BioLife Solutions, Inc.
BioLife Solutions, Inc. (BLFS) Insider Trading
Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.
SEC EDGAR · FMP · BLFS · as of Jun 8, 2026
Activity summary
Buy transactions
0
P-Purchase only
Sell transactions
71
12 Months
Buy/Sell ratio
0.00
Buy/Sell (by trades)
Overall sentiment
BioLife Solutions, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only
As of Jun 8, 2026
BLFS insider buying and selling by quarter
BLFS insider selling · BLFS insider buying stocks · quarterly insider activity
Mobile shows last 4Q · Desktop shows full 8Q
▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters
As of Jun 8, 2026
Active insiders
Most active in past 12 months · BLFS ceo insider trading
Showing all insiders · Click a card to filter the transactions table below
▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API
Recent insider transactions
BLFS executive sell shares · BLFS board member insider trading · BLFS insider trading SEC filing
Scroll horizontally to see all columns
| Date | Insider | Type | Shares | Value | Filing |
|---|---|---|---|---|---|
| Apr 8, 2026 | Mathew Aby J. EVP & Chief Scientific Officer | Other | 515 | $10K | Form 4 |
| Apr 8, 2026 | Berard Todd Chief Marketing Officer | Other | 293 | $6K | Form 4 |
| Apr 8, 2026 | Wichterman Troy CFO | Other | 844 | $16K | Form 4 |
| Mar 23, 2026 | Foster Karen A. Chief Quality and Operations | Sale | 2,577 | $49K | Form 4 |
| Mar 19, 2026 | DE GREEF RODERICK President and CEO · Director | Other | 11,101 | $212K | Form 4 |
| Mar 19, 2026 | Berard Todd Chief Marketing Officer | Other | 1,879 | $36K | Form 4 |
| Mar 19, 2026 | Werner Sean CTO | Other | 1,681 | $32K | Form 4 |
| Mar 19, 2026 | Wichterman Troy CFO | Other | 3,749 | $72K | Form 4 |
| Mar 19, 2026 | Aebersold Sarah Chief Human Resources Officer | Other | 931 | $18K | Form 4 |
| Mar 19, 2026 | Foster Karen A. Chief Quality and Operations | Other | 1,907 | $36K | Form 4 |
| Mar 19, 2026 | Mathew Aby J. EVP & Chief Scientific Officer | Other | 2,255 | $43K | Form 4 |
| Mar 5, 2026 | Foster Karen A. Chief Quality and Operations | Sale | 96,923 | $1.95M⚡ | Form 4 |
| Mar 9, 2026 | Foster Karen A. Chief Quality and Operations | Sale | 500 | $10K | Form 4 |
| Mar 3, 2026 | Werner Sean CTO | Sale | 111 | $2K | Form 4 |
| Mar 3, 2026 | Foster Karen A. Chief Quality and Operations | Sale | 418 | $9K | Form 4 |
| Mar 3, 2026 | Mathew Aby J. EVP & Chief Scientific Officer | Sale | 529 | $11K | Form 4 |
| Mar 3, 2026 | Wichterman Troy CFO | Sale | 588 | $12K | Form 4 |
| Mar 3, 2026 | Aebersold Sarah Chief Human Resources Officer | Sale | 219 | $5K | Form 4 |
| Mar 3, 2026 | Berard Todd Chief Marketing Officer | Sale | 353 | $7K | Form 4 |
| Feb 24, 2026 | Berard Todd Chief Marketing Officer | Award | 22,479 | — | Form 4 |
| Feb 24, 2026 | Berard Todd Chief Marketing Officer | Other | 8,846 | $200K | Form 4 |
| Feb 24, 2026 | Berard Todd Chief Marketing Officer | Award | 20,096 | — | Form 4 |
| Feb 24, 2026 | DuRoss Amy Director | Award | 8,170 | — | Form 4 |
| Feb 24, 2026 | Wichterman Troy CFO | Award | 64,866 | — | Form 4 |
| Feb 24, 2026 | Wichterman Troy CFO | Other | 25,525 | $578K | Form 4 |
Mathew Aby J.
EVP & Chief Scientific Officer
Date
Apr 8
Shares
515
Price
$19.27
Value
$10K
Foster Karen A.
Chief Quality and Operations
Date
Mar 23
Shares
2,577
Price
$19.17
Value
$49K
DE GREEF RODERICK
President and CEO · Director
Date
Mar 19
Shares
11,101
Price
$19.12
Value
$212K
Berard Todd
Chief Marketing Officer
Date
Mar 19
Shares
1,879
Price
$19.12
Value
$36K
Aebersold Sarah
Chief Human Resources Officer
Date
Mar 19
Shares
931
Price
$19.12
Value
$18K
Foster Karen A.
Chief Quality and Operations
Date
Mar 19
Shares
1,907
Price
$19.12
Value
$36K
Mathew Aby J.
EVP & Chief Scientific Officer
Date
Mar 19
Shares
2,255
Price
$19.12
Value
$43K
Foster Karen A.
Chief Quality and Operations
Date
Mar 5
Shares
96,923
Price
$20.15
Value
$1.95M ⚡
Foster Karen A.
Chief Quality and Operations
Date
Mar 9
Shares
500
Price
$20.00
Value
$10K
Foster Karen A.
Chief Quality and Operations
Date
Mar 3
Shares
418
Price
$20.74
Value
$9K
Mathew Aby J.
EVP & Chief Scientific Officer
Date
Mar 3
Shares
529
Price
$20.74
Value
$11K
Aebersold Sarah
Chief Human Resources Officer
Date
Mar 3
Shares
219
Price
$20.74
Value
$5K
Berard Todd
Chief Marketing Officer
Date
Feb 24
Shares
8,846
Price
$22.65
Value
$200K
⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar
▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —
About BLFS insider trading
BLFS insider trades
BioLife Solutions, Inc. (BLFS) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including Berard Todd (Chief Marketing Officer), Wichterman Troy (CFO), Foster Karen A. (Chief Quality and Operations). Over the past 12 months, 5 insiders have filed transactions with the SEC. BLFS insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.
For BioLife Solutions, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →
Frequently asked questions
BLFS insider trading · 5 questionsThe insiders of BioLife Solutions, Inc. (BLFS) include executives and directors such as Berard Todd (Chief Marketing Officer), Wichterman Troy (CFO), Foster Karen A. (Chief Quality and Operations), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.
▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026