| ¨ | Preliminary Proxy Statement | |||||||||||||
| ¨ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) | |||||||||||||
| ¨ | Definitive Proxy Statement | |||||||||||||
| þ | Definitive Additional Materials | |||||||||||||
| ¨ | Soliciting Material Pursuant to § 240.14a-12 | |||||||||||||
| OCEANEERING INTERNATIONAL, INC. | ||||||||||||||
| (Name of Registrant as Specified in its Charter) | ||||||||||||||
| (Name of Person(s) Filing Proxy Statement, if other than the Registrant) | ||||||||||||||
| Payment of Filing Fee (Check the appropriate box): | ||||||||||||||
| þ | No fee required. | |||||||||||||
| ¨ | Fee paid previously with preliminary materials. | |||||||||||||
| ¨ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11. | |||||||||||||

