Director Melinda Brown receives 21,000 DTIL shares as RSUs vest (DTIL)

Rhea-AI Filing Summary

PRECISION BIOSCIENCES INC director Melinda Brown acquired 21,000 shares of Common Stock through RSU vesting. On May 20, 2026, 21,000 Restricted Stock Units converted into the same number of common shares at a price of $0.00 per share, reflecting equity compensation rather than a market purchase.

Each RSU provided a contingent right to receive one share of common stock, based on an award granted on June 3, 2025. Following this vesting event, Brown directly holds 44,346 common shares. No shares were sold, gifted, or withheld for taxes in this filing.

Insights

Equity compensation analyst

Routine RSU vesting grants shares to a director with no sales activity.

Director Melinda Brown had 21,000 Restricted Stock Units vest into 21,000 shares of PRECISION BIOSCIENCES INC common stock on May 20, 2026. The exercise price of $0.00 and matching RSU and share counts confirm this is standard equity compensation.

The award was granted on June 3, 2025 and vested upon the earlier of a one-year anniversary or the next annual stockholder meeting, subject to continued service. After the vesting, Brown holds 44,346 shares directly, with no remaining RSUs shown. The absence of sales or tax-withholding transactions suggests a straightforward, neutral event for shareholders.

Insider Trade Summary

21,000 shares exercised/converted

Mixed 2 txns

Insider Brown Melinda

Role null

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	21,000	$0.00	--
Exercise	Common Stock	21,000	$0.00	--

Holdings After Transaction: Restricted Stock Units — 0 shares (Direct, null); Common Stock — 44,346 shares (Direct, null)

Footnotes (1)

1. Represents the vesting of Restricted Stock Units ("RSUs") on May 20, 2026. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock. On June 3, 2025 the Reporting person was granted RSUs. The RSUs vested on the earlier to occur of (i) June 3, 2026 and (ii) the day immediately prior to the Issuer's next annual meeting of stockholders following the grant date, in either case, subject to the Reporting Person's continued service to the Issuer through the applicable vesting date.

Key Figures

RSUs vested: 21,000 units Common shares acquired: 21,000 shares Exercise price: $0.00 per share +2 more

5 metrics

RSUs vested 21,000 units Restricted Stock Units vesting on May 20, 2026

Common shares acquired 21,000 shares Common Stock received from RSU vesting on May 20, 2026

Exercise price $0.00 per share Conversion of RSUs into Common Stock

Shares held after 44,346 shares Total direct common shares following the transaction

RSU grant date June 3, 2025 Grant date of the Restricted Stock Units

Key Terms

Restricted Stock Units, RSUs, derivative security, vesting

4 terms

Restricted Stock Units financial

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

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

RSUs financial

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

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

derivative security financial

"transaction_code_description": "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

vesting financial

"The RSUs vested on the earlier to occur of (i) June 3, 2026 and (ii) the day immediately prior"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

Form 4 Insider Transactions: What Each Field Means →

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).

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^*

Brown Melinda

(Last) (First) (Middle)

C/O PRECISION BIOSCIENCES, INC.

302 E. PETTIGREW STREET, SUITE A-100

(Street)

DURHAM NORTH CAROLINA 27701

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
PRECISION BIOSCIENCES INC [ DTIL ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/20/2026

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	05/20/2026		M		21,000(1)	A	(2)	44,346	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
Restricted Stock Units	(2)	05/20/2026		M			21,000	(3)	(3)	Common Stock	21,000	$0	0	D

Explanation of Responses:

1. Represents the vesting of Restricted Stock Units ("RSUs") on May 20, 2026.

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

3. On June 3, 2025 the Reporting person was granted RSUs. The RSUs vested on the earlier to occur of (i) June 3, 2026 and (ii) the day immediately prior to the Issuer's next annual meeting of stockholders following the grant date, in either case, subject to the Reporting Person's continued service to the Issuer through the applicable vesting date.

Remarks:

	/s/ Dario Scimeca, Attorney-in-Fact for Melinda Brown	05/22/2026
	** 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)

FAQ

What did DTIL director Melinda Brown report in this Form 4?

Melinda Brown reported the vesting of 21,000 Restricted Stock Units into 21,000 shares of Precision Biosciences common stock. This increased her direct holdings to 44,346 shares and reflects equity compensation, not an open-market stock purchase or sale.

How many Precision Biosciences (DTIL) shares does Melinda Brown now hold?

After the reported RSU vesting, Melinda Brown directly holds 44,346 shares of Precision Biosciences common stock. The increase comes from 21,000 Restricted Stock Units that converted into shares on May 20, 2026, with no corresponding sales or dispositions in this filing.

Were any Precision Biosciences (DTIL) shares sold or disposed of in this Form 4?

No shares were sold or otherwise disposed of in this Form 4. The filing only shows 21,000 Restricted Stock Units vesting into 21,000 common shares, with no sales, gifts, or tax-withholding dispositions reported, indicating a purely compensatory share acquisition.

What are Restricted Stock Units (RSUs) in the context of DTIL’s filing?

In this filing, each RSU represents a contingent right to receive one share of Precision Biosciences common stock. The 21,000 RSUs granted on June 3, 2025 vested on May 20, 2026, converting into 21,000 shares at no cash cost to the director.

When were Melinda Brown’s DTIL RSUs granted and when did they vest?

Melinda Brown’s Restricted Stock Units were granted on June 3, 2025 and vested on May 20, 2026. Vesting occurred based on the earlier of the one-year anniversary or the day before the next annual stockholder meeting, contingent on her continued service to the company.

Does this DTIL Form 4 indicate a change in Melinda Brown’s derivative positions?

Yes, the filing shows 21,000 Restricted Stock Units converting into 21,000 common shares, leaving zero RSUs from this grant outstanding. The derivativeSummary is empty, indicating no remaining RSUs tied to this reported award after the May 20, 2026 vesting event.