Cable Thomas J. 4

What Happened Thomas J. Cable, a director of Omeros Corporation (OMER), exercised 7,500 vested stock options on May 22, 2026 (exercise price $10.84) for a cash outlay of $81,300 and simultaneously sold the 7,500 acquired shares in the open market for total proceeds of $87,039 (weighted avg. sale price $11.61). The filing also shows the underlying derivative (the option) was converted/disposed as part of the exercise. Net proceeds before fees and taxes were approximately $5,739.

Key Details

• Transaction date: May 22, 2026 (reported on Form 4 filed May 27, 2026).
• Exercise: 7,500 shares acquired at $10.84 each = $81,300 (derivative code M).
• Sale: 7,500 shares sold, weighted average price $11.61 = $87,039 (code S).
• Sale executed pursuant to a previously established Rule 10b5-1 trading plan adopted June 14, 2024 (Footnote F1).
• The sales happened in multiple trades at prices from $11.46 to $11.93 (Footnote F2); weighted average reported.
• The filing shows the underlying option was converted/disposed (listed at $0.00 for the derivative portion).
• Shares owned after the transaction are not disclosed in this filing.
• Filing timing: Reported May 27 for a May 22 transaction — this appears later than the typical two-business-day Form 4 deadline.

Context This was effectively a cash exercise and immediate sale (a routine cashless-style transaction) conducted under a pre-established 10b5-1 plan. Such sales are commonly used for orderly disposition and do not, by themselves, indicate the insider’s view of the company’s prospects.