Parallax Volatility Advisers, L.P. - INNOSPEC INC ownership

INNOSPEC INC's ticker is IOSP and the CUSIP is 45768S105. A total of 136 filers reported holding INNOSPEC INC in Q1 2015. The put-call ratio across all filers is - and the average weighting 0.2%.

Quarter-by-quarter ownership
Parallax Volatility Advisers, L.P. ownership history of INNOSPEC INC
ValueSharesWeighting
Q4 2017$258,000
+2766.7%
3,654
+1793.3%
0.00%
Q3 2015$9,000
-25.0%
193
-26.6%
0.00%
Q2 2015$12,000
-88.7%
263
-88.4%
0.00%
Q1 2015$106,000
+41.3%
2,276
+29.3%
0.00%
Q4 2014$75,000
+11.9%
1,760
-6.3%
0.00%
Q3 2014$67,000
+3.1%
1,879
+24.9%
0.00%
Q2 2014$65,0001,5050.00%
Other shareholders
INNOSPEC INC shareholders Q1 2015
NameSharesValueWeighting ↓
KIRR MARBACH & CO LLC /IN/ 80,399$8,216,7782.33%
Telemark Asset Management, LLC 150,000$15,330,0002.33%
Huber Capital Management LLC 83,333$8,516,6312.00%
Round Hill Asset Management 22,602$2,309,9241.52%
WASATCH ADVISORS LP 1,975,170$201,862,3741.28%
ROYCE & ASSOCIATES LP 847,650$86,629,8300.88%
OSTERWEIS CAPITAL MANAGEMENT INC 82,355$8,416,6810.62%
Champlain Investment Partners, LLC 823,030$84,113,6660.55%
Allspring Global Investments Holdings, LLC 2,400,328$245,313,5200.44%
CONNORS INVESTOR SERVICES INC 31,492$3,2060.40%
View complete list of INNOSPEC INC shareholders