PRECISION BIOSCIENCES INC — Director's Dealing 2025

Nov 4, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PRECISION BIOSCIENCES INC (DTIL)
CIK: 0001357874
Period of Report: 2025-11-02

Reporting Person: Kelly John Alexander (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-11-02	Common Stock	M	3605	—	Acquired	78601	Direct
2025-11-03	Common Stock	S	1303	$6.49	Disposed	77298	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-11-02	Restricted Stock Units	$	M	3605	Disposed		Common Stock (3605)	Direct

Footnotes

F1: Represents the vesting and settlement of Restricted Stock Units ("RSUs") on November 2, 2025.

F2: Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

F3: Includes 1,511 shares acquired under the Issuer's 2019 Employee Stock Purchase Plan at a price of $4.17

F4: The sales were effected pursuant to a Rule 10b5-1 plan adopted on January 17, 2025. The transaction was a sell-to-cover, with shares only sold to cover tax withholding obligations in connection with the vesting and settlement of RSUs. The Reporting Person did not sell or otherwise dispose of shares reported on this Form 4 for any reason other than to cover required taxes and fees.

F5: On November 2, 2022 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on November 2, 2023, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates. The RSUs vested in full on November 2, 2025.