Put Options

6 transactions
Quarter Operation Price Per put puts change puts Held SEC Form
Q2 2024

Aug 14, 2024

BUY
$18.84 - $24.94 $1,884 - $2,494
100 New
100 $2,000
Q4 2023

Feb 14, 2024

SELL
$12.19 - $22.43 $39,008 - $71,776
-3,200 Reduced 47.76%
3,500 $75,000
Q3 2023

Nov 14, 2023

BUY
$13.28 - $20.3 $74,368 - $113,680
5,600 Added 509.09%
6,700 $113,000
Q2 2023

Aug 14, 2023

BUY
$11.66 - $26.0 $10,494 - $23,400
900 Added 450.0%
1,100 $15,000
Q1 2023

May 15, 2023

SELL
$19.47 - $28.49 $114,873 - $168,091
-5,900 Reduced 96.72%
200 $4,000
Q4 2022

Feb 14, 2023

BUY
$18.08 - $30.0 $110,287 - $183,000
6,100 New
6,100 $143,000

Others Institutions Holding CSTL

About CASTLE BIOSCIENCES INC


  • Ticker CSTL
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Diagnostics & Research
  • Shares Outstandng 26,297,000
  • Market Cap $888M
  • Description
  • Castle Biosciences, Inc., a commercial-stage diagnostics company, focuses to provide diagnostic and prognostic testing services for dermatological cancers. Its lead product is DecisionDx-Melanoma, a multi-gene expression profile (GEP) test to identify the risk of metastasis for patients diagnosed with invasive cutaneous melanoma. The company als...
More about CSTL
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