Form4insider filings, from the source

Company · CIK 0001406666 · SIC 4899 — Communications Services, NEC · NYSE

CALIX, INC · CALX

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $2.7M · 1net −$2.7M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 27, 2026 SForm 4 →Jul 28, 4:13 pm EDTCarl RussoDirector, 10% Owner75,000$36.20$2,714,8051,569,188−4.56%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 29, 2026 AForm 4 →Jun 30, 4:10 pm EDTCarl RussoDirector, 10% Owner15,999——15,999—