CUSIP
No. 81765M106
|
13D
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Page
2 of 7 Pages
|
(1)
Names of reporting persons
|
||
Tamalpais
Master Fund, Ltd.
(2) Check the appropriate box if a member of a group (see instructions) (a)
(b)
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||
(3)
SEC use only
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||
(4) Source of funds (see instructions) WC |
||
(5)
Check if disclosure of legal proceedings is required pursuant to
Items
2(d) or 2(e)
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(6) Citizenship or place of organization Caymen
Islands
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Number
of shares beneficially owned by each reporting person with:
|
||
(7)Sole
Voting Power 189,095 SHARES
|
||
(8)Shared
Voting Power 0 SHARES
|
||
(9)Sole
Dispositive Power 189,095 SHARES
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||
(10)Shared
Dispositive Power 0 SHARES
|
||
(11)Aggregate
Amount Beneficially Owned by Each Reporting Person 189,095
SHARES
|
||
(12)Check
if the Aggregate Amount in Row (11) Excludes Certain Shares (See
Instructions)
|
||
(13)Percent of Class Represented by Amount in Row (11) 5.4% |
||
(14)Type of Reporting Person (See Instructions) CO |
CUSIP
No. 81765M106
|
13D
|
Page
3 of 7 Pages
|
(1)
Names of reporting persons
Tamalpais
Management Group LP
|
||
(2)
Check the appropriate box if a member of a group (see
instructions)
(a)
(b)
|
||
(3)
SEC use only
|
||
(4)
Source of funds (see instructions) WC
|
||
(5)
Check if disclosure of legal proceedings is required pursuant to
Items
2(d) or 2(e)
|
||
(6) Citizenship or place of organization Delaware
|
||
Number
of shares beneficially owned by each reporting person with:
|
||
(7)Sole
Voting Power 189,095 SHARES
|
||
(8)Shared
Voting Power 0 SHARES
|
||
(9)Sole
Dispositive Power 189,095 SHARES
|
||
(10)Shared
Dispositive Power 0 SHARES
|
||
(11)Aggregate
Amount Beneficially Owned by Each Reporting Person 189,095
SHARES
|
||
(12)Check
if the Aggregate Amount in Row (11) Excludes Certain Shares (See
Instructions)
|
||
(13)Percent
of Class Represented by Amount in Row (11) 5.4%
|
||
(14)Type of Reporting Person (See Instructions) PN |
Signature |
/s/
Steven Ledger
Name/Title: Steven Ledger, Managing Partner |
By:
Tamalpais Management Group LP
.
Signature
|
/s/
Steven Ledger
Name/Title: Steven Ledger, Managing Partner |
Trade
Date
|
Quantity
|
Price
|
11-Mar
|
100
|
5.5
|
12-Mar
|
346
|
5.55
|
26-Mar
|
1250
|
5.6
|
31-Mar
|
1500
|
5.9184
|
24-Apr
|
4397
|
5.7879
|
28-Apr
|
1000
|
5.869
|
30-Apr
|
1300
|
5.9662
|
6-May
|
100
|
6.24
|