13D Filing: Raging Capital Management Nominates 2 for Castle A M & Co (CAS) Board Seats

1	NAME OF REPORTING PERSON Raging Capital Master Fund, Ltd.
2	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP		(a) x (b) o
3	SEC USE ONLY
4	SOURCE OF FUNDS
5	CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) OR 2(e)		¨
6	CITIZENSHIP OR PLACE OF ORGANIZATION CAYMAN ISLANDS
NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH	7	SOLE VOTING POWER – 0 –
	8	SHARED VOTING POWER – 0 –
	9	SOLE DISPOSITIVE POWER – 0 –
	10	SHARED DISPOSITIVE POWER – 0 –
11	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON – 0 –
12	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES		o
13	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) – 0 –
14	TYPE OF REPORTING PERSON CO

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