Key facts
- Karen Jean Ferrante has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $328,532.
- Recent insider filing activity is available below.
Insider Trading & Ownership of Karen Jean Ferrante
- Location
- East Greenwich, RI
- Summary
- The estimated net worth of Karen Jean Ferrante is at least $328,532 dollars as of 20 May 2026. Karen Jean Ferrante is the Director of MACROGENICS INC and owns shares of MACROGENICS INC (MGNX) stock worth about $328.5K.
- Signature
- Beth A. Smith, Attorney-in-fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Karen Jean Ferrante and return when a new Insider Trading filing changes the record on this page.
This uses the existing product follow flow to surface future filing-backed changes without guessing what they mean. If you create an account from here, we will bring you back after verification.
Change
- Largest disclosed position: MACROGENICS INC ($328,532).
- Past-year value change for that position: .
Research use
- 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.
Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Karen Jean Ferrante
MGNX
Forms 3/4/5
MACROGENICS INC
- Relationship
- Director
- Holdings value
- $328,532
- Past year net change
- Change %
- Report period
- 18 May 2026
COGT
Forms 3/4/5
Cogent Biosciences, Inc.
- Relationship
- Director
- Holdings value
- Past year net change
- Change %
- Report period
- 01 Apr 2026
Insider Transactions Reported by Karen Jean Ferrante:
| 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.