ACELYRIN closes upsized IPO, raises $621M; shares begin trading on Nasdaq

ACELYRIN, Inc.

Closed IPO of 34,500,000 shares at $18.00 per share, including full exercise of underwriters' option for 4,500,000 additional shares.
Gross proceeds of $621.0 million before underwriting discounts and expenses.
Shares began trading on Nasdaq Global Select Market on May 5, 2023 under ticker SLRN.
Joint book-running managers: Morgan Stanley, Jefferies, TD Cowen, and Piper Sandler.

Key facts

Extracted from this filing and checked against the source text.

Governance Changes SEC 8-K Item 5.03/5.05/5.06 confidence 0.9

ACELYRIN, Inc.: Filed amended and restated certificate of incorporation in connection with IPO closing, effective upon closing of the IPO (effective 2023-05-09).

Change: charter amendment
Effective: 2023-05-09

Exact text from the filing

the Company filed an amended and restated certificate of incorporation (the “Restated Certificate”) with the Secretary of State of the State of Delaware

View on SEC.gov

Governance Changes SEC 8-K Item 5.03/5.05/5.06 confidence 0.9

ACELYRIN, Inc.: Adopted amended and restated bylaws effective upon IPO closing (effective 2023-05-09).

Change: bylaw amendment
Effective: 2023-05-09

Exact text from the filing

Effective as of May 9, 2023, the Company adopted amended and restated bylaws (the “Restated Bylaws”) in connection with the closing of the IPO

View on SEC.gov

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Source: SEC EDGAR

accession 0001193125-23-139427

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