sellModerate cluster of 8
Amy DuRoss sold $108k of BLFS
director at BIOLIFE SOLUTIONS INC. 4,000 shares at an average of $27.00, traded Nov 25, 2025, filed Nov 28, 2025.
Warning score
45Value
$108k
4,000 shares
Holdings after
20,687
-16% from before
From 52-week low
-
no price yet
From 52-week high
-
no price yet
Score components
- +15RoleDirector
- +10Trade size$108k at market
- +5Share of holdings soldSold 16% of holdings
- +15Cluster8 insiders selling within 14 days
What happened after comparable sells
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
Rows in this filing
Every transaction in Form 4 0001628280-25-054285, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Nov 25, 2025 | SOpen-market sale Common Stock | -2,000 | $27.00 | $54k | 22,687 | Nov 28, 2025 |
| Nov 26, 2025 | SOpen-market sale Common Stock | -2,000 | $27.00 | $54k | 20,687 | Nov 28, 2025 |
Related signals
Other insiders at BIOLIFE SOLUTIONS INC and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 42Moderate | BLFSsell BIOLIFE SOLUTIONS INC | Casdin Partners Master Fund, L.P. owner | $28M 1,200,000 shares | -20% | |
| 2Weak | BIOLIFE SOLUTIONS INC | Karen A. Foster Chief Quality and Operations | $49k 2,577 shares | -2% | |
| 65Notable | BIOLIFE SOLUTIONS INC | Karen A. Foster Chief Quality and Operations | $2.0M 97,423 shares | -46% | |
| 10Weak | BIOLIFE SOLUTIONS INC | Sarah Aebersold Chief Human Resources Officer | $4,542 219 shares | -0% | |
| 10Weak | BIOLIFE SOLUTIONS INC | Todd Berard Chief Marketing Officer | $7,321 353 shares | -0% | |
| 17Weak | BIOLIFE SOLUTIONS INC | Troy Wichterman Chief Financial Officer | $12k 588 shares | -0% | |
| 10Weak | BIOLIFE SOLUTIONS INC | Aby J. Mathew EVP & Chief Scientific Officer | $11k 529 shares | -0% | |
| 10Weak | BIOLIFE SOLUTIONS INC | Karen A. Foster Chief Quality and Operations | $8,669 418 shares | -0% | |
| 10Weak | BIOLIFE SOLUTIONS INC | Sean Werner Chief Technology Officer | $2,302 111 shares | -0% | |
| 10Weak | BIOLIFE SOLUTIONS INC | Sarah Aebersold Chief Human Resources Officer | $6,167 241 shares | -0% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.