SHAPIRO ROBERT N - NATIONAL INSTRS CORP ownership

NATIONAL INSTRS CORP's ticker is NATI and the CUSIP is 636518102. A total of 195 filers reported holding NATIONAL INSTRS CORP in Q3 2013. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
SHAPIRO ROBERT N ownership history of NATIONAL INSTRS CORP
ValueSharesWeighting
Q3 2013$32,0000.0%1,029
-11.4%
0.01%
-14.3%
Q2 2013$32,0001,1620.01%
Other shareholders
NATIONAL INSTRS CORP shareholders Q3 2013
NameSharesValueWeighting ↓
Kopion Asset Management, LLC 277,242$11,973,0008.92%
MCDANIEL TERRY & CO 445,781$19,251,0002.36%
Front Street Capital Management, Inc. 283,849$12,258,0002.32%
Advantage Alpha Capital Partners LP 173,870$7,509,0001.58%
RIVERBRIDGE PARTNERS LLC 2,799,614$120,901,0001.38%
SCHAPER BENZ & WISE INVESTMENT COUNSEL INC/WI 303,995$13,128,0001.28%
MESIROW FINANCIAL INVESTMENT MANAGEMENT - Fixed Income 205,645$8,881,0001.03%
BRASADA CAPITAL MANAGEMENT, LP 89,659$3,872,0000.84%
Fairpointe Capital LLC 11,855$512,0000.77%
Vident Investment Advisory, LLC 529,668$22,876,0000.77%
View complete list of NATIONAL INSTRS CORP shareholders