AMERICAN TOWER CORP /MA/ 4

4 · AMERICAN TOWER CORP /MA/ · Filed Jan 3, 2007

Form 4

Period: 2006-12-29

Director

Transactions

Disposition to Issuer
Option to Purchase Class A Common Stock
2006-12-29−25,000→ 0 total
Exercise: $21.13Exp: 2008-06-22→ Class A Common Stock (25,000 underlying)
Disposition to Issuer
Option to Purchase Class A Common Stock
2006-12-29−10,000→ 0 total
Exercise: $3.04Exp: 2012-12-09→ Class A Common Stock (10,000 underlying)
Award
Option to Purchase Class A Common Stock
2006-12-29+10,000→ 10,000 total
Exercise: $3.60Exp: 2012-12-09→ Class A Common Stock (10,000 underlying)
Award
Option to Purchase Class A Common Stock
2006-12-29+25,000→ 25,000 total
Exercise: $25.75Exp: 2008-06-22→ Class A Common Stock (25,000 underlying)

Footnotes (5)

[F1]On December 29, 2006, pursuant to a tender offer conducted by the issuer, the reporting person voluntarily amended an option granted December 9, 2002 to increase the exercise price from $3.04 to $3.60. For Section 16(a) purposes, the reporting person is reporting this amendment as a cancellation of the original option and the grant of a replacement option. The reporting person received no consideration in connection with this amendment.
[F2]This option was granted pursuant to the 1997 Stock Option Plan, as amended, and is exercisable in 25% cumulative annual increments beginning December 9, 2003.
[F3]On December 29, 2006, the reporting person voluntarily amended an option granted June 22, 1998 to increase the exercise price from $21.13 to $25.75 and an option granted December 1, 1998 to increase the exercise price from $23.75 to $28.25. For Section 16(a) purposes, the reporting person is reporting these amendments as a cancellation of the original option and the grant of a replacement option. The reporting person received no consideration in connection with these amendments.
[F4]This option was granted pursuant to the 1997 Stock Option Plan, as amended, and is exercisable in 20% cumulative annual increments beginning June 22, 1999.
[F5]This option was granted pursuant to the 1997 Stock Option Plan, as amended, and is exercisable in 20% cumulative annual increments beginning December 1, 1999.

Documents

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