X0306 4 2018-01-31 0 0000931015 POLARIS INDUSTRIES INC/MN PII 0001418237 Dougherty Michael D. 2100 HIGHWAY 55 MEDINA MN 55340 0 1 0 0 President-International Common Stock 2018-01-31 4 A 0 1328 0.00 A 6441 D Common Stock 2018-01-31 4 A 0 246 A 6687 D Common Stock 2018-01-31 4 F 0 89 113.01 D 6598 D Common Stock 32938 I by spouse's trust Common Stock 2434 I by wife as UTMA custodian for son Common Stock 2458 I by wife as UTMA custodian for daughter Common Stock 4683 I by ESOP Employee Stock Options (right to buy) 113.01 2018-01-31 4 A 0 11542 0.00 D 2028-01-31 Common Stock 11542 11542 D Shares acquired in settlement of an equal number of performance restricted stock units upon vesting of the units. Each performance restricted stock unit represents the right to receive one share of the Issuer's common stock upon the vesting of the units. Shares withheld to satisfy reporting person's tax withholding obligation upon the vesting and settlement of a performance restricted stock award. Shares held in a revocable trust of which the reporting person and his spouse are trustees, and the reporting person and his spouse, or other members of their family, are the beneficiaries. Shares held by son who shares reporting person's household. The reporting person disclaims beneficial ownership of the shares held by his son, and this report should not be deemed an admission that the reporting person is the beneficial owner of his son's shares for purposes of Section 16 or for any other purpose. Shares held by daughter who shares reporting person's household. The reporting person disclaims beneficial ownership of the shares held by his daughter, and this report should not be deemed an admission that the reporting person is the beneficial owner of his daughter's shares for purposes of Section 16 or for any other purpose. Estimate of the number of shares held in the reporting person's ESOP fund as of January 31, 2018. This plan uses unit accounting and the number of shares that a participant is deemed to hold varies with the price of Polaris stock. The option vests in three equal installments on January 31, 2019, January 31, 2020, and January 31, 2021. Jennifer Carbert, Attorney-in-Fact 2018-02-02