Security Snapshot

ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value (OMEX) Institutional Ownership

CUSIP: 676118201

13F Institutional Holders and Ownership History from Q1 2016 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

55

Shares (Excl. Options)

20,426,420

Price

$0.85

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Latest holder snapshot 5 signals
Portfolio coverage rank
0%
Share change
+758,199
Value change
+$665,335
Number of holders
55
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
58,209,707
SEC-reported price per share
$0.71
Insider filing price
$0.71
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • OMEX - ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value is tracked under CUSIP 676118201.
  • 55 institutions reported positions in Q2 2026.
  • 6 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 59 to 55 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $17,690,050 to $17,373,603.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 55 institutions filings for Q2 2026.

Open SEC evidence

Security key

676118201

Latest holder period

Q2 2026

13F holders

55

13D/G owners

6

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
6
Security
OMEX
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Greywolf Capital Management LP 11% +9.2% $10,358,803 +$3,000,000 6,394,323 +41% Greywolf Capital Management LP 02 Mar 2026
Two Seas Capital LP 10% 0% $4,814,822 +$635,048 5,857,448 +15% Two Seas Capital LP 08 Apr 2026
Old West Investment Management, LLC 8.2% $4,725,464 4,773,196 Old West Investment Management, LLC 31 Mar 2026
Capital Latinoamericano, S.A. de C.V. 12% +35% $5,032,276 +$1,855,548 3,931,466 +58% Capital Latinoamericano, S.A. de C.V. 25 Apr 2025
FourWorld Capital Management LLC 0.8% -86% $1,047,813 -$1,487,520 455,571 -59% FourWorld Capital Management LLC 31 Dec 2025
Brumder William George 0.2% -95% $83,400 -$2,143,630 100,000 -96% Brumder William George 31 Mar 2026

As of 30 Jun 2026, 55 institutional investors reported holding 20,426,420 shares of ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value (OMEX). This represents 35% of the company’s total 58,209,707 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
35%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Two Seas Capital LP 9.6% 5,592,985 0% 0.18% $4,756,274
Old West Investment Management, LLC 7.7% 4,502,674 -5.7% 0.41% $3,829,073
VANGUARD CAPITAL MANAGEMENT LLC 4.1% 2,394,545 -0.09% 0% $2,035,363
Jefferies Financial Group Inc. 2.6% 1,500,000 0% 0.01% $1,275,600
MORGAN STANLEY 2.4% 1,382,420 +126379% 0% $1,175,610
UBS Group AG 2.1% 1,201,457 +230% 0% $1,021,239
SUSQUEHANNA INTERNATIONAL GROUP, LLP 1.1% 666,396 -20% 0% $566,704
GEODE CAPITAL MANAGEMENT, LLC 1% 602,772 -0.43% 0% $512,837
BlackRock, Inc. 0.79% 458,789 +17% 0% $390,154
VANGUARD FIDUCIARY TRUST CO 0.51% 299,555 +12% 0% $254,622
STATE STREET CORP 0.39% 229,812 0% 0% $195,432
XTX Topco Ltd 0.3% 171,844 -23% 0% $146,136
L. Roy Papp & Associates, LLP 0.26% 152,461 0% 0.01% $129,653
GROUP ONE TRADING LLC 0.26% 148,438 +17% 0% $126,232
NORTHERN TRUST CORP 0.21% 123,442 +5.1% 0% $104,975
Rockefeller Capital Management L.P. 0.2% 116,749 -5.7% 0% $99,283
VOISARD ASSET MANAGEMENT GROUP, INC. 0.19% 108,000 0% 0.02% $91,844
Caprock Group, LLC 0.18% 105,140 +23% 0% $89,411
BlackDiamond Wealth Management, LLC 0.17% 100,000 0.04% $87,650
TWO SIGMA INVESTMENTS, LP 0.14% 79,485 -14% 0% $67,594
JPMORGAN CHASE & CO 0.12% 72,651 +377% 0% $63,933
BBR PARTNERS, LLC 0.1% 60,616 0% 0% $51,548
JANE STREET GROUP, LLC 0.09% 55,131 -85% 0% $46,884
SIMPLEX TRADING, LLC 0.05% 31,104 +50% 0% $26,450
SLT Holdings LLC 0.05% 28,250 -85% 0.02% $24,024

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
42
Latest
Q2 2026
Rows shown
1-25 of 42
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 20,426,420 $17,373,603 +$665,335 $0.85 55
2026 Q1 21,217,752 $17,690,050 -$1,344,485 $0.83 59
2025 Q4 19,575,378 $38,367,498 +$10,604,741 $1.96 55
2025 Q3 14,240,586 $27,766,468 +$19,924,136 $1.95 52
2025 Q2 4,050,347 $4,778,655 -$228,892 $1.18 43
2025 Q1 4,463,773 $1,788,382 -$98,563 $0.40 36
2024 Q4 4,466,220 $3,215,257 -$1,331,117 $0.72 38
2024 Q3 5,802,225 $4,801,377 -$8,621,283 $0.83 37
2024 Q2 7,874,054 $38,425,184 -$3,248,327 $4.88 46
2024 Q1 8,134,886 $30,993,143 +$1,338,626 $3.81 41
2023 Q4 7,779,120 $36,160,411 -$104,761 $4.65 38
2023 Q3 8,082,606 $30,227,756 +$3,927,063 $3.74 40
2023 Q2 7,034,674 $26,742,229 +$456,947 $3.60 34
2023 Q1 6,936,849 $22,531,341 -$7,549 $3.25 42
2022 Q4 6,934,953 $26,905,051 +$1,272,171 $3.88 40
2022 Q3 7,038,357 $21,817,236 +$1,537,507 $3.10 38
2022 Q2 6,537,141 $22,290,140 +$7,500,632 $3.41 35
2022 Q1 4,338,134 $27,992,342 +$757,718 $6.66 35
2021 Q4 2,785,946 $14,494,700 +$52,369 $5.20 35
2021 Q3 1,993,285 $13,922,711 -$4,128,240 $7.00 33
2021 Q2 2,477,425 $15,756,573 +$7,175,886 $6.36 33
2021 Q1 1,345,659 $8,986,655 +$521,521 $6.68 30
2020 Q4 1,265,354 $8,953,000 +$559,170 $7.11 26
2020 Q3 976,672 $6,640,000 +$960,071 $6.80 24
2020 Q2 730,188 $3,350,000 -$39,695 $4.61 20
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