Marcella K.  Ruddy net worth and biography

Marcella Ruddy Biography and Net Worth

Marcie comes to Tectonic with over 15 years of experience in drug development across all stages of clinical development from translational through post approval. Prior to joining our team, she was the Head of the Inflammation and Immunology Clinical Development Group at Regeneron Pharmaceuticals and led the clinical development of Dupixent® through over nine Phase 3 trial initiations and multiple regulatory approvals globally. Over her career, which also has included time at Merck and Alnylam and EMD Serono, she has led and developed teams responsible for clinical programs across a range of therapeutic areas including respiratory, inflammation, bone, anemia and metabolic and rare diseases. Prior to entry into drug development, Marcie held a staff position in the Pulmonary Unit at Massachusetts General Hospital/Harvard Medical School where she founded and directed the Adult Cystic Fibrosis Program. She holds an A.B. from Princeton University and a M.D. from Washington University, St. Louis, and completed her pulmonary critical care fellowship at Harvard Medical School/Brigham and Women’s Hospital in Boston.

What is Marcella K. Ruddy's net worth?

The estimated net worth of Marcella K. Ruddy is at least $2.38 million as of March 6th, 2026. Ruddy owns 69,747 shares of Tectonic Therapeutic stock worth more than $2,379,768 as of March 13th. This net worth estimate does not reflect any other assets that Ruddy may own. Learn More about Marcella K. Ruddy's net worth.

How do I contact Marcella K. Ruddy?

The corporate mailing address for Ruddy and other Tectonic Therapeutic executives is 100 TECHNOLOGY SQUARE 6TH FLOOR, CAMBRIDGE MA, 02139. Tectonic Therapeutic can also be reached via phone at 617-914-8420 and via email at [email protected]. Learn More on Marcella K. Ruddy's contact information.

Has Marcella K. Ruddy been buying or selling shares of Tectonic Therapeutic?

During the past quarter, Marcella K. Ruddy has sold $300,000.00 in Tectonic Therapeutic stock. Most recently, Marcella K. Ruddy sold 10,000 shares of the business's stock in a transaction on Friday, March 6th. The shares were sold at an average price of $30.00, for a transaction totalling $300,000.00. Following the completion of the sale, the insider now directly owns 69,747 shares of the company's stock, valued at $2,092,410. Learn More on Marcella K. Ruddy's trading history.

Who are Tectonic Therapeutic's active insiders?

Tectonic Therapeutic's insider roster includes Daniel Lochner (CFO), Peter Mcnamara (Insider), Marcella Ruddy (Insider), and Timothy Springer (Director). Learn More on Tectonic Therapeutic's active insiders.

Are insiders buying or selling shares of Tectonic Therapeutic?

In the last year, Tectonic Therapeutic insiders bought shares 4 times. They purchased a total of 106,696 shares worth more than $1,835,373.86. In the last year, insiders at the sold shares 4 times. They sold a total of 19,561 shares worth more than $566,551.48. The most recent insider tranaction occured on March, 6th when insider Marcella K Ruddy sold 10,000 shares worth more than $300,000.00. Insiders at Tectonic Therapeutic own 38.0% of the company. Learn More about insider trades at Tectonic Therapeutic.

Information on this page was last updated on 3/6/2026.

Marcella K. Ruddy Insider Trading History at Tectonic Therapeutic

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/6/2026Sell10,000$30.00$300,000.0069,747View SEC Filing Icon  
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Marcella K. Ruddy Buying and Selling Activity at Tectonic Therapeutic

This chart shows Marcella K Ruddy's buying and selling at Tectonic Therapeutic by year and by quarter.

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Tectonic Therapeutic Company Overview

Tectonic Therapeutic logo
Tectonic Therapeutic, Inc. engages in discovery and development of therapeutic proteins & antibodies. The company was founded by Timothy A. Springer and Andrew Kruse in 2019 and is headquartered in Watertown, MA.
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Today's Range

Now: $34.12
Low: $32.98
High: $35.00

50 Day Range

MA: $22.83
Low: $18.80
High: $35.87

2 Week Range

Now: $34.12
Low: $13.70
High: $36.03

Volume

260,305 shs

Average Volume

408,285 shs

Market Capitalization

$640.77 million

P/E Ratio

N/A

Dividend Yield

N/A

Beta

3.76