1. Title of Derivative Security (Instr. 4) |
2. Date Exercisable and Expiration Date (Month/Day/Year) |
3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) |
4. Conversion or Exercise Price of Derivative Security |
5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5) |
6. Nature of Indirect Beneficial Ownership (Instr. 5) |
Date Exercisable |
Expiration Date |
Title |
Amount or Number of Shares |
Employee stock option (right to buy)
|
Â
(2)
|
12/21/2011 |
Common Shares
|
2,500
|
$
10.38
|
D
|
Â
|
Employee stock option (right to buy)
|
Â
(3)
|
12/26/2012 |
Common Shares
|
15,000
|
$
14.9
|
D
|
Â
|
Employee stock option (right to buy)
|
Â
(4)
|
12/23/2013 |
Common Shares
|
10,000
|
$
27.27
|
D
|
Â
|
Employee stock option (right to buy)
|
Â
(5)
|
09/23/2014 |
Common Shares
|
12,000
|
$
19.94
|
D
|
Â
|
Stock appreciation right
|
Â
(6)
|
06/23/2015 |
Common Shares
|
8,000
|
$
21.59
|
D
|
Â
|
Stock appreciation right
|
Â
(7)
|
12/16/2015 |
Common Shares
|
10,000
|
$
30.66
|
D
|
Â
|
Stock appreciation right
|
Â
(8)
|
06/09/2016 |
Common Shares
|
12,000
|
$
46.15
|
D
|
Â
|
Stock appreciation right
|
Â
(9)
|
12/05/2016 |
Common Shares
|
11,200
|
$
51.07
|
D
|
Â
|
Stock appreciation right
|
Â
(10)
|
06/08/2017 |
Common Shares
|
11,200
|
$
63.31
|
D
|
Â
|
Stock appreciation right
|
Â
(11)
|
12/04/2017 |
Common Shares
|
8,400
|
$
105.33
|
D
|
Â
|
Stock appreciation right
|
Â
(12)
|
06/06/2018 |
Common Shares
|
8,400
|
$
50.97
|
D
|
Â
|
* |
If the form is filed by more than one reporting person, see Instruction 5(b)(v). |
** |
Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). |
(1) |
The number of shares reported in Column 2 of Table I includes: (1) 6,000 unvested shares acquired pursuant to an award of restricted stock units in December 2008 (the award vests in five equal annual installments beginning in December 2009); (2) 3,200 unvested shares acquired pursuant to an award of restricted stock units in December 2009 (the award vests in five equal annual installments beginning in December 2010); and (3) 4,000 unvested shares acquired pursuant to an award of restricted stock units in December 2010 (the award vests in five equal annual installments beginning in December 2011). |
(2) |
The stock option vested in five equal annual installments beginning on December 21, 2002. |
(3) |
The stock option vested in five equal annual installments beginning on December 26, 2003. |
(4) |
The stock option vested in five equal annual installments beginning on December 23, 2004. |
(5) |
The stock option vested in five equal annual installments beginning on September 23, 2005. |
(6) |
The stock appreciation right vested in five equal annual installments beginning on June 23, 2006. |
(7) |
The stock appreciation right vested in five equal annual installments beginning on December 16, 2006. |
(8) |
The stock appreciation right vested in five equal annual installments beginning on June 9, 2007. |
(9) |
The stock appreciation right vests in five equal annual installments beginning on December 5, 2007. |
(10) |
The stock appreciation right vests in five equal annual installments beginning on June 8, 2008. |
(11) |
The stock appreciation right vests in five equal annual installments beginning on December 4, 2008. |
(12) |
The stock appreciation right vests in five equal annual installments beginning on June 6, 2009. |