X0202 SCHEDULE 13G/A 0001193125-24-036149 0001218749 XXXXXXXX LIVE 1 Common Stock, $0.01 par value 06/30/2026 0001675644 FVCBankcorp, Inc. 36120Q101 11325 Random Hills Road Suite 240 Fairfax VA 22030 Rule 13d-1(b) Endeavour Capital Advisors Inc. DE 0 277658 0 277658 277658 N 1.5 IA Laurence M. Austin X1 0 277658 0 277658 277658 N 1.5 IN HC Mitchell J. Katz X1 0 277658 0 277658 277658 N 1.5 HC IN Jonah Marcus X1 0 277658 0 277658 277658 N 1.5 IN HC FVCBankcorp, Inc. 11325 Random Hills Road, Suite 240, Fairfax, VA 22030 This Schedule 13G is being jointly filed by each of the following persons pursuant to Rule 13d-1(k)(1) promulgated by the Securities and Exchange Commission pursuant to Section 13 of the Act, with respect to shares of Common Stock (the "Common Stock") of FVCBankcorp, Inc. (the "Issuer"): (i) Endeavour Capital Advisors Inc. ("Endeavour"), (ii) Laurence M. Austin, (iii) Mitchell J. Katz and (iv) Jonah Marcus. Endeavour Capital Advisors Inc. 410 Greenwich Avenue Greenwich, CT 06830 Endeavour is a Delaware corporation and Messrs. Austin, Katz and Marcus are citizens of the United States of America. N IA HC The information in items 5 through 9 on the cover pages of this Schedule 13G is hereby incorporated by reference. The ownership percentages are based on 18,034,205 shares of Common Stock outstanding as of August 3, 2026, as reported in the Issuer's Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on August 6, 2026. The information in item 11 of the cover pages of this Schedule 13G is hereby incorporated by reference. The information in item 5 of the cover pages of this Schedule 13G is hereby incorporated by reference. The information in item 6 of the cover pages of this Schedule 13G is hereby incorporated by reference. The information in item 7 of the cover pages of this Schedule 13G is hereby incorporated by reference. The information in item 8 of the cover pages of this Schedule 13G is hereby incorporated by reference. N Y Y Y Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11. Endeavour Capital Advisors Inc. /s/ Glenn Hofsess* 08/14/2026 Laurence M. Austin /s/ Laurence M. Austin* 08/14/2026 Mitchell J. Katz /s/ Mitchell J. Katz* 08/14/2026 Jonah Marcus /s/ Jonah Marcus* 08/14/2026 *The Reporting Persons disclaim beneficial ownership in the shares reported herein except to the extent of their pecuniary interest therein, and this report shall not otherwise be deemed an admission that any of them is the beneficial owner of such securities for purposes of Section 13(d) or Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purposes.