Welcome to our dedicated page for Calix Networks SEC filings (Ticker: CALX), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
Parsing Calix’s cloud-software narrative across hardware margins, deferred SaaS revenue and customer concentration can consume an analyst’s entire morning. Each Calix Networks annual report 10-K simplified buries platform adoption metrics in footnotes, while fast-moving 8-K disclosures reveal new broadband-stimulus contracts. If you’ve searched “Calix SEC filings explained simply,” chased “Calix insider trading Form 4 transactions,” or needed a quick Calix earnings report filing analysis, you know the challenge.
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Use these tools to monitor broadband-funding exposure, gauge how Calix Cloud subscriptions lift gross margin, or spot patterns in Calix executive stock transactions Form 4 before earnings. From S-1 drafts to 10-K, 10-Q, 8-K and SD, every filing is indexed and searchable. Understanding Calix SEC documents with AI means spending less time scrolling and more time acting on data that moves the market.
Michael Weening, who serves as President & CEO and a director of Calix, Inc. (CALX), reported an insider purchase of the issuer's common stock under the company’s Amended and Restated Employee Stock Purchase Plan (ESPP). The report discloses an acquisition on 08/14/2025 of 305 shares at an effective purchase price of $33.6855 per share, reflecting the ESPP provision that uses 85% of the closing price on the first trading day of the purchase period. After the transaction, the filing shows 16,117 shares beneficially owned by the reporting person. The filing notes the transaction is exempt under Rule 16b-3(c).
Cory Sindelar, Calix CFO, reported acquiring 270 shares of Calix common stock under the company's ESPP on 08/14/2025 at an effective purchase price of $33.6855 per share. The purchase was made under the Amended and Restated Employee Stock Purchase Plan for the February 15, 2025 through August 14, 2025 offering period and was priced at 85% of the closing price on the first trading day of that period. After the ESPP purchase, Sindelar beneficially owned 76,555 shares. The filing notes the transaction is exempt under Rule 16b-3(c).
Calix, Inc. (NYSE: CALX) filed a Form 144 indicating a proposed sale of 25,000 common shares through Wells Fargo Clearing Services. The block, acquired via stock-option exercise on 30-Jan-2023, carries an aggregate market value of $1.38 million and is slated for sale on or after 28-Jul-2025. With 65.3 million shares outstanding, the transaction would represent roughly 0.04 % of total shares, suggesting minimal dilution or market overhang. A related entity, Crescentico Trust, sold an identical 25,000-share block on 28-Apr-2025 for $0.99 million. The filer affirms no non-public adverse information and states compliance with Rule 10b5-1 provisions.
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