Michael Derby
CIK 1809613 · View on SEC EDGAR ↗
Insider
First SEC filing: July 18, 2023 · Latest: July 18, 2023
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 2 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 14, 2023 | GRCE | A | 12,500 | — | — | 12,500 Direct | — | Acquired | (price as of 2026-08-19) |
| Sept. 28, 2022 | GRCE | A | 85,000 | — | — | 85,000 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 14, 2023 | GRCE | Stock Options (Right to Buy) | Class A Common Shares (12,500) | $2.64 | July 14, 2033 | 12,500 | Acquired |
| Sept. 28, 2022 | GRCE | Stock Options (Right to Buy) | Class A Common Shares (85,000) | — | Sept. 28, 2032 | 85,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).