Form 4 · Filed Jun 17, 2026, 09:39 PM UTC
CSTL/CASTLE BIOSCIENCES INC
MAETZOLD DEREK J — Pres. & Chief Exec. Officer
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Research signal, not investment advice. Form 4 AI surfaces SEC filings and applies an analytical layer — it does not predict prices or recommend trades. Past performance does not guarantee future results. See methodology and public track record for how scores are computed.
Transactions
9 rows| Date | Code | Direction | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| Jun 15, 2026 | M | other | 550 | $2 | $1,315 | 22,029 |
| Jun 15, 2026 | S | sell | 550 | $21 | $11,363 | 21,479 |
| Jun 15, 2026 | S | sell | 1,357 | $21 | $28,036 | 42,067 |
| Jun 15, 2026 | S | sell | 1,153 | $21 | $23,821 | 35,755 |
| Jun 15, 2026 | S | sell | 278 | $21 | $5,743 | 12,646 |
| Jun 15, 2026 | S | sell | 278 | $21 | $5,743 | 12,646 |
| Jun 15, 2026 | S | sell | 278 | $21 | $5,743 | 12,646 |
| Jun 15, 2026 | S | sell | 278 | $21 | $5,743 | 12,646 |
| Jun 15, 2026 | M | other | 550 | — | — | 91,881 |
Source: SEC EDGAR raw filing ↗ · Accession 0001628280-26-044019