James B Nelson
Insider
First SEC filing: Nov. 15, 2019 · Latest: Nov. 15, 2019
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 23, 2025 | CODX | A | 57,499 | · | · | 269,166 Direct | +27.16% | Acquired | (price as of 2026-10-02) |
| Nov. 23, 2025 | CODX | M | 57,499 | · | · | 170,834 Direct | -25.18% | Disposed | (price as of 2026-10-02) |
| Aug. 13, 2025 | CODX | A | 125,000 | · | · | 228,333 Direct | +120.97% | Acquired | (price as of 2026-10-02) |
| May 23, 2025 | CODX | A | 48,334 | · | · | 211,667 Direct | +29.59% | Acquired | (price as of 2026-10-02) |
| May 23, 2025 | CODX | M | 48,334 | · | · | 103,333 Direct | -31.87% | Disposed | (price as of 2026-10-02) |
| Nov. 23, 2024 | CODX | A | 48,333 | · | · | 163,333 Direct | +42.03% | Acquired | (price as of 2026-10-02) |
| Nov. 23, 2024 | CODX | M | 48,333 | · | · | 151,667 Direct | -24.17% | Disposed | (price as of 2026-10-02) |
| May 23, 2024 | CODX | A | 30,000 | · | · | 115,000 Direct | +35.29% | Acquired | (price as of 2026-10-02) |
| May 23, 2024 | CODX | M | 30,000 | · | · | 200,000 Direct | -13.04% | Disposed | (price as of 2026-10-02) |
| April 26, 2024 | CODX | A | 110,000 | · | · | 230,000 Direct | +91.67% | Acquired | (price as of 2026-10-02) |
| Nov. 23, 2023 | CODX | A | 30,000 | · | · | 85,000 Direct | +54.55% | Acquired | (price as of 2026-10-02) |
| Nov. 23, 2023 | CODX | M | 30,000 | · | · | 120,000 Direct | -20.00% | Disposed | (price as of 2026-10-02) |
| June 12, 2023 | CODX | A | 70,000 | · | · | 150,000 Direct | +87.50% | Acquired | (price as of 2026-10-02) |
| May 23, 2023 | CODX | A | 18,333 | · | · | 55,000 Direct | +50.00% | Acquired | (price as of 2026-10-02) |
| May 23, 2023 | CODX | M | 18,333 | · | · | 80,000 Direct | -18.64% | Disposed | (price as of 2026-10-02) |
| Jan. 17, 2023 | CODX | A | 40,000 | · | · | 98,333 Direct | +68.57% | Acquired | (price as of 2026-10-02) |
| Jan. 8, 2023 | CODX | A | 12,500 | · | · | 36,667 Direct | +51.72% | Acquired | (price as of 2026-10-02) |
| Jan. 8, 2023 | CODX | M | 12,500 | · | · | 58,333 Direct | -17.65% | Disposed | (price as of 2026-10-02) |
| Nov. 23, 2022 | CODX | A | 11,667 | · | · | 24,167 Direct | +93.34% | Acquired | (price as of 2026-10-02) |
| Nov. 23, 2022 | CODX | M | 11,667 | · | · | 70,833 Direct | -14.14% | Disposed | (price as of 2026-10-02) |
| July 11, 2022 | CODX | A | 70,000 | · | · | 82,500 Direct | +560.00% | Acquired | (price as of 2026-10-02) |
| Jan. 8, 2022 | CODX | A | 12,500 | · | · | 12,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 8, 2022 | CODX | M | 12,500 | · | · | 12,500 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| Jan. 13, 2021 | CODX | S | 11,900 | $10.13 | $120,547 | 600 Direct | -95.20% | Disposed | -99.6% (price as of 2026-10-02) |
| Jan. 13, 2021 | CODX | S | 600 | $10.14 | $6,084 | 0 Direct | -100.00% | Disposed | -99.6% (price as of 2026-10-02) |
| Jan. 7, 2021 | CODX | A | 37,500 | · | · | 37,500 Direct | · | Acquired | (price as of 2026-10-02) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II) Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Nov. 23, 2025 | CODX | Restricted Stock Unit | Common Stock | $0.00 | · | 57,499 | Disposed |
| Aug. 13, 2025 | CODX | Restricted Stock Units | Common Stock | · | · | 125,000 | Acquired |
| May 23, 2025 | CODX | Restricted Stock Unit | Common Stock | $0.00 | · | 48,334 | Disposed |
| Nov. 23, 2024 | CODX | Restricted Stock Unit | Common Stock | $0.00 | · | 48,333 | Disposed |
| May 23, 2024 | CODX | Restricted Stock Unit | Common Stock | $0.00 | · | 30,000 | Disposed |
| April 26, 2024 | CODX | Restricted Stock Units | Common Stock | · | · | 110,000 | Acquired |
| Nov. 23, 2023 | CODX | Restricted Stock Unit | Common Stock | $0.00 | · | 30,000 | Disposed |
| June 12, 2023 | CODX | Restricted Stock Units | Common Stock | · | · | 70,000 | Acquired |
| May 23, 2023 | CODX | Restricted Stock Units | Common Stock | $0.00 | · | 18,333 | Disposed |
| Jan. 17, 2023 | CODX | Restricted Stock Units | Common Stock | · | · | 40,000 | Acquired |
| Jan. 8, 2023 | CODX | Restricted Stock Units | Common Stock | $0.00 | · | 12,500 | Disposed |
| Nov. 23, 2022 | CODX | Restricted Stock Units | Common Stock | $0.00 | · | 11,667 | Disposed |
| July 11, 2022 | CODX | Restricted Stock Units | Common Stock | · | · | 70,000 | Acquired |
| Jan. 8, 2022 | CODX | Restricted Stock Units | Common Stock | $0.00 | · | 12,500 | Disposed |
| Jan. 7, 2021 | CODX | Restricted Stock Units | Common Stock | · | · | 37,500 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 15, 2019 | CODX | Non-Qualified Stock Option (right to buy) | 25,000 | Direct |