Over the past 12 months, 5 insiders at CASTLE BIOSCIENCES INC filed 103 open-market SEC Form 4 transactions on CSTL: 0 purchases worth $0 and 103 sales worth $12.5M. Insiders have been net sellers over this period. The most recent filing was on Jul 14, 26.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Jul 14, 26 | Derek J MaetzoldPres. & Chief Exec. Officer, Director | SELL | 1.4K | $22.92 | $31K |
| Jul 1, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 6.2K | $24.29 | $151K |
| Jul 1, 26 | Kristen M OelschlagerChief Operating Officer | SELL | 8.2K | $24.78 | $200K |
| Jun 16, 26 | Kristen M OelschlagerChief Operating Officer | SELL | 8.6K | $20.71 | $178K |
| Jun 15, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.4K | $20.66 | $28K |
| Jun 1, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 6.2K | $20.86 | $130K |
| May 21, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.0K | $20.20 | $21K |
| May 20, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 322 | $20.00 | $6K |
| May 7, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 5.3K | $22.59 | $117K |
| Apr 21, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.4K | $25.10 | $34K |
| Apr 6, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 6.2K | $25.03 | $156K |
| Mar 26, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.4K | $25.55 | $35K |
| Mar 18, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 650 | $25.39 | $17K |
| Mar 17, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 18.6K | $25.93 | $484K |
| Mar 16, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 17.4K | $26.68 | $453K |
| Mar 13, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 13.2K | $25.45 | $336K |
| Mar 12, 26 | Tobin W JuvenalChief Commercial Officer | SELL | 20.9K | $25.24 | $527K |
| Mar 12, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 23.2K | $25.28 | $586K |
| Mar 11, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 17.3K | $26.11 | $452K |
| Mar 5, 26 | G Bradley ColeDirector | SELL | 4.7K | $28.51 | $135K |
| Mar 5, 26 | Frank StokesChief Financial Officer | SELL | 6.0K | $27.98 | $168K |
| Mar 3, 26 | Frank StokesChief Financial Officer | SELL | 5.3K | $27.81 | $145K |
| Feb 4, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 646 | $38.61 | $24K |
| Feb 3, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 3.2K | $39.91 | $128K |
| Jan 20, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 4.0K | $40.01 | $161K |
| Jan 6, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.3K | $40.10 | $54K |
| Jan 5, 26 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 2.7K | $38.09 | $102K |
| Dec 22, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 830 | $40.35 | $33K |
| Dec 17, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 509 | $40.04 | $20K |
| Dec 17, 25 | Kristen M OelschlagerChief Operating Officer | SELL | 14.9K | $39.31 | $585K |
| Dec 16, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 12.8K | $38.55 | $494K |
| Dec 15, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 18.5K | $39.30 | $717K |
| Dec 11, 25 | Tobin W JuvenalChief Commercial Officer | SELL | 13.2K | $37.48 | $495K |
| Dec 11, 25 | Frank StokesChief Financial Officer | SELL | 4.5K | $37.45 | $168K |
| Dec 4, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.3K | $40.03 | $54K |
| Dec 2, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 2.7K | $39.23 | $105K |
| Nov 26, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 4.3K | $40.09 | $171K |
| Nov 25, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 5.1K | $40.05 | $205K |
| Nov 20, 25 | Tobin W JuvenalChief Commercial Officer | SELL | 4.7K | $35.58 | $167K |
| Nov 18, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 2.7K | $34.02 | $91K |
| Nov 12, 25 | Tobin W JuvenalChief Commercial Officer | SELL | 200 | $35.40 | $7K |
| Nov 11, 25 | Tobin W JuvenalChief Commercial Officer | SELL | 500 | $35.39 | $18K |
| Nov 11, 25 | Kristen M OelschlagerChief Operating Officer | SELL | 18.9K | $35.10 | $665K |
| Nov 11, 25 | Frank StokesChief Financial Officer | SELL | 5.4K | $35.08 | $189K |
| Nov 5, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 2.7K | $31.85 | $85K |
| Nov 4, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 6.5K | $31.12 | $196K |
| Oct 31, 25 | Kristen M OelschlagerChief Operating Officer | SELL | 12.7K | $25.04 | $317K |
| Oct 20, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.3K | $22.44 | $30K |
| Oct 2, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.3K | $22.58 | $30K |
| Sep 17, 25 | Derek J MaetzoldPres. & Chief Exec. Officer | SELL | 1.3K | $21.97 | $29K |
Over the past 12 months, insiders at CASTLE BIOSCIENCES INC filed 0 open-market purchases worth $0 and 103 sales worth $12.5M on CSTL, which makes them net sellers over the period. The most recent Form 4 was filed on Jul 14, 26.
5 different insiders at CASTLE BIOSCIENCES INC filed open-market SEC Form 4 transactions on CSTL over the last 12 months.
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