Latigo Biotherapeutics (LTGO) shares rose 2.6% to $18.46 in their Nasdaq debut on Friday.
The stock opened at $21 and traded as high as $22.47.
The company priced its upsized initial public offering of 19.2 million common shares at $18 each on Thursday, raising $345.6 million in gross proceeds.
Underwriters were granted 30-day option to purchase up to 2.9 million additional shares.
Price: $18.46, Change: $+0.46, Percent Change: +2.56%