Rtw Investments, Lp - Jan 26, 2021 Form 4 Insider Report for DermTech, Inc. (DMTK)

Role: 10%+ Owner
Signature: RTW Investments, LP, By: /s/ Roderick Wong, Managing Partner
Stock symbol: DMTK
Transactions as of: Jan 26, 2021
Transactions value $: -$176,660
Form type: 4
Date filed: 11/8/2022, 04:19 PM
Next filing: May 7, 2021

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	DMTK	Common Stock	Exercise of in-the-money or at-the-money derivative security	$300K	+31.5K	+1.02%	$9.54	3.12M	Jan 26, 2021	See footnote	F1
transaction	DMTK	Common Stock	Sale	-$177K	-100K	-3.21%	$1.77	3.02M	Nov 4, 2022	See footnote	F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	DMTK	Warrants to Purchase Common Stock	Exercise of in-the-money or at-the-money derivative security	-$300K	-31.5K	-100%	$9.54	0	Jan 26, 2021	Common Stock	31.5K	$9.54	See footnote	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Rtw Investments, Lp is no longer subject to Section 16 filing requirements. Form 4 or Form 5 obligations may continue.

Explanation of Responses:

Id	Content
F1	This Form 4 is being filed by each of (i) RTW Investments, LP (the "Adviser") with respect to the shares of common stock held by certain investment funds managed by the Adviser (the "RTW Funds") and (ii) Roderick Wong, M.D., who serves as the Managing Partner and Chief Investment Officer of the Adviser.

Remarks:

Each Reporting Person disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.