Spero Therapeutics shareholders approved increase in authorized common shares to 240 million

Spero Therapeutics, Inc.

Spero Therapeutics, Inc.

SPRO

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  • Spero Therapeutics held its annual shareholder meeting on June 23, 2026.
  • Shareholders ratified PricewaterhouseCoopers as independent registered public accounting firm for fiscal 2026.
  • Shareholders authorized an increase in common stock available for issuance to 240,000,000 shares; the charter amendment was filed and took effect June 23, 2026.
  • Shareholders adopted the 2026 Stock Incentive Plan, authorizing up to 12,895,866 shares for issuance under the plan.


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