MACKAY MARTIN
Director · CRL, KLRA, RLYB, SWTX
As of 2026-09-16, MACKAY MARTIN has 14 Form 4 transactions on record across 4 companies — 4 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|
14 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-08 | CRL | Award / grant | 1,438 | 15,730 | Form 4 |
| 2026-05-08 | CRL | Award / grant | 1,407 | 17,137 | Form 4 |
| 2026-04-16 | KLRA | Award / grant | 38,300 | 38,300 | Form 4 |
| 2026-02-18 | RLYB | Award / grant | 18,055 | 18,055 | Form 4 |
| 2025-07-01 | SWTX | Disposition | 29,445 | 0 | Form 4 |
| 2025-07-01 | SWTX | Disposition | 20,023 | 0 | Form 4 |
| 2025-07-01 | SWTX | Disposition | 20,023 | 0 | Form 4 |
| 2025-07-01 | SWTX | Disposition | 29,445 | 0 | Form 4 |
| 2025-05-21 | CRL | Award / grant | 2,076 | 2,076 | Form 4 |
| 2025-05-21 | CRL | Award / grant | 946 | 13,477 | Form 4 |
| 2025-05-21 | CRL | Award / grant | 815 | 14,292 | Form 4 |
| 2025-05-14 | SWTX | Award / grant | 10,060 | 20,023 | Form 4 |
| 2025-05-13 | RLYB | Award / grant | 28,500 | 28,500 | Form 4 |
| 2025-01-02 | RLYB | Award / grant | 92,857 | 92,857 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.