Douglas J Williamson
CIK 1911501 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 13, 2023 · Latest: Feb. 13, 2023
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 3 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 29, 2026 | VTGN | A | 40,826 | — | — | 40,826 Direct | — | Acquired | (price as of 2026-08-19) |
| Feb. 10, 2023 | ACAD | A | 50,655 | — | — | 50,655 Direct | — | Acquired | (price as of 2026-08-19) |
| Feb. 10, 2023 | ACAD | A | 237,296 | — | — | 237,296 Direct | — | Acquired | (price as of 2026-08-19) |
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 29, 2026 | VTGN | Stock Options (Right to Buy) | Common Stock (40,826) | $0.24 | July 29, 2036 | 40,826 | Acquired |
| Feb. 10, 2023 | ACAD | Restricted Stock Units | Common Stock (50,655) | — | — | 50,655 | Acquired |
| Feb. 10, 2023 | ACAD | Non-Qualified Stock Option (Right to Buy) | Common Stock (237,296) | $18.97 | Feb. 9, 2033 | 237,296 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).