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Foster Karen A.

Disclosed activity across 1 company

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55204
SEC CIK
0001683151

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
BIOLIFE SOLUTIONS INCBLFS · Entity 4614Chief Quality and OperationsMarch 23, 2026March 31, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

BIOLIFE SOLUTIONS INC

Report date March 23, 2026 · Filed March 31, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect108,758 Reported balance After 2026-03-23 transaction · row 1
1 source row

Row 1 · 2026-03-23 · Sale · Disposed 2,577 · Balance 108,758

F1: The sales reported were effected pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 12-04-2025

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.99 to $19.35, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Filing footnotes · ownership attribution and instrument terms

F1: The sales reported were effected pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 12-04-2025

F2: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $18.99 to $19.35, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 24, 2023 Filed Oct 2, 2023 21:08 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 260 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-23-033511 · wk-form4_1696280929.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,335

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
September 10, 2023 Filed Sep 12, 2023 20:46 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 330 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-23-032087 · wk-form4_1694551604.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,075

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
August 27, 2023 Filed Aug 30, 2023 21:37 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 403 Not disclosed Not disclosed
Disclosure

SEC source: 0001628280-23-031003 · wk-form4_1693431453.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 124,745

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
August 25, 2023 Filed Aug 29, 2023 21:52 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 410 $10.99 $4,505.90
Disclosure

SEC source: 0001628280-23-030914 · wk-form4_1693345930.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 124,342

F1 · kind: The sale reported herein was made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 02-24-2022 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
August 14, 2023 Filed Aug 16, 2023 20:46 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 156 $12.38 $1,931.28
Disclosure

SEC source: 0001628280-23-029682 · wk-form4_1692218805.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 124,752

F1 · kind: The sale reported herein was made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 02-08-2021 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
June 27, 2023 Filed Jun 29, 2023 20:37 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 590 $22.91 $13,516.90
Disclosure

SEC source: 0001628280-23-023912 · wk-form4_1688071012.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 124,908

F1 · kind: The sale reported herein was made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 03-25-2020 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
May 31, 2023 Filed Jun 3, 2023 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 392 $23.21 $9,098.32
Disclosure

SEC source: 0001437749-23-016541 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,498

F1 · kind: The sale reported herein was made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 02-24-2022 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
May 15, 2023 Filed May 18, 2023 01:53 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 106 $18.71 $1,983.26
Disclosure

SEC source: 0001437749-23-015006 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,890

F1 · kind: The sale reported herein was made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 02-08-2021 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
April 06, 2023 Filed Apr 10, 2023 23:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 1,101 $20.03 $22,053.03
Disclosure

SEC source: 0001437749-23-009877 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 121,839

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
April 06, 2023 Filed May 17, 2023 01:48 UTC Amendment BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 1,101 $20.03 $22,053.03
Disclosure

SEC source: 0001437749-23-014863 · rdgdoc.xml · nonDerivative · entry 2

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 125,996

F2 · kind: The sale reported herein was made pursuant to a Rule 10b5-1 (c) trading plan adopted by the reporting person effective as of 02-08-2021 to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

F3 · balance_after: This reflects the total amount beneficially owned by the reporting person as of April 10, 2023. Subsequent Form 4's filed by the reporting person after April 10, 2023 do not currently reflect the vesting of the 4,157 shares.

Read SEC document
March 31, 2023 Filed May 17, 2023 01:48 UTC Amendment BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionRestricted Stock Award · Derivative 4,157 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001437749-23-014863 · rdgdoc.xml · derivative · entry 3

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,157 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The restricted stock was granted pursuant to the 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 100% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2021 through December 31, 2022 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

F1 · derivative.expiration_date: The restricted stock was granted pursuant to the 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 100% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2021 through December 31, 2022 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

Read SEC document
March 31, 2023 Filed May 17, 2023 01:48 UTC Amendment BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionCommon Stock 4,157 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-23-014863 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 127,097

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The restricted stock was granted pursuant to the 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 100% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2021 through December 31, 2022 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

F1 · price: The restricted stock was granted pursuant to the 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 100% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2021 through December 31, 2022 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

