SCHEDULE 13D/A 0001140361-24-041401 0001890568 XXXXXXXX LIVE 4 Common Stock, par value $0.01 per share 03/02/2026 0001865782 10950A106 BrightSpring Health Services, Inc.

805 N. Whittington Parkway, Louisville KENTUCKY X1 40222

Christopher Lee, Esq. (212) 750-8300 Kohlberg Kravis Roberts & Co. L.P. 30 Hudson Yards New York NY 10001 0001890568 N KKR Phoenix Aggregator L.P. OO DE 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 PN Y KKR Phoenix Aggregator GP LLC OO DE 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 OO Y KKR Americas Fund XII L.P. OO E9 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 PN Y KKR Associates Americas XII L.P. OO E9 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 PN Y KKR Americas XII Limited. OO E9 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 CO Y KKR Group Partnership L.P. OO E9 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 PN Y KKR Group Holdings Corp. OO DE 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 CO Y KKR Group Co. Inc. OO DE 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 CO Y KKR & Co. Inc. OO DE 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 CO Y KKR Management LLP OO DE 41824259.00 0.00 41824259.00 0.00 41824259.00 21.7 PN Y Henry R. Kravis OO X1 0.00 41873554.00 0.00 41873554.00 41873554.00 21.8 IN Y George R. Roberts OO X1 0.00 41938202.00 0.00 41938202.00 41938202.00 21.8 IN Common Stock, par value $0.01 per share BrightSpring Health Services, Inc. 805 N. Whittington Parkway, Louisville KENTUCKY X1 40222 This amendment No. 4 ("Amendment No. 4") amends and supplements the Schedule 13D originally filed with the Securities and Exchange Commission on September 18, 2024, as amended by Amendment No. 1 filed with the Securities and Exchange Commission on June 12, 2025, as amended by amendment No. 2 filed with the Securities and Exchange Commission on June 26, 2025, as amended by amendment No. 3 filed with the Securities and Exchange Commission on October 22, 2025 (as amended, this "Schedule 13D") relating to the common stock, par value $0.01 per share (the "Common Stock"), of BrightSpring Health Services, Inc. (the "Issuer"), a Delaware corporation. Except as specifically provided herein, this Amendment No. 4 does not modify any of the information previously reported in the Schedule 13D. Capitalized terms used but not defined herein shall have the meanings attributed to them in the Schedule 13D. Item 4 of the Schedule 13D is hereby amended and supplemented as follows: On March 2, 2026, KKR Phoenix Aggregator L.P., as a selling stockholder, the Issuer, and the other selling stockholders identified therein, entered into an underwriting agreement (the "Underwriting Agreement") with Goldman Sachs & Co. LLC, (the "Underwriter"), providing for the offer and sale of 20,000,000 shares of Common Stock by the selling stockholders, including 19,715,000 shares by KKR Phoenix Aggregator L.P. (the "Offering"), and purchase by the Underwriter of the shares of Common Stock, at a net price to KKR Phoenix Aggregator L.P. of $40.961 per share. The Offering closed on March 4, 2026. The Offering was made pursuant to the Issuer's shelf registration statement on Form S-3 (File No. 333- 287916), as supplemented by a base prospectus dated June 10, 2025 as supplemented by a preliminary prospectus supplement and prospectus supplement, each dated March 2, 2026. Pursuant to the Underwriting Agreement, KKR Phoenix Aggregator L.P. has entered into a lock-up agreement (the "Lock-Up Agreement") with the Underwriter pursuant to which it has agreed with the Underwriter, subject to customary exceptions, not to offer, sell, contract to sell, sell any option or contract to purchase, purchase any option or contract to sell, grant any option, right or warrant to purchase, lend, or otherwise transfer or dispose of, directly or indirectly, any shares of Common Stock, or any securities convertible into or exercisable or exchangeable for Common Stock, during the period from March 2, 2026 continuing through the date 60 days thereafter, except with the prior written consent of the Underwriter. The descriptions of the Underwriting Agreement and Lock-Up Agreement contained in this Item 4 are not intended to be complete and are qualified in their entirety by reference to the Underwriting Agreement and Form of Lock-Up Agreement, each of which is filed as an exhibit hereto and incorporated by reference herein. Items 5(a) - (c) of the Schedule 13D are hereby amended and restated as follows: The information set forth in Item 4 of the Schedule 13D is hereby incorporated by reference into this Item 5. The response of the Reporting Persons to rows 7 through 13 on the cover page