Quick Takeaways
- Catherine Coste has 4 issuer positions tracked on this page.
- Estimated disclosed ownership value: $379,644.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Catherine Coste
- Location
- Danville, CA
- Summary
- The estimated net worth of Catherine Coste is at least $379,644 dollars as of 26 Feb 2026. Catherine Coste is the Director of BIOLIFE SOLUTIONS INC and owns shares of BIOLIFE SOLUTIONS INC (BLFS) stock worth about $313.2K. Catherine Coste is the Director of BIOMERICA INC and owns shares of BIOMERICA INC (BMRA) stock worth about $39.9K. Catherine Coste is the Director of MINERVA SURGICAL INC and owns shares of MINERVA SURGICAL INC (UTRS) stock worth about $26.5K.
- Signature
- /s/ Catherine Coste
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Catherine Coste and return when a new Insider Trading filing appears.
This tracks SEC filing changes for this page using existing product update flows.
What Changed
- Largest disclosed position: BIOLIFE SOLUTIONS INC ($313,207).
- Past-year value change for that position: .
Why This Matters
- This page translates Forms 3/4/5 into a quick ownership context before you inspect each transaction row.
- You can cross-check role, issuer, and filing chronology directly against the SEC source.
Official SEC Source
Filed on Form 4
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
See Original FilingOwnership of Catherine Coste
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| BLFS | BIOLIFE SOLUTIONS INC | Director | $313,207 | 24 Feb 2026 | ||
| BMRA | BIOMERICA INC | Director | $39,925 | 13 Dec 2024 | ||
| UTRS | MINERVA SURGICAL INC | Director | $26,512 | 10 Jun 2022 | ||
| RNLXY, RENXF | Renalytix plc | Director | 20 Nov 2023 |
Insider Transactions Reported by Catherine Coste:
| Sym | Company | Class | Transaction | % | Value $ | * Price $ | Shares | Shares After | Date | Ownership |
|---|
* An asterisk sign (*) next to the price indicates that the price is likely invalid.