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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001193125-14-053404
Filing Date
2014-02-14
Accepted
2014-02-14 10:55:00
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G d676390dsc13g.htm SC 13G 42835
  Complete submission text file 0001193125-14-053404.txt   44387
Mailing Address 404 WYMAN STREET SUITE 460 WALTHAM MA 02451
Business Address 404 WYMAN STREET SUITE 460 WALTHAM MA 02451 7818904412
GRANAHAN INVESTMENT MANAGEMENT INC/MA (Filed by) CIK: 0001026710 (see all company filings)

IRS No.: 042856200 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G

Mailing Address 7 COMMERCE DRVIE DANBURY CT 06810-4169
Business Address 7 COMMERCE DRIVE DANBURY CT 06810-4169 2037941100
ATMI INC (Subject) CIK: 0001041577 (see all company filings)

IRS No.: 061481060 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G | Act: 34 | File No.: 005-51731 | Film No.: 14612315
SIC: 2810 Industrial Inorganic Chemicals