Quick Takeaways
- Robert F. Williamson III has 1 issuer position tracked on this page.
- Estimated disclosed ownership value: $394,522.
- Recent insider filing activity is available below.
Insider Trading & Ownership of Robert F. Williamson III
- Location
- Piedmont, CA
- Summary
- The estimated net worth of Robert F. Williamson III is at least $394,522 dollars as of 04 Mar 2026. Robert F. Williamson III is the Director of Perspective Therapeutics, Inc. and owns shares of Perspective Therapeutics, Inc. (CATX) stock worth about $394.5K.
- Signature
- /s/ Robert F. Williamson, III by Chris Nenno, as Attorney-in-Fact
- All Insider Reports
- All Insider Reports
Follow Filing Activity
Follow Robert F. Williamson III 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.
What Changed
- Largest disclosed position: Perspective Therapeutics, Inc. ($394,522).
- Past-year value change for that position: +$19,946.
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.
Source Evidence
Filed on Form 4
See Original Filing
Insider ownership context is sourced from SEC Forms 3, 4, and 5.
Ownership of Robert F. Williamson III
| Symbol | Company | Relationship | Holdings Value | Past Year Net Change | Change % | Report Period |
|---|---|---|---|---|---|---|
| CATX | Perspective Therapeutics, Inc. | Director | $394,522 | +$19,946 | +5.3% | 02 Mar 2026 |
Insider Transactions Reported by Robert F. Williamson III:
| 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.