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.
Telecommunications equipment companies like Calix, Inc. file detailed disclosures about revenue mix, customer concentration, and technology investments. Calix's SEC filings reveal how the company balances hardware sales with recurring cloud subscriptions, and how federal broadband funding programs affect demand for its products.
The company's 10-K annual reports break down revenue between platform sales and cloud services, showing the transition toward recurring subscription revenue. These filings also disclose customer concentration data, which matters because Calix serves many smaller broadband providers rather than a few large carriers. Our AI summaries highlight these breakdowns so you can track the revenue mix evolution without reading through extensive financial statements.
10-Q quarterly filings provide updates on order trends, gross margins, and operating expenses. For a platform company like Calix, gross margin trends indicate whether cloud subscription growth is improving overall profitability. Quarterly filings also discuss supply chain conditions affecting hardware delivery and inventory levels.
Form 4 insider transactions track when Calix executives and directors buy or sell shares. These filings can signal management confidence in the company's direction, particularly around earnings announcements or major product launches.
8-K material event filings announce earnings releases, executive appointments, and strategic developments. For Calix, these often include information about customer wins, partnership agreements, or federal funding that affects demand for broadband infrastructure.
The DEF 14A proxy statement details executive compensation structures, including how performance metrics like revenue growth and profitability targets factor into management incentives. This context helps evaluate whether leadership incentives align with shareholder interests.
Calix, Inc. (CALX) Form 144 notice: An affiliate proposes to sell 10,000 shares of common stock through Morgan Stanley Smith Barney on 08/28/2025 with an aggregate market value of $600,000. The filing reports the 10,000 shares were acquired on 08/28/2025 by stock option exercise from the issuer and paid in cash on the same date. The issuer shows 65,303,995 shares outstanding. The notice also lists two prior sales by the same person in the past three months: 10,000 shares on 07/23/2025 for $560,000 and 10,000 shares on 06/30/2025 for $520,000. The filing includes the broker's name and address and contains the required seller representation about material nonpublic information.
Calix, Inc. (CALX) insider filing reports a proposed sale of 126,000 common shares through Morgan Stanley Smith Barney LLC on the NYSE, with an aggregate market value of $7,560,000.00 and 65,303,995 shares outstanding. The shares were acquired on 08/28/2025 by stock option exercise from the issuer and payment was made in cash.
The filing identifies prior open-market sales by Michael Weening totaling four transactions in the past three months (100,000 on 06/02/2025 for $4,658,710.00; 92,000 on 07/22/2025 for $5,060,000.00; 108,000 on 07/23/2025 for $6,064,000.00; and 74,000 on 08/04/2025 for $4,218,000.00). The filer certifies no undisclosed material information and the notice follows Rule 144 disclosure requirements.
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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