Morgan Stanley MUFG Securities Co., Ltd. Position 0 shares Ratio 0.0000% ▼0.5400% Closed

Disclosure History 44 in total

Trade date Short seller Position (shares) Ratio Change Note
2026-09-15 Morgan Stanley MUFG Securities Co., Ltd. Position 0 shares Ratio 0.0000% ▼0.5400% Closed
2026-09-11 Morgan Stanley MUFG Securities Co., Ltd. Position 2,772,938 shares Ratio 0.5400% ▼0.0700% —
2026-09-08 Morgan Stanley MUFG Securities Co., Ltd. Position 3,162,138 shares Ratio 0.6100% ▲0.0200% —
2026-08-31 Morgan Stanley MUFG Securities Co., Ltd. Position 3,031,224 shares Ratio 0.5900% ▼0.0301% —
2026-08-28 Morgan Stanley MUFG Securities Co., Ltd. Position 3,194,234 shares Ratio 0.6200% ▲0.2500% —
2025-12-23 J.P. MORGAN SECURITIES PLC Position 1,500 shares Ratio 0.0000% ▼0.6300% Closed
2025-12-09 J.P. MORGAN SECURITIES PLC Position 3,232,994 shares Ratio 0.6300% ▲0.1900% —
2023-09-07 J.P. MORGAN SECURITIES PLC Position 1,484,020 shares Ratio 0.2900% ▼0.3100% Below 0.5%
2023-09-04 J.P. MORGAN SECURITIES PLC Position 3,069,920 shares Ratio 0.6000% ▲0.0100% —
2023-09-01 J.P. MORGAN SECURITIES PLC Position 3,056,420 shares Ratio 0.5900% ▼0.0201% —
2023-08-25 J.P. MORGAN SECURITIES PLC Position 3,126,920 shares Ratio 0.6100% ▲0.1599% —
2022-05-31 JANE STREET GLOBAL TRADING, LLC Position 2,443 shares Ratio 0.0000% ▼0.5500% Closed
2022-05-31 Integrated Core Strategies (Asia) Pte. Ltd. Position 21,800 shares Ratio 0.0200% ▼2.5000% Below 0.5%
2022-05-30 Integrated Core Strategies (Asia) Pte. Ltd. Position 2,574,278 shares Ratio 2.5200% ▲0.0800% —
2022-05-27 Integrated Core Strategies (Asia) Pte. Ltd. Position 2,492,382 shares Ratio 2.4400% ▲0.1899% —
2022-05-26 Integrated Core Strategies (Asia) Pte. Ltd. Position 2,301,782 shares Ratio 2.2500% ▲0.1499% —
2022-05-26 Diversified Select Opportunities Capital Management, LLC Position 458,500 shares Ratio 0.4400% ▼0.1500% Below 0.5%
2022-05-25 Integrated Core Strategies (Asia) Pte. Ltd. Position 2,146,282 shares Ratio 2.1000% ▲0.1500% —
2022-05-24 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,995,782 shares Ratio 1.9500% ▲0.1599% —
2022-05-23 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,830,782 shares Ratio 1.7900% ▲0.1500% —
2022-05-20 Nomura International plc Position 462,400 shares Ratio 0.4500% ▼0.0701% Below 0.5%
2022-05-20 JANE STREET GLOBAL TRADING, LLC Position 561,443 shares Ratio 0.5500% ▲0.1500% —
2022-05-20 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,673,782 shares Ratio 1.6400% ▲0.2400% —
2022-05-19 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,437,382 shares Ratio 1.4000% ▲0.0999% —
2022-05-18 Nomura International plc Position 533,400 shares Ratio 0.5200% ▲0.0300% —
2022-05-18 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,332,682 shares Ratio 1.3000% ▲0.1999% —
2022-05-18 Diversified Select Opportunities Capital Management, LLC Position 607,400 shares Ratio 0.5900% ▼0.1000% —
2022-05-17 Nomura International plc Position 503,800 shares Ratio 0.4900% ▼0.0101% Below 0.5%
2022-05-16 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,129,582 shares Ratio 1.1000% ▲0.0400% —
2022-05-09 Integrated Core Strategies (Asia) Pte. Ltd. Position 1,091,482 shares Ratio 1.0600% ▲0.0800% —

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