Director at Calix (NYSE: CALX) awarded 4,967 RSUs in equity grant

Rhea-AI Filing Summary

CALIX, INC director Christopher J. Bowick received a grant of 4,967 restricted stock units (RSUs). The award was made on May 14, 2026 under the company’s non-employee director equity compensation policy and carries no cash exercise price.

The RSUs will vest in full one day prior to Calix’s next annual stockholder meeting, at which point each unit will convert into one share of common stock. After this grant, Bowick beneficially owns 71,583 shares of Calix common stock, including the 4,967 unvested RSUs from this award.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider BOWICK CHRISTOPHER J

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	4,967	$0.00	--

Holdings After Transaction: Common Stock — 71,583 shares (Direct, null)

Footnotes (1)

1. Represents a grant of restricted stock units ("RSUs") awarded pursuant to the issuer's non-employee director equity compensation policy, that will vest in full one day prior to the issuer's next annual stockholder meeting. Each RSU represents a contingent right to receive one share of the issuer's common stock. Amount of securities beneficially owned includes 4,967 unvested RSUs.

Key Figures

RSUs granted: 4,967 RSUs Post-grant beneficial ownership: 71,583 shares Grant price per share: $0.00 per share

3 metrics

RSUs granted 4,967 RSUs Awarded May 14, 2026 to non-employee director

Post-grant beneficial ownership 71,583 shares Total Calix common stock beneficially owned after grant

Grant price per share $0.00 per share Stock-based award, no cash paid for RSUs

Key Terms

restricted stock units ("RSUs"), non-employee director equity compensation policy, beneficially owned

3 terms

restricted stock units ("RSUs") financial

"Represents a grant of restricted stock units ("RSUs") awarded pursuant to the issuer's non-employee director equity compensation policy"

Restricted stock units (RSUs) are a company promise to give an employee shares of stock (or cash equivalent) in the future, but only after certain conditions—usually staying with the company for a set time or hitting performance goals—are met. Investors watch RSUs because when they vest they increase the number of shares outstanding and can lead insiders to sell shares, affecting share price, company dilution and the true cost of employee pay.

non-employee director equity compensation policy financial

"RSUs awarded pursuant to the issuer's non-employee director equity compensation policy"

beneficially owned financial

"Amount of securities beneficially owned includes 4,967 unvested RSUs"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

BOWICK CHRISTOPHER J

(Last) (First) (Middle)

C/O CALIX, INC.

3155 OLSEN DRIVE, SUITE 450

(Street)

SAN JOSE CALIFORNIA 95117

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
CALIX, INC [ (CALX) ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	05/14/2026		A		4,967(1)	A	$0	71,583(2)	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents a grant of restricted stock units ("RSUs") awarded pursuant to the issuer's non-employee director equity compensation policy, that will vest in full one day prior to the issuer's next annual stockholder meeting. Each RSU represents a contingent right to receive one share of the issuer's common stock.

2. Amount of securities beneficially owned includes 4,967 unvested RSUs.

Remarks:

	/s/ Tom Gemetti as Attorney-in-Fact for Christopher J. Bowick	05/18/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did CALIX (CALX) report for Christopher J. Bowick?

CALIX reported that director Christopher J. Bowick received a grant of 4,967 restricted stock units. The award is part of the company’s non-employee director equity compensation policy and represents a stock-based compensation grant, not an open-market share purchase.

How many CALIX (CALX) shares does Christopher J. Bowick own after this Form 4?

Following the RSU grant, Christopher J. Bowick beneficially owns 71,583 shares of CALIX common stock. This total includes 4,967 unvested restricted stock units that will convert into shares when they vest ahead of the next annual stockholder meeting.

What are the vesting terms of the 4,967 RSUs reported for CALIX (CALX)?

The 4,967 restricted stock units granted to Christopher J. Bowick will vest in full one day before CALIX’s next annual stockholder meeting. Upon vesting, each RSU entitles him to receive one share of the company’s common stock without additional payment.

Was the CALIX (CALX) RSU grant to Christopher J. Bowick an open-market purchase?

No, the RSU grant to Christopher J. Bowick was not an open-market purchase. It was a stock-based compensation award under CALIX’s non-employee director equity compensation policy, with no cash paid per share and vesting based on service until the next meeting.

Why did CALIX (CALX) grant 4,967 RSUs to director Christopher J. Bowick?

CALIX granted 4,967 RSUs to Christopher J. Bowick pursuant to its non-employee director equity compensation policy. Such grants are intended to compensate directors in equity, aligning their interests with shareholders through service-based vesting tied to the next annual stockholder meeting.