Grantham, Mayo, Van Otterloo & Co. LLC - INNOSPEC INC ownership

INNOSPEC INC's ticker is IOSP and the CUSIP is 45768S105. A total of 193 filers reported holding INNOSPEC INC in Q3 2022. The put-call ratio across all filers is 2.20 and the average weighting 0.1%.

Quarter-by-quarter ownership
Grantham, Mayo, Van Otterloo & Co. LLC ownership history of INNOSPEC INC
ValueSharesWeighting
Q1 2023$574,952
-47.8%
5,600
-47.7%
0.00%
-50.0%
Q4 2022$1,100,602
+2.0%
10,700
-15.1%
0.01%0.0%
Q3 2022$1,079,000
-53.3%
12,600
-47.7%
0.01%
-53.8%
Q2 2022$2,309,000
+80.8%
24,100
+74.6%
0.01%
+116.7%
Q1 2022$1,277,000
+115.7%
13,800
+139.2%
0.01%
+100.0%
Q1 2021$592,000
-88.5%
5,769
-89.9%
0.00%
-90.6%
Q4 2020$5,160,000
-65.4%
56,869
-75.9%
0.03%
-69.8%
Q3 2020$14,923,000
-26.1%
235,674
-9.8%
0.11%
-29.3%
Q2 2020$20,191,000
+3.5%
261,374
-6.9%
0.15%
-8.0%
Q1 2020$19,511,000
-30.5%
280,774
+3.5%
0.16%
-12.8%
Q4 2019$28,054,000
+43.3%
271,208
+23.5%
0.19%
+37.5%
Q3 2019$19,576,000
+74.3%
219,608
+78.4%
0.14%
+72.2%
Q2 2019$11,229,000
+39.9%
123,074
+27.8%
0.08%
+36.2%
Q1 2019$8,024,000
+1655.8%
96,274
+1201.0%
0.06%
+1350.0%
Q4 2018$457,000
+80.6%
7,400
+124.2%
0.00%
+100.0%
Q3 2018$253,0000.0%3,3000.0%0.00%0.0%
Q2 2018$253,0003,3000.00%
Other shareholders
INNOSPEC INC shareholders Q3 2022
NameSharesValueWeighting ↓
Tieton Capital Management, LLC 88,858$4,087,0003.98%
FIRST WILSHIRE SECURITIES MANAGEMENT INC 198,420$9,125,0002.94%
Huber Capital Management LLC 1,527,422$70,246,0002.89%
KIRR MARBACH & CO LLC /IN/ 231,074$10,627,0002.28%
Hillcrest Asset Management LLC 125,950$5,792,0001.46%
NEW AMSTERDAM PARTNERS LLC/NY 93,746$4,311,0001.05%
Champlain Investment Partners, LLC 858,010$39,460,0000.68%
Zebra Capital Management LLC 38,039$1,749,0000.61%
JAMES INVESTMENT RESEARCH INC 454,639$20,909,0000.53%
CLARK ESTATES INC/NY 52,000$2,391,0000.47%
View complete list of INNOSPEC INC shareholders