David Alan Campbell
Insider
First SEC filing: June 10, 2021 · Latest: June 10, 2021
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-110,829
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 31, 2026 | JANX | G | 123,840 | · | · | 264,742 Direct | -31.87% | Disposed | (price as of 2026-10-02) |
| July 8, 2026 | JANX | M | 7,000 | · | · | 697,550 Direct | -0.99% | Disposed | (price as of 2026-10-02) |
| July 8, 2026 | JANX | M | 7,000 | $4.21 | $29,470 | 388,582 Direct | +1.83% | Acquired | 302.1% (price as of 2026-10-02) |
| Jan. 2, 2026 | JANX | S | 8,072 | $13.73 | $110,829 | 284,982 Direct | -2.75% | Disposed | 23.3% (price as of 2026-10-02) |
| Jan. 2, 2026 | JANX | A | 96,600 | · | · | 381,582 Direct | +33.90% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2026 | JANX | A | 338,100 | · | · | 338,100 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 7, 2025 | JANX | S 10b5-1 | 5,000 | $60.00 | $300,000 | 293,054 Direct | -1.68% | Disposed | -71.8% (price as of 2026-10-02) |
| Jan. 2, 2025 | JANX | A | 81,000 | · | · | 298,054 Direct | +37.32% | Acquired | (price as of 2026-10-02) |
| Jan. 2, 2025 | JANX | A | 283,500 | · | · | 283,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 24, 2024 | JANX | S 10b5-1 | 25,000 | $56.19 | $1,404,750 | 217,054 Direct | -10.33% | Disposed | -69.9% (price as of 2026-10-02) |
| Dec. 3, 2024 | JANX | S 10b5-1 | 15,000 | $67.00 | $1,005,000 | 242,054 Direct | -5.84% | Disposed | -74.7% (price as of 2026-10-02) |
| Nov. 25, 2024 | JANX | S 10b5-1 | 18,281 | $51.43 | $940,192 | 263,773 Direct | -6.48% | Disposed | -67.1% (price as of 2026-10-02) |
| Nov. 25, 2024 | JANX | S 10b5-1 | 6,719 | $52.04 | $349,657 | 257,054 Direct | -2.55% | Disposed | -67.5% (price as of 2026-10-02) |
| Oct. 28, 2024 | JANX | S 10b5-1 | 13,897 | $53.22 | $739,598 | 293,157 Direct | -4.53% | Disposed | -68.2% (price as of 2026-10-02) |
| Oct. 28, 2024 | JANX | S 10b5-1 | 11,103 | $53.94 | $598,896 | 282,054 Direct | -3.79% | Disposed | -68.6% (price as of 2026-10-02) |
| Sept. 27, 2024 | JANX | S 10b5-1 | 18,957 | $46.09 | $873,728 | 313,097 Direct | -5.71% | Disposed | -63.3% (price as of 2026-10-02) |
| Sept. 27, 2024 | JANX | S 10b5-1 | 5,248 | $46.86 | $245,921 | 307,849 Direct | -1.68% | Disposed | -63.9% (price as of 2026-10-02) |
| Sept. 27, 2024 | JANX | S 10b5-1 | 795 | $47.84 | $38,033 | 307,054 Direct | -0.26% | Disposed | -64.6% (price as of 2026-10-02) |
| Jan. 2, 2024 | JANX | A | 356,500 | · | · | 356,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 3, 2023 | JANX | A | 310,000 | · | · | 310,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 3, 2022 | JANX | A | 354,250 | · | · | 354,250 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 |
|---|---|---|---|---|---|---|---|
| July 8, 2026 | JANX | Stock Option (right to buy) | Common Stock | $4.21 | March 9, 2031 | 7,000 | Disposed |
| Jan. 2, 2026 | JANX | Stock option (right to buy) | Common Stock | $13.65 | Jan. 1, 2036 | 338,100 | Acquired |
| Jan. 2, 2025 | JANX | Stock option (right to buy) | Common Stock | $53.24 | Jan. 1, 2035 | 283,500 | Acquired |
| Jan. 2, 2024 | JANX | Stock Option (right to buy) | Common Stock | $11.02 | Jan. 1, 2034 | 356,500 | Acquired |
| Jan. 3, 2023 | JANX | Stock Option (right to buy) | Common Stock | $14.02 | Jan. 2, 2033 | 310,000 | Acquired |
| Jan. 3, 2022 | JANX | Stock Option (right to buy) | Common Stock | $20.24 | Jan. 2, 2032 | 354,250 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 5 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| June 10, 2021 | JANX | Common Stock | 332,054 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy) | 64,050 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy) | 448,350 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy) | 704,550 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy) | 727,608 | Direct |