Calix Networks SEC Filings

Calix (CALX) received a Form 144 notice indicating a holder’s intent to sell 50,000 shares of common stock. The filing lists an aggregate market value of $3,266,850.00 and an approximate sale date of 11/04/2025.

The shares were acquired via a stock option exercise on 11/04/2025 with cash payment. The proposed sale is to be executed through Morgan Stanley Smith Barney LLC on the NYSE. As context, 66,276,473 shares were outstanding.

Calix (CALX) reported insider transactions by President & CEO Michael Weening. He exercised 274,000 stock options at $7.84 and sold 274,000 shares pursuant to a Rule 10b5-1 trading plan adopted on February 28, 2025.

On 10/30/2025, he exercised 200,000 shares, then sold 150,000 shares at a weighted average $64.628 (range $64.55–$65.00) and 50,000 shares at $67.5456 (range $67.35–$67.93). On 11/03/2025, he exercised 74,000 shares and sold 74,000 shares at $67.4203 (range $66.245–$69.450). Shares beneficially owned were 16,117 after the reported transactions. The options exercised were fully vested as of November 27, 2023 and expire on November 27, 2029.

Calix (CALX) filed a Form 144 indicating a proposed sale of 74,000 common shares through Morgan Stanley Smith Barney LLC, with an aggregate market value of $4,989,102.20. The filing lists an approximate sale date of 11/03/2025 on the NYSE. The shares were acquired the same day via a stock option exercise for cash.

Shares outstanding were 66,276,473; this is a baseline figure, not the amount being sold. Recent insider sales disclosed in the notice over the past three months include 200,000 shares on 10/30/2025 for $13,071,475.00 and 157,990 shares on 09/10/2025 for $9,803,370.00. The filer represents they do not know of undisclosed material adverse information at the time of the notice.

Calix, Inc. reported insider transactions by CFO Cory Sindelar on a Form 4. He exercised stock options at $5.05 for 10,000 shares on October 30, 2025 and sold 10,000 shares at $65 the same day. He repeated this on October 31, 2025, exercising options at $5.05 for 10,000 shares and selling 10,000 shares at $70.

Following the reported transactions, he held 76,555 shares of common stock directly. The option awards had an exercise price of $5.05, were fully vested as of October 1, 2021, and carry an expiration date of October 1, 2027. The sales were effected pursuant to a Rule 10b5-1 trading plan adopted on February 7, 2025.

Calix, Inc. (CALX) filed a Form 144 indicating that Cory J Sindelar plans to sell 10,000 shares of common stock with an aggregate market value of $700,000. The proposed sale is listed for 10/31/2025 on the NYSE through Morgan Stanley Smith Barney LLC.

The filing notes the shares were acquired via a stock option exercise on 10/31/2025 with cash payment. Recent activity disclosed includes sales by the same seller of 10,000 shares for $650,000 on 10/30/2025 and 10,000 shares for $600,000 on 08/28/2025.

CALX filed a Form 144 notice for a proposed sale of 200,000 shares of common stock through Morgan Stanley Smith Barney LLC, with an aggregate market value of $13,071,475. The approximate sale date is 10/30/2025 on the NYSE.

The shares were acquired via a stock option exercise on 10/30/2025 for cash. The filing lists 66,276,473 shares outstanding for the issuer as context.

Recent activity disclosed includes sales over the past three months by Michael Weening: 74,000 shares for $4,218,000 on 08/04/2025, 126,000 for $7,560,000 on 08/28/2025, 24,000 for $1,440,000 on 09/04/2025, 157,990 for $9,803,370 on 09/10/2025, and 18,010 for $1,134,630 on 09/11/2025.

Calix (CALX) received a Form 144 notice for a proposed sale of 10,000 shares of common stock with an aggregate market value of $650,000. The shares are planned to be sold on or about 10/30/2025 through Morgan Stanley Smith Barney LLC on the NYSE.

The securities were acquired on 10/30/2025 via a stock option exercise for 10,000 shares, paid in cash. In the past three months, the seller reported a sale of 10,000 shares on 08/28/2025 for gross proceeds of $600,000. The filing lists 65,303,995 shares outstanding for the issuer.

Calix, Inc. (CALX) reported stronger quarterly results in its 10-Q. Revenue rose to $265.4 million from $200.9 million, and the company swung to net income of $15.7 million from a loss a year ago. Gross margin improved to 57.3% as platform, cloud and managed services expanded. Year to date, revenue reached $727.6 million and net income was $10.7 million.

Calix ended the quarter with $339.6 million in cash, cash equivalents and marketable securities, up from $297.1 million at year-end. Operating cash flow was $88.9 million for the nine months. The company repurchased $77.0 million of stock year to date, with $125.9 million remaining authorized. Remaining performance obligations were $354.6 million, with 40% expected to be recognized over the next 12 months. Shares outstanding were 66,276,473 as of October 15, 2025.

Calix, Inc. furnished an 8‑K stating it has publicly disseminated a stockholder letter and issued a press release with its financial results for the third quarter ended September 27, 2025. The materials discuss non‑GAAP metrics, including non‑GAAP gross margin, operating expenses, sales and marketing investments, research and development investments, general and administrative investments, effective income tax rate, net income (profitability), net income per diluted share, and free cash flow, with reconciliations to U.S. GAAP provided.

The information is furnished under Item 2.02 and is not deemed filed under the Exchange Act. The press release is attached as Exhibit 99.1 and the stockholder letter with reconciliations as Exhibit 99.2.