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Instruction: fill in BOLDED fields. The non-bolded fields will be updated automatically

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Monthly ESPP Contribution$500

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Purchase Discount5%

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Guaranteed Rate from ESPP5.26%

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(calculated from Purchase Discount)

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Savings APR (put your guess)17.5%

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(change your guess to make the value of the 'Amount ESPP Wins By' column as close to zero as possible for the corresponding row to the close of your offerring period)

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Equivalent Savings APY18.97%

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(calculated from Savings APR, monthly compound assumed)

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Paycheck PeriodMonthly ESPP Paycheck contributionTotal ContributionESPP Return If Offering Stops on The End of The PeriodHad the Monthly Contribution Put in a Monthly Compounded SavingsAmount ESPP Wins By

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1$500$500$526.32$507.29$19.02

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2$500$1000$1,052.63$1,021.98$30.65

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3$500$1500$1,578.95$1,544.18$34.77

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4$500$2000$2,105.26$2,073.99$31.28

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5$500$2500$2,631.58$2,611.53$20.05

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6$500$3000$3,157.89$3,156.90$0.99<-- end of my 3-month offering period

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7$500$3500$3,684.21$3,710.23-$26.02

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8$500$4000$4,210.53$4,271.63-$61.10

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9$500$4500$4,736.84$4,841.22-$104.37

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10$500$5000$5,263.16$5,419.11-$155.95

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11$500$5500$5,789.47$6,005.43-$215.96

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12$500$6000$6,315.79$6,600.30-$284.51