13D Filing: Aldebaran Capital, LLC and Rubicon Technology Inc. (RBCN)

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Page 8 of 8 – SEC Filing

CUSIP No.  78112T206

Exhibit B

Transactions in the Shares by the Reporting Persons During the Past Sixty (60) days

Aldebaran Capital, LLC Accounts

Number

Price

Purchase/Sale

Trade Date

of Shares

per Share

Purchase

05/02/17

split adjusted

9,500

$7.47

Purchase

05/03/17

split adjusted

5,000

$7.53

Purchase

05/05/17

2,000

$6.89

Sale

05/08/17

2

$7.47

Purchase

05/12/17

1,300

$8.45

Purchase

05/17/17

12,200

$8.37

Purchase

05/18/17

5,436

$8.44

Purchase

05/19/17

2,700

$8.35

Purchase

05/25/17

9,000

$9.03

Purchase

05/31/17

2,949

$9.97

Purchase

06/01/17

700

$9.98

Purchase

06/02/17

1,400

$9.93

Purchase

06/05/17

1,280

$9.74

Purchase

06/06/17

7,000

$9.70

Purchase

06/16/17

2,175

$9.17

Purchase

06/21/17

11,500

$8.85

Purchase

06/22/17

3,000

$9.22

Purchase

06/26/17

10,390

$9.38

Skarbeck Family Accounts

Purchase

06/02/17

500

$9.87

Purchase

06/02/17

200

$9.93

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