B

SEC EDGAR - Form 4 insider activity

Biolife Solutions Inc $BLFS

Tracked equity - 11 filings indexed by Nortis

Nortis signal thesis

Cluster activity detected. Review whether the filings are open-market trades or routine compensation events.

0

OM buys - 90d

6

OM sells - 90d

5

Routine filings

11

Cluster filings

-

Largest trade

42/100

Avg signal score

Filing tape

Recent filings

Last 30d: 11
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-09
WTCFO

Wichterman Troy - Chief Financial Officer

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Reported SellCLUSTERNotable 65/100
filed 2026-10-09
GJBoard

GOSWAMI JOYDEEP - Director

Insiders sell for many reasons (diversification, tax, personal); size and clustering matter more than a single sale. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Reported SellCLUSTERNotable 65/100
filed 2026-10-09
ERBoard

Ellingson Rachel - Director

Insiders sell for many reasons (diversification, tax, personal); size and clustering matter more than a single sale. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Reported SellCLUSTERNotable 65/100
filed 2026-10-09
DABoard

DuRoss Amy - Director

Insiders sell for many reasons (diversification, tax, personal); size and clustering matter more than a single sale. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Reported SellCLUSTERNotable 65/100
filed 2026-10-09
CCBoard

Coste Catherine - Director

Insiders sell for many reasons (diversification, tax, personal); size and clustering matter more than a single sale. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-09
DRCEO

DE GREEF RODERICK - Director, Chief Executive Officer

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Reported SellCLUSTERNotable 65/100
filed 2026-10-09
HABoard

Hunt Anthony - Director

Insiders sell for many reasons (diversification, tax, personal); size and clustering matter more than a single sale. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Reported SellCLUSTERNotable 65/100
filed 2026-10-09
MLBoard

MOORE TIMOTHY L. - Director

Insiders sell for many reasons (diversification, tax, personal); size and clustering matter more than a single sale. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-09
MJOfficer

Mathew Aby J. - EVP & Chief Scientific Officer

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-09
BTOfficer

Berard Todd - Chief Marketing Officer

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing
Grant / AwardCLUSTERRoutine 15/100
filed 2026-10-09
WSOfficer

Werner Sean - Chief Technology Officer

This is compensation-related stock, not a purchase decision - it should not be read as an open-market buy. It is part of a cluster (3+ insiders within 7 days), which is generally more notable than an isolated filing.

View source filing