NORGES BANK - ION GEOPHYSICAL CORP ownership

ION GEOPHYSICAL CORP's ticker is IO and the CUSIP is 462044108. A total of 141 filers reported holding ION GEOPHYSICAL CORP in Q4 2014. The put-call ratio across all filers is 35.97 and the average weighting 0.0%.

Quarter-by-quarter ownership
NORGES BANK ownership history of ION GEOPHYSICAL CORP
ValueSharesWeighting
Q4 2015$998,000
+28.9%
1,983,6790.0%0.00%
Q3 2015$774,000
-67.0%
1,983,679
-9.4%
0.00%
-100.0%
Q2 2015$2,344,000
-50.7%
2,190,3620.0%0.00%
-50.0%
Q1 2015$4,753,000
-17.3%
2,190,362
+4.8%
0.00%
-33.3%
Q4 2014$5,747,000
-1.4%
2,089,5920.0%0.00%0.0%
Q3 2014$5,830,000
-60.3%
2,089,592
-39.9%
0.00%
-25.0%
Q2 2014$14,678,000
+100.5%
3,478,230
+100.0%
0.00%0.0%
Q1 2014$7,321,000
+27.6%
1,739,1150.0%0.00%
+33.3%
Q4 2013$5,739,000
-36.5%
1,739,1150.0%0.00%
-40.0%
Q3 2013$9,044,000
-13.6%
1,739,1150.0%0.01%
-28.6%
Q2 2013$10,470,000
-11.6%
1,739,1150.0%0.01%
-12.5%
Q1 2013$11,843,000
-1.9%
1,739,1150.0%0.01%0.0%
Q3 2012$12,070,000
-3.7%
1,739,115
-7.8%
0.01%
-20.0%
Q2 2012$12,538,0001,885,5280.01%
Other shareholders
ION GEOPHYSICAL CORP shareholders Q4 2014
NameSharesValueWeighting ↓
VILLERE ST DENIS J & CO LLC 10,309,119$34,020,0001.32%
LANDSCAPE CAPITAL MANAGEMENT, L.L.C. 141,508$467,0000.43%
NCM Capital Advisers, Inc. 121,100$400,0000.41%
US GLOBAL INVESTORS FUNDS 644,781$2,128,0000.38%
U S GLOBAL INVESTORS INC 644,781$2,128,0000.38%
Archer Capital Management, L.P. 736,200$2,429,0000.36%
Parametrica Management Ltd 38,546$127,0000.35%
Counsel Portfolio Services Inc. 577,175$1,905,0000.20%
TFS CAPITAL LLC 1,046,927$3,455,0000.16%
OTA Financial Group L.P. 68,629$226,0000.14%
View complete list of ION GEOPHYSICAL CORP shareholders