Companies › CALX

CALIX INC (CALX)

Institutional ownership, SEC filings and insider activity

Sector: Telecom & Media · SEC CIK 0001406666 · EDGAR filings · Updated 2026-07-28

CALIX INC (CALX) has reported institutional ownership of 94.7%, with 307 institutional managers holding positions valued at $2.93B per the latest 13F reporting period.

Filings this week (2)

• 2026-07-28 — Insider transaction reported (Form 4)
• 2026-07-27 — Notice of proposed sale filed (Form 144)

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

• 2026-07-21 — Employee-plan registration (S-8) filed
• 2026-07-21 — Quarterly report (10-Q) filed
• 2026-07-20 — Current report (8-K) filed
• 2026-06-30 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, CALIX INC has 307 institutional holders and institutional ownership of 94.7%.

Insider activity

Insiders reported 69 transactions (0 buys, 29 sells) across 12 reporting insiders, with a net reported value of −$99.6M.

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