Covista CFO sells 10,000 shares under 10b5-1 plan

Covista Inc.’s Chief Financial Officer Robert J. Phelan reported an open-market sale of 10,000 shares of common stock.

Rhea-AI Filing Summary

Covista Inc.’s Chief Financial Officer Robert J. Phelan reported an open-market sale of 10,000 shares of common stock. The transaction took place on May 8, 2026 at a weighted average price of $126.2064 per share, in multiple trades between $125.00 and $128.09.

The sale was executed under a pre-established Rule 10b5-1 trading plan adopted on December 12, 2025, as required by Covista’s insider trading policy, which does not permit discretionary trades absent a hardship exception. The shares sold represent holdings above Covista’s Stock Ownership and Holding Requirements, and Phelan now directly owns 55,806 shares of Covista common stock.

Insider Trade Summary 10b5-1

Net Seller: 10,000 shares

Net Sell 1 txn

Insider Phelan Robert J.

Role Chief Financial Officer

Sold 10,000 shs ($1.26M)

Type	Security	Shares	Price	Value
Sale	Common Stock	10,000	$126.2064	$1.26M

Holdings After Transaction: Common Stock — 55,806 shares (Direct)

Footnotes (4)

1. F1. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 in accordance with Covista's Insider Sales and Ownership Policy Addendum.
2. F2. Shares sold represent a portion of holdings in excess of Covista's Stock Ownership and Holding Requirements and were executed in pre-scheduled increments under the trading plan.
3. F3. No discretionary trades by the reporting person are permitted under Covista policy; all sales must occur pursuant to a pre-established Rule 10b5-1 trading plan absent a hardship exception.
4. F4. This transaction was executed in multiple trades at prices ranging from $125.00 to $128.09. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

Key Figures

Shares sold: 10,000 shares Weighted average sale price: $126.2064 per share Price range of trades: $125.00–$128.09 per share +3 more

6 metrics

Shares sold 10,000 shares Open-market sale on May 8, 2026

Weighted average sale price $126.2064 per share Common Stock sale on May 8, 2026

Price range of trades $125.00–$128.09 per share Multiple trades comprising the reported sale

Shares held after transaction 55,806 shares Direct ownership after May 8, 2026 sale

Net shares sold 10,000 shares Net-sell direction in transaction summary

Trading plan adoption date December 12, 2025 Rule 10b5-1 plan governing the sale

Key Terms

Rule 10b5-1 trading plan, Stock Ownership and Holding Requirements, hardship exception, weighted average sales price, +1 more

5 terms

Rule 10b5-1 trading plan regulatory

"This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person"

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

Stock Ownership and Holding Requirements financial

"Shares sold represent a portion of holdings in excess of Covista's Stock Ownership and Holding Requirements"

hardship exception regulatory

"all sales must occur pursuant to a pre-established Rule 10b5-1 trading plan absent a hardship exception"

weighted average sales price financial

"The price reported above reflects the weighted average sales price"

pre-scheduled increments financial

"were executed in pre-scheduled increments under the trading plan"

FAQ

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

What insider transaction did Covista Inc. (CVSA) disclose for its CFO?

Covista Inc. disclosed that CFO Robert J. Phelan sold 10,000 shares of common stock. The sale occurred on May 8, 2026, as an open-market transaction executed under a pre-established Rule 10b5-1 trading plan, rather than as a discretionary trade.

At what price did Covista CFO Robert J. Phelan sell his CVSA shares?

Robert J. Phelan sold his 10,000 Covista shares at a weighted average price of $126.2064 per share. The transaction was executed in multiple trades, with individual prices ranging from $125.00 to $128.09, as disclosed in the Form 4 footnotes.

How many Covista (CVSA) shares does the CFO hold after the reported sale?

After selling 10,000 shares, Covista’s CFO directly holds 55,806 shares of common stock. The filing indicates these remaining shares are owned directly by Robert J. Phelan following the May 8, 2026 open-market sale executed under his Rule 10b5-1 trading plan.

Was the Covista CFO’s sale of shares a discretionary trade?

The sale was not a discretionary trade. Footnotes explain Covista’s policy does not permit discretionary sales absent a hardship exception, and this transaction was executed under a pre-established Rule 10b5-1 trading plan adopted on December 12, 2025.

Why did Covista’s CFO sell 10,000 CVSA shares under the trading plan?

Footnotes state the 10,000 shares sold represented a portion of holdings above Covista’s Stock Ownership and Holding Requirements. The trades were executed in pre-scheduled increments under the Rule 10b5-1 trading plan, consistent with the company’s insider sales policy.

What is noted about the pricing detail for the Covista CFO share sale?

The filing explains the sale was executed in multiple trades between $125.00 and $128.09 per share. The reported $126.2064 figure is a weighted average price, and detailed trade-level information is available upon request from the issuer, the SEC staff, or security holders.

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

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Accepted by SEC EDGAR 05/12/2026 - 04:56 PM 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).

X

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^*

Phelan Robert J.

(Last) (First) (Middle)

233 S. WACKER DRIVE

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)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/08/2026

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)(2)(3)	05/08/2026		S		10,000	D	$126.2064(4)	55,806	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. This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 12, 2025 in accordance with Covista's Insider Sales and Ownership Policy Addendum.

2. Shares sold represent a portion of holdings in excess of Covista's Stock Ownership and Holding Requirements and were executed in pre-scheduled increments under the trading plan.

3. No discretionary trades by the reporting person are permitted under Covista policy; all sales must occur pursuant to a pre-established Rule 10b5-1 trading plan absent a hardship exception.

4. This transaction was executed in multiple trades at prices ranging from $125.00 to $128.09. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

	/s/ Lawrence C. Bachman, attorney-in-fact for Mr. Phelan	05/12/2026
	** 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)