SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* VILLIGER WALTER (Last) (First) (Middle) PARADIESSTRASSE 25 (Street) JONA SWITZERLAND CH - 8645 V8 00000 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol BIOLIFE SOLUTIONS INC [ BLFS ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 10/04/2019
	4. 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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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	10/04/2019		S		162,761	D	$15.36	3,315,586	I	By WAVI Holdings AG
Common Stock	05/13/2020		X(1)		1,777,211	A	$4.75	5,092,797	I	By WAVI Holdings AG
Common Stock	05/13/2020		S(1)		566,561	D	$14.9	4,526,236	I	By WAVI Holdings AG
Common Stock	05/13/2020		X(2)		550,000	A	$1.75	5,076,236	I	By WAVI Holdings AG
Common Stock	05/13/2020		S(2)		64,597	D	$14.9	5,011,639	I	By WAVI Holdings AG

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction 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 (Month/Day/Year)		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: 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
Warrants (Right to Buy)	$4.75	05/13/2020		X(1)			1,777,211	03/25/2014	03/25/2021	Common Stock	1,777,211	(3)	0	I	By WAVI Holdings AG
Warrants (Right to Buy)	$1.75	05/13/2020		X(2)			550,000	05/12/2016	05/12/2021	Common Stock	550,000	(4)	0	I	By WAVI Holdings AG

1. Name and Address of Reporting Person* VILLIGER WALTER (Last) (First) (Middle) PARADIESSTRASSE 25 (Street) JONA SWITZERLAND CH - 8645 V8 00000 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* WAVI Holding AG (Last) (First) (Middle) PARADIESSTRASSE 25 (Street) JONA SWITZERLAND CH - 8645 V8 00000 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. On May 13, 2020, WAVI Holding AG ("WAVI"), an entity wholly owned by Walter Villiger (together, the "reporting person"), exercised an in-the-money warrant to purchase 1,777,211 shares of common stock, par value $0.001 per share (the "Common Stock"), of Biolife Solutions, Inc. (the "Company") with an exercise price of $4.75 per share pursuant to Rule 16b-6 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting person exercised the warrant on a cashless basis pursuant to the terms of the warrant, resulting in the Company's withholding of 566,561 of the warrant shares to pay the exercise price and issuing to the reporting person the remaining 1,210,650 shares.

2. On May 13, 2020, the reporting person exercised an in-the-money warrant to purchase 550,000 shares of Common Stock of the Company with an exercise price of $1.75 per share pursuant to Rule 16b-6 under the Exchange Act. The reporting person exercised the warrant on a cashless basis pursuant to the terms of the warrant, resulting in the Company's withholding of 64,597 of the warrant shares to pay the exercise price and issuing to the reporting person the remaining 485,403 shares.

3. The warrants were issued to WAVI in March 2014 in connection with the conversion of outstanding promissory notes and interest accrued thereon for units consisting of common stock and warrants.

4. The warrants were issued to WAVI in May 2016 as partial consideration of a loan transaction.

	/s/ Walter Villiger	06/03/2020
	** Signature of Reporting Person	Date
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