Covista director Leslie Storms gets 259 stock units

A Covista director's 259 restricted stock units are scheduled to vest in full on November 12, 2026, subject to continued Board service.

Rhea-AI Filing Summary

Covista Inc. director Leslie Storms received an award of 259 restricted stock units on October 15, 2026. Each unit represents a right to receive one share of common stock. The award was a prorated portion of her equity grant amount, based on the number of days between August 17, 2026 and the Annual Meeting date, divided by the $127.24 closing price of CVSA common stock on October 15, 2026. The units vest in full on November 12, 2026, subject to her continued service on the Board through that date.

Insider Trade Summary

Grant/Award: 259 shares

Grant/Award 1 txn

Insider Storms Leslie

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock F1, F2, F3	259	$127.24	$33K

Holdings After Transaction: Common Stock — 259 shares (Direct)

Footnotes (3)

1. F1. The common stock is a restricted stock unit which represents a right to receive one share of common stock for each restricted stock unit.
2. F2. The number of restricted stock units awarded to the Reporting Person is a prorated portion of the Reporting Person's equity grant amount based on the number of days between August 17, 2026 and the Annual Meeting date divided by $127.24, the closing price of CVSA common stock on October 15, 2026.
3. F3. The restricted stock units will vest in full on November 12, 2026, subject to the Reporting Person's continued service on the Board through the vesting date.

Key Figures

Restricted stock units awarded: 259 restricted stock units Closing price: $127.24 per share Award date: October 15, 2026 +1 more

4 metrics

Restricted stock units awarded 259 restricted stock units Awarded October 15, 2026

Closing price $127.24 per share CVSA common-stock closing price on October 15, 2026, used in calculating the prorated award

Award date October 15, 2026 Date of the restricted stock unit award

Vesting date November 12, 2026 Units vest in full, subject to continued Board service through that date

Key Terms

restricted stock unit, prorated portion, vest in full

3 terms

restricted stock unit financial

"a restricted stock unit which represents a right to receive one share"

A restricted stock unit is a promise from a company to give an employee shares of stock after certain conditions are met, like staying with the company for a set amount of time. It’s like earning a bonus that turns into company stock once you’ve proven your commitment, making it a way to motivate and reward employees.

prorated portion financial

"a prorated portion of the Reporting Person's equity grant amount"

vest in full financial

"will vest in full on November 12, 2026"

FAQ

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

How many restricted stock units did Covista (CVSA) director Leslie Storms receive?

Leslie Storms received an award of 259 restricted stock units on October 15, 2026. Each unit represents a right to receive one share of common stock.

When do Leslie Storms's Covista (CVSA) restricted stock units vest?

The 259 restricted stock units vest in full on November 12, 2026, subject to Leslie Storms's continued service on the Board through that date.

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

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Available on EDGAR 10/16/2026 - 04:15 PM EDT Accepted by SEC EDGAR 10/16/2026 - 04:15 PM EDT Learn about SEC filing dates

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^*

Storms Leslie

(Last) (First) (Middle)

233 S. WACKER

SUITE 800

(Street)

CHICAGO ILLINOIS 60606

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Covista Inc. [ CVSA ]

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)
10/15/2026

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(1)	10/15/2026(2)		A		259(3)	A	$127.24	259	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. The common stock is a restricted stock unit which represents a right to receive one share of common stock for each restricted stock unit.

2. The number of restricted stock units awarded to the Reporting Person is a prorated portion of the Reporting Person's equity grant amount based on the number of days between August 17, 2026 and the Annual Meeting date divided by $127.24, the closing price of CVSA common stock on October 15, 2026.

3. The restricted stock units will vest in full on November 12, 2026, subject to the Reporting Person's continued service on the Board through the vesting date.

	/s/ Lawrence C. Bachman, attorney-in-fact for Ms. Storms	10/16/2026
	** 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)