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Director departure and audit committee change at LENZ Therapeutics (NASDAQ: LENZ)

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

LENZ Therapeutics, Inc. reports changes to its Board of Directors. On June 30, 2026, director Zach Scheiner resigned from the Board and all its committees, effective immediately.

The company states his resignation did not arise from any dispute or disagreement over its operations, policies or practices. On the same date, the Board reduced its size to six members and appointed Jeff George to the Audit Committee, which now consists of Shelley Thunen, Frederic Guerard and Jeff George.

Positive

  • None.

Negative

  • None.
Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers Governance
Key personnel changes including departures, elections, or appointments of directors and executive officers.
Resignation date June 30, 2026 Effective resignation of director Zach Scheiner
Board size after change 6 directors Board reduced in size following resignation
Audit Committee members 3 members Shelley Thunen, Frederic Guerard, Jeff George
Filing signatory title Chief Financial Officer Role of Daniel Chevallard signing the report
Board of Directors financial
"his resignation as a member of the Company’s Board of Directors"
The Board of Directors is a group of people chosen by a company's owners to help make big decisions and oversee how the company is run. They act like a team of advisors or managers, making sure the company stays on track and meets its goals. Their choices can influence the company's success and how it grows.
Audit Committee financial
"the Board appointed Jeff George to its audit committee (the “Audit Committee”)"
A company's audit committee is a small group of board members who act like independent inspectors for the firm's finances, overseeing how financial reports are prepared, monitoring internal controls, and managing the relationship with external auditors. Investors care because a strong audit committee reduces the risk of accounting errors, fraud, or misleading statements, making financial statements more trustworthy and helping protect shareholder value.
Emerging growth company regulatory
"Emerging growth company"
An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.
principal financial and accounting officer financial
"Chief Financial Officer (Principal Financial and Accounting Officer)"
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Learn about SEC filing dates
FALSE0001815776Solana BeachCalifornia00018157762026-06-302026-06-30

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of The
Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): June 30, 2026
LENZ THERAPEUTICS, INC.
(Exact name of registrant as specified in its charter)
Delaware001-40532 84-4867570
(State or other jurisdiction
of incorporation)
(Commission File Number)
(I.R.S. Employer
Identification No.)
201 Lomas Santa Fe Dr., Suite 300
Solana Beach, California
92075
(Address of principal executive offices)
(Zip code)
(858) 925-7000
(Registrant’s telephone number, including area code)
Not Applicable
(Former name or former address, if changed since last report)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Stock, par value $0.00001 per shareLENZThe Nasdaq Stock Market LLC
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.



Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
On June 30, 2026, Zach Scheiner notified LENZ Therapeutics, Inc. a Delaware corporation (the “Company”) of his resignation as a member of the Company’s Board of Directors (the “Board”) and from all committees of the Board on which he served, effective immediately. Dr. Scheiner’s resignation was not the result of any dispute or disagreement between the Company and Dr. Scheiner on any matter relating to the operations, policies or practices of the Company. Dr. Scheiner has been a valuable member of the Board and the Company expresses its appreciation for Dr. Scheiner’s service and strong work as a member of the Board and the committees on which he served. On June 30, 2026, the Board decreased the size of the Board to six (6) as a result of Dr. Scheiner’s resignation.
Following the resignation of Dr. Scheiner, on June 30, 2026, the Board appointed Jeff George to its audit committee (the “Audit Committee”). Effective upon such appointment, the members of the Audit Committee are Shelley Thunen, Frederic Guerard, and Jeff George.





SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
LENZ THERAPEUTICS, INC.
Dated: July 2, 2026
By:/s/ Daniel Chevallard
Name:Daniel Chevallard
Title:Chief Financial Officer
(Principal Financial and Accounting Officer)

FAQ

What board change did LENZ (LENZ) disclose in this 8-K filing?

LENZ disclosed that director Zach Scheiner resigned from its Board and all committees, effective June 30, 2026. The company emphasized his departure was not due to any dispute or disagreement regarding operations, policies, or practices, and acknowledged his valuable service to the organization.

Did LENZ (LENZ) report any disagreement behind Dr. Scheiner’s resignation?

LENZ stated that Dr. Scheiner’s resignation was not the result of any dispute or disagreement with the company. This includes matters related to operations, policies, or practices, suggesting the departure reflects a routine governance change rather than a conflict-driven event.

How did LENZ (LENZ) adjust its Board size after the resignation?

Following Dr. Scheiner’s resignation on June 30, 2026, LENZ’s Board reduced its size to six directors. This reduction reflects the vacancy created and indicates the company chose not to immediately add another director to maintain the prior board size.

What change did LENZ (LENZ) make to its Audit Committee?

On June 30, 2026, LENZ appointed Jeff George to its Audit Committee. After this appointment, the Audit Committee members are Shelley Thunen, Frederic Guerard, and Jeff George, clarifying the committee’s composition following Dr. Scheiner’s departure from the Board.

Who signed the LENZ (LENZ) 8-K reporting these board changes?

The 8-K was signed on behalf of LENZ Therapeutics, Inc. by Daniel Chevallard. He is identified as the company’s Chief Financial Officer and serves as the principal financial and accounting officer under the Securities Exchange Act requirements.

Filing Exhibits & Attachments

3 documents