SCHEDULE 13D/A 0001643560-26-000006 0001643560 XXXXXXXX LIVE 1 Common Shares, no par value 03/10/2026 false 0001829959 25609L105 DOCEBO INC.

366 Adelaide St. West Suite 701 Toronto A6 M5V 1R7

Jason Chapnik 416-477-3490 261 Davenport Road Suite 200 Toronto A6 M5R 1K3 0001643560 N Jason Chapnik SC AF N Z4 32407.00 15913352.00 32407.00 15913352.00 15945759.00 N 61.7 IN Y Intercap Inc. BK WC N Z4 0.00 15913352.00 0.00 15913352.00 15913352.00 N 61.6 CO Common Shares, no par value DOCEBO INC. 366 Adelaide St. West Suite 701 Toronto A6 M5V 1R7 This Amendment No. 1 (this "Amendment No. 1" or this "Schedule 13D/A") amends and supplements the statement on Schedule 13D originally filed with the Securities and Exchange Commission (the "SEC") on February 17, 2026 (the "Statement") by the Reporting Persons. Unless otherwise defined herein, capitalized terms used in this Amendment No. 1 shall have the meanings ascribed to them in the Statement. Unless amended or supplemented below, the information in the Statement remains unchanged. This Schedule 13D/A is being filed on behalf of Intercap Inc., an Ontario corporation ("Intercap"), and Jason Chapnik, an Ontario resident ("Mr. Chapnik"). Intercap and Mr. Chapnik are collectively referred to herein as the "Reporting Persons." The agreement among the Reporting Persons to file this Schedule 13D/A jointly in accordance with Rule 13d-1(k) of the Securities Exchange Act of 1934, as amended (the "Act"), is attached hereto as Exhibit 99.1. The address of the principal business office of each of the Reporting Persons is 261 Davenport Road, Suite 200, Toronto, Ontario, M5R 1K3, Canada. Intercap is a merchant bank. The principal occupation of Mr. Chapnik is founder, Chairman, Chief Executive Officer and Secretary of Intercap. During the last five years, none of the Reporting Persons have been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors). During the last five years, none of the Reporting Persons have been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree of final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws. Intercap is an Ontario corporation. Mr. Chapnik is a Canadian citizen. Item 4 of the Statement is hereby amended and supplemented as follows: On March 11, 2026, the Issuer announced that Intercap was expected to have 372,612 of the Issuer's common shares (the "Common Shares") acquired under the Issuer's substantial issuer bid (the "Offer"), which expired on March 10, 2026, at a price of US$20.40 per Common Share, for an aggregate cash purchase price of US$7,601,284.80. Rows 11 and 13 of each Reporting Person's cover page to this Schedule 13D/A set forth the aggregate number of Common Shares and percentages of the Common Shares beneficially owned by such Reporting Person and are incorporated by reference. The percentage set forth in each row 13 is based upon approximately 25,819,890 Common Shares outstanding upon the expiration of the Offer as reported by the Issuer. In addition, the percentage set forth in row 13 of Mr. Chapnik's beneficial ownership includes the 32,407 Common Shares issuable upon conversion of his vested deferred share units of the Issuer, as calculated in accordance with Rule 13d-3(d)(1)(i). Rows 7 through 10 of each Reporting Person's cover page to this Schedule 13D/A set forth the number of Common Shares as to which such Reporting Person has the sole or shared power to vote or direct the vote and sole or shared power to dispose or to direct the disposition and are incorporated by reference. Except as set forth herein, none of the Reporting Persons has effected any transactions with respect to the securities of the Issuer since the filing of the Statement. No other person is known to have the right to receive or the power to direct the receipt of dividends from, or any proceeds from the sale of, the securities beneficially owned by any of the Reporting Persons. Not applicable. Exhibit 99.1 Joint Filing Agreement Jason Chapnik /s/ Jason Chapnik 03/12/2026 Intercap Inc. /s/ Jason Chapnik 03/12/2026