Rambus (RMBS) Director Charles Kissner Sells 5,000 Shares

What Happened
Charles Kissner, a director of Rambus Inc. (RMBS), sold 5,000 shares on August 7, 2026 in an open-market transaction at $100.92 per share, for total proceeds of $504,600. This was a sale (not a purchase), which is often routine rather than a direct bullish signal.

Key Details

• Transaction date: 2026-08-07; sale price: $100.92 per share; total value: $504,600.
• Transaction type: Sale (code S). All shares reported sold at the same exact price.
• Filing date: Form 4 filed on 2026-08-10 (within the typical two-business-day reporting window).
• Shares owned after the transaction: Not disclosed in the provided filing details.
• Footnotes: (1) Sale executed pursuant to a Rule 10b5-1 trading plan adopted May 8, 2026; (2) all shares sold at $100.92; (3) the shares were held directly by Kissner and Associates LLC, of which Kissner is the owner.

Context
Trades executed under a Rule 10b5-1 plan are preplanned and commonly used by insiders to schedule sales; they can limit the informational value of a sale because the timing is prearranged. Sales by non-executive insiders (like directors) are often routine; purchases tend to be more informative about insider confidence. This Form 4 shows a planned sale rather than an opportunistic or ad‑hoc trade.