VILLIGER WALTER → BIOLIFE SOLUTIONS INC BLFS

Stake: — Shares: —

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

7 13D/G filings on this issuer

6 other filings besides this one

Filer Track Record

3 filings by this filer

2 other filings in the data moat

Short Interest · settle 2026-03-31

DTC 8.94

3,599,500 shares short · +16.0% vs prior

Other 13D/G Filings on BIOLIFE SOLUTIONS INC

Filed	Form	Filer	Stake	Shares
2025-08-13	SCHEDULE	Casdin Capital, LLC	15.00%	7,207,165	view →
2021-07-21	SC	VILLIGER WALTER	—	—	view →
2021-07-21	SC	GIRSCHWEILER THOMAS	—	—	view →
2020-07-24	SC	GIRSCHWEILER THOMAS	—	—	view →
2019-06-03	SC	VILLIGER WALTER	—	—	view →
2018-05-02	SC	GIRSCHWEILER THOMAS	—	—	view →

Other Filings by VILLIGER WALTER

Filed	Form	Issuer	Stake	Shares
2021-07-21	SC	BIOLIFE SOLUTIONS INC BLFS	—	—	view →
2019-06-03	SC	BIOLIFE SOLUTIONS INC BLFS	—	—	view →

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