$CSTL
Castle Biosciences (CSTL) Insider Trading
Castle Biosciences, Inc.Small Cap$1.1B
Castle Biosciences insiders sold $20.0M in the last 12 months, mostly under preset 10b5-1 plans, led by Derek Maetzold, with no insider purchases.
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Insiders (12-Month)
5 Insiders
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Insider Buys (12-Month)
No insider buys
Latest Buy
No open-market buys on record
Politicians (12-Month)
No politician trades
Recent Insider Trades in CSTL
| Type | Insider | Role | Price | Shares | ΔOwn | Value | Filed |
|---|---|---|---|---|---|---|---|
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $36.10 | 14,496 | −8.5% | -$523,330 | 18h ago |
SELL10b5-1 | Juvenal Tobin W | CCO | $36.42 | 6,578 | −14.5% | -$239,591 | Oct 30, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $33.08 | 3,288 | −6.7% | -$108,767 | Oct 28, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $31.91 | 14,496 | −7.8% | -$462,567 | Oct 21, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $33.64 | 3,288 | −6.3% | -$110,608 | Oct 14, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $35.57 | 14,496 | −7.3% | -$515,565 | Oct 7, '26 |
SELLOE+Sale10b5-1 | Oelschlager Kristen M | COO | $35.95 | 4,153 | −4.6% | -$149,318 | Oct 5, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $35.29 | 6,577 | −11.2% | -$232,128 | Oct 1, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $35.33 | 14,496 | −7.0% | -$512,202 | Sep 23, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $33.73 | 6,600 | −10.1% | -$222,621 | Sep 16, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $32.02 | 14,518 | −6.9% | -$464,870 | Sep 15, '26 |
SELLOE+Sale10b5-1 | Oelschlager Kristen M | COO | $33.39 | 4,152 | −4.6% | -$138,643 | Sep 3, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $32.81 | 1,730 | −2.6% | -$56,761 | Sep 2, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $33.20 | 18,560 | −8.4% | -$616,134 | Sep 1, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $35.04 | 9,050 | −11.9% | -$317,112 | Aug 27, '26 |
SELL | Oelschlager Kristen M | COO | $34.06 | 24,602 | −22.3% | -$837,865 | Aug 26, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $29.59 | 1,730 | −2.2% | -$51,191 | Aug 19, '26 |
SELL | Stokes Frank | CFO | $29.77 | 24,908 | −41.5% | -$741,511 | Aug 18, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $30.02 | 7,232 | −3.3% | -$217,105 | Aug 18, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $38.39 | 1,301 | −1.6% | -$49,945 | Aug 6, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $31.07 | 39,016 | −15.3% | -$1,212,230 | Aug 6, '26 |
SELL | Oelschlager Kristen M | COO | $29.77 | 8,586 | −7.2% | -$255,622 | Aug 5, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $30.28 | 28,646 | −11.0% | -$867,451 | Aug 4, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $29.21 | 19,040 | −19.4% | -$556,175 | Aug 4, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $24.16 | 9,836 | −3.9% | -$237,682 | Jul 29, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $22.92 | 4,172 | −1.7% | -$95,622 | Jul 16, '26 |
SELL10b5-1 | Oelschlager Kristen M | COO | $24.42 | 8,586 | −6.7% | -$209,650 | Jul 6, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $24.29 | 9,836 | −3.8% | -$238,916 | Jul 6, '26 |
