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Ion Geophysical Corp (IO)

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value (x$1000) Activity % Port
1. 1,301,604 $20,240 +12% 0.51%
2.
PDT Partners

Peter Muller

16,300 $253 0.01%
3. 1,080,082 $16,795 -4% 0.01%
4. 208,701 $3,245 +340% 0%
5.
Blue Mountain Capital

Andrew Feldstein And Stephen Siderow

17,762 $276 -43% 0%
Insider Trading: Purchases See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$7.61 20,000 Director 202,773 2018-12-06 Filing
$10.28 10,000 Director 182,773 2018-11-07 Filing
$15.70 2,500 Director 43,702 2018-08-15 Filing
$15.39 10,000 Director 172,773 2018-08-15 Filing
$16.10 7,500 Director 41,202 2018-08-14 Filing
Insider Trading: Sales See All
Insider Price Amount Relationship Remaining Holdings Date Form 4
$23.53 50,000 Officer, Director 43,631 2018-06-22 Filing
$23.49 6,409 Officer, Director 43,631 2018-06-22 Filing
$22.71 41,351 Officer, Director 50,040 2018-06-22 Filing
$22.50 667 Officer, Director 90,725 2018-06-19 Filing
$22.74 57,028 Officer, Director 91,392 2018-06-18 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value (x$1000) % Port
1. 16,000 $249 0.25%
2. 39,000 $606 0.1%
3. 64,800 $1,007 0.05%
4. 43,988 $684 0.03%
5. 206,405 $3,210 0.03%