Odyssey Marine Exploration Inc OMEX
Institutional shares held
14.8 Million
1.43M
calls
224K
puts
Total value of holdings
$28.5M
$2.74M
calls
$429K
puts
Market Cap
$37.4M
19,486,900
Shares Out.
Institutional ownership
76.11%
# of Institutions
64
We take great care to ensure that the data presented and summarized in this overview for ODYSSEY MARINE EXPLORATION INC is accurate and up-to-date, based on a comprehensive analysis of 13F filing forms for institutional ownership and form 4 filings for insider transactions. Please note that this data may differ from other sources and should not be relied upon as the sole basis for investment decisions.
Top Institutions Holding OMEX
View all-
Two Seas Capital LP Rye, NY4.57MShares$8.77 Million0.17% of portfolio
-
Old West Investment Management, LLC Los Angeles, CA3.68MShares$7.06 Million1.79% of portfolio
-
Group One Trading, L.P. Chicago, IL703KShares$1.35 Million0.05% of portfolio
-
Susquehanna International Group, LLP Bala Cynwyd, PA671KShares$1.29 Million0.0% of portfolio
-
Vanguard Group Inc Valley Forge, PA640KShares$1.23 Million0.0% of portfolio
-
Rangeley Capital, LLC New Canaan, CT479KShares$920,5970.81% of portfolio
-
Jefferies Group LLC New York, NY426KShares$817,0750.01% of portfolio
-
Geode Capital Management, LLC Boston, MA408KShares$783,2060.0% of portfolio
-
Jefferies Financial Group Inc. New York, NY400KShares$768,0000.0% of portfolio
-
Antonetti Capital Management LLC279KShares$534,8671.63% of portfolio
Latest Institutional Activity in OMEX
Top Purchases
Top Sells
About OMEX
Odyssey Marine Exploration, Inc., together with its subsidiaries, discovers, validates, and develops seafloor resources worldwide. The company provides specialized mineral exploration, project development, and marine services to clients. It also offers resource assessment, project planning, research, and project management services. The company was founded in 1986 and is headquartered in Tampa, Florida.
Insider Transactions at OMEX
Insider Transaction List
View all| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Dec 05
2025
|
Larissa Tiffany Pommeraud |
BUY
Grant, award, or other acquisition
|
Direct |
4,854
+15.56%
|
-
|
|
Dec 05
2025
|
Jon D Sawyer |
BUY
Grant, award, or other acquisition
|
Direct |
4,854
+5.75%
|
-
|
|
Dec 05
2025
|
Todd E Siegel |
BUY
Grant, award, or other acquisition
|
Direct |
7,282
+6.83%
|
-
|
|
Nov 06
2025
|
Jon D Sawyer |
BUY
Grant, award, or other acquisition
|
Direct |
4,695
+5.91%
|
-
|
|
Nov 06
2025
|
Larissa Tiffany Pommeraud |
BUY
Grant, award, or other acquisition
|
Direct |
4,695
+17.93%
|
-
|
|
Nov 06
2025
|
Todd E Siegel |
BUY
Grant, award, or other acquisition
|
Direct |
7,042
+7.11%
|
-
|
|
Oct 20
2025
|
Mark Gordon Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
30,000
-5.86%
|
$90,000
$3.56 P/Share
|
|
Oct 17
2025
|
Mark Gordon Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
30,000
-5.53%
|
$90,000
$3.5 P/Share
|
|
Oct 16
2025
|
Mark Gordon Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
30,000
-5.24%
|
$90,000
$3.87 P/Share
|
|
Oct 15
2025
|
Mark Gordon Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
30,000
-4.98%
|
$90,000
$3.98 P/Share
|
|
Oct 14
2025
|
John D Longley Jr President and COO |
SELL
Open market or private sale
|
Direct |
217,072
-40.85%
|
$651,216
$3.73 P/Share
|
|
Oct 14
2025
|
John D Longley Jr President and COO |
BUY
Exercise of conversion of derivative security
|
Direct |
143,500
+32.81%
|
$0
$0.41 P/Share
|
|
Oct 14
2025
|
Mark Gordon Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
30,000
-4.75%
|
$90,000
$3.74 P/Share
|
|
Oct 13
2025
|
John D Longley Jr President and COO |
SELL
Open market or private sale
|
Direct |
38,977
-14.83%
|
$116,931
$3.5 P/Share
|
|
Oct 13
2025
|
John D Longley Jr President and COO |
BUY
Exercise of conversion of derivative security
|
Direct |
6,500
+2.41%
|
$0
$0.41 P/Share
|
|
Oct 13
2025
|
Mark Gordon Chief Executive Officer |
SELL
Open market or private sale
|
Direct |
20,956
-3.21%
|
$62,868
$3.5 P/Share
|
|
Jul 31
2025
|
Gallardo Juan Antonio Carlos Cortina > 10% Shareholder |
BUY
Exercise of in-the-money or at-the-money derivatives securities
|
Indirect |
1,939,468
+33.04%
|
$1,939,468
$1.1 P/Share
|
|
Jul 29
2025
|
Gallardo Juan Antonio Carlos Cortina > 10% Shareholder |
BUY
Other acquisition or disposition
|
Indirect |
1,991,998
+50.0%
|
-
|
|
Jul 29
2025
|
Gallardo Juan Antonio Carlos Cortina > 10% Shareholder |
SELL
Other acquisition or disposition
|
Indirect |
1,991,998
-100.0%
|
-
|
|
Jul 22
2025
|
Gallardo Juan Antonio Carlos Cortina > 10% Shareholder |
SELL
Open market or private sale
|
Indirect |
409,100
-17.04%
|
$409,100
$1.7 P/Share
|
Last 12 Months Summary
Buy / Acquisition
5.84M
Shares
From
10
Insiders
| Grant, award, or other acquisition | 973K shares |
|---|---|
| Open market or private purchase | 300K shares |
| Exercise of conversion of derivative security | 150K shares |
| Other acquisition or disposition | 1.99M shares |
| Exercise of in-the-money or at-the-money derivatives securities | 2.43M shares |
Sell / Disposition
3.4M
Shares
From
4
Insiders
| Open market or private sale | 1.41M shares |
|---|---|
| Other acquisition or disposition | 1.99M shares |