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 Q1 2026

Latest Period

Q1 2026

Institutions Reporting

59

Shares (Excl. Options)

21,217,752

Price

$0.83

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Type / Class
Equity / Common Stock, $0.0001 par value
Symbol
OMEX on Nasdaq
Shares outstanding
58,209,707
Price per share
$0.99
All holders as of 31 Mar 2026
Q1 2026
Total 13F shares
21,217,752
Total reported value
$17,690,050
% of total 13F portfolios
0%
Share change
-117,021
Value change
-$1,222,835
Number of holders
59
Price from insider filings
$0.99
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Key facts

  • OMEX - ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value is tracked under CUSIP 676118201.
  • 59 institutions reported positions in Q1 2026.
  • 6 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 55 to 59 between Q4 2025 and Q1 2026.
  • Reported value moved from $38,367,498 to $17,690,050.

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 59 institutions filings for Q1 2026.

Open SEC Evidence

Security key

676118201

Latest holder period

Q1 2026

13F holders

59

13D/G owners

6

CIK / CUSIP context first

Open Q1 2026 holders OMEX full holder history ODYSSEY MARINE EXPLORATION INC SEC filings ODYSSEY MARINE EXPLORATION INC company facts ODYSSEY MARINE EXPLORATION INC insider transactions

Broader feeds

Latest 13F filings Latest 13D/G filings All securities

Significant Owners of ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value (OMEX) based on Schedule 13D/G filings

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 31 Mar 2026, 59 institutional investors reported holding 21,217,752 shares of ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value (OMEX). This represents 36% of the company’s total 58,209,707 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value (OMEX) together control 36% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
Two Seas Capital LP 9.6% 5,592,985 +7.9% 0.22% $4,664,549
Old West Investment Management, LLC 8.2% 4,773,196 -13% 0.43% $3,980,845
VANGUARD CAPITAL MANAGEMENT LLC 4.1% 2,396,641 0% 0% $1,998,799
CITADEL ADVISORS LLC 2.7% 1,549,082 +9191% 0% $1,291,934
Jefferies Financial Group Inc. 2.6% 1,500,000 0% 0.02% $1,251,000
SUSQUEHANNA INTERNATIONAL GROUP, LLP 1.4% 828,577 -29% 0% $691,033
GEODE CAPITAL MANAGEMENT, LLC 1% 605,362 +8.1% 0% $505,091
RENAISSANCE TECHNOLOGIES LLC 0.93% 541,721 +11% 0% $451,795
BlackRock, Inc. 0.67% 391,938 -5.6% 0% $326,877
UBS Group AG 0.62% 363,730 +12% 0% $303,351
JANE STREET GROUP, LLC 0.62% 358,261 +32% 0% $298,790
VANGUARD FIDUCIARY TRUST CO 0.46% 266,559 0% 0% $222,310
STATE STREET CORP 0.39% 229,812 +18% 0% $191,663
XTX Topco Ltd 0.38% 221,812 +122% 0% $184,991
SLT Holdings LLC 0.32% 183,750 -37% 0.11% $153,248
Foundations Investment Advisors, LLC 0.32% 183,750 -37% 0% $153,248
L. Roy Papp & Associates, LLP 0.26% 152,461 0% 0.01% $127,153
GROUP ONE TRADING LLC 0.22% 126,819 -72% 0% $105,767
Rockefeller Capital Management L.P. 0.21% 123,749 0% $103,207
NORTHERN TRUST CORP 0.2% 117,441 0% 0% $97,946
VOISARD ASSET MANAGEMENT GROUP, INC. 0.19% 108,000 +54% 0.02% $90,072
TWO SIGMA INVESTMENTS, LP 0.16% 92,620 -1.9% 0% $77,245
Caprock Group, LLC 0.15% 85,140 +70% 0% $71,007
BBR PARTNERS, LLC 0.1% 60,616 0% $50,554
Pilgrim Partners Asia Pte Ltd 0.06% 36,600 0.01% $30,524

Institutional Holders of ODYSSEY MARINE EXPLORATION INC - Common Stock, $0.0001 par value (OMEX) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 21,217,752 $17,690,050 -$1,222,835 $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
2020 Q1 739,915 $2,479,766 +$62,820 $3.35 22
2019 Q4 721,545 $2,300,000 -$7,000 $3.19 17
2019 Q3 31,965 $120,000 +$48,000 $3.00 6
2019 Q2 740,061 $4,288,000 -$424,949 $5.80 23
2019 Q1 801,481 $5,738,000 +$180,288 $7.16 23
2018 Q4 780,968 $2,600,000 -$168,855 $3.33 19
2018 Q3 753,485 $6,343,000 +$8,805 $8.10 24
2018 Q2 762,906 $6,555,000 -$159,663 $8.29 26
2018 Q1 773,194 $6,390,000 +$998,385 $8.27 20
2017 Q4 683,428 $2,577,000 -$212,145 $3.77 21
2017 Q3 734,489 $3,186,000 +$364,018 $4.34 21
2017 Q2 651,109 $2,346,000 -$5,977 $3.60 17
2017 Q1 657,266 $2,588,000 +$865,981 $3.94 18
2016 Q4 649,625 $2,220,000 +$77,008 $3.41 18
2016 Q3 599,899 $2,129,000 -$189,089 $3.54 18
2016 Q2 660,609 $1,332,000 -$1,775,447 $2.01 16
2016 Q1 912,723 $6,195,000 +$6,179,000 $6.78 21
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