Abel Robert Lorne 4

What Happened
Robert L. Abel, EVP & Chief Scientific Officer, Platform at Schrodinger (SDGR), sold 1,300 shares in an open-market/broker-assisted transaction on March 4, 2026. The shares were sold at $12.81 per share for a total of $16,653. This was a sale (not a purchase) and was executed under a pre-established 10b5-1 plan to satisfy tax withholding on vested RSUs.

Key Details

• Transaction date and price: 2026-03-04, 1,300 shares at $12.81 each (total $16,653).
• Transaction type: S (Sale); executed under a Rule 10b5-1 trading plan (Footnote F1).
• Reason given: Broker-assisted sale to satisfy withholding tax liability upon RSU vesting; not a discretionary trade (F1).
• Holdings note: Filing indicates there are 49,824 unvested RSUs included in the reporting person's holdings (F2). The Form 4 did not provide a complete total of shares owned after the sale.
• Filing date and timeliness: Form filed 2026-03-06 for a 2026-03-04 transaction — appears timely (within the Form 4 two-business-day rule).

Context
Sales under 10b5-1 plans, especially broker-assisted sales to cover tax withholding on vested restricted stock units, are commonly routine and do not necessarily signal a change in the insider’s view of the company. This filing is factual disclosure of that routine tax-related sale.