David Alan Campbell
CIK 1864158 · View on SEC EDGAR ↗
Insider
First SEC filing: June 10, 2021 · Latest: June 10, 2021
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 6 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| 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 2026-08-20) |
| July 8, 2026 | JANX | M | 7,000 | — | — | 697,550 Direct | -0.99% | Disposed | (price as of 2026-08-20) |
| July 8, 2026 | JANX | M | 7,000 | $4.21 | $29,470 | 388,582 Direct | +1.83% | Acquired | 313.2% (price as of 2026-08-20) |
| Jan. 2, 2024 | JANX | A | 356,500 | — | — | 356,500 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2023 | JANX | A | 310,000 | — | — | 310,000 Direct | — | Acquired | (price as of 2026-08-20) |
| Jan. 3, 2022 | JANX | A | 354,250 | — | — | 354,250 Direct | — | Acquired | (price as of 2026-08-20) |
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 (7,000) | $4.21 | March 9, 2031 | 7,000 | Disposed |
| Jan. 2, 2024 | JANX | Stock Option (right to buy) | Common Stock (356,500) | $11.02 | Jan. 1, 2034 | 356,500 | Acquired |
| Jan. 3, 2023 | JANX | Stock Option (right to buy) | Common Stock (310,000) | $14.02 | Jan. 2, 2033 | 310,000 | Acquired |
| Jan. 3, 2022 | JANX | Stock Option (right to buy) | Common Stock (354,250) | $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)→ Common Stock (64,050) | 64,050 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy)→ Common Stock (448,350) | 448,350 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy)→ Common Stock (704,550) | 704,550 | Direct |
| June 10, 2021 | JANX | Stock Option (right to buy)→ Common Stock (727,608) | 727,608 | Direct |