Quick Takeaways
- Robin Kramer has 2 issuer positions tracked on this page.
- Estimated disclosed ownership value: $2,307,886.
- Recent insider filing activity is available below.
- Info
- Insider Ownership
Insider Trading & Ownership of Robin Kramer
- Location
- Naples, FL
- Summary
- The estimated net worth of Robin Kramer is at least $2,307,886 dollars as of 11 Mar 2026. Robin Kramer is the Chief Financial Officer of BIOGEN INC. and owns shares of BIOGEN INC. (BIIB) stock worth about $2.31M.
- Signature
- /s/ Robin Kramer
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Robin Kramer 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: BIOGEN INC. ($2,307,886).
- 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 Robin Kramer
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| BIIB | BIOGEN INC. | Chief Financial Officer | $2,307,886 | 13 Feb 2026 | ||
| ARMP | Armata Pharmaceuticals, Inc. | Director | 09 Mar 2026 |
Insider Transactions Reported by Robin Kramer:
| 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.