Corey Dufresnse plans 10,723-share SYM (SYM) insider stock sale

Rhea-AI Filing Summary

SYM insider Corey C. Dufresnse has filed a notice of proposed sales of Class A Common shares under Rule 144. The filing covers 10,723 shares to be sold through Morgan Stanley Smith Barney LLC, with an aggregate market value of 667719.07, on or about 02/10/2026 on NASDAQ.

The 10,723 shares were acquired on 01/23/2026 as restricted stock vesting under a registered plan in exchange for services rendered. The filing also notes that Dufresnse sold 36872 Class A Common shares in a prior transaction on 01/28/2026 for gross proceeds of 2029196.59.

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

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

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

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
Class A Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	10723	667719.07	125753388	02/10/2026	NASDAQ

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 *
Class A Common	01/23/2026	Restricted stock vesting under a registered plan	Issuer			10723	01/23/2026	Services Rendered

* 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
COREY C DUFRESNSE 200 Research Drive Wilmington MA 01887	Class A Common	01/28/2026	36872	2029196.59

144: Remarks and Signature

Remarks

Date of Notice

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

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)

FAQ

What does the SYM Form 144 filing by Corey C. Dufresnse disclose?

The Form 144 filing discloses Corey C. Dufresnse’s intent to sell 10,723 SYM Class A Common shares under Rule 144. The shares were acquired through restricted stock vesting and are planned for sale on NASDAQ through Morgan Stanley Smith Barney LLC.

How many SYM shares does Corey C. Dufresnse plan to sell under this Form 144?

The filing shows a proposed sale of 10,723 SYM Class A Common shares. These shares have an aggregate market value of 667719.07 and are expected to be sold on or about 02/10/2026 on the NASDAQ exchange through a designated broker.

How did Corey C. Dufresnse acquire the SYM shares listed in this Form 144?

According to the filing, Corey C. Dufresnse acquired 10,723 SYM Class A Common shares on 01/23/2026. The shares came from restricted stock vesting under a registered plan, with the consideration described as services rendered to the issuer rather than a cash purchase.

What prior SYM share sales by Corey C. Dufresnse are reported in the past 3 months?

The document reports that Corey C. Dufresnse sold 36872 SYM Class A Common shares on 01/28/2026. Those shares generated gross proceeds of 2029196.59, and this transaction is listed in the section covering securities sold during the past three months.

How many SYM Class A shares are outstanding in relation to this Form 144 sale?

The filing states that 125753388 SYM Class A Common shares are outstanding. The proposed Rule 144 sale involves 10,723 shares, and this outstanding share figure provides scale for the transaction as of the data presented in the notice.

Which broker will handle the planned SYM share sale in Corey C. Dufresnse’s Form 144?

The planned SYM share sale will be handled by Morgan Stanley Smith Barney LLC Executive Financial Services. Their listed address is 1 New York Plaza, 8th Floor, New York, NY 10004, and the shares are expected to be sold on the NASDAQ market.