PRECISION BIOSCIENCES INC — Director's Dealing 2026

Jan 22, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PRECISION BIOSCIENCES INC (DTIL)
CIK: 0001357874
Period of Report: 2026-01-20

Reporting Person: Scimeca Dario (General Counsel and Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-20	Common Stock	M	1978	—	Acquired	30236	Direct
2026-01-20	Common Stock	M	8425	—	Acquired	38661	Direct
2026-01-20	Common Stock	M	14908	—	Acquired	53569	Direct
2026-01-21	Common Stock	S	8854	$4.03	Disposed	44715	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-20	Restricted Stock Units	$	M	1978	Disposed		Common Stock (1978)	Direct
2026-01-20	Restricted Stock Units	$	M	8425	Disposed		Common Stock (8425)	Direct
2026-01-20	Restricted Stock Units	$	M	14908	Disposed		Common Stock (14908)	Direct

Footnotes

F1: Represents the vesting of Restricted Stock Units ("RSUs") on January 20, 2026.

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

F3: The sales were effected pursuant to a Rule 10b5-1 plan adopted on September 29, 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.

F4: On January 20, 2023 the Reporting Person was granted RSUs, which vested in three substantially equal annual installments beginning on January 20, 2024, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F5: On April 18, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.

F6: On August 22, 2024 the Reporting Person was granted RSUs, which vest in three substantially equal annual installments beginning on January 20, 2025, subject to the Reporting Person's continued service to the Issuer through the applicable vesting dates.