13D Filing: Wynnefield Partners and Layne Christensen Co (LAYN)

NAME OF REPORTING PERSON

S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

Nelson Obus

CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions)

(a) [ ]

(b) [ X ]

SEC USE ONLY

SOURCE OF FUNDS*

N/A

CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT
TO ITEMS 2(d) or 2(e)

[ ]

CITIZENSHIP OR PLACE OF ORGANIZATION

United States

NUMBER OF

SHARES

BENEFICIALLY

OWNED BY

EACH

REPORTING

PERSON

WITH

SOLE VOTING POWER

80,700 (See Item 5)

SHARED VOTING POWER

1,700,942 (See Item 5)

SOLE DISPOSITIVE POWER

80,700 (See Item 5)

SHARED DISPOSITIVE POWER

1,700,942 (See Item 5)

11

AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

1,781,642 (See Item 5)

12

CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN
SHARES*

[ X ]

13

PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11)

8.9%

14

TYPE OF REPORTING PERSON*

IN