ATMI INC (ATMI) [Rocket]

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Asset disposition
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Director departure
Inv. presentation
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Quarterly results
Appointed COO
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ATMI INC (ATMI)

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Date Filed	Type	Description
03/10/2014	SC 13G/A	WELLS FARGO & COMPANY reports a 0% stake in ATMI INC
03/06/2014	SC 13G/A	ROYCE & ASSOCIATES LP reports a 2% stake in ATMI, Inc.
02/25/2014	SC 13G/A	ATMI INC reports a 5.6% stake in INTERMOLECULAR, INC.
02/11/2014	SC 13G/A	VANGUARD GROUP INC reports a 6.3% stake in ATMI Inc
02/07/2014	SC 13G/A	PRUDENTIAL FINANCIAL INC has filed a Schedule 13D for ATMI INC
02/07/2014	SC 13G/A	WESTFIELD CAPITAL MANAGEMENT CO LP reports a 0% stake in ATMI Inc
02/06/2014	SC 13G/A	JENNISON ASSOCIATES LLC reports a 2.3% stake in ATMI, Inc.
01/28/2014	SC 13G/A	WELLS FARGO & COMPANY reports a 7% stake in ATMI INC
01/28/2014	SC 13G/A	BlackRock Inc. reports a 8.8% stake in ATMI INC.
01/06/2014	SC 13G/A	ROYCE & ASSOCIATES LP reports a 8.9% stake in ATMI, Inc.
03/29/2013	SC 13G/A	Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
02/11/2013	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
02/11/2013	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
01/03/2013	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
08/07/2012	SC 13G/A	ATMI INC reports a 10.2% stake in ATMI, Inc.
02/13/2012	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
02/13/2012	SC 13G/A	ATMI INC reports a 5.5% stake in ATMI, Inc.
02/13/2012	SC 13G/A	ATMI INC reports a 7.5% stake in ATMI INC
02/10/2012	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
01/23/2012	SC 13G/A	ATMI INC reports a 6.3% stake in ATMI INC
01/05/2012	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
12/12/2011	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
10/11/2011	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
01/20/2011	SC 13G/A	ATMI INC reports a 8.6% stake in ATMI INC
02/16/2010	SC 13G/A	ATMI INC reports a 13% stake in ATMI, Inc.
02/11/2010	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
02/11/2010	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
02/03/2010	SC 13G/A	Form SC 13G - Statement of acquisition of beneficial ownership by individuals [amend]
01/21/2010	SC 13G/A	ATMI INC reports a 8.5% stake in ATMI INC
10/13/2009	SC 13G/A	ATMI INC reports a 10.2% stake in ATMI, Inc.
02/17/2009	SC 13G/A	Form SC 13G/A -- Statement of acquisition of beneficial ownership by individuals [amend]
02/13/2009	SC 13G/A	LORD ABBETT & CO LLC reports a 0% stake in ATMI, Inc.
02/13/2009	SC 13G/A	Form SC 13G/A -- Statement of acquisition of beneficial ownership by individuals [amend]
02/04/2009	SC 13G/A	Form SC 13G/A -- Statement of acquisition of beneficial ownership by individuals [amend]

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