Read SEC document
March 29, 2023 Filed Mar 31, 2023 23:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 390 $20.62 $8,041.80
Disclosure

SEC source: 0001437749-23-008895 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 122,940

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
March 07, 2023 Filed Mar 10, 2023 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 175 $22.95 $4,016.25
Disclosure

SEC source: 0001437749-23-006040 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,330

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
March 01, 2023 Filed Mar 4, 2023 00:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 1,203 $22.75 $27,368.25
Disclosure

SEC source: 0001437749-23-005443 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,505

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
February 09, 2023 Filed Feb 14, 2023 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 81 $24.60 $1,992.60
Disclosure

SEC source: 0001437749-23-003207 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,708

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
January 03, 2023 Filed Jan 11, 2023 00:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantRestricted Stock Award · Derivative 16,978 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001437749-23-000819 · rdgdoc.xml · derivative · entry 2

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,978

Underlying: Common Stock · 16,978 shares

Expires not disclosed

F2 · shares: The restricted stock was granted pursuant to the Plan. The restricted stock will vest as to between 0% and 200% of the reported number of shares in Column 5 based on the registrant's total shareholder return during the period beginning on January 1, 2023 through December 31, 2024 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date) and will vest on the date on which the registrant's board of directors determine the total shareholder return for the period.

F2 · derivative.exercise_date: The restricted stock was granted pursuant to the Plan. The restricted stock will vest as to between 0% and 200% of the reported number of shares in Column 5 based on the registrant's total shareholder return during the period beginning on January 1, 2023 through December 31, 2024 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date) and will vest on the date on which the registrant's board of directors determine the total shareholder return for the period.

F2 · derivative.expiration_date: The restricted stock was granted pursuant to the Plan. The restricted stock will vest as to between 0% and 200% of the reported number of shares in Column 5 based on the registrant's total shareholder return during the period beginning on January 1, 2023 through December 31, 2024 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date) and will vest on the date on which the registrant's board of directors determine the total shareholder return for the period.

Read SEC document
January 03, 2023 Filed Jan 11, 2023 00:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 16,978 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-23-000819 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,789

F1 · price: The restricted stock was granted pursuant to the BioLife Solutions 2013 Performance Incentive Plan (the "Plan") and vests 25% on the first anniversary of the grant date and thereafter quarterly, in 12 equal quarterly installments. The restricted stock was granted to the reporting person as part of 2023 compensation.

Read SEC document
December 28, 2022 Filed Dec 31, 2022 00:04 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 605 $16.90 $10,224.50
Disclosure

SEC source: 0001437749-22-029958 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,811

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
November 29, 2022 Filed Dec 1, 2022 01:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 307 $19.93 $6,118.51
Disclosure

SEC source: 0001437749-22-028233 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,416

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
November 10, 2022 Filed Nov 15, 2022 01:05 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 91 $23.16 $2,107.56
Disclosure

SEC source: 0001437749-22-027397 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,723

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
September 29, 2022 Filed Oct 1, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 559 $23.02 $12,868.18
Disclosure

SEC source: 0001437749-22-023341 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,814

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
August 31, 2022 Filed Sep 2, 2022 00:04 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 299 $23.44 $7,008.56
Disclosure

SEC source: 0001437749-22-021730 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,373

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
August 14, 2022 Filed Aug 17, 2022 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 278 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-020752 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,672

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
August 10, 2022 Filed Aug 12, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 95 $23.17 $2,201.15
Disclosure

SEC source: 0001437749-22-020216 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,394

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
July 29, 2022 Filed Aug 3, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 355 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-018513 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,489

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
July 17, 2022 Filed Jul 20, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 430 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-017385 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 109,134

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
July 03, 2022 Filed Jul 7, 2022 00:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 468 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-016768 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,704

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
June 28, 2022 Filed Jul 1, 2022 00:05 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 598 $14.86 $8,886.28
Disclosure

SEC source: 0001437749-22-016325 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,236

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
June 19, 2022 Filed Jun 22, 2022 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 497 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-015531 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,834

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
June 05, 2022 Filed Jun 8, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 498 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-014540 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,337

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
May 27, 2022 Filed Jun 2, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 174 $14.53 $2,528.22
Disclosure

SEC source: 0001437749-22-014059 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,839

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
May 22, 2022 Filed May 25, 2022 00:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 533 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-013464 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,013

F1 · price: The shares of restricted stock reported herein were issued to the reporting person in lieu of a portion of cash salary at the last closing price as of the date of grant.