of this Schedule 13D are incorporated by reference herein. As of March 4, 2026, KKR Phoenix Aggregator L.P. directly holds 41,824,259 shares of Common Stock, a foundation over which Mr. Kravis may be deemed to have shared investment and voting power directly holds 49,295 shares of Common Stock, and a foundation over which Mr. Roberts may be deemed to have shared investment and voting power directly holds 113,943 shares of Common Stock representing approximately 21.8% of the outstanding shares of Common Stock of the Issuer. Calculations of the Common Stock beneficially owned are based on an aggregate of 192,369,354 shares of Common Stock outstanding as of the closing of the Offering, as reported in the Issuer's prospectus supplement on Form 424B7 filed with the Securities and Exchange Commission on March 3, 2026. KKR Phoenix Aggregator GP LLC (as the general partner of KKR Phoenix Aggregator L.P.), KKR Americas Fund XII L.P. (as the sole member of KKR Phoenix Aggregator GP LLC), KKR Associates Americas XII L.P. (as the general partner of KKR Americas Fund XII L.P.), KKR Americas XII Limited (as the general partner of KKR Associates Americas XII L.P.), KKR Group Partnership L.P. (as the sole shareholder of KKR Americas XII Limited), KKR Group Holdings Corp. (as the general partner of KKR Group Partnership L.P.), KKR Group Co. Inc. (as the sole shareholder of KKR Group Holdings Corp.), KKR & Co. Inc. (as the sole shareholder of KKR Group Co. Inc.), KKR Management LLP (as the Series I preferred stockholder of KKR & Co. Inc.), and Messrs. Kravis and Roberts (as the founding partners of KKR Management LLP) may be deemed to be the beneficial owner of the securities reported herein. The filing of this Schedule 13D shall not be construed as an admission that any of the above-listed entities or individuals is the beneficial owner of any securities covered by this Schedule 13D. To the best knowledge of the Reporting Persons, as of March 4, 2026, Mr. Bae may be deemed the beneficial owner of 72,853 shares of Common Stock and Mr. Nuttall may be deemed the beneficial owner of 102,960 shares of Common Stock. To the best knowledge of the Reporting Persons, except as set forth in this Schedule 13D, none of the individuals named in Item 2 beneficially owns any Common Stock. See Item 5(a) above. Except as otherwise set forth herein, none of the Reporting Persons, or, to the best knowledge of the Reporting Persons, any other individual named in Item 2 has engaged in any transaction in Common Stock during the past 60 days. On March 4, 2026, in connection with the sale reported herein, KKR Phoenix Aggregator L.P. and certain of its affiliates initiated the distribution (the "Distribution") of an aggregate of 402,773 shares of Common Stock to their respective partners and shareholders as in-kind distributions, including (i) 49,295 shares distributed to a foundation over which Mr. Kravis may be deemed to have shared investment and voting power, (ii) 31,918 shares distributed to a foundation over which Mr. Roberts may be deemed to have shared investment and voting power, (iii) 72,853 shares distributed to a trust of which Mr. Bae is a trustee, and (iv) 46,254 shares distributed to Mr. Nuttall. These in-kind distributions are for the purpose of the ultimate recipients making charitable donations of shares of Common Stock. Item 6 of the Schedule 13D is hereby amended and supplemented as follows: The information set forth in Item 4 of the Schedule 13D is hereby incorporated by reference into this Item 6. Item 7 of the Schedule 13D is hereby amended and supplemented as follows: Exhibit K Underwriting Agreement, dated March 2, 2026 among the Issuer, KKR Phoenix Aggregator L.P., certain selling stockholders named therein and Goldman Sachs & Co. LLC (Incorporated by reference to Exhibit 1.1 of the Issuer's Current Report on Form 8-K filed on March 4, 2026) Exhibit L Form of Lock-Up Agreement (Incorporated by reference to Exhibit A to Exhibit 1.1 of the Issuer's Current Report on Form 8-K filed on March 4, 2026) KKR Phoenix Aggregator L.P. /s/ Christopher Lee 03/04/2026 KKR Phoenix Aggregator GP LLC /s/ Christopher Lee 03/04/2026 KKR Americas Fund XII L.P. /s/ Christopher Lee 03/04/2026 KKR Associates Americas XII L.P. /s/ Christopher Lee 03/04/2026 KKR Americas XII Limited. /s/ Christopher Lee 03/04/2026 KKR Group Partnership L.P. /s/ Christopher Lee 03/04/2026 KKR Group Holdings Corp. /s/ Christopher Lee 03/04/2026 KKR Group Co. Inc. /s/ Christopher Lee 03/04/2026 KKR & Co. Inc. /s/ Christopher Lee 03/04/2026 KKR Management LLP /s/ Christopher Lee 03/04/2026 Henry R. Kravis /s/ Christopher Lee 03/04/2026 George R. Roberts /s/ Christopher Lee 03/04/2026