Robert F.  Williamson, III net worth and biography

Robert Williamson, III Biography and Net Worth

Robert F. Williamson, III has been active in building biotechnology and related technology companies for over two decades.

What is Robert F. Williamson, III's net worth?

The estimated net worth of Robert F. Williamson, III is at least $23.57 thousand as of November 12th, 2025. Mr. Williamson, III owns 9,864 shares of Perspective Therapeutics stock worth more than $23,575 as of December 4th. This net worth estimate does not reflect any other assets that Mr. Williamson, III may own. Learn More about Robert F. Williamson, III's net worth.

How do I contact Robert F. Williamson, III?

The corporate mailing address for Mr. Williamson, III and other Perspective Therapeutics executives is 2401 Elliott Avenue, Suite 320, Seattle, WA 98121, United States. Perspective Therapeutics can also be reached via phone at 206-676-0900 and via email at [email protected]. Learn More on Robert F. Williamson, III's contact information.

Has Robert F. Williamson, III been buying or selling shares of Perspective Therapeutics?

In the last ninety days, Robert F. Williamson, III has bought $19,945.80 of Perspective Therapeutics stock. Most recently, on Wednesday, November 12th, Robert F. Williamson III bought 9,498 shares of Perspective Therapeutics stock. The stock was acquired at an average cost of $2.10 per share, with a total value of $19,945.80. Following the completion of the transaction, the director now directly owns 9,864 shares of the company's stock, valued at $20,714.40. Learn More on Robert F. Williamson, III's trading history.

Who are Perspective Therapeutics' active insiders?

Perspective Therapeutics' insider roster includes Juan Graham (CFO), Heidi Henson (Director), Jonathan Hunt (CFO), Markus Puhlmann (Chief Medical Officer), Johan Spoor (CEO), Robert Williamson, III (Director), and Lori Woods (Director). Learn More on Perspective Therapeutics' active insiders.

Are insiders buying or selling shares of Perspective Therapeutics?

In the last twelve months, Perspective Therapeutics insiders bought shares 8 times. They purchased a total of 170,169 shares worth more than $428,783.18. The most recent insider tranaction occured on November, 13th when CAO Jonathan Robert Hunt bought 11,000 shares worth more than $22,330.00. Insiders at Perspective Therapeutics own 3.7% of the company. Learn More about insider trades at Perspective Therapeutics.

Information on this page was last updated on 11/13/2025.

Robert F. Williamson, III Insider Trading History at Perspective Therapeutics

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
11/12/2025Buy9,498$2.10$19,945.809,864View SEC Filing Icon  
3/31/2025Buy38,145$2.14$81,630.30108,982View SEC Filing Icon  
3/28/2025Buy22,192$2.27$50,375.8470,837View SEC Filing Icon  
11/25/2024Buy6,266$3.64$22,808.24430,058View SEC Filing Icon  
5/31/2024Buy5,500$13.80$75,900.0042,379View SEC Filing Icon  
5/29/2024Buy3,003$13.30$39,939.9036,879View SEC Filing Icon  
1/29/2024Buy2,526$6.40$16,166.4021,155View SEC Filing Icon  
1/25/2024Buy2,213$4.90$10,843.707,567View SEC Filing Icon  
12/21/2023Buy366$3.30$1,207.80366View SEC Filing Icon  
12/18/2023Buy1,000$2.60$2,600.001,000View SEC Filing Icon  
See Full Table

Robert F. Williamson, III Buying and Selling Activity at Perspective Therapeutics

This chart shows Robert F Williamson III's buying and selling at Perspective Therapeutics by year and by quarter.

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Perspective Therapeutics Company Overview

Perspective Therapeutics logo
Perspective Therapeutics, Inc., together with its subsidiaries, develops precision-targeted alpha therapies (TAT) for oncology that treats cancer patients across multiple tumor types comprising metastatic disease. The company discovers, designs, and develop its initial programs candidates consists of VMT-a-NET, that is currently in Phase 1/2a clinical trials for patients with unresectable or metastatic somatostatin receptor type 2 (SSTR2) expressing tumors that have not previously received peptide-targeted radiopharmaceutical therapy, such as Lutathera, a beta-emitting therapy; and VMT01, which is currently in Phase 1/2a clinical trials for second-line or later treatment of patients with progressive melanocortin 1 receptor (MC1R) positive metastatic melanoma. Perspective Therapeutics, Inc. has a clinical trial collaboration agreement with Bristol Myers Squibb to evaluate the safety and tolerability of [212Pb] VMT01 in combination with nivolumab in patients with histologically confirmed melanoma and positive MC1R imaging scans. The company was formerly known as Isoray, Inc. and changed its name to Perspective Therapeutics, Inc. in February 2022. Perspective Therapeutics, Inc. was founded in 1998 and is headquartered in Seattle, Washington.
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Today's Range

Now: $2.39
Low: $2.17
High: $2.41

50 Day Range

MA: $2.94
Low: $2.05
High: $4.98

2 Week Range

Now: $2.39
Low: $1.60
High: $5.39

Volume

1,930,567 shs

Average Volume

1,946,208 shs

Market Capitalization

$177.67 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

1.22