Zacks
U.S. financial research and investor-focused (no partisan lean)
Background
Len Zacks, who holds a Ph.D. in mathematics from MIT, founded Zacks Investment Research in 1978 in Chicago. He had found that revisions to analysts' earnings estimates strongly influence stock prices. The firm first sold quantitative stock-prediction models and research to institutional investors. In 1982 it developed the Zacks Rank, a proprietary stock-rating system that remains its best-known product. Over time it added coverage of options, ETFs, mutual funds, bonds and commodities, and it grew its offerings for individual investors through subscription