Calix (CALX) Form 144: proposed sale of 50,000 shares

Calix (CALX) filed a Form 144 notice for a proposed sale of 50,000 common shares through Morgan Stanley Smith Barney.

Rhea-AI Filing Summary

Calix (CALX) filed a Form 144 notice for a proposed sale of 50,000 common shares through Morgan Stanley Smith Barney. The filing lists an aggregate market value of $3,264,930, an approximate sale date of 11/06/2025, and trading on the NYSE. Shares outstanding were 66,276,473.

The shares to be sold were acquired via a stock option exercise on 11/06/2025 for cash. In the prior three months, the filer reported three sales of common stock: 10,000 shares on 08/28/2025 for $600,000, 10,000 shares on 10/30/2025 for $650,000, and 10,000 shares on 10/31/2025 for $700,000.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did CALX disclose in this Form 144?

A proposed sale of 50,000 common shares with an aggregate market value of $3,264,930 to be sold on or about 11/06/2025 via the NYSE.

Who is the broker for the proposed CALX share sale?

The filing lists Morgan Stanley Smith Barney LLC Executive Financial Services as broker.

How were the CALX shares being sold acquired?

The 50,000 shares were acquired through a stock option exercise on 11/06/2025 with cash payment.

How many CALX shares are outstanding?

Shares outstanding were stated as 66,276,473.

What recent CALX insider sales were reported?

The filer reported sales of 10,000 shares on 08/28/2025 for $600,000, 10,000 on 10/30/2025 for $650,000, and 10,000 on 10/31/2025 for $700,000.

Which exchange is named for the CALX sale?

The filing names the NYSE.

What is the stated aggregate market value of the CALX shares to be sold?

The filing lists an aggregate market value of $3,264,930 for the 50,000 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 11/06/2025 - 04:02 PM EST Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001226868
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	CALIX, INC.
SEC File Number	001-34674
Address of Issuer	3155 Olsen Drive, Suite 450 SAN JOSE CALIFORNIA 95117
Phone	(408) 514-3000
Name of Person for Whose Account the Securities are To Be Sold	CORY J SINDELAR
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	50000	3264930.00	66276473	11/06/2025	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	11/06/2025	Stock Option Exercise	Issuer			50000	11/06/2025	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
CORY J SINDELAR 3155 Olsen Drive, Suite 450 SAN JOSE CA 95117	Common	10/31/2025	10000	700000.00
CORY J SINDELAR 3155 Olsen Drive, Suite 450 SAN JOSE CA 95117	Common	10/30/2025	10000	650000.00
CORY J SINDELAR 3155 Olsen Drive, Suite 450 SAN JOSE CA 95117	Common	08/28/2025	10000	600000.00

144: Remarks and Signature

Remarks
Date of Notice	11/06/2025
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ Cory Joseph Sindelar
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)