K2M Group Holdings, Inc.
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(Name of Issuer)
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Common Stock, $0.001 par value
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(Title of Class of Securities)
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48273J107
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(CUSIP Number)
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December 31, 2015
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(Date of Event Which Requires Filing of this Statement)
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1.
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Name of Reporting Person
Welsh, Carson, Anderson & Stowe XI, L.P.
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I.R.S. Identification No. of Above Person (Entities Only) (Voluntary)
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||||
2.
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Check the Appropriate Box if a Member of a Group
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(a) [X]
(b) [ ]
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3.
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SEC Use Only
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4.
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Citizenship or Place of Organization
Delaware
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Number of
Shares Beneficially
Owned by Each
Reporting Person
With
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5.
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Sole Voting Power
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13,727,751 *
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6.
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Shared Voting Power
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-0-
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||
7.
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Sole Dispositive Power
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13,727,751 *
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||
8.
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Shared Dispositive Power
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-0-
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||
9.
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Aggregate Amount Beneficially Owned by Each Reporting Person
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13,727,751 *
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||
10.
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Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares
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[ ]
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||
11.
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Percent of Class Represented by Amount in Row (9)
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33.3% **
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12.
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Type of Reporting Person
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PN
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1.
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Name of Reporting Person
WCAS Capital Partners IV, L.P.
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I.R.S. Identification No. of Above Person (Entities Only) (Voluntary)
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||||
2.
|
Check the Appropriate Box if a Member of a Group
|
(a) [X]
(b) [ ]
|
||
3.
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SEC Use Only
|
|||
4.
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Citizenship or Place of Organization
Delaware
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|||
Number of
Shares Beneficially
Owned by Each
Reporting Person
With
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5.
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Sole Voting Power
|
201,011 *
|
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6.
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Shared Voting Power
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-0-
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||
7.
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Sole Dispositive Power
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201,011 *
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||
8.
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Shared Dispositive Power
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-0-
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||
9.
|
Aggregate Amount Beneficially Owned by Each Reporting Person
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201,011 *
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||
10.
|
Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares
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[ ]
|
||
11.
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Percent of Class Represented by Amount in Row (9)
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0.5% **
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12.
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Type of Reporting Person
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PN
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WELSH, CARSON, ANDERSON & STOWE XI, L.P.
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By:
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WCAS XI Associates LLC, its general partner
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By:
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/s/ David Mintz
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Attorney-in-Fact
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WCAS CAPITAL PARTNERS IV, L.P.
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By:
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WCAS CP IV Associates LLC, its general partner
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By:
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/s/ David Mintz
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Attorney-in-Fact
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