Katherine L Ruffner
Insider
First SEC filing: March 10, 2022 · Latest: March 10, 2022
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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 9, 2022 | CRDF | A | 170,016 | · | · | 370,016 Direct | +85.01% | Acquired | (price as of 2026-10-02) |
| July 12, 2021 | CRDF | A | 200,000 | · | · | 200,000 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 |
|---|---|---|---|---|---|---|---|
| March 9, 2022 | CRDF | Stock Options | Common Stock | $2.50 | March 9, 2032 | 170,016 | Acquired |
| July 12, 2021 | CRDF | Stock Options | Common Stock | $6.55 | July 12, 2031 | 200,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).