UNITED
STATES
SECURITIES
AND EXCHANGE COMMISSION
Washington,
D.C. 20549
|
|
1.
|
Names
of Reporting Persons.
|
|
William
Leland Edwards
|
|
2.
|
Check
the Appropriate Box if a Member of a Group (See
Instructions)
|
|
(a)
|
|
(b)
|
___X___
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|
3.
|
SEC
Use Only
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|
4.
|
Citizenship
or Place of Organization
|
U.S.A.
|
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With:
|
5. Sole
Voting
Power 0
|
6. Shared
Voting
Power 1,097,883
|
|
7. Sole
Dispositive
Power 0
|
|
8. Shared
Dispositive
Power 1,097,883
|
|
9.
|
Aggregate
Amount Beneficially Owned by Each Reporting Person1,097,883
|
|
10.
|
Check
if the Aggregate Amount in Row (9) Excludes Certain Shares
(See
|
|
Instructions)______
|
|
11.
|
Percent
of Class Represented by Amount in Row (9)
|
4.0%
|
|
12.
|
Type
of Reporting Person (See Instructions)
|
IN,
HC
|
|
1.
|
Names
of Reporting Persons.
|
|
I.R.S.
Identification Nos. of above persons (entities
only).
|
|
Anthony
Joonkyoo Yun, MD
|
|
2.
|
Check
the Appropriate Box if a Member of a Group (See
Instructions)
|
|
(a)
|
|
(b)
|
X
|
|
3.
|
SEC
Use Only
|
|
4.
|
Citizenship
or Place of Organization
|
U.S.A.
|
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With:
|
5. Sole
Voting
Power 0
|
6. Shared
Voting
Power 1,097,883
|
|
7. Sole
Dispositive
Power 0
|
|
8. Shared
Dispositive
Power 1,097,883
|
|
9.
|
Aggregate
Amount Beneficially Owned by Each Reporting Person1,097,883
|
|
10.
|
Check
if the Aggregate Amount in Row (9) Excludes Certain Shares
(See
|
|
Instructions)
|
|
11.
|
Percent
of Class Represented by Amount in Row (9)
|
4.0%
|
|
12.
|
Type
of Reporting Person (See Instructions)
|
IN,
HC
|
|
1.
|
Names
of Reporting Persons.
|
|
Palo
Alto Investors
|
|
2.
|
Check
the Appropriate Box if a Member of a Group (See
Instructions)
|
|
(a)
|
|
(b)
|
___X___
|
|
3.
|
SEC
Use Only
|
|
4.
|
Citizenship
or Place of Organization
|
California
|
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With:
|
5. Sole
Voting
Power 0
|
6. Shared
Voting
Power 1,097,883
|
|
7. Sole
Dispositive
Power 0
|
|
8. Shared
Dispositive
Power 1,097,883
|
|
9.
|
Aggregate
Amount Beneficially Owned by Each Reporting Person1,097,883
|
|
10.
|
Check
if the Aggregate Amount in Row (9) Excludes Certain Shares
(See
|
|
Instructions)______
|
|
11.
|
Percent
of Class Represented by Amount in Row (9)
|
4.0%
|
|
12.
|
Type
of Reporting Person (See Instructions)
|
CO,
HC
|
|
1.
|
Names
of Reporting Persons.
|
|
Palo
Alto Investors, LLC
|
|
2.
|
Check
the Appropriate Box if a Member of a Group (See
Instructions)
|
|
(a)
|
|
(b)
|
___X__
|
|
3.
|
SEC
Use Only
|
|
4.
|
Citizenship
or Place of Organization
|
California
|
Number
of
Shares
Beneficially
Owned
by
Each
Reporting
Person
With:
|
5. Sole
Voting
Power 0
|
6. Shared
Voting
Power 1,097,883
|
|
7. Sole
Dispositive
Power 0
|
|
8. Shared
Dispositive
Power 1,097,883
|
|
9.
|
Aggregate
Amount Beneficially Owned by Each Reporting Person1,097,883
|
|
10.
|
Check
if the Aggregate Amount in Row (9) Excludes Certain Shares
(See
|
|
Instructions)______
|
|
11.
