Company Insider Tape

Castle Biosciences Inc insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol CSTL Latest filing 14 Jul 2026

Company Read

Net disposal

CSTL has 80 stored insider filings. Acquisitions account for 30.0% of classified filings and disposals account for 70.0%. The largest stored filing is $199.7K from OELSCHLAGER, KRISTEN M.

Latest filing 14 Jul 2026most recent stored row
Largest filing $199.7Kreported transaction value
Total filings 80stored transaction rows
Acquisition value $87.7K24 acquisitions
Disposal value $1.3M56 disposals
Net value $-1.2Macquisitions minus disposals

Filing cadence

Last 12 active months
Apr 2026 6
May 2026 45
Jun 2026 15
Jul 2026 14

Acquisitions 30.0% · Disposals 70.0%

Apr 2026 $85.1K
May 2026 $320.7K
Jun 2026 $450.7K
Jul 2026 $521.0K

Executive concentration

By filing count
MAETZOLD, DEREK J Director, Pres. & Chief Exec. Officer · 54 filings
OELSCHLAGER, KRISTEN M Chief Operating Officer · 3 filings
COLE, G BRADLEY Director · 3 filings
COTTON, RODNEY Director · 3 filings
GOLDBERG, ELLEN Director · 3 filings
HARRISON, MILES Director · 3 filings
OLSON, TIFFANY Director · 3 filings
CAPLE, KIM Director · 3 filings

Market Context

CSTL weekly market snapshot

Week 31 Jul 2026
Latest close 28.00 USDstored weekly close
1-week move +13.4%latest weekly bar
13-week move +16.1%medium-term context
Relative Strength -7.7Sharemaestro indicator
Fair value gap +16.4%price vs fair value
Trend signal 0smoothed trend state

Transaction History

Latest insider filings for CSTL

Showing 31-60 of 80
Date 28 May 2026
Insider CAPLE, KIMDirector
Side Acquisition
Shares 11766
Price 0.00
Value 0
Security Restricted Stock Units
Date 28 May 2026
Insider COLE, G BRADLEYDirector
Side Acquisition
Shares 11766
Price 0.00
Value 0
Security Restricted Stock Units
Date 28 May 2026
Insider COTTON, RODNEYDirector
Side Acquisition
Shares 11766
Price 0.00
Value 0
Security Restricted Stock Units
Date 28 May 2026
Insider GOLDBERG, ELLENDirector
Side Acquisition
Shares 11766
Price 0.00
Value 0
Security Restricted Stock Units
Date 28 May 2026
Insider HARRISON, MILESDirector
Side Acquisition
Shares 11766
Price 0.00
Value 0
Security Restricted Stock Units
Date 28 May 2026
Insider OLSON, TIFFANYDirector
Side Acquisition
Shares 11766
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider BRADBURY, DANIELDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider CAPLE, KIMDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider COLE, G BRADLEYDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider COTTON, RODNEYDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider GOLDBERG, ELLENDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider HARRISON, MILESDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider OLSON, TIFFANYDirector
Side Acquisition
Shares 13667
Price -
Value -
Security Common Stock
Date 22 May 2026
Insider BRADBURY, DANIELDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider CAPLE, KIMDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider COLE, G BRADLEYDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider COTTON, RODNEYDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider GOLDBERG, ELLENDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider HARRISON, MILESDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 22 May 2026
Insider OLSON, TIFFANYDirector
Side Disposal
Shares 13667
Price 0.00
Value 0
Security Restricted Stock Units
Date 21 May 2026
Insider JUVENAL, TOBIN WChief Commercial Officer
Side Acquisition
Shares 11210
Price 3.38
Value 37890
Security Common Stock
Date 21 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 1035
Price 20.20
Value 20903
Security Common Stock
Date 21 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 880
Price 20.20
Value 17772
Security Common Stock
Date 21 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 420
Price 20.20
Value 8482
Security Common Stock
Date 21 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 212
Price 20.20
Value 4282
Security Common Stock
Date 21 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Acquisition
Shares 420
Price 2.39
Value 1004
Security Common Stock
Date 21 May 2026
Insider JUVENAL, TOBIN WChief Commercial Officer
Side Disposal
Shares 11210
Price 0.00
Value 0
Security Stock option (right to buy)
Date 21 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 420
Price 0.00
Value 0
Security Stock option (right to buy)
Date 20 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 322
Price 20.00
Value 6441
Security Common Stock
Date 20 May 2026
Insider MAETZOLD, DEREK JDirector, Pres. & Chief Exec. Officer
Side Disposal
Shares 273
Price 20.00
Value 5461
Security Common Stock