1)
|
NAME
OF REPORTING PERSON
S.S.
OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Gilder,
Gagnon, Howe & Co. LLC
13-3174112
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2)
|
CHECK
THE APPROPRIATE BOX IF A MEMBER OF A GROUP
|
(a)
o
(b)
o
|
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3)
|
SEC
USE ONLY
|
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4)
|
CITIZENSHIP
OR PLACE OF ORGANIZATION
New
York
|
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NUMBER
OF
SHARES
BENEFICIALLY
OWNED
BY
EACH
REPORTING
PERSON
WITH
|
5)
|
SOLE
VOTING POWER
44,216
|
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6)
|
SHARED
VOTING POWER
None
|
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7)
|
SOLE
DISPOSITIVE POWER
None
|
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8)
|
SHARED
DISPOSITIVE POWER
4,491,017
|
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9)
|
AGGREGATE
AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
4,491,017
|
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10)
|
CHECK
BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN
SHARES
o
|
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11)
|
PERCENT
OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
7.4%
|
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12)
|
TYPE
OF REPORTING PERSON
BD
|
Item
1(a).
|
Name
of Issuer:
|
Item
2(b).
|
Address
of Principal Business Office or, if None, Residence:
|
Item
2(c).
|
Citizenship:
|
Item
2(d).
|
Title
of Class of Securities:
|
Item
2(e).
|
CUSIP
Number:
|
|
(a)
|
x
|
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)
|
¨
|
Investment
Adviser in accordance with § 240.13d-1(b)(1)(ii)(E)
|
|
(f)
|
¨
|
Employee
benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F)
|
|
(g)
|
¨
|
Parent
Holding Company or control person in accordance with §240.13d-1(b)(ii)(G)
|
|
(h)
|
¨
|
Savings
Association as defined in §3(b) of the Federal Deposit Insurance Act (12
U.S.C. 1813)
|
|
(i)
|
¨
|
Church
plan that is excluded from the definition of an investment company under
§3(c)(15) of the Investment Company Act of 1940 (15 U.S.C. 80a-3)
|
|
(j)
|
¨
|
Group,
in accordance with §240.13d-1(b)(ii)(J)
|
Item
4.
|
Ownership.
|
|
The
shares reported include 3,587,225 shares held in customer accounts over
which partners and/or employees of the Reporting Person have discretionary
authority to dispose of or direct the disposition of the shares, 859,576
shares held in accounts owned by the partners of the Reporting Person and
their families, and 44,216 shares held in the account of the
profit-sharing plan of the Reporting Person (“the Profit-Sharing Plan”).
|
Item
5.
|
Ownership
of Five Percent or Less of a Class.
|
Item
9.
|
Notice
of Dissolution of Group.
|
Item
10.
|
Certification.
|