October 8, 2026 - 144: Report of proposed sale of securities | BETA Technologies, Inc. (BETA)

Form: 144

Report of proposed sale of securities

October 8, 2026

144: Filer Information

144: Issuer Information

144: Securities Information

Title of the Class of Securities To Be SoldName and Address of the BrokerNumber of Shares or Other Units To Be SoldAggregate Market ValueNumber of Shares or Other Units OutstandingApproximate Date of SaleName the Securities Exchange
Common Stock
Fidelity Brokerage Services LLC
245 Summer Street
Boston   MA   02110
27990203720.08126122464810/08/2026
NYSE


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 ClassDate you AcquiredNature of Acquisition TransactionName of Person from Whom AcquiredIs this a Gift?Date Donor AcquiredAmount of Securities AcquiredDate of PaymentNature of Payment *
Common Stock09/22/2008Stock Option ExerciseIssuerCheckbox not checked2799009/22/2008Wire

* 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 SellerTitle of Securities SoldDate of SaleAmount of Securities SoldGross Proceeds
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY
Santa Clara   CA   95054
Common Stock07/09/202624242245616262.39
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY,
Santa Clara   CA   95054
Common Stock07/10/202623457843907277.00
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY
Santa Clara   CA   95054
Common Stock08/05/20261099495221239724.20
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY,
Santa Clara   CA   95054
Common Stock08/12/2026573509119364084.06
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY
Santa Clara   CA   95054
Common Stock08/25/2026138092648491.63
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY,
Santa Clara   CA   95054
Common Stock09/25/20266262213238021.53
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY
Santa Clara   CA   95054
Common Stock10/06/202646037497642609.19
Jayshree Ullal C/O Arista Networks, Inc.
5453 GREAT AMERICA PARKWAY,
Santa Clara   CA   95054
Common Stock10/07/20269699221060920.47

144: Remarks and Signature