SELL10b5-1 | Oelschlager Kristen M | COO | $20.71 | 8,587 | −6.3% | -$177,837 | Jun 18, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $20.66 | 4,172 | −1.6% | -$86,194 | Jun 17, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $20.86 | 9,836 | −3.7% | -$205,149 | Jun 3, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $20.15 | 4,172 | −1.6% | -$84,066 | May 22, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $22.15 | 9,836 | −3.6% | -$217,904 | May 11, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $25.10 | 4,172 | −1.5% | -$104,709 | Apr 23, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $25.03 | 9,836 | −3.5% | -$246,195 | Apr 8, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $25.55 | 4,172 | −1.5% | -$106,599 | Mar 30, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $25.91 | 19,300 | −6.5% | -$500,098 | Mar 19, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $25.75 | 30,779 | −9.3% | -$792,410 | Mar 17, '26 |
SELL10b5-1 | Juvenal Tobin W | CCO | $25.24 | 20,863 | −19.4% | -$526,582 | Mar 16, '26 |
SELLOE+Sale10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $25.67 | 44,125 | −11.8% | -$1,132,821 | Mar 13, '26 |
SELL10b5-1 | Stokes Frank | CFO | $27.98 | 6,001 | −9.1% | -$167,908 | Mar 9, '26 |
SELLOE+Sale | Cole G Bradley | Director | $28.47 | 7,403 | −27.7% | -$210,727 | Mar 9, '26 |
SELLOE+Sale10b5-1 | Stokes Frank | CFO | $27.44 | 7,000 | −9.6% | -$192,073 | Mar 5, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $39.52 | 4,017 | −1.2% | -$158,757 | Feb 5, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $40.01 | 4,017 | −1.1% | -$160,732 | Jan 22, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $38.76 | 4,017 | −1.4% | -$155,694 | Jan 7, '26 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $40.35 | 830 | −0.3% | -$33,491 | Dec 29, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $40.04 | 509 | −0.2% | -$20,380 | Dec 19, '25 |
SELL | Oelschlager Kristen M | COO | $39.31 | 14,888 | −12.0% | -$585,292 | Dec 19, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $38.69 | 32,346 | −9.8% | -$1,251,400 | Dec 17, '25 |
SELL | Juvenal Tobin W | CCO | $37.48 | 13,200 | −13.2% | -$494,736 | Dec 15, '25 |
SELL | Stokes Frank | CFO | $37.45 | 4,496 | −8.2% | -$168,375 | Dec 15, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $40.03 | 1,339 | −0.4% | -$53,600 | Dec 8, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $39.23 | 2,678 | −0.9% | -$105,058 | Dec 4, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $40.09 | 4,258 | −1.4% | -$170,703 | Dec 1, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $40.05 | 5,115 | −1.6% | -$204,851 | Nov 26, '25 |
SELLOE+Sale10b5-1 | Juvenal Tobin W | CCO | $35.58 | 4,693 | −5.1% | -$166,977 | Nov 24, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $34.02 | 2,678 | −0.9% | -$91,106 | Nov 20, '25 |
SELL10b5-1 | Stokes Frank | CFO | $35.08 | 5,388 | −11.1% | -$189,011 | Nov 13, '25 |
SELL10b5-1 | Oelschlager Kristen M | COO | $35.10 | 18,932 | −14.7% | -$664,513 | Nov 13, '25 |
SELLOE+Sale10b5-1 | Juvenal Tobin W | CCO | $35.39 | 700 | −0.8% | -$24,775 | Nov 13, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $30.84 | 9,373 | −2.9% | -$289,079 | Nov 6, '25 |
Older than 12 months | |||||||
SELL10b5-1 | Oelschlager Kristen M | COO | $25.04 | 12,678 | −9.0% | -$317,457 | Nov 5, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $22.44 | 1,339 | −0.4% | -$30,047 | Oct 23, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $22.58 | 1,339 | −0.4% | -$30,235 | Oct 6, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $21.97 | 1,339 | −0.4% | -$29,419 | Sep 19, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $23.93 | 1,339 | −0.4% | -$32,042 | Sep 4, '25 |
SELL | Oelschlager Kristen M | COO | $21.69 | 18,007 | −10.5% | -$390,572 | Aug 29, '25 |
SELL | Oelschlager Kristen M | COO | $21.69 | 18,007 | −10.5% | -$390,572 | Aug 29, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $20.04 | 1,339 | −0.4% | -$26,834 | Aug 19, '25 |
SELL10b5-1 | Maetzold Derek J | Pres. & Chief Exec. Officer | $19.50 | 43,019 | −11.5% | -$839,043 | Aug 15, '25 |