X0202 SCHEDULE 13G 0001317587 XXXXXXXX LIVE Common Stock, par value $0.001 per share 09/10/2026 0001437578 Bright Horizons Family Solutions Inc. 109194100 2 Wells Avenue Newton MA 02459 Rule 13d-1(c) Abrams Bison Investments, L.L.C. b DE 0.00 2728000.00 0.00 2728000.00 2728000.00 N 5.6 IA Abrams Bison Partners, L.P. b DE 0.00 2728000.00 0.00 2728000.00 2728000.00 N 5.6 PN Gavin Abrams b X1 0.00 2728000.00 0.00 2728000.00 2728000.00 N 5.6 HC IN Bright Horizons Family Solutions Inc. 2 Wells Avenue, Newton, MA 02459 Abrams Bison Investments, L.L.C. Abrams Bison Partners, L.P. Gavin Abrams Abrams Bison Partners, L.P. 3 Bathesda Metro Center, Suite 1250 Bathesda, MD 20814 Abrams Bison Investments, L.L.C. - Delaware Abrams Bison Partners, L.P. - Delaware Gavin Abrams - United States of America Y Abrams Bison Investments, L.L.C. - 2,728,000 Abrams Bison Partners, L.P. - 2,728,000 Gavin Abrams - 2,728,000 Abrams Bison Investments, L.L.C. - 5.6% Abrams Bison Partners, L.P. - 5.6% Gavin Abrams - 5.6% Abrams Bison Investments, L.L.C. - 0 Abrams Bison Partners, L.P. - 0 Gavin Abrams - 0 Abrams Bison Investments, L.L.C. - 2,728,000 Abrams Bison Partners, L.P. - 2,728,000 Gavin Abrams - 2,728,000 Abrams Bison Investments, L.L.C. - 0 Abrams Bison Partners, L.P. - 0 Gavin Abrams - 0 Abrams Bison Investments, L.L.C. - 2,728,000 Abrams Bison Partners, L.P. - 2,728,000 Gavin Abrams - 2,728,000 Y Y N See Exhibit A attached hereto. Y Y N By signing below I certify that, to the best of my knowledge and belief, the securities referred to above 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. Abrams Bison Investments, L.L.C. /s/ Gavin Abrams 09/17/2026 Abrams Bison Partners, L.P. /s/ Gavin Abrams 09/17/2026 Gavin Abrams /s/ Gavin Abrams 09/17/2026