CERUS CORP (CERS) is a publicly traded company in the Unknown sector. Across all available filings, 25 corporate insiders have executed 725 transactions totaling $29.3M, demonstrating a bearish sentiment with -$21.8M in net insider flow. The most recent transaction on Nov 24, 2025 involved a sale of 55,000 shares valued at $93.5K.
No significant insider buying has been recorded for CERS in the recent period.
No significant insider selling has been recorded for CERS in the recent period.
Based on recent SEC filings, insider sentiment for CERS is bearish with an Insider Alignment Score of 13/100 and a net flow of -$21.8M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at CERUS CORP (CERS) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 25 insiders are actively trading CERS stock, having executed 725 transactions in the past 90 days. The most active insider is William Mariner Greenman (Executive), who has made 82 transactions totaling $11.3M.
Get notified when executives and directors at CERS file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Nov 24, 2025 | Jensen Chrystal | Executive | Sale | 55,000 | $1.70 | $93.5K | |
| Aug 25, 2025 | A. Gregory Dean | Executive | Purchase | 25,000 | $1.25 | $31.3K | |
| Sep 4, 2024 | Dennis Green Kevin | Executive | Sale | 54,272 | $2.15 | $116.7K | 10b5-1 |
| Sep 3, 2024 | Dennis Green Kevin | Executive | Sale | 28,385 | $2.18 | $61.9K | 10b5-1 |
| Aug 15, 2024 | Jensen Chrystal | Executive | Sale | 16,667 | $2.07 | $34.5K | 10b5-1 |
| Aug 2, 2024 | J. Benjamin Richard | Executive | Sale | 21,605 | $2.50 | $54.0K | 10b5-1 |
| Jun 5, 2024 | Bjerkholt Eric | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | Lucena Ann | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | L. Moore Timothy | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | K. Nachtsheim Jami | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | Schulze Gail | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | Shan Hua | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | N. Swisher Daniel Jr | Executive | Award | 40,000 | $5.00 | $200.0K | |
| Jun 5, 2024 | Witney Frank | Executive | Award | 40,000 | $5.00 | $200.0K | |
| May 13, 2024 | Shan Hua | Executive | Purchase | 2,500 | $1.99 | $5.0K |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 225 | $25.5M | 52.0% |
Exercise(M) | 307 | $14.9M | 30.3% |
Purchase(P) | 86 | $3.8M | 7.7% |
Award(A) | 81 | $3.2M | 6.5% |
Payment(F) | 4 | $1.5M | 3.1% |
Disposition(D) | 6 | $133.3K | 0.3% |
Other(J) | 13 | $104.1K | 0.2% |
Gift(G) | 3 | $0 | 0.0% |
Insider selling pressure at CERUS CORP has increased, with 25 insiders executing 725 transactions across all time. Total sales of $25.5M significantly outpace purchases of $3.8M, resulting in a net outflow of $21.8M. This selling activity appears largely discretionary, which may warrant closer attention from investors.