Lark Research is an independent investment research firm founded in 1991 by Stephen P. Percoco.  The firm provides investment research services to institutional investors delivered through research reports and direct communications.  Lark Research also publishes the Risk and Reward  blog, which provides commentary and analysis on companies, industries, investment sectors and the financial markets.


Making Principles-Based Accounting Standards Work
Working with Non-GAAP Performance Measures


Treasury Inflation-Protected Securities
2022 Market Returns on TIPS
2023 Market Returns on TIPS
2024 Market Returns on TIPS


Book Review: “The Everything Token: How NFTs and Web3 Will Transform the Way We Buy, Sell and Create” by Steve Kaczinski and Scott Duke Kominers

Book Review:  “A Weekend with Warren Buffett and Other Shareholder Meeting Adventures” by Randy Cepuch

Book Review:  “Investing Between the Lines: How to Make Smarter Decisions by Decoding CEO Communications”  by L.J. Rittenhouse

Book Review:  “Questions are the Answer: A Breakthrough Approach to Your Most Vexing Problems at Work and in Life” by Hal Gregersen

Book Review:  “Strategy Beyond the Hockey Stick” by Chris Bradley, Martin Hirt and Sven Smit

Amazon Book Review:  “The Frackers: The Outrageous Inside Story of the New Billionaire Wildcatters” by Gregory Zuckerman

Is Your Mutual Fund Lending Securities?

The Dietz Algorithm


Lark Research
839 Dewitt Street
Linden, New Jersey  07036
(908) 975-0250

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