BIOLIFE SOLUTIONS INC (BLFS)
Data as of , from SEC Form 4 filings.
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Troy Wichterman - OfficerGrant or award76,204 sh- Troy Wichterman - OfficerGrant or award62,300 sh
- Troy Wichterman
About BIOLIFE SOLUTIONS INC (BLFS)
The SEC lists BIOLIFE SOLUTIONS INC under CIK 0000834365, in electromedical and electrotherapeutic apparatus. It is grouped with Health Care companies on this site.
BLFS Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 10 | 860,124 | |
| Tax withholding / forfeiture | 14 | 655,652 | |
| Derivative transaction | 11 | 1,963,695 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
BLFS insider transactions (Form 4)
36122 Form 4 filings on record, the earliest from Oct 17, 2024, newest first. Filing history page 3 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Timothy L. Moore - Director | Grant or award | Common Stock | 8,170 | - footnote F1 | - | |
| ||||||
 Karen A. Foster - Officer | Grant or award | Common Stock | 32,112 | - footnote F1 | - | |
| Karen A. Foster - Officer | Tax withholding / forfeiture | Common Stock | 13,013 | $22.65 footnote F2 | $295K | |
| ||||||
| Joydeep Goswami - Director | Grant or award | Common Stock | 8,170 | - footnote F1 | - | |
| ||||||
| Troy Wichterman - Officer | Open-market sale | Common Stock | 30,000 | $25.72 footnote F1 | $772K | |
| ||||||
| Amy Duross - Director | Open-market sale | Common Stock | 2,000 | $27.00 | $54K | |
| Amy Duross - Director | Open-market sale | Common Stock | 2,000 | $27.00 | $54K | |
| Todd Berard - Officer | Open-market sale | Common Stock | 351 | $26.74 | $9K | |
| Troy Wichterman - Officer | Open-market sale | Common Stock | 584 | $26.74 | $16K | |
| Sarah Aebersold - Officer | Open-market sale | Common Stock | 217 | $26.74 | $6K | |
| Karen A. Foster - Officer | Open-market sale | Common Stock | 415 | $26.74 | $11K | |
| Sean Werner - Officer | Open-market sale | Common Stock | 110 | $26.74 | $3K | |
| Aby J. Mathew - Officer | Open-market sale | Common Stock | 526 | $26.74 | $14K | |
| Amy Duross - Director | Open-market sale | Common Stock | 477 | $24.50 | $12K | |
| Amy Duross - Director | Open-market sale | Common Stock | 4,523 | $24.51 | $111K | |
| Amy Duross - Director | Open-market sale | Common Stock | 1,000 | $26.00 | $26K | |
| Greef Roderick de - Officer | Open-market sale | Common Stock | 35,417 | $26.15 footnote F1 | $926K | |
| Greef Roderick de - Officer | Open-market sale | Common Stock | 33,418 | $25.88 footnote F2 | $865K | |
| Greef Roderick de - Officer | Open-market sale | Common Stock | 31,165 | $25.33 footnote F3 | $789K | |
| ||||||
| Joydeep Goswami - Director | Open-market sale | Common Stock | 1,666 | $28.99 | $48K | |
| Greef Roderick de - Officer | Open-market sale | Common Stock | 37,795 | $27.30 | $1.03M | |
| Sean Werner - Officer | Open-market sale | Common Stock | 275 | $27.82 | $8K | |
| Joydeep Goswami - Director | Open-market sale | Common Stock | 1,334 | - footnote F2 | - | |
| ||||||
| Casdin Partners Master Fund, L.P. - 10% Owner | Open-market sale | Common Stock, par value $0.001 per share | 750,000 | $28.55 footnote F1 | $21.41M | |
| ||||||
| Troy Wichterman - Officer | Open-market sale | Common Stock | 833 | $27.36 | $23K | |
| Sarah Aebersold - Officer | Open-market sale | Common Stock | 188 | $27.36 | $5K | |
| Karen A. Foster - Officer | Open-market sale | Common Stock | 419 | $27.36 | $11K | |
| Todd Berard - Officer | Open-market sale | Common Stock | 289 | $27.36 | $8K | |
| Aby J. Mathew - Officer | Open-market sale | Common Stock | 509 | $27.36 | $14K | |
| Sarah Aebersold - Officer | Open-market sale | Common Stock | 714 | $25.61 | $18K | |
| Sean Werner - Officer | Open-market sale | Common Stock | 72 | $26.83 | $2K | |
| Troy Wichterman - Officer | Open-market sale | Common Stock | 1,032 | $26.83 | $28K | |
| Sarah Aebersold - Officer | Open-market sale | Common Stock | 233 | $26.83 | $6K | |
| Karen A. Foster - Officer | Open-market sale | Common Stock | 511 | $26.83 | $14K | |
| Todd Berard - Officer | Open-market sale | Common Stock | 358 | $26.83 | $10K | |
| Aby J. Mathew - Officer | Open-market sale | Common Stock | 630 | $26.83 | $17K | |
See every BLFS filing on record
These pages show the latest 90 of 122 Form 4 filings on record. The 7-day demo shows all 122, and sign-up brings you back to this table.
Item 2.01, 3.01, 3.03, 5.01, 5.02, 5.03, 5.07, 9.01
Item 8.01
Item 2.02, 9.01
Item 7.01, 9.01
Recent BLFS Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR | |
| - | - | - | - |
BLFS insider trading FAQ
What is the latest insider trade for BLFS?
BIOLIFE SOLUTIONS INC (BLFS) had 20 insider filings in the last 90 days, with the most recent on 2026-10-09. The full record for BLFS runs to 122 Form 4 filings, the earliest from 2024-10-17. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying BLFS stock?
No insider purchases of BLFS were filed in the last 90 days.
How many insiders are selling BLFS stock?
No insider sales of BLFS were filed in the last 90 days. 80 sales are on record for this company.
Where can I see BLFS SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects BLFS Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Troy Wichterman view on EDGAR
- - Joydeep Goswami view on EDGAR
- - Rachel Ellingson view on EDGAR
- - Amy Duross view on EDGAR
- - Catherine Coste view on EDGAR
- - Greef Roderick de view on EDGAR
- - Anthony Hunt view on EDGAR
- - Timothy L. Moore view on EDGAR
- - Aby J. Mathew view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where BLFS's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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