Stephen A.  Block net worth and biography

Stephen Block Biography and Net Worth

Director of Niagen Bioscience
Stephen A. Block has been a director of the Company since October 2007 and Chair of the Compensation Committee and a member of the Audit Committee since October 2007. From May 2010 to October 2011, Mr. Block served as Lead Independent Director to the Board.

Mr. Block is also a director and chair of the nominating and corporate governance committee and a member of the audit committee of Senomyx, Inc. (NASDAQ:SNMX). He has served on the board of directors of Senomyx, Inc. since 2005. Since September 2013, he has served as a director of GetThis, Corp., a privately held digital media company bringing real-time shopping through a second screen to consumers watching television programming. Until December 2011, he also served as the chairman of the board of directors of Blue Pacific Flavors and Fragrances, Inc., and, until March 2012, as a director of Allylix, Inc. He served on the boards of directors of these privately held companies since 2008, and 2007, respectively.

Mr. Block retired as senior vice president, general counsel and secretary of International Flavors and Fragrances Inc., a leading creator, manufacturer and seller of flavors and fragrances (IFF) in December 2003, having been IFF’s chief legal officer since 1993. During his eleven years at IFF he also led the company’s Regulatory Affairs Department.

Prior to 1993, Mr. Block served as senior vice president, general counsel, secretary and director of GAF Corporation, a company specializing in specialty chemicals and building materials, and its publicly traded subsidiary International Specialty Products Inc., held various management positions with Celanese Corporation, a company specializing in synthetic fibers, chemicals and plastics, and practiced law with the New York firm of Stroock & Stroock & Lavan.

Mr. Block currently serves as an industry consultant and as a Managing Director of Venture Farm LLC, an early stage venture capital firm, and as a Venture Partner of K5 Venture Partners, LLC, an Orange County early stage venture firm. He is also a Managing Director of K5 Venture Partner, LLC’s affiliated accelerator K5 Launch and a member of the executive committee of the Orange County network of Tech Coast Angels, a leading investing group.

Mr. Block received his B.A. cum laude in Russian Studies from Yale University and his law degree from Harvard Law School.

What is Stephen A. Block's net worth?

The estimated net worth of Stephen A. Block is at least $329.42 thousand as of March 16th, 2021. Mr. Block owns 49,167 shares of Niagen Bioscience stock worth more than $329,419 as of December 4th. This net worth evaluation does not reflect any other assets that Mr. Block may own. Learn More about Stephen A. Block's net worth.

How do I contact Stephen A. Block?

The corporate mailing address for Mr. Block and other Niagen Bioscience executives is 10900 WILSHIRE BLVD, SUITE 600, LOS ANGELES, CA, 90024. Niagen Bioscience can also be reached via phone at (310) 388-6706 and via email at [email protected]. Learn More on Stephen A. Block's contact information.

Has Stephen A. Block been buying or selling shares of Niagen Bioscience?

Stephen A. Block has not been actively trading shares of Niagen Bioscience during the past quarter. Most recently, Stephen A. Block sold 20,000 shares of the business's stock in a transaction on Tuesday, March 16th. The shares were sold at an average price of $13.17, for a transaction totalling $263,400.00. Following the completion of the sale, the director now directly owns 49,167 shares of the company's stock, valued at $647,529.39. Learn More on Stephen A. Block's trading history.

Who are Niagen Bioscience's active insiders?

Niagen Bioscience's insider roster includes Stephen Block (Director), Robert Fried (CEO), Frank Jaksch, Jr. (Director), Ozan Pamir (CFO), and Kristin Patrick (Director). Learn More on Niagen Bioscience's active insiders.

Are insiders buying or selling shares of Niagen Bioscience?

In the last twelve months, Niagen Bioscience insiders bought shares 2 times. They purchased a total of 6,685 shares worth more than $45,613.65. In the last twelve months, insiders at the sold shares 1 times. They sold a total of 37,161 shares worth more than $230,026.59. The most recent insider tranaction occured on November, 14th when CFO Ozan Pamir bought 4,465 shares worth more than $30,406.65. Insiders at Niagen Bioscience own 9.4% of the company. Learn More about insider trades at Niagen Bioscience.

Information on this page was last updated on 11/14/2025.

Stephen A. Block Insider Trading History at Niagen Bioscience

Transaction DateBuy/SellNumber of SharesAverage Share PriceTotal TransactionShares Held After TransactionDetails
3/16/2021Sell20,000$13.17$263,400.0049,167View SEC Filing Icon  
3/11/2019Sell10,000$3.52$35,200.00View SEC Filing Icon  
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Stephen A. Block Buying and Selling Activity at Niagen Bioscience

This chart shows Stephen A Block's buying and selling at Niagen Bioscience by year and by quarter.

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Niagen Bioscience Company Overview

Niagen Bioscience logo
Niagen Bioscience, Inc. is a global bioscience company, which engages in acquiring, developing, and commercializing proprietary-based ingredient technologies. It is pioneering research on nicotinamide adenine dinucleotide (NAD+). The company’s patent portfolio includes Nicotinamide Riboside (NR) and other NAD+ precursors, which are commercialized as the flagship ingredient Niagen. It operates through the following segments: Consumer Products, Ingredients, and Analytical Reference Standards and Services. The Consumer Products segment provides finished dietary supplement products that contain the firm’s proprietary ingredients directly to consumers as well as to distributors. The Ingredients segment supplies ingredients as raw materials to the manufacturers of consumer products. The Analytical Reference Standards and Services segment includes supply of phytochemical reference standards and other research and development services. The company was founded by Mark S. Germain and Frank L. Jaksch, Jr. in 1999 and is headquartered in Los Angeles, CA.
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Today's Range

Now: $6.70
Low: $6.51
High: $6.71

50 Day Range

MA: $7.28
Low: $6.40
High: $9.90

2 Week Range

Now: $6.70
Low: $5.16
High: $14.69

Volume

581,224 shs

Average Volume

833,772 shs

Market Capitalization

$534.73 million

P/E Ratio

27.92

Dividend Yield

N/A

Beta

2.31