NRX Pharmaceuticals, Inc. — Director's Dealing 2018

Nov 21, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Big Rock Partners Acquisition Corp. (BRPA)
CIK: 0001719406
Period of Report: 2018-11-20

Reporting Person: ACKERMAN RICHARD (N/A)
Reporting Person: Big Rock Partners Sponsor, LLC (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-11-20	Common Stock	S	1500000	—	Disposed	225000	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	272500	Indirect

Footnotes

F1: Pursuant to the Agreement among Big Rock Partners Acquisition Corp. (the "Issuer"), Big Rock Partners Sponsor, LLC (the "Sponsor") and BRAC Lending Group LLC (the "Investor"), the Sponsor transferred 1,500,000 shares of common stock of the Issuer in exchange for the terms set forth in the Agreement and an aggregate cash consideration of $1.00. For a description and copy of the Agreement, see the Issuer's Form 8-K filed with the SEC on 11/20/2018.

F2: Mr. Ackerman is the Issuer's President, Chairman and Chief Executive Officer and the managing member of the Sponsor and has the sole voting and dispositive power of the securities held by the Sponsor. Accordingly, Mr. Ackerman may be deemed to have beneficial ownership of such shares.

F3: Represents securities underlying units of the Issuer. Each unit consists of one share of common stock, one right to receive one-tenth of one share of common stock upon the consummation of the Issuer's initial business combination and one-half of one warrant, each whole warrant entitling the holder to purchase one share of common stock.