X0306 4 2021-12-14 0 0001000228 HENRY SCHEIN INC HSIC 0001008413 BERGMAN STANLEY M C/O HENRY SCHEIN, INC. 135 DURYEA ROAD MELVILLE NY 11747 1 1 0 0 Chairman, CEO Common Stock, par value $0.01 per share 2021-03-05 5 G 0 E 880 D 623969 I By Spouse Common Stock, par value $0.01 per share 2021-05-18 5 G 0 E 690 D 295346 D Common Stock, par value $0.01 per share 2021-05-20 5 G 0 E 8490 D 286856 D Common Stock, par value $0.01 per share 2021-05-21 5 G 0 E 4659 D 619310 I By Spouse Common Stock, par value $0.01 per share 2021-05-24 5 G 0 E 310 D 619000 I By Spouse Common Stock, par value $0.01 per share 2021-05-25 5 G 0 E 372 D 618628 I By Spouse Common Stock, par value $0.01 per share 2021-05-28 5 G 0 E 310 D 286546 D Common Stock, par value $0.01 per share 2021-06-15 5 G 0 E 975 D 285571 D Common Stock, par value $0.01 per share 2021-08-16 5 G 0 E 718 D 284853 D Common Stock, par value $0.01 per share 2021-09-13 5 G 0 E 400 D 284453 D Common Stock, par value $0.01 per share 2021-09-13 5 G 0 E 373 D 618255 I By Spouse Common Stock, par value $0.01 per share 2021-11-09 5 G 0 E 373 D 617882 I By Spouse Common Stock, par value $0.01 per share 2021-11-09 5 G 0 E 373 D 284080 D Common Stock, par value $0.01 per share 2021-11-26 5 G 0 E 384 D 617498 I By Spouse Common Stock, par value $0.01 per share 2021-12-13 5 G 0 E 256 D 617242 I By Spouse Common Stock, par value $0.01 per share 2021-12-14 4 S 0 26799 75.353 D 590443 I By Spouse Common Stock, par value $0.01 per share 2021-12-14 4 S 0 3201 76.084 D 587242 I By Spouse Common Stock, par value $0.01 per share 9366 I by 401(k) plan Gift, not applicable. Represents (i) 283,895 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 188 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. Represents (i) 277,895 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 1,529 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. The amounts in the previous sentence reflect the transfer by the Bergman Family Trust #2 of 6,000 shares of Common Stock to Mrs. Bergman on May 20, 2021 and the subsequent gifting of 4,659 of those shares by Mrs. Bergman on May 21, 2021. Represents (i) 277,895 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 1,219 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. Represents (i) 277,895 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 847 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. Represents (i) 277,895 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 474 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. Represents (i) 277,895 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 101 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. Represents (i) 277,511 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 101 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. The amounts in the previous sentence reflect the transfer by the Bergman Family Trust #2 of 384 shares of Common Stock to Mrs. Bergman on November 24, 2021 and the subsequent gifting of those 384 shares by Mrs. Bergman on November 26, 2021. Represents (i) 277,255 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 101 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. The amounts in the previous sentence reflect the transfer by the Bergman Family Trust #2 of 256 shares of Common Stock to Mrs. Bergman on December 13, 2021 and the subsequent gifting of those 256 shares by Mrs. Bergman on December 13, 2021. The sales transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 sales plan of the Bergman Family 2010 Trust #2 dated November 9, 2021. The price reflects a weighted average of sales made at prices ranging from $75.00 to $75.95 per share. The Reporting Person, upon request by the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, will provide full information regarding the number of shares sold at each separate price for this transaction. Represents (i) 250,456 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 101 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. The price reflects a weighted average of sales made at prices ranging from $76.00 to $76.16 per share. The Reporting Person, upon request by the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, will provide full information regarding the number of shares sold at each separate price for this transaction. Represents (i) 247,255 shares held by the Bergman Family 2010 Trust #2, of which Marion Bergman, Stanley M. Bergman's wife, is a co-trustee and a beneficiary; (ii) 101 shares held by Mrs. Bergman and (iii) 339,886 shares held by the Bergman Family 2010 Trust #2, LLC of which Marion Bergman, Stanley M. Bergman's wife, is a manager. Reflects the reporting person's interest in equivalent shares of Henry Schein common stock held by the unitized stock fund in the Henry Schein, Inc. 401(k) Savings Plan (the "Plan"). The unitized stock fund consists of Henry Schein common stock and cash or cash equivalents. The number of shares attributed to the reporting person as a participant in the Plan and expressed as equivalent shares has been calculated based on the closing price of Henry Schein common stock on December 14, 2021. /s/ Jennifer Ferrero (as Attorney-in-Fact for Stanley M. Bergman) 2021-12-15