Prober Charles J. 4

What Happened Charles J. Prober, a director of Life360 (LIF), exercised 7,930 stock options on March 13, 2026 at an exercise price of $11.18 per share (cost $88,657) and immediately sold 7,930 shares in an open-market transaction at $41.40 per share (gross proceeds $328,302). The Form 4 also reports a derivative disposition for 7,930 shares at $0, consistent with conversion/exercise of the option. Net of the exercise cost, the transaction produced a gross difference of about $239,645 before taxes and fees. These trades were executed under a pre-established Rule 10b5-1 plan.

Key Details

• Transaction date: March 13, 2026 (filed March 17, 2026; filing appears within the normal Form 4 timeframe)
• Exercise: 7,930 shares at $11.18 — total cost $88,657
• Sale: 7,930 shares at $41.40 — gross proceeds $328,302
• Derivative note: 7,930 shares reported disposed at $0 (reflects the option conversion/exercise)
• Net change to beneficial ownership from these transactions: zero (7,930 acquired, 7,930 sold)
• Footnotes: F1 — sale effected under a Rule 10b5-1 trading plan adopted March 14, 2025; F2 — holdings include 679 RSUs previously granted; F3 — option vesting schedule described (partial vesting starting April 1, 2024)

Context This was an exercise of stock options followed by an immediate open-market sale (a cashless-style transaction). The sale was carried out under a pre-established 10b5-1 plan, which is a routine mechanism insiders use to sell shares according to predetermined rules and not necessarily an indication of a change in outlook. The filing shows no net increase in shares held by the director from these entries.