Ellyn Lynne 4

4 · DTE ENERGY CO · Filed May 12, 2011

Form 4

Period: 2011-05-10

Senior Vice President and CIO

Transactions

Sale
Common Stock
2011-05-10$52.00/sh−15,000$779,963→ 15,733 total
Exercise/Conversion
Stock Option (right to buy)
2011-05-10−3,333→ 6,667 total
Exercise: $43.95Exp: 2020-02-25→ Common Stock (3,333 underlying)
Exercise/Conversion
Common Stock
2011-05-10$47.75/sh+5,000$238,750→ 20,733 total
Exercise/Conversion
Stock Option (right to buy)
2011-05-10−3,334→ 0 total
Exercise: $41.79Exp: 2018-02-25→ Common Stock (3,334 underlying)
Exercise/Conversion
Common Stock
2011-05-10$41.79/sh+3,334$139,328→ 24,067 total
Exercise/Conversion
Common Stock
2011-05-10$43.95/sh+3,333$146,485→ 30,733 total
Exercise/Conversion
Stock Option (right to buy)
2011-05-10−5,000→ 0 total
Exercise: $47.75Exp: 2017-02-23→ Common Stock (5,000 underlying)
Exercise/Conversion
Stock Option (right to buy)
2011-05-10−3,333→ 3,334 total
Exercise: $27.70Exp: 2019-02-26→ Common Stock (3,333 underlying)
Exercise/Conversion
Common Stock
2011-05-10$27.70/sh+3,333$92,324→ 27,400 total

Holdings

Footnotes (6)

[F1]Price shown is weighted average sale price. The sale transactions reported on this line ranged in price from $51.8982 to $52.12. The reporting person hereby undertakes to provide upon request by the Commission staff, DTE Energy Company, or a security holder of DTE Energy Company, full information regarding the number of shares sold at each separate price.
[F2]Includes shares of DTE common stock acquired under the DTE Energy Company Savings and Stock Ownership Plan (the "Plan") as of a Plan statement dated as of May 11, 2011.
[F3]The option vested in three equal annual installments beginning on February 23, 2008.
[F4]The option vested in three equal annual installments beginning on February 25, 2009.
[F5]The option vests in three equal annual installments beginning on February 26, 2010.
[F6]The option vests in three equal annual installments beginning on February 25, 2011.

Documents

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