STOCK TITAN

Casella Waste Systems (CWST) COO awarded 25,000 stock options at $92.52 strike

(Neutral)
(Neutral)
Form Type
4

Rhea-AI Filing Summary

CASELLA WASTE SYSTEMS INC Executive VP and COO Damian Andrew Ribar received a grant of 25,000 employee stock options on August 11, 2026. The options have a $92.52 per-share exercise price and are exercisable for an equal number of Class A Common Stock shares.

The grant vests in three equal installments: one-third of the options become exercisable on August 11, 2027, with additional one-third portions becoming exercisable on each of the second and third anniversaries of the grant date. Following this grant, Ribar directly holds 25,000 options under this award, which expire on August 10, 2036.

Positive

  • None.

Negative

  • None.
Insider Ribar Damian Andrew
Role Executive VP and COO
Type Security Shares Price Value
Grant/Award Employee Stock Option (right to buy) F1 25,000 $0.00 $0.00
Holdings After Transaction: Employee Stock Option (right to buy) — 25,000 shares (Direct)
Footnotes (1)
  1. F1. This option shall become exercisable with respect to one-third of the shares on August 11, 2027, and shall become exercisable as to an additional one-third of the shares on each of the second and third anniversaries of the grant date.
Options granted 25,000 options Employee Stock Option grant on August 11, 2026
Exercise price $92.52 per share Conversion or exercise price of the employee stock option
Underlying shares 25,000 shares Class A Common Stock underlying the option grant
Post-transaction options held 25,000 options Total options following this reported grant
Grant date August 11, 2026 Date of employee stock option grant
First vesting date August 11, 2027 Date when one-third of the options become exercisable
Option expiration August 10, 2036 Expiration date of the employee stock option award
Employee Stock Option financial
"security_title: Employee Stock Option (right to buy)"
An employee stock option is a promise that lets a worker buy company shares later at a predetermined price, often after they stay for a certain period or meet performance goals — think of it like a coupon that locks in today's price for a future purchase. It matters to investors because options align employees’ incentives with company performance, can increase the number of shares outstanding (dilution) when exercised, and represent a compensation cost that affects reported profits and shareholder value.
exercise price financial
"conversion or exercise price: 92.5200"
The exercise price is the fixed amount at which you can buy or sell an asset, like a stock, when using an options contract. It matters because it helps determine whether exercising the option will be profitable or not, depending on the current market price. Think of it as the set price you agree on today to buy or sell later.
Class A Common Stock financial
"underlying_security_title: Class A Common Stock"
Class A common stock is a category of a company’s shares that carries a specific set of ownership rights—most commonly defined voting power and claims on dividends—set out in the company’s charter. For investors it matters because the class determines how much influence you have over corporate decisions, the share’s likely dividend and trading behavior, and how it compares in value to other share classes, like choosing a particular seat with different privileges at the company’s decision-making table.
vest financial
"This option shall become exercisable with respect to one-third of the shares"
A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

FAQ

What did CWST Executive VP and COO Damian Ribar report on this Form 4?

Damian Andrew Ribar reported a grant of 25,000 employee stock options for CASELLA WASTE SYSTEMS INC Class A Common Stock with a $92.52 exercise price, expiring on August 10, 2036, as part of his compensation.

What is the exercise price of Damian Ribar’s new CWST stock options?

The options granted to Damian Ribar carry a $92.52 per-share exercise price. Each option allows the purchase of one share of Class A Common Stock once vested and exercisable under the vesting schedule disclosed.

How many CWST options does Damian Ribar hold after this reported transaction?

After the reported grant, Damian Ribar holds 25,000 stock options from this award. These options are held directly and relate to an equal number of Class A Common Stock shares as the underlying security.

When do Damian Ribar’s newly granted CWST options begin to vest?

The options begin to vest on August 11, 2027. One-third of the options become exercisable then, with additional one-third portions becoming exercisable on each of the second and third anniversaries of the grant date.

What is the expiration date for Damian Ribar’s CWST stock option grant?

The granted employee stock options expire on August 10, 2036. After that date, any unexercised options under this award for Class A Common Stock will no longer be exercisable.

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

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google
Add on Google
Learn about SEC filing dates
SEC Form 4
FORM 4UNITED 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*
Ribar Damian Andrew

(Last)(First)(Middle)
25 GREENS HILL LANE

(Street)
RUTLAND VERMONT 05701

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
CASELLA WASTE SYSTEMS INC [ CWST ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Executive VP and COO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
08/11/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm 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)
CodeVAmount(A) or (D)Price
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Stock Option (right to buy)$92.5208/11/2026A25,000 (1)08/10/2036Class A Common Stock25,000$025,000D
Explanation of Responses:
1. This option shall become exercisable with respect to one-third of the shares on August 11, 2027, and shall become exercisable as to an additional one-third of the shares on each of the second and third anniversaries of the grant date.
Remarks:
/s/Damian Andrew Ribar08/12/2026
** Signature of Reporting PersonDate
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)