RS INVESTMENT MANAGEMENT CO LLC - MATERION CORP ownership

MATERION CORP's ticker is MTRN and the CUSIP is 576690101. A total of 151 filers reported holding MATERION CORP in Q2 2015. The put-call ratio across all filers is 1.15 and the average weighting 0.1%.

Quarter-by-quarter ownership
RS INVESTMENT MANAGEMENT CO LLC ownership history of MATERION CORP
ValueSharesWeighting
Q3 2015$19,567,000
-7.8%
651,804
+8.3%
0.17%
-4.4%
Q2 2015$21,213,000
-1.3%
601,799
+7.6%
0.18%
-5.2%
Q1 2015$21,491,000
+14.7%
559,219
+5.1%
0.19%
+15.0%
Q4 2014$18,741,000
+15.0%
531,951
+0.1%
0.17%
+11.3%
Q3 2014$16,295,000531,3050.15%
Other shareholders
MATERION CORP shareholders Q2 2015
NameSharesValueWeighting ↓
ACK Asset Management 415,000$26,402,0006.23%
Roubaix Capital, LLC 60,103$5,526,0003.37%
Phocas Financial Corp. 118,212$10,868,0001.38%
OBERWEIS ASSET MANAGEMENT INC/ 69,657$6,404,0001.17%
Copeland Capital Management, LLC 415,125$38,167,0000.99%
Walthausen & Co., LLC 34,130$3,138,0000.82%
Granite Investment Partners, LLC 298,643$27,457,0000.80%
HEARTLAND ADVISORS INC 148,659$13,668,0000.80%
Ziegler Capital Management, LLC 174,156$16,012,0000.58%
Gilman Hill Asset Management, LLC 23,934$2,200,0000.49%
View complete list of MATERION CORP shareholders