COMPASS MINERALS INTERNATIONAL INC — Director's Dealing 2016

Apr 5, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMPASS MINERALS INTERNATIONAL INC (CMP)
CIK: 0001227654
Period of Report: 2016-04-01

Reporting Person: Toman Diana (Sr. VP, General Counsel)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-04-01	Restricted Stock Unit	$0.0	A	1137	Acquired	2019-04-01	Common Stcok (1137.0)	Direct
2016-04-01	Stock Option (Right to Buy)	$70.48	A	8112	Acquired	2023-04-01	Common Stcok (8112.0)	Direct
2016-04-01	Performance Stock Unit(rTSR)	$0.0	A	1068	Acquired	2019-04-01	Common Stcok (1068.0)	Direct
2016-04-01	Performance Stock Unit(ROIC)	$0.0	A	1137	Acquired	2019-04-01	Common Stcok (1137.0)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	18	Indirect

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Restricted Stock Unit	$0.0	2018-11-09	Common Stock (1825.0)	1825	Direct

Footnotes

F1: The information on this report is based on 401(k) plan statement dated 04/04/2016.

F2: Restricted Stock Units granted: 3 year cliff vest on 04/01/2019, provided performance threshold satisfied.

F3: Stock options granted: vesting 25% after year one and then 25% per year thereafter.

F4: On the third anniversary of the grant date, these PSUs cliff vest and shares of Company common stock are granted based on achievement of relative total shareholder return ("rTSR") performance goals over athree-year period beginning on April 1, 2016, and ending on March 31, 2019. Payout for vested PSUs range from 0% to 150% based on the Company's rTSR percentile compared to the rTSR of the companies comprising a marketindex. The number of shares in this grant are subject to adjustment, up or down, based upon attainment above or below the targeted percentile rank.

F5: On the third anniversary of the grant date, these PSUs cliff vest and shares of Company common stock are granted based on an average of three annual calculations of achievement of return on investedcapital("ROIC") performance goals over a three-year period beginning in 2016 and ending in 2018. Payout for vested PSUs range from 0% to 200% based on the Company's ROIC performance. The number ofshares inthis grant are subject to adjustment, up or down, based upon attainment above or below the targeted ROIC.