X0306 4 2020-08-07 0 0001626450 BigCommerce Holdings, Inc. BIGC 0001766508 Richards Jeffrey Gordon C/O BIGCOMMERCE HOLDINGS, INC. 11305 FOUR POINTS DR, BLDG II, 3RD FLOOR AUSTIN TX 78726 1 0 0 0 0001605612 GGV Capital V L.P. 3000 SAND HILL ROAD, BUILDING 4, SUITE 230 MENLO PARK CA 94025 0 0 0 1 See Remarks 0001605614 GGV Capital V Entrepreneurs Fund L.P. 3000 SAND HILL ROAD, BUILDING 4, SUITE 230 MENLO PARK CA 94025 0 0 0 1 See Remarks Series 1 Common Stock 2020-08-07 4 C 0 2590043 A 2590043 I By GGV Capital V L.P. Series 1 Common Stock 2020-08-07 4 C 0 118708 A 2708751 I By GGV Capital V L.P. Series 1 Common Stock 2020-08-07 4 C 0 95054 A 95054 I By GGV Capital V Entrepreneurs Fund L.P. Series 1 Common Stock 2020-08-07 4 C 0 4356 A 99410 I By GGV Capital V Entrepreneurs Fund L.P. Series 1 Common Stock 2020-08-07 4 P 0 67522 24.00 A 2776273 I By GGV Capital V L.P. Series 1 Common Stock 2020-08-07 4 P 0 2478 24.00 A 101888 I By GGV Capital V Entrepreneurs Fund L.P. Series E Preferred Stock 2020-08-07 4 C 0 7770130 D Series 1 Common Stock 2590043 0 I By GGV Capital V L.P. Series F Preferred Stock 2020-08-07 4 C 0 356124 D Series 1 Common Stock 118708 0 I By GGV Capital V L.P. Series E Preferred Stock 2020-08-07 4 C 0 285164 D Series 1 Common Stock 95054 0 I By GGV Capital V Entrepreneurs Fund L.P. Series F Preferred Stock 2020-08-07 4 C 0 13069 D Series 1 Common Stock 4356 0 I By GGV Capital V Entrepreneurs Fund L.P. Series E Preferred Stock (a) automatically converted into the Issuer's Series 1 Common Stock at the applicable conversion ratio set forth in the Issuer's certificate of incorporation immediately prior to the completion of the Issuer's initial public offering of Series 1 Common Stock and (b) had no expiration date Series F Preferred Stock (a) automatically converted into the Issuer's Series 1 Common Stock at the applicable conversion ratio set forth in the Issuer's certificate of incorporation immediately prior to the completion of the Issuer's initial public offering of Series 1 Common Stock and (b) had no expiration date The reported securities are held directly by GGV Capital V L.P. GGV Capital V L.L.C. is the general partner of GGV Capital V L.P. The Reporting Person is the managing director of GGV Capital V L.L.C., and, as a result, may be deemed to have voting and dispositive power over the shares held by by GGV Capital V L.P. The reported securities are held directly by GGV Capital V Entrepreneurs Fund L.P. GGV Capital V L.L.C. is the general partner of GGV Capital V Entrepreneurs Fund L.P. The Reporting Person is the managing director of GGV Capital V L.L.C., and, as a result, may be deemed to have voting and dispositive power over the shares held by by GGV Capital V Entrepreneurs Fund L.P. The Reporting Person is the managing director of GGV Capital V L.L.C., the general partner of GGV Capital V L.P. The Reporting Person is the managing director of GGV Capital V L.L.C., the general partner of GGV Capital V Entrepreneurs Fund L.P. /s/ Jeffrey Richards 2020-08-11 GGV Capital V L.P., By: GGV Capital V L.L.C., its General Partner, By: /s/ Jeffrey Richards, Jeffrey Richards, Managing Director 2020-08-11 GGV Capital V Entrepreneurs Fund L.P., By: GGV Capital V L.L.C., its General Partner, By: /s/ Jeffrey Richards, Jeffrey Richards, Managing Director 2020-08-11