SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* PERCEPTIVE ADVISORS LLC (Last) (First) (Middle) 51 ASTOR PLACE, 10TH FLOOR (Street) NEW YORK NY 10003 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 10/20/2020	3. Issuer Name and Ticker or Trading Symbol ARYA Sciences Acquisition Corp II [ ARYB ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* PERCEPTIVE ADVISORS LLC (Last) (First) (Middle) 51 ASTOR PLACE, 10TH FLOOR (Street) NEW YORK NY 10003 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* PERCEPTIVE LIFE SCIENCES MASTER FUND LTD (Last) (First) (Middle) C/O PERCEPTIVE ADVISORS LLC 51 ASTOR PLACE, 10TH FLOOR (Street) NEW YORK NY 10003 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

Remarks:

1. Perceptive Advisors LLC (the "Advisor") serves as the investment manager of the Perceptive Life Sciences Master Fund Ltd. (the "Master Fund"). Joseph Edelman, the managing member of the Advisor, serves as a director of the Issuer and has filed a separate Form 3.

No securities are beneficially owned.

	/s/ Perceptive Life Sciences Master Fund Ltd., By: Perceptive Advisors LLC, its investment manager By: Joseph Edelman, its managing member	10/22/2020
	/s/ Perceptive Advisors LLC, By: Joseph Edelman, its managing member	10/22/2020
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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