John William Tanner
CIK 1990356 · View on SEC EDGAR ↗
Insider
First SEC filing: Jan. 26, 2024 · Latest: Jan. 26, 2024
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 |
|---|---|---|---|---|---|---|---|---|---|
| Jan. 26, 2024 | CRVO | A | 16,000 | — | — | 16,000 Direct | — | Acquired | (price as of 2026-08-25) |
| Nov. 20, 2023 | CRVO | A | 32,000 | — | — | 32,000 Direct | — | Acquired | (price as of 2026-08-25) |
| Sept. 15, 2023 | CRVO | A | 16,000 | — | — | 16,000 Direct | — | Acquired | (price as of 2026-08-25) |
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 |
|---|---|---|---|---|---|---|---|
| Jan. 26, 2024 | CRVO | Stock Option (Right to Buy) | Common Stock (16,000) | $9.05 | Jan. 26, 2034 | 16,000 | Acquired |
| Nov. 20, 2023 | CRVO | Stock Option (Right to Buy) [F1] | Common Stock (32,000) | $9.82 | Nov. 20, 2033 | 32,000 | Acquired |
| Sept. 15, 2023 | CRVO | Stock Option (Right to Buy) | Common Stock (16,000) | $5.33 | Sept. 15, 2023 | 16,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).