Granahan Investment Management - ATMI INC ownership

ATMI INC's ticker is ATMI and the CUSIP is 00207R101. A total of 149 filers reported holding ATMI INC in Q1 2014. The put-call ratio across all filers is 0.90 and the average weighting 0.3%.

Quarter-by-quarter ownership
Granahan Investment Management ownership history of ATMI INC
ValueSharesWeighting
Q1 2014$11,587,000
-79.7%
340,700
-82.0%
0.31%
-78.8%
Q4 2013$57,187,000
+186.4%
1,892,975
+151.4%
1.47%
+176.8%
Q3 2013$19,969,000
+112.3%
752,976
+89.4%
0.53%
+95.9%
Q2 2013$9,404,000397,6460.27%
Other shareholders

There were no reported owners of ATMI INC in Q1 2014.

NameSharesValueWeighting ↓
View complete list of ATMI INC shareholders