|
Percent
of Class Represented by Amount in Row (9)
|
4.0%
|
|
12.
|
Type
of Reporting Person (See Instructions)
|
OO,
IA
|
|
(a)
|
Name
of Issuer
|
|
Vanda
Pharmaceuticals, Inc.
|
|
|
(b)
|
Address
of Issuer's Principal Executive
Offices
|
|
9605
Medical Center Drive, Suite 300, Rockville, MD
20850
|
|
|
(a)
|
The
names of the persons filing this statement
are:
|
|
Palo
Alto Investors, LLC ("PAI")
|
|
|
Palo
Alto Investors
|
|
|
William
Leland Edwards
|
|
|
Anthony
Joonkyoo Yun, MD
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|
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(collectively,
the "Filers").
|
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(b)
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The
principal business office of the Filers except Healthcare Master is
located at:
|
|
470
University Avenue, Palo Alto, CA
94301
|
|
|
(c)
|
For
citizenship of Filers, see Item 4 of the cover sheet for each
Filer.
|
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(d)
|
This
statement relates to shares of Common Stock of the Issuer (the
"Stock").
|
Item
3.
|
If
this statement is filed pursuant to rule 240.13d-1(b) or 240.13d-2(b) or
(c), check whether the person filing is
a:
|
|
(a)
|
[ ]
|
Broker
or dealer registered under section 15 of the Act (15 U.S.C.
78o).
|
|
(b)
|
[ ]
|
Bank
as defined in section 3(a)(6) of the Act (15 U.S.C.
78c).
|
|
(c)
|
[ ]
|
Insurance
company as defined in section 3(a)(19) of the Act (15 U.S.C.
78c).
|
|
(d)
|
[ ]
|
Investment
company registered under section 8 of the Investment Company Act of 1940
(15 U.S.C. 80a-8).
|
|
(e)
|
[
x
]
|
An
investment adviser in accordance with section 240.13d-1(b)(1)(ii)(E) (as
to PAI).
|
|
(f)
|
[ ]
|
An
employee benefit plan or endowment fund in accordance with section
240.13d-1(b)(1)(ii)(F).
|
|
(g)
|
[
x
]
|
A
parent holding company or control person in accordance with
240.13d-1(b)(1)(ii)(G) (as to Palo Alto Investors, Mr. Edwards and Dr.
Yun).
|
|
(h)
|
[ ]
|
A
savings association as defined in section 3(b) of the Federal Deposit
Insurance Act (12 U.S.C. 1813).
|
|
(i)
|
[ ]
|
A
church plan that is excluded from the definition of an investment company
under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C.
80a-3).
|
|
(j)
|
[ ]
|
A
non-U.S. institution in accordance with
§240.13d-1(b)(ii)(J).
|
|
(k)
|
[ ]
|
Group,
in accordance with Rule
13d-1(b)(1)(ii)(K).
|
Item
4.
|
Ownership.
|
Item
5.
|
Ownership
of Five Percent or Less of a Class
|
Item
6.
|
Ownership
of More than Five Percent on Behalf of Another
Person.
|
Item
7.
|
Identification
and Classification of the Subsidiary Which Acquired the Security Being
Reported on By the Parent Holding
Company.
|
Item
8.
|
Identification
and Classification of Members of the
Group.
|
Item
9.
|
Notice
of Dissolution of Group
|
Item
10.
|
Certification.
|
|
Certification:
|
PALO
ALTO INVESTORS
By:
Mark Shamia, Chief Operating
Officer
|
PALO
ALTO INVESTORS, LLC
By: Palo
Alto Investors, Manager
By:
Mark Shamia, Chief Operating
Officer
|
William
L. Edwards
|
Anthony
Joonkyoo Yun, MD
|
PALO
ALTO INVESTORS
By:
Mark Shamia, Chief Operating
Officer
|
PALO
ALTO INVESTORS, LLC
By: Palo
Alto Investors, Manager
By: /s/
Mark Shamia
Chief Operating
Officer
|
/s/
William Leland Edwards
|
/s/
Anthony Joonkyoo Yun, MD
|