Perseus Proteomics Inc. 4882Short Interest

Estimated short interest in Perseus Proteomics Inc. (4882) is 10.58% of shares outstanding as of 2026-09-30. Institutions holding 0.5% or more: BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC, BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC, BNP Paribas Arbitrage SNC and 2 others.

Growth Market(Domestic) Pharmaceutical Pharmaceutical
Estimated short interest
10.58%
▼0.01%
Estimated position (shares)
1,607,173
As of 2026-09-30
Short sellers
15 firms
2899 reports

Short Interest Trend Last 5 years, 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.

  • BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC
  • BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC
  • BNP Paribas Arbitrage SNC
  • Barclays Capital Securities Ltd
  • GOLDMAN SACHS INTERNATIONAL
  • Others
10.58%
Estimated short interest, 2026-09-30
Others3.94%
GOLDMAN SACHS INTERNATIONAL0.79%
Barclays Capital Securities Ltd0.83%
BNP Paribas Arbitrage SNC1.41%
BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC1.50%
BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC2.11%

Current Positions by Short Seller Latest report of each holder

Last report Short seller Position (shares) Ratio Change Status
2024-07-01 BNP Paribas Financial Markets SNC formerly known as BNP Paribas Arbitrage SNC Position 311,000 shares Ratio 2.11% ▼0.15% Holding
2023-12-11 BNP Paribas Financial Markets formerly known as BNP Paribas Arbitrage SNC Position 176,900 shares Ratio 1.50% ▲0.09% Holding
2023-12-05 BNP Paribas Arbitrage SNC Position 166,300 shares Ratio 1.41% ▲0.10% Holding
2026-09-18 Barclays Capital Securities Ltd Position 153,900 shares Ratio 0.83% ▼0.18% Holding
2026-09-29 GOLDMAN SACHS INTERNATIONAL Position 145,766 shares Ratio 0.79% ▼0.02% Holding
2026-07-10 GOLDMAN SACHS JAPAN CO., LTD. Position 89,800 shares Ratio 0.48% ▼0.13% Below 0.5%
2025-03-21 ActusRayPartners Limited Position 69,112 shares Ratio 0.46% ▼0.12% Below 0.5%
2026-05-18 Morgan Stanley MUFG Securities Co., Ltd. Position 77,200 shares Ratio 0.45% ▼0.23% Below 0.5%
2026-07-06 JPM Securities Japan Co Ltd. Position 82,000 shares Ratio 0.44% ▼0.08% Below 0.5%
2022-02-15 Credit Suisse AG Position 52,700 shares Ratio 0.44% ▼0.06% Below 0.5%
2025-12-03 BNP Paribas Financial Markets SNC Position 66,300 shares Ratio 0.44% ▼0.32% Below 0.5%
2026-09-09 MERRILL LYNCH INTERNATIONAL Position 65,200 shares Ratio 0.35% ▼0.16% Below 0.5%
2026-09-30 Nomura International plc Position 61,195 shares Ratio 0.33% ▼0.21% Below 0.5%
2026-03-17 UBS AG Position 53,300 shares Ratio 0.31% ▼0.19% Below 0.5%
2024-10-02 Integrated Core Strategies (Asia) Pte. Ltd. Position 36,500 shares Ratio 0.24% ▼0.26% Below 0.5%
2025-05-09 XTX Markets Pte Ltd Position 0 shares Ratio 0.00% ▼0.54% Closed

Disclosure History 2899 in total

Trade date Short seller Position (shares) Ratio Change Note
2026-09-30 Nomura International plc Position 61,195 shares Ratio 0.33% ▼0.21% Below 0.5%
2026-09-29 GOLDMAN SACHS INTERNATIONAL Position 145,766 shares Ratio 0.79% ▼0.02% —
2026-09-28 GOLDMAN SACHS INTERNATIONAL Position 150,966 shares Ratio 0.81% ▲0.04% —
2026-09-25 GOLDMAN SACHS INTERNATIONAL Position 143,666 shares Ratio 0.77% ▼0.11% —
2026-09-24 GOLDMAN SACHS INTERNATIONAL Position 163,266 shares Ratio 0.88% ▼0.09% —
2026-09-18 Nomura International plc Position 64,475 shares Ratio 0.34% ▼0.40% Below 0.5%
2026-09-18 GOLDMAN SACHS INTERNATIONAL Position 178,966 shares Ratio 0.97% ▲0.22% —
2026-09-18 Barclays Capital Securities Ltd Position 153,900 shares Ratio 0.83% ▼0.18% —
2026-09-17 Nomura International plc Position 136,688 shares Ratio 0.74% ▼0.44% —
2026-09-17 GOLDMAN SACHS INTERNATIONAL Position 138,866 shares Ratio 0.75% ▲0.42% —
2026-09-17 Barclays Capital Securities Ltd Position 187,000 shares Ratio 1.01% ▼0.11% —
2026-09-16 Barclays Capital Securities Ltd Position 207,100 shares Ratio 1.12% ▼0.09% —
2026-09-15 Barclays Capital Securities Ltd Position 223,900 shares Ratio 1.21% ▼0.09% —
2026-09-14 Nomura International plc Position 217,573 shares Ratio 1.18% ▼0.19% —
2026-09-14 Barclays Capital Securities Ltd Position 240,400 shares Ratio 1.30% ▲0.13% —
2026-09-11 Barclays Capital Securities Ltd Position 217,000 shares Ratio 1.17% ▼0.09% —
2026-09-10 Nomura International plc Position 253,898 shares Ratio 1.37% ▼0.14% —
2026-09-10 Barclays Capital Securities Ltd Position 232,600 shares Ratio 1.26% ▼0.27% —
2026-09-09 MERRILL LYNCH INTERNATIONAL Position 65,200 shares Ratio 0.35% ▼0.16% Below 0.5%
2026-09-09 Barclays Capital Securities Ltd Position 283,300 shares Ratio 1.53% ▲0.46% —
2026-09-08 Nomura International plc Position 278,366 shares Ratio 1.51% ▲1.09% —
2026-09-08 MERRILL LYNCH INTERNATIONAL Position 94,900 shares Ratio 0.51% ▲0.10% —
2026-09-08 Barclays Capital Securities Ltd Position 198,200 shares Ratio 1.07% ▼0.38% —
2026-09-04 Barclays Capital Securities Ltd Position 267,800 shares Ratio 1.45% ▼0.06% —
2026-09-03 Barclays Capital Securities Ltd Position 279,600 shares Ratio 1.51% ▲0.03% —
2026-09-02 Barclays Capital Securities Ltd Position 274,300 shares Ratio 1.48% ▲0.10% —
2026-09-01 Barclays Capital Securities Ltd Position 254,700 shares Ratio 1.38% ▼0.10% —
2026-08-28 Barclays Capital Securities Ltd Position 274,000 shares Ratio 1.48% ▼0.07% —
2026-08-21 Barclays Capital Securities Ltd Position 285,900 shares Ratio 1.55% ▼0.11% —
2026-08-20 Barclays Capital Securities Ltd Position 306,100 shares Ratio 1.66% ▼0.22% —

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