X0202 SCHEDULE 13D/A 0002022284 XXXXXXXX LIVE 3 Class A common stock, par value $0.00001 per share 05/13/2026 false 0001855747 09352U108 Blend Labs, Inc.

7250 Redwood Blvd. Suite 300 Novato CA 94945

Della P. Richardson 512-987-7314 405 Colorado Street Suite 1600 Austin TX 78701 0002022121 N Haveli Brooks Aggregator, L.P. OO N DE 60480050 60480050 60480050 N 21.2 PN The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock, par value $0.00001 per share (the "Class A Common Stock") of Blend Labs, Inc. (the "Issuer") issuable upon conversion of 150,000 shares of Series A Convertible Preferred Stock, par value $0.00001 per share, (the "Series A Preferred Stock") of the Issuer, and (ii) 14,326,205 shares of Class A Common Stock. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in its quarterly report on Form 10-Q filed with the Securities and Exchange Commission on May 7, 2026 (the "Q1 2026 Form 10-Q") and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. 0002022122 N Haveli Investments Software Fund I GP, LLC OO N DE 60480050 60480050 60480050 N 21.2 OO The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock issuable upon conversion of 150,000 shares of Series A Preferred Stock, and (ii) 14,326,205 shares of Class A Common Stock. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in the Q1 2026 Form 10-Q and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. 0002022117 N Haveli Software Management LLC OO N DE 60480050 60480050 60480050 N 21.2 IA The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock issuable upon conversion of 150,000 shares of Series A Preferred Stock, and (ii) 14,326,205 shares of Class A Common Stock. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in the Q1 2026 Form 10-Q and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. 0002022120 N Whanau Interests LLC OO N DE 60480050 60480050 60480050 N 21.2 OO The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock issuable upon conversion of 150,000 shares of Series A Preferred Stock, and (ii) 14,326,205 shares of Class A Common Stock. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in the Q1 2026 Form 10-Q and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. 0002022286 N Haveli Investment Management LLC OO N DE 60480050 60480050 60480050 N 21.2 IA The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock issuable upon conversion of 150,000 shares of Series A Preferred Stock, and (ii) 14,326,205 shares of Class A Common Stock. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in the Q1 2026 Form 10-Q and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. 0002022284 N Haveli Investments, L.P. OO N DE 60480050 60480050 60480050 N 21.2 PN The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock issuable upon conversion of 150,000 shares of Series A Preferred Stock, and (ii) 14,326,205 shares of Class A Common Stock. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in the Q1 2026 Form 10-Q and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. 0001782665 N Brian N. Sheth OO N DE 60610050 60610050 60610050 N 21.3 IN The securities reported in rows 8, 10 and 11 are comprised of (i) 46,153,845 shares of Class A Common Stock issuable upon conversion of 150,000 shares of Series A Preferred Stock, and (ii) 14,326,205 shares of Class A Common Stock, including 130,000 shares of Class A Common Stock held in a family trust for which Mr. Sheth's spouse is the trustee. The number of shares of Class A Common Stock outstanding for purposes of the percentage calculation in row 13 assumes (i) 238,860,271 shares outstanding as of May 1, 2026, as reported by the Issuer in the Q1 2026 Form 10-Q and (ii) 46,153,845 shares of Class A Common Stock issuable upon conversion of the Series A Preferred Stock. Class A common stock, par value $0.00001 per share Blend Labs, Inc. 7250 Redwood Blvd. Suite 300 Novato CA 94945 The statement on Schedule 13D filed on May 6, 2024 (the "Original Schedule 13D"), as amended by Amendment No. 1 to Schedule 13D filed on August 18, 2025 ("Amendment No. 1") and Amendment No. 2 to Schedule 13D filed on November 17, 2025 ("Amendment No. 2"), is hereby amended as set forth below by this Amendment No. 3 ("Amendment No. 3" and, together with the Original Schedule 13D, Amendment No. 1 and Amendment No. 2, the "Schedule 13D"). Except as specifically provided herein, this Amendment No. 3 does not modify any of the information previously reported in the Original Schedule 13D. Capitalized terms used herein and not otherwise defined herein shall have the respective meanings assigned to such terms in the Original Schedule 13D. On April 29, 2026, a warrant previously held by Haveli Brooks Aggregator, L.P. to acquire 11,111,112 shares of Class A Common Stock expired pursuant to its terms. The information contained in rows 11 and 13 on each of the cover pages of this Amendment No. 3 and the information set forth or incorporated in Items 2, 3, 4 and 6 of the Schedule 13D is incorporated by reference in its entirety into this Item 5. The information contained in rows 7, 8, 9 and 10 on each of the cover pages of this Amendment No. 3 and the information set forth or incorporated in Items 2, 3, 4 and 6 of the Schedule 13D is incorporated by reference in its entirety into this Item 5. Except as described in this Schedule 13D (including the exhibits hereto), none of the Reporting Persons nor, to the best knowledge of the Reporting Persons, without independent verification, any person named in Item 2 hereof, has effected any transaction in the shares of Class A Common Stock during the past 60 days. This Amendment No. 3 amends and supplements the Schedule 13D by adding the following: Exhibit 7. Reporting Person Transactions of Class A Common Stock During the Past 60 Days Haveli Brooks Aggregator, L.P. By: Haveli Investments Software Fund I GP, LLC, its General Partner By: Whanau Interests LLC, its Sole Member, /s/ Brian N. Sheth 05/15/2026 Haveli Investments Software Fund I GP, LLC By: Whanau Interests LLC, its Sole Member, /s/ Brian N. Sheth 05/15/2026 Haveli Software Management LLC By: Haveli Investment Management LLC, its sole member, /s/ Brian N. Sheth 05/15/2026 Whanau Interests LLC /s/ Brian N. Sheth 05/15/2026 Haveli Investment Management LLC /s/ Brian N. Sheth 05/15/2026 Haveli Investments, L.P. By: Whanau Interests LLC, its General Partner, /s/ Brian N. Sheth 05/15/2026 Brian N. Sheth /s/ Brian N. Sheth 05/15/2026