Jeffrey  Stein net worth and biography

Jeffrey Stein Biography and Net Worth

Director of IDEAYA Biosciences
Jeffrey Stein is the Director of IDEAYA Biosciences.

What is Jeffrey Stein's net worth?

The estimated net worth of Jeffrey Stein is at least $1.79 million as of March 2nd, 2026. Stein owns 54,281 shares of IDEAYA Biosciences stock worth more than $1,792,901 as of March 5th. This net worth approximation does not reflect any other assets that Stein may own. Learn More about Jeffrey Stein's net worth.

How do I contact Jeffrey Stein?

The corporate mailing address for Stein and other IDEAYA Biosciences executives is 7000 SHORELINE COURT SUITE 350, SOUTH SAN FRANCISCO CA, 94080. IDEAYA Biosciences can also be reached via phone at (650) 443-6209 and via email at [email protected]. Learn More on Jeffrey Stein's contact information.

Has Jeffrey Stein been buying or selling shares of IDEAYA Biosciences?

During the past quarter, Jeffrey Stein has bought $1,648,000.00 of IDEAYA Biosciences stock. Most recently, on Monday, March 2nd, Jeffrey Stein bought 50,000 shares of IDEAYA Biosciences stock. The stock was acquired at an average cost of $32.96 per share, with a total value of $1,648,000.00. Following the completion of the transaction, the director now directly owns 54,281 shares of the company's stock, valued at $1,789,101.76. Learn More on Jeffrey Stein's trading history.

Who are IDEAYA Biosciences' active insiders?

IDEAYA Biosciences' insider roster includes Michael Dillon (SVP), Yujiro Hata (President, CEO & Director), Andres Ruiz Briseno (Senior Vice President, Head of Finance and Investor Relations), Jeffrey Stein (Director), Paul Stone (CFO), Jason Throne (insider), and Michael White (insider). Learn More on IDEAYA Biosciences' active insiders.

Are insiders buying or selling shares of IDEAYA Biosciences?

In the last twelve months, IDEAYA Biosciences insiders bought shares 1 times. They purchased a total of 50,000 shares worth more than $1,648,000.00. The most recent insider tranaction occured on March, 2nd when Director Jeffrey Stein bought 50,000 shares worth more than $1,648,000.00. Insiders at IDEAYA Biosciences own 2.5% of the company. Learn More about insider trades at IDEAYA Biosciences.

Information on this page was last updated on 3/2/2026.

Jeffrey Stein Insider Trading History at IDEAYA Biosciences

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/2/2026Buy50,000$32.96$1,648,000.0054,281View SEC Filing Icon  
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Jeffrey Stein Buying and Selling Activity at IDEAYA Biosciences

This chart shows Jeffrey Stein's buying and selling at IDEAYA Biosciences by year and by quarter.

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IDEAYA Biosciences Company Overview

IDEAYA Biosciences logo
IDEAYA Biosciences, Inc., a synthetic lethality-focused precision medicine oncology company, discovers and develops targeted therapeutics for patient populations selected using molecular diagnostics in the United States. The company's products in development include IDE196, a protein kinase C inhibitor that is in Phase 2/3 clinical trials for genetically defined cancers having GNAQ or GNA11 gene mutations; IDE397, a methionine adenosyltransferase 2a inhibitor that is in Phase 1/2 clinical trials for patients with solid tumors having methylthioadenosine phosphorylase gene deletions, such as non-small cell lung, bladder, gastric, and esophageal cancers; IDE161, a poly ADP-ribose glycohydrolase inhibitor that is in Phase 1 clinical trial to treat tumors with homologous recombination deficiency (HRD), and other genetic or molecular signatures; GSK101, a Pol Theta Helicase inhibitor that is in Phase 1 clinical trial for the treatment of tumors with BRCA or other homologous recombination, and HRD mutations; and Werner Helicase inhibitors for tumors with high microsatellite instability. It offers preclinical research programs focused on pharmacological inhibition; DECIPHER dual CRISPR library for synthetic lethality target and biomarker discovery; and INQUIRE chemical library and HARMONY machine-learning engines to enhance its drug discovery platform. The company has strategic alliances with GlaxoSmithKline, Pfizer Inc., Novartis International Pharmaceuticals Ltd., Amgen Inc., Gilead Sciences, Inc., Cancer Research UK, and the University of Manchester. IDEAYA Biosciences, Inc. was incorporated in 2015 and is headquartered in South San Francisco, California.
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Today's Range

Now: $33.03
Low: $32.88
High: $34.19

50 Day Range

MA: $33.95
Low: $30.27
High: $37.86

2 Week Range

Now: $33.03
Low: $13.45
High: $39.28

Volume

664,636 shs

Average Volume

910,592 shs

Market Capitalization

$2.90 billion

P/E Ratio

N/A

Dividend Yield

N/A

Beta

0.09