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Filing Details

Accession Number:: 0001447362-21-000245
Form Type:: 4
Zero Holdings:: No
Publication Time:: 2021-10-25 16:36:39
Reporting Period:: 2021-10-21

Accepted Time:: 2021-10-25 16:36:39
SEC Url:: Form 4 Filing

Issuer

Cik	Name	Symbol	Sector (SIC)	IRS No
1447362	Castle Biosciences Inc	CSTL	()	4

Insiders

Cik	Name	Reported Address	Insider Title	Director	Officer	Large Shareholder	Other
1239501	J Derek Maetzold	C/O Castle Biosciences, Inc. 505 S. Friendswood Drive, Suite 401 Friendswood TX 77546	Pres. & Chief Exec. Officer	Yes	Yes	No	No

Reported Non-Derivative Transactions

Show Other Fields >>

Sec. Name	Acquisiton - Disposition	Date	Amount	Price	Remaning Holdings	Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
Common Stock	Disposition	2021-10-21	600	$62.50	129,194	No	4	S	Indirect	By DJM Grantor Retained Annuity Trust No. 1
Common Stock	Disposition	2021-10-21	66	$63.42	129,128	No	4	S	Indirect	By DJM Grantor Retained Annuity Trust No. 1
Common Stock	Disposition	2021-10-21	167	$64.40	128,961	No	4	S	Indirect	By DJM Grantor Retained Annuity Trust No. 1
Common Stock	Disposition	2021-10-21	600	$62.50	152,034	No	4	S	Indirect	By The Maetzold Descendants 2020 Trust
Common Stock	Disposition	2021-10-21	67	$63.42	151,967	No	4	S	Indirect	By The Maetzold Descendants 2020 Trust
Common Stock	Disposition	2021-10-21	167	$64.40	151,800	No	4	S	Indirect	By The Maetzold Descendants 2020 Trust
Common Stock	Disposition	2021-10-21	600	$62.50	139,432	No	4	S	Indirect	By Derek Maetzold 2020 Irrevocable Trust
Common Stock	Disposition	2021-10-21	67	$63.42	139,365	No	4	S	Indirect	By Derek Maetzold 2020 Irrevocable Trust
Common Stock	Disposition	2021-10-21	166	$64.40	139,199	No	4	S	Indirect	By Derek Maetzold 2020 Irrevocable Trust

Equity Swap Involved	Form Type	Code	Nature of Ownership	Explanation
No	4	S	Indirect	By DJM Grantor Retained Annuity Trust No. 1
No	4	S	Indirect	By DJM Grantor Retained Annuity Trust No. 1
No	4	S	Indirect	By DJM Grantor Retained Annuity Trust No. 1
No	4	S	Indirect	By The Maetzold Descendants 2020 Trust
No	4	S	Indirect	By The Maetzold Descendants 2020 Trust
No	4	S	Indirect	By The Maetzold Descendants 2020 Trust
No	4	S	Indirect	By Derek Maetzold 2020 Irrevocable Trust
No	4	S	Indirect	By Derek Maetzold 2020 Irrevocable Trust
No	4	S	Indirect	By Derek Maetzold 2020 Irrevocable Trust

Reported Non-Derivative Holdings

Sec. Name	Remaning Holdings	Nature of Ownership	Explanation
Common Stock	286,018	Direct

Footnotes

These transactions were made pursuant to a Rule 10b5-1 plan adopted by DJM Grantor Retained Annuity Trust No. 1, The Maetzold Descendants 2020 Trust, and the Derek Maetzold 2020 Irrevocable Trust on June 15, 2021.
This transaction was executed in multiple trades at prices ranging from $61.980 to $62.975, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Held by DJM Grantor Retained Annuity Trust No. 1 of which the Reporting Person is the trustee and beneficiary.
This transaction was executed in multiple trades at prices ranging from $63.020 to $63.810, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
This transaction was executed in multiple trades at prices ranging from $64.250 to $64.580, inclusive. The price reported above reflects the weighted-average sale price. The Reporting Person hereby undertakes to provide upon request to the Securities and Exchange Commission staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.
Held by The Maetzold Descendants 2020 Trust of which the Reporting Person's spouse is the trustee and the Reporting Person's spouse and their children are beneficiaries.
Held by Derek Maetzold 2020 Irrevocable Trust of which the Reporting Person is the trustee and his children are beneficiaries.