We are live on ! Find out more
IO

ION Geophysical Corporation

Delisted

IO was delisted on the 18th of May, 2022.

Name Holding Trade Value Shares
Change
Change in
Stake
Invesco
1
Invesco
Georgia
$112M +$116M +1,241,589 New
SDJVC
2
St. Denis J. Villere & Co
Louisiana
$70.4M +$72.8M +780,059 New
Wells Fargo
3
Wells Fargo
California
$55.9M +$57.7M +618,827 New
Wellington Management Group
4
Wellington Management Group
Massachusetts
$53.6M +$55.4M +593,805 New
Vanguard Group
5
Vanguard Group
Pennsylvania
$44.5M +$46M +493,053 New
BFA
6
BlackRock Fund Advisors
California
$38.2M +$39.4M +422,697 New
GC
7
GW Capital
Washington
$28.1M +$29.1M +311,488 New
BIT
8
BlackRock Institutional Trust
California
$22.9M +$23.7M +254,097 New
Dimensional Fund Advisors
9
Dimensional Fund Advisors
Texas
$22.2M +$23M +246,327 New
State Street
10
State Street
Massachusetts
$18.2M +$18.8M +201,741 New
T. Rowe Price Associates
11
T. Rowe Price Associates
Maryland
$17.9M +$18.5M +198,273 New
Principal Financial Group
12
Principal Financial Group
Iowa
$12.9M +$13.3M +142,752 New
Northern Trust
13
Northern Trust
Illinois
$12.2M +$12.6M +134,788 New
Ameriprise
14
Ameriprise
Minnesota
$11.3M +$11.7M +125,304 New
Neuberger Berman Group
15
Neuberger Berman Group
New York
$11.1M +$11.4M +122,473 New
Norges Bank
16
Norges Bank
Norway
$10.5M +$10.8M +115,941 New
RHJA
17
Rice Hall James & Associates
California
$8.98M +$9.29M +99,506 New
CAM
18
Cortina Asset Management
Wisconsin
$8.38M +$8.66M +92,817 New
Bank of New York Mellon
19
Bank of New York Mellon
New York
$7.89M +$8.15M +87,331 New
RA
20
Royce & Associates
New York
$7.09M +$7.33M +78,547 New
PA
21
Pinnacle Associates
New York
$6.28M +$6.49M +69,496 New
Morgan Stanley
22
Morgan Stanley
New York
$5.72M +$5.91M +63,316 New
HCM
23
Highbridge Capital Management
New York
$4.69M +$4.85M +51,950 New
TCIM
24
TIAA CREF Investment Management
New York
$4.29M +$4.43M +47,456 New
TAM
25
Tocqueville Asset Management
New York
$4.18M +$4.32M +46,264 New