X0206 3 2022-06-01 0 0001595585 Tricida, Inc. TCDA 0001602264 Venrock Healthcare Capital Partners II, L.P. C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001615983 VHCP Co-Investment Holdings II, LLC C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001602263 VHCP Management II, LLC C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001738048 Venrock Healthcare Capital Partners III, L.P. C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001750761 VHCP Co-Investment Holdings III, LLC C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001738053 VHCP Management III, LLC C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001615979 Koh Bong Y C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001698082 Shah Nimish P C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001808512 Venrock Healthcare Capital Partners EG, L.P. C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 0001808518 VHCP Management EG, LLC C/O VENROCK 3340 HILLVIEW AVENUE PALO ALTO CA 94304 0 0 1 0 Common Stock 5674289 I By Funds Consists of 858,322 shares held by Venrock Healthcare Capital Partners II, L.P. ("VHCP II"), 347,916 shares held by VHCP Co-Investment Holdings II, LLC ("VHCP II Co"), 1,836,339 shares held by Venrock Healthcare Capital Partners III, L.P. ("VHCP III"), 183,716 shares held by VHCP Co-Investment Holdings III, LLC ("VHCP III Co") and 2,447,996 shares held by Venrock Healthcare Capital Partners EG, L.P. ("VHCP EG"). VHCP Management II, LLC ("VHCPM II") is the sole general partner of VHCP II and the sole manager of VHCP II Co. VHCP Management III, LLC ("VHCPM III") is the sole general partner of VHCP III and the sole manager of VHCP III Co. VHCP Management EG, LLC ("VHCPM EG") is the sole general partner of VHCP EG. Dr. Bong Koh and Nimish Shah are the voting members of VHCPM II, VHCPM III and VHCPM EG. Dr. Koh, Mr. Shah, VHCPM II, VHCPM III and VHCPM EG disclaim beneficial ownership over all shares held by VHCP II, VHCP II Co, VHCP III, VHCP III Co and VHCP EG, except to the extent of their respective indirect pecuniary interests therein. /s/ David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Attorney-in-fact 2022-06-06 David L. Stepp, Attorney-in-fact 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06 David L. Stepp, Authorized Signatory 2022-06-06