INTRODUCTION
This Rule 13e-3 Transaction Statement on Schedule 13E-3, together with the
attached exhibits and annexes (this Schedule 13E-3), is being filed by (i) GreenLight Biosciences Holdings, PBC, a Delaware corporation (GreenLight or the
Company), the issuer of the common stock that is the subject of the Rule 13e-3 transaction described below, (ii) the persons listed on the cover of this Schedule 13E-3 and (iii) and the Additional Filers listed on the inside cover of this Schedule 13E-3. Each of the Additional Filers listed on the inside cover of this Schedule
13E-3 has been included because such person is a Rollover Investor (as defined below) and, as a Rollover Investor, may be deemed to be a participant in a group within the meaning of Section 13(d)(3) of the Securities Exchange Act of
1934, as amended (the Exchange Act) and, as a result of such participation in a group, may be deemed to be an affiliate of the Company for purposes of Rule 13e-3(a)(1) under the Exchange Act. The inclusion of such
person as an Additional Filer shall not be deemed an admission that such person is a member of a group or an affiliate of the Company. Each Additional Filer listed on the inside cover of this Schedule 13E-3 has consented to being listed thereon and
has executed a signature page to this Schedule 13E-3. The exclusion of any Rollover Investor who did not consent to being named as an Additional Filer shall not be deemed to indicate that such Rollover Investor is not a member of a group or an
affiliate of the Company. Each Rollover Investor was notified that it may be deemed an affiliate required to file a Schedule 13E-3 and provided an opportunity to be included as an Additional Filer of this Schedule 13E-3.
This Schedule 13E-3 relates to the cash tender offer (the Offer) by SW MergerCo, Inc., a Delaware
corporation (Merger Sub or Purchaser) and a wholly owned subsidiary of SW ParentCo, Inc., a Delaware corporation (Parent), to purchase all of the issued and outstanding common stock, par value
$0.0001, of GreenLight (referred to as the common stock, the Company Common Stock or the GreenLight Common Stock and each such share, a Share and collectively, the
Shares), other than certain excluded shares, at an offer price of $0.30 per Share, net to the holder of such Share, in cash, without interest and subject to any applicable withholding taxes (the Offer Price).
Fall Line Endurance Fund, LP (Fall Line) owns all of the issued and outstanding shares of capital stock of Parent. Fall Line Endurance GP, LLC, a Delaware limited liability company (Fall Line GP), is the general
partner of Fall Line and exercises control over Fall Line. Mr. Clay Mitchell and Mr. Eric OBrien are the sole members of Fall Line GP.
The Offer is being made upon the terms and subject to the conditions set forth in the Offer to Purchase, dated June 21, 2023, and the related Letter of
Transmittal, pursuant to the Agreement and Plan of Merger (as it may be amended from time to time, the Merger Agreement), dated as of May 29, 2023, by and among GreenLight, Parent and Purchaser. The Offer is described in a Tender
Offer Statement on Schedule TO (as it may be amended or supplemented from time to time, the Schedule TO), filed by Purchaser and Parent with the Securities and Exchange Commission (the SEC) on June 14,
2023, which contains as exhibits an Offer to Purchase dated June 21, 2023 (the Offer to Purchase), and the related Letter of Transmittal (the Letter of Transmittal), which Letter of Transmittal, together
with the Offer to Purchase, as each of them may be amended or supplemented from time to time, constitutes the Offer.
Pursuant to the Merger Agreement,
upon the terms of and subject to the conditions thereof, Purchaser shall (and Parent shall cause Purchaser to) (i) promptly after the Expiration Date (as defined below), accept for payment (the time of such acceptance, the Offer
Acceptance Time) all Shares validly tendered (and not validly withdrawn) pursuant to the Offer, and (ii) as promptly as practicable following the Offer Acceptance Time, pay the Offer Price for all such Shares (such aggregate amount,
the Offer Acceptance Consideration) and Parent shall provide or cause to be provided to Purchaser the consideration necessary for Purchaser to comply with such obligations to accept for payment and pay for such Shares. The
proceeds obtained by Parent from the committed convertible debt financing described herein will be sufficient to fund the Offer Acceptance Consideration and the consideration payable upon the consummation of the Merger (as defined below).
Certain existing stockholders of GreenLight, each of whom is an accredited investor pursuant to Regulation D (each a Rollover Investor),
entered into, prior to the execution of the Merger Agreement, those certain Contribution and Exchange Agreements, each dated as of May 29, 2023, with Parent (collectively the Rollover Agreements), pursuant to which each
Rollover Investor committed to exchange their shares of GreenLight Common Stock (such stock, Rollover Shares) on a 1-to-1 basis for shares of newly
authorized Series A-2 Preferred Stock, par value $0.0001 per share of Parent, effective immediately prior to the Effective Time (as defined in the Merger Agreement). The Rollover Shares constitute
approximately 79.46% of the total issued and outstanding shares of Common Stock as of June 14, 2023. The Rollover Agreements will terminate upon the first to occur of the consummation of the Merger, the date and time that the Merger Agreement
is terminated in accordance with its terms and the date and time that the board of directors of GreenLight (the Board) or the special committee appointed by the Board makes an Adverse Recommendation Change (as defined in the
Merger Agreement) in accordance with the Merger Agreement.