Katherine Ann Anderson
CIK 1927808 · View on SEC EDGAR ↗
Insider
First SEC filing: March 3, 2023 · Latest: March 3, 2023
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 5 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 |
|---|---|---|---|---|---|---|---|---|---|
| March 1, 2023 | CRBD | F | 1,557 | $20.22 | $31,483 | 52,872 Direct | -2.86% | Disposed | 9.0% (price as of 2026-08-21) |
| Feb. 21, 2023 | CRBD | A | 14,181 | — | — | 14,181 Direct | — | Acquired | (price as of 2026-08-21) |
| Feb. 21, 2023 | CRBD | A | 12,347 | — | — | 66,776 Direct | +22.68% | Acquired | (price as of 2026-08-21) |
| Jan. 31, 2023 | CRBD | F | 6,225 | $21.39 | $133,153 | 54,429 Direct | -10.26% | Disposed | 3.0% (price as of 2026-08-21) |
| Sept. 14, 2022 | CRBD | A | 60,654 | — | — | 60,654 Direct | — | Acquired | (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| Feb. 21, 2023 | CRBD | Options (Rights to Buy) | Common Stock (14,181) | $20.30 | Feb. 21, 2033 | 14,181 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).