Read SEC document
May 13, 2022 Filed May 18, 2022 00:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 58 $12.32 $714.56
Disclosure

SEC source: 0001437749-22-012847 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,480

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

Read SEC document
April 18, 2022 Filed Apr 20, 2022 00:17 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 16,413 $17.59 $288,704.67
Disclosure

SEC source: 0001437749-22-009263 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 107,538

F1 · date: The sales reported herein were made by a broker to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock. The sales were made by the broker on April 13, 2022, April 14, 2022 and April 18, 2022. The high sales price during the period was $19.22, the low sales price during the period was $16.33 and the weighted average sales price was $17.59.

F1 · kind: The sales reported herein were made by a broker to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock. The sales were made by the broker on April 13, 2022, April 14, 2022 and April 18, 2022. The high sales price during the period was $19.22, the low sales price during the period was $16.33 and the weighted average sales price was $17.59.

F1 · price: The sales reported herein were made by a broker to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock. The sales were made by the broker on April 13, 2022, April 14, 2022 and April 18, 2022. The high sales price during the period was $19.22, the low sales price during the period was $16.33 and the weighted average sales price was $17.59.

Read SEC document
April 12, 2022 Filed Apr 14, 2022 01:22 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionRestricted Stock Award · Derivative 38,836 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001437749-22-008916 · rdgdoc.xml · derivative · entry 2

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 38,836 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The restricted stock was granted pursuant to BioLife Solutions 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 200% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2020 through December 31, 2021 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

F1 · derivative.expiration_date: The restricted stock was granted pursuant to BioLife Solutions 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 200% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2020 through December 31, 2021 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

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April 12, 2022 Filed Apr 14, 2022 01:22 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionCommon Stock 38,836 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-008916 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 123,951

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: The restricted stock was granted pursuant to BioLife Solutions 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 200% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2020 through December 31, 2021 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

F1 · price: The restricted stock was granted pursuant to BioLife Solutions 2013 Performance Incentive Plan. In accordance with the terms of the grant, the restricted stock vested as to 200% of the reported number of shares reported in the reporting person's Form 4 reporting the grant based on the registrant's total shareholder return during the period beginning on January 1, 2020 through December 31, 2021 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date).

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March 29, 2022 Filed Apr 1, 2022 00:18 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 547 $22.24 $12,165.28
Disclosure

SEC source: 0001437749-22-007915 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,115

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

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March 01, 2022 Filed Mar 4, 2022 01:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 221 $23.78 $5,255.38
Disclosure

SEC source: 0001437749-22-005228 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,306

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

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February 24, 2022 Filed Mar 10, 2022 02:21 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantRestricted Stock Award · Derivative 16,356 $0.00 Strike: $0.00 $0.00
Disclosure

SEC source: 0001437749-22-005776 · rdgdoc.xml · derivative · entry 2

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,356

Underlying: Common Stock · 16,356 shares

Expires not disclosed

F3 · shares: The restricted stock was granted pursuant to the Plan. The restricted stock will vest as to between 0% and 200% of the reported number of shares in column 5 based on the registrant's total shareholder return during the period beginning on January 1, 2022 through December 31, 2023 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date) and will vest on the date on which the registrant's board of directors determine the total shareholder return for the period.

F3 · derivative.exercise_date: The restricted stock was granted pursuant to the Plan. The restricted stock will vest as to between 0% and 200% of the reported number of shares in column 5 based on the registrant's total shareholder return during the period beginning on January 1, 2022 through December 31, 2023 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date) and will vest on the date on which the registrant's board of directors determine the total shareholder return for the period.

