0001620463 2026-01-20 2026-01-20 0001620463 1 2026-01-20 2026-01-20 pure iso4217:USD 0001620463 N/A N/A EX-FILING FEES S-3 S-3 LeonaBio, Inc. false Equity Shares of Common Stock, par value $0.0001 per share, issuable upon exercise of Warrants true 5502402 6.21 34169916.42 0.0001381 4718.87 34169916.42 4718.87 0 0 4718.87 <div class="item-list-element-wrapper" style="display:flex;margin-top:0;justify-content:flex-start;align-items:baseline;margin-bottom:12pt;min-width:2.667%;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:7.5pt;font-family:Times New Roman;font-kerning:none;min-width:2.667%;word-break:keep-all;display:inline-flex;justify-content:flex-start;">(1)</span><div style="display:inline;"><span style="color:#000000;white-space:pre-wrap;font-size:8pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">This registration statement registers the resale of 5,502,402 shares of common stock of the Registrant (“Common Stock”) issuable upon the exercise of a pre-funded warrant issued by the Registrant at an exercise price of $0.001 per share, which may be sold by the selling stockholder identified in the registration statement. </span></div></div><div class="item-list-element-wrapper" style="display:flex;margin-top:0;justify-content:flex-start;align-items:baseline;margin-bottom:12pt;min-width:2.667%;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:7.5pt;font-family:Times New Roman;font-kerning:none;min-width:2.667%;word-break:keep-all;display:inline-flex;justify-content:flex-start;">(2)</span><div style="display:inline;"><span style="color:#000000;white-space:pre-wrap;font-size:8pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Pursuant to Rule 416(a) under the Securities Act of 1933, as amended (the “Securities Act”), this registration statement shall also cover any additional shares of Common Stock that become issuable as a result of any stock dividend, stock split, recapitalization, or other similar transaction effected without the receipt of consideration that results in an increase to the number of outstanding shares of Common Stock, as applicable.</span></div></div><div class="item-list-element-wrapper" style="display:flex;margin-top:0;justify-content:flex-start;align-items:baseline;margin-bottom:12pt;min-width:2.667%;text-align:justify;"><span style="color:#000000;white-space:pre-wrap;font-size:7.5pt;font-family:Times New Roman;font-kerning:none;min-width:2.667%;word-break:keep-all;display:inline-flex;justify-content:flex-start;">(3)</span><div style="display:inline;"><span style="color:#000000;white-space:pre-wrap;font-size:8pt;font-family:Times New Roman;font-kerning:none;min-width:fit-content;">Estimated solely for the purpose of calculating the registration fee pursuant to Rule 457(c) under the Securities Act based on the average of the high and low prices of the Registrant’s common stock on The Nasdaq Capital Market on January 16, 2026, which was approximately $6.21 per share.</span></div></div>