Co-Diagnostics
CODX · NASDAQ
$0.6473−$0.0187 (−2.81%)TodayMarket closed ·
Prev close $0.666
Who owns CODX
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 11.8% of CODX’s shares.
- Armistice Capital LLC4.5%
- Jane Street Capital, L.L.C.1.7%
- Orca Capital GmbH1.2%
- Vanguard Capital Management, LLC1.1%
- Next 6 largest institutions3.4%
- All other shareholders88.2%
| Holder | Shares | % of shares |
|---|---|---|
| Armistice Capital LLC | 236.00K | 4.47% |
| Jane Street Capital, L.L.C. | 89.24K | 1.69% |
| Orca Capital GmbH | 62.86K | 1.19% |
| Vanguard Capital Management, LLC | 58.27K | 1.10% |
| Private Advisory Group LLC | 39.39K | 0.75% |
| Millennium Management LLC | 32.00K | 0.61% |
| Susquehanna International Group, LLP | 31.24K | 0.59% |
| Egan (Dwight H.) | 27.89K | 0.53% |
| Geode Capital Management, L.L.C. | 25.57K | 0.48% |
| Abbott (Richard David) | 23.11K | 0.44% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Extended Market Index Fund | 58.27K | 1.10% |
| Fidelity Extended Market Index Fund | 19.01K | 0.36% |
| Fidelity Series Total Market Index Fund | 6.57K | 0.12% |
| Fidelity Total Market Index Fund | 4.34K | 0.08% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of CODX in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Abbott Richard David | Option exercise | 1.89K | — |
| Abbott Richard David | Other | 680 | $3.45K |
| Abbott Richard David | Award | 1.89K | — |
| Brown Brian Lee | Option exercise | 3.75K | — |
| Brown Brian Lee | Other | 1.35K | $6.84K |
| Brown Brian Lee | Award | 3.75K | — |
| Durenard Eugene | Option exercise | 1.70K | — |
| Durenard Eugene | Award | 1.70K | — |
| Murphy Edward L. | Option exercise | 1.70K | — |
| Murphy Edward L. | Award | 1.70K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 418.93K
- Days to cover
- 1.19
- % of shares outstanding
- 7.93%
- Average daily volume
- 350.76K
- Change since last report
- +37.4%
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