Statement of Changes in Beneficial Ownership (4)

FORM 4

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

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3235-0287

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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Cahill Colin	2. Issuer Name and Ticker or Trading Symbol Shockwave Medical, Inc. [ SWAV ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director                    _____ 10% Owner _____ Officer (give title below)    _____ Other (specify below)
(Last)          (First)          (Middle) C/O SHOCKWAVE MEDICAL, INC., 5403 BETSY ROSS DRIVE	3. Date of Earliest Transaction (MM/DD/YYYY) 9/10/2020
(Street) SANTA CLARA, CA 95054 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	6. Individual or Joint/Group Filing (Check Applicable Line) _X _ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security (Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code (Instr. 8)		4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	9/10/2020		J(1)		3961	D	$0	2701	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

(1)

The shares being transferred were acquired upon exercise of an option that was granted by the issuer to the reporting person, but which the reporting person holds for the benefit of VR Management, LLC. At the time of the grant of the option, the reporting person was a vice president of Venrock. Under the terms of the reporting person's employment agreement with Venrock, the reporting person is deemed to hold the option and any shares acquired thereunder for the exclusive benefit of VR Management, LLC and may vote or dispose of the shares acquired under this option only as directed by VR Management, LLC. The transfer reported here is a transfer to VR Management, LLC under the terms of that employment agreement. Each of the reporting person and VR Management, LLC disclaims beneficial ownership of the option and the shares acquired thereunder except to the extent of his or its pecuniary interest therein.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Cahill Colin C/O SHOCKWAVE MEDICAL, INC. 5403 BETSY ROSS DRIVE SANTA CLARA, CA 95054	X

Signatures
/s/ Dan Puckett, as attorney-in-fact for Colin Cahill		9/11/2020
**Signature of Reporting Person		Date