EX-99.A 2 a15-16396_1ex99da.htm EX-99.A

Exhibit 99.A

 

Exhibit A

 

Transactions by Reporting Persons in the last 60 days.

 

Beneficial Ownership

 

Purchase or
Sale

 

Quantity

 

Transaction
Date

 

Price per Share
(including
commission)

 

How Effected

 

Relational Investors LLC

 

Sale

 

14,177

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors LLC

 

Sale

 

44,021

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors LLC

 

Sale

 

872

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors LLC

 

Sale

 

18,447

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors LLC

 

Sale

 

379

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors LLC

 

Sale

 

149,227

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

96,301

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

63,753

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

235,284

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

5,919

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

21,542

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

82,749

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

21,018

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

2,579

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

217,848

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

78,570

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

401,334

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund I, L.P.

 

Sale

 

315,936

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

33,902

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

106,200

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

25,920

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

332,591

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

147,580

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

16,328

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

19,043

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

10,208

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

216,029

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

4,447

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

37,851

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

285,917

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

47,792

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

9,059

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

102,516

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

119,602

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

256,290

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

34,172

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

34,172

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

205,033

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

144,716

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

53,575

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

40,284

 

7/24/2015

 

$

6.73

 

Open Market

 

 


 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

64,290

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

71,664

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

22,569

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

65,855

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

21,430

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

109,466

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors Mid-Cap Fund II, L.P.

 

Sale

 

21,345

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors LLC

 

Sale

 

67,459

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors LLC

 

Sale

 

209,475

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors LLC

 

Sale

 

4,146

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors LLC

 

Sale

 

87,779

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors LLC

 

Sale

 

1,807

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors LLC

 

Sale

 

710,087

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Coast Partners, L.P.

 

Sale

 

11,889

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Coast Partners, L.P.

 

Sale

 

36,921

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Coast Partners, L.P.

 

Sale

 

730

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Coast Partners, L.P.

 

Sale

 

15,471

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Coast Partners, L.P.

 

Sale

 

318

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Coast Partners, L.P.

 

Sale

 

125,157

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Fund Partners, L.P.

 

Sale

 

1,093

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Fund Partners, L.P.

 

Sale

 

3,398

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Fund Partners, L.P.

 

Sale

 

67

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Fund Partners, L.P.

 

Sale

 

1,423

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Fund Partners, L.P.

 

Sale

 

31

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Fund Partners, L.P.

 

Sale

 

11,515

 

7/24/2015

 

$

6.73

 

Open Market

 

RH Fund 1, L.P.

 

Sale

 

10,642

 

7/24/2015

 

$

6.99

 

Open Market

 

RH Fund 1, L.P.

 

Sale

 

33,049

 

7/24/2015

 

$

6.96

 

Open Market

 

RH Fund 1, L.P.

 

Sale

 

654

 

7/24/2015

 

$

6.79

 

Open Market

 

RH Fund 1, L.P.

 

Sale

 

13,848

 

7/24/2015

 

$

6.76

 

Open Market

 

RH Fund 1, L.P.

 

Sale

 

285

 

7/24/2015

 

$

6.89

 

Open Market

 

RH Fund 1, L.P.

 

Sale

 

112,027

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XV, L.P.

 

Sale

 

12,645

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors XV, L.P.

 

Sale

 

39,266

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors XV, L.P.

 

Sale

 

777

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors XV, L.P.

 

Sale

 

16,453

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors XV, L.P.

 

Sale

 

338

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors XV, L.P.

 

Sale

 

133,106

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XVI, L.P.

 

Sale

 

5,642

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors XVI, L.P.

 

Sale

 

17,522

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors XVI, L.P.

 

Sale

 

346

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors XVI, L.P.

 

Sale

 

7,342

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors XVI, L.P.

 

Sale

 

153

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors XVI, L.P.

 

Sale

 

59,395

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XX, L.P.

 

Sale

 

11,408

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors XX, L.P.

 

Sale

 

35,426

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors XX, L.P.

 

Sale

 

701

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors XX, L.P.

 

Sale

 

14,844

 

7/24/2015

 

$

6.76

 

Open Market

 

 


 

Relational Investors XX, L.P.

 

Sale

 

305

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors XX, L.P.

 

Sale

 

120,088

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XXIII, L.P.

 

Sale

 

15,990

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors XXIII, L.P.

 

Sale

 

49,651

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors XXIII, L.P.

 

Sale

 

984

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors XXIII, L.P.

 

Sale

 

20,805

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors XXIII, L.P.

 

Sale

 

428

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors XXIII, L.P.

 

Sale

 

168,309

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

349

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

27

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

12

 

7/24/2015

 

$

7.00

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

3,224

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

10,026

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

42,348

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

838

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

17,745

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

367

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

100,488

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors IX, L.P.

 

Sale

 

43,066

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors LLC

 

Sale

 

46,342

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors LLC

 

Sale

 

143,903

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors LLC

 

Sale

 

2,848

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors LLC

 

Sale

 

60,302

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors LLC

 

Sale

 

1,241

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors LLC

 

Sale

 

487,807

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

1,752

 

7/24/2015

 

$

6.99

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

2,975

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

2,466

 

7/24/2015

 

$

6.96

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

110

 

7/24/2015

 

$

6.79

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

2,088

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

191

 

7/24/2015

 

$

6.76

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

46

 

7/24/2015

 

$

6.89

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

3,155

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

7,451

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

1,736

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

3,086

 

7/24/2015

 

$

6.73

 

Open Market

 

Relational Investors XXIV, L.P.

 

Sale

 

3,014

 

7/24/2015

 

$

6.73

 

Open Market