F3 · derivative.expiration_date: The restricted stock was granted pursuant to the Plan. The restricted stock will vest as to between 0% and 200% of the reported number of shares in column 5 based on the registrant's total shareholder return during the period beginning on January 1, 2022 through December 31, 2023 as compared to the total shareholder return of certain of the registrant's peers (such peers have been determined by the registrant's compensation committee with assistance of an outside consultant immediately prior to the grant date) and will vest on the date on which the registrant's board of directors determine the total shareholder return for the period.

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February 24, 2022 Filed Mar 10, 2022 02:21 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 GrantCommon Stock 16,356 Not disclosed Not disclosed
Disclosure

SEC source: 0001437749-22-005776 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 85,883

F1 · price: The restricted stock was granted pursuant to the BioLife Solutions 2013 Performance Incentive Plan (the "Plan") and vests 25% on the first anniversary of the grant date and thereafter quarterly, in 12 equal quarterly installments. The restricted stock was granted to the reporting person as part of 2022 compensation.

F2 · balance_after: The amount represented in Column 5 of Table I reflects the amount of securities beneficially owned by the reporting person as of the transaction date reported herein. It does not give effect to the transaction reported by the reporting person on the Form 4 filed by the reporting person on March 3, 2022.

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February 10, 2022 Filed Feb 15, 2022 01:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 293 $29.38 $8,608.34
Disclosure

SEC source: 0001437749-22-003344 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,527

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

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December 29, 2021 Filed Dec 31, 2021 01:03 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 625 $39.37 $24,606.25
Disclosure

SEC source: 0001437749-21-029533 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 69,820

F1 · kind: The sale reported herein was made by the issuer to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

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November 30, 2021 Filed Dec 3, 2021 01:01 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 315 $37.59 $11,840.85
Disclosure

SEC source: 0001437749-21-027752 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,445

F1 · kind: The sale reported herein was made to satisfy tax withholding obligations in connection with the vesting of shares of restricted stock.

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November 22, 2021 Filed Nov 25, 2021 01:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionStock Option (Right to Buy) · Derivative 16,332 $0.00 Strike: $1.64 $0.00
Disclosure

SEC source: 0001437749-21-027409 · rdgdoc.xml · derivative · entry 3

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 16,332 shares

Expires 2021-12-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: On December 20, 2016, the reporting person was granted an option to purchase 163,323 shares of common stock which vested in two equal installments on March 8, 2018 and March 8, 2019.

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November 22, 2021 Filed Nov 25, 2021 01:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 16,332 $46.19 $754,375.08
Disclosure

SEC source: 0001437749-21-027409 · rdgdoc.xml · nonDerivative · entry 2

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,760

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 12, 2020.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.83 to $49.20 per share, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

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November 22, 2021 Filed Nov 25, 2021 01:02 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionCommon Stock 16,332 $1.64 $26,784.48
Disclosure

SEC source: 0001437749-21-027409 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,092

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
October 25, 2021 Filed Oct 28, 2021 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionStock Option (Right to Buy) · Derivative 16,332 $0.00 Strike: $1.64 $0.00
Disclosure

SEC source: 0001437749-21-024424 · rdgdoc.xml · derivative · entry 3

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,332

Underlying: Common Stock · 16,332 shares

Expires 2021-12-20

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_date: On December 20, 2016, the reporting person was granted an option to purchase 163,323 shares of common stock which vested in two equal installments on March 8, 2018 and March 8, 2019.

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October 25, 2021 Filed Oct 28, 2021 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 SaleCommon Stock 16,332 $44.45 $725,957.40
Disclosure

SEC source: 0001437749-21-024424 · rdgdoc.xml · nonDerivative · entry 2

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,760

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on November 12, 2020.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $43.04 to $45.05 per share, inclusive. The reporting person undertakes to provide to the registrant, any security holder of the registrant, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

Read SEC document
October 25, 2021 Filed Oct 28, 2021 00:00 UTC BIOLIFE SOLUTIONS INC BLFS · Entity 4614 Exercise / conversionCommon Stock 16,332 $1.64 $26,784.48
Disclosure

SEC source: 0001437749-21-024424 · rdgdoc.xml · nonDerivative · entry 1

Foster Karen A. · CIK 0001683151 · Chief Quality Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 87,092

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.