PTC Therapeutics Reports Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)

SOUTH PLAINFIELD, N.J., June 15, 2023 /PRNewswire/ -- PTC Therapeutics, Inc. (NASDAQ: PTCT) today announced that on June 12, 2023, the company approved non-statutory stock options to purchase an aggregate of 11,260 shares of its common stock and 17,660 restricted stock units ("RSUs"), each representing the right to receive one share of its common stock upon vesting, to 23 new employees. The awards were made pursuant to the Nasdaq inducement grant exception as a component of the new hires' employment compensation.

The inducement grants were approved by PTC's Compensation Committee on June 12, 2023, and are being made as an inducement material to each employee's acceptance of employment with the company in accordance with Nasdaq Listing Rule 5635(c)(4).

All stock option awards have an exercise price of $43.35 per share, the closing price of PTC's common stock on June 12, 2023, the date of the grant. The stock options each have a 10-year term and vest over four years, with 25% of the original number of shares vesting on the first anniversary of the applicable employee's new hire date and 6.25% of the original number of shares vesting at the end of each subsequent three-month period thereafter until fully vested, subject to the employee's continued service with the company through the applicable vesting dates. The RSUs each will vest over four years with 25% of the original number of shares vesting on each annual anniversary of the applicable employee's new hire date until fully vested, subject to the employee's continued service with the company through the applicable vesting dates.

About PTC Therapeutics, Inc.
PTC is a science-driven, global biopharmaceutical company focused on the discovery, development and commercialization of clinically differentiated medicines that provide benefits to patients with rare disorders. PTC's ability to innovate to identify new therapies and to globally commercialize products is the foundation that drives investment in a robust and diversified pipeline of transformative medicines. PTC's mission is to provide access to best-in-class treatments for patients who have little to no treatment options. PTC's strategy is to leverage its strong scientific and clinical expertise and global commercial infrastructure to bring therapies to patients. PTC believes this allows it to maximize value for all its stakeholders.

For more information please contact:

Jeanine Clemente
+1 (908) 912-9406
jclemente@ptcbio.com

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SOURCE PTC Therapeutics, Inc.