X0306 4 2019-09-15 0 0001058057 MARVELL TECHNOLOGY GROUP LTD MRVL 0001452385 Hu Jean X. 5488 MARVELL LANE SANTA CLARA CA 95054 0 1 0 0 Chief Financial Officer Common Shares 2019-09-15 4 M 0 51709 0.00 A 125917 D Common Shares 2019-09-15 4 F 0 25638 25.86 D 100279 D Common Shares 2019-09-15 4 M 0 78946 0.00 A 179225 D Common Shares 2019-09-15 4 F 0 39142 25.86 D 140083 D Common Shares 2019-09-15 4 M 0 17895 0.00 A 157988 D Common Shares 2019-09-15 4 F 0 8873 25.86 D 149105 D Common Shares 2019-09-16 4 S 0 36077 25.56 D 113028 D Common Shares 2019-09-17 4 S 0 10000 25.25 D 103028 D Restricted Stock Units 2019-09-15 4 M 0 51709 0.00 D Common Shares 51709 0 D Restricted Stock Units 2019-09-15 4 M 0 78946 0.00 D Common Shares 78946 0 D Restricted Stock Units 2019-09-15 4 M 0 17895 0.00 D Common Stock 17895 0 D Surrender of shares in payment of tax withholding due as a result of the vesting of restricted stock units ("RSUs"). The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person. The price reported is a weighted average price. These shares were sold in multiple transactions at prices ranging from $25.42 to $25.74, inclusive. The reporting person undertakes to provide Marvell Technology Group Ltd. ("Marvell"), any security holder of Marvell, or the staff of the Securities and Exchange Commission ("SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote to this Form 4. Each RSU represented a contingent right to receive one Marvell common share upon vesting. Vested as to 39,473 shares at target and as to 12,236 shares above target pursuant to the terms of the TSR RSU grant made on September 12, 2016. Vested as to 39,473 shares at target and as to 39,473 shares above target pursuant to the terms of the PSU RSU grant made on September 12, 2016. This grant is fully vested. Jean Hu by Blair Walters as attorney-in-fact 2019-09-17