Calix is trading 5.43% higher at $38.04 after its board announced a $100 million increase to its existing stock repurchase authorization on October 8, with reporting linking the news to an after-hours gain.
- Trading is live; no reliable volume figure was supplied.
- The authorization is discretionary and does not require a specific repurchase amount.
- Broader market context is positive but modest, and may not explain the larger gain.