Item 1.01 Entry Into a Material Definitive Agreement.
On October 23, 2018, Proteostasis Therapeutics, Inc. (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”) with Leerink Partners LLC and Piper Jaffray & Co. as representatives of the several underwriters named therein (the “Underwriters”), relating to the underwritten public offering of 11,000,000 shares of the Company’s common stock, par value $0.001 per share (the “Offering”). The price to the public in the Offering was $6.75 per share. The net proceeds to the Company from the Offering are expected to be approximately $74.3 million, after deducting underwriting discounts and commissions and other estimated offering expenses payable by the Company. The Offering is scheduled to close on or about October 26, 2018, subject to customary closing conditions. In addition, under the terms of the Underwriting Agreement, the Company granted the Underwriters an option, exercisable for 30 days, to purchase up to 1,650,000 additional shares of common stock.
The Underwriting Agreement contains customary representations, warranties and agreements by the Company, customary conditions to closing, indemnification obligations of the Company and the Underwriters, including for liabilities under the Securities Act of 1933, as amended (the “Securities Act”), other obligations of the parties and termination provisions.
The Offering was made pursuant to the Company’s effective registration statement onForm S-3 (Registration StatementNo. 333-224180) previously filed with the Securities and Exchange Commission (“SEC”) and a related prospectus supplement and accompanying prospectus. The Underwriting Agreement is filed as Exhibit 1.1 to this report and is incorporated herein by reference. The foregoing description of the terms of the Underwriting Agreement does not purport to be complete and is qualified in its entirety by reference to such exhibit. A copy of the opinion of Goodwin Procter LLP relating to the legality of the issuance and sale of the shares in the Offering is attached as Exhibit 5.1 hereto.
Item 8.01 Other Events.
On October 22, 2018, the Company issued a press release announcing that it had commenced the Offering. On October 23, 2018, the Company issued a press release announcing that it had priced the Offering.
Item 9.01 Financial Statements and Exhibits.
(d) Exhibits
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Exhibit No. | | Description |
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1.1 | | Underwriting Agreement, dated October 23, 2018. |
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5.1 | | Opinion of Goodwin Procter LLP. |
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23.1 | | Consent of Goodwin Procter LLP (included in Exhibit 5.1). |