Jayaraman Vivek K 4

What Happened
Vivek K. Jayaraman, Chief Operating Officer of Cerus Corp (CERS), was granted 80,320 shares (award/acquisition) on 2026-03-05 and sold 34,094 shares on 2026-03-06 at a weighted average price of $2.01 for total proceeds of about $68,376. The grant shows an acquisition at $0.00 (typical of restricted stock unit vesting); the subsequent sale appears to be related to tax-withholding rather than a discretionary open-market divestiture.

Key Details

• Transactions: 2026-03-05 — Award/acquisition of 80,320 shares @ $0.00 (recorded value $0). 2026-03-06 — Sale of 34,094 shares @ $2.01 (weighted avg) for $68,376.
• Shares owned after transaction: Not specified in the provided filing.
• Footnotes: F1 — Shares sold pursuant to an instruction intended to comply with Rule 10b5-1 to cover statutory tax withholding and brokerage fees in connection with RSU vesting (not a discretionary sale). F2 — Sale price is a weighted average; shares were sold in a block trade and the reporting person will provide details on request.
• Filing: Form 4 filed 2026-03-09 reporting the 2026-03-05/03-06 transactions. No indication of a late-filing flag in the information provided.

Context
The award is an acquisition (likely RSU vesting), which is common as part of executive compensation and not an open-market purchase signal. The sale was executed under a pre-arranged instruction to cover taxes (10b5-1/tax withholding), a routine administrative step that typically does not reflect a change in the insider’s view of the company.