Ion Geophysical Corporation Institutional Ownership

IO 
$2.37
*  
0.02
0.85%
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*Delayed - data as of May 5, 2015  -  Find a broker to begin trading IO now
Exchange: NYSE
Industry: Energy
Community Rating:
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Ownership Summary Institutional Holdings Insiders
(SEC Form 4)
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Ownership Summary


Institutional Ownership 62.20%
Total Shares Outstanding (millions) 166
Total Value of Holdings (millions) $243

Active Positions

Holders Shares
Increased Positions 62 7,512,340
Decreased Positions 70 7,197,014
Held Positions 29 88,586,935
Total Institutional Shares 161 103,296,289

New and Sold Out Positions


Holders Shares
New Positions 20 2,108,447
Sold Out Positions 18 3,048,703

161 Institutional Holders
103,296,289 Total Shares Held


Click on the column header links to resort ascending (▲) or descending (▼).
Owner Name Date Shared Held Change (Shares) Change (%) Value (in 1,000s)
INVESCO LTD. 12/31/2014 31,797,788 145,124 .46 74,725
VANGUARD GROUP INC 12/31/2014 8,491,811 (778,447) (8.4) 19,956
BLACKROCK FUND ADVISORS 12/31/2014 7,592,761 989,949 14.99 17,843
WELLS FARGO & COMPANY/MN 12/31/2014 6,074,495 (104,532) (1.69) 14,275
DIMENSIONAL FUND ADVISORS LP 12/31/2014 4,710,949 56,091 1.21 11,071
BLACKROCK INSTITUTIONAL TRUST COMPANY, N.A. 12/31/2014 3,715,238 (15,236) (0.41) 8,731
STATE STREET CORP 12/31/2014 2,969,428 (36,663) (1.22) 6,978
NEUBERGER BERMAN GROUP LLC 12/31/2014 2,766,992 (120,050) (4.16) 6,502
PUTNAM INVESTMENTS LLC 12/31/2014 2,536,489 639,109 33.68 5,961
AMERIPRISE FINANCIAL INC 12/31/2014 2,262,403 (10,610) (0.47) 5,317
NORGES BANK 12/31/2014 2,089,592 350,477 20.15 4,911
JPMORGAN CHASE & CO 12/31/2014 1,915,448 200,546 11.69 4,501
BANK OF NEW YORK MELLON CORP 12/31/2014 1,515,232 (106,235) (6.55) 3,561
SCHWAB CHARLES INVESTMENT MANAGEMENT INC 12/31/2014 1,513,924 151,627 11.13 3,558
NORTHERN TRUST CORP 12/31/2014 1,475,484 (54,446) (3.56) 3,467

Institutional Holdings information for this company is filed by major institutions on form 13-F with the Securities and Exchange Commission.
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