NELSON WILLIAM C 4

4 · DST SYSTEMS INC · Filed May 14, 2012

Form 4

Period: 2012-05-10

Director

Transactions

Exercise/Conversion
Common Stock
2012-05-10$48.23/sh+5,000$241,150→ 32,690 total
Tax Payment
Common Stock
2012-05-10$53.17/sh−480$25,524→ 41,260 total
Exercise/Conversion
Common Stock
2012-05-10$47.03/sh+9,270$436,014→ 41,740 total
Exercise/Conversion
Stock Option
2012-05-10$48.23/sh−5,000$241,150→ 0 total
Exercise: $48.23Exp: 2012-05-14→ Common Stock (5,000 underlying)
Tax Payment
Common Stock
2012-05-10$53.17/sh−220$11,699→ 32,470 total
Sale
Common Stock
2012-05-14$52.66/sh−14,270$751,458→ 26,990 total
Exercise/Conversion
Stock Option
2012-05-10$47.03/sh−9,270$436,014→ 0 total
Exercise: $47.03From: 2005-06-11Exp: 2012-06-11→ Common Stock (9,270 underlying)

Footnotes (2)

[F1]One-half became exercisable on May 12, 2003; one-fourth became exercisable on May 10, 2004; one-fourth became exercisable on May 9, 2005.
[F2]This transaction was executed in multiple trades at prices ranging from $52.44 to $52.89. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.

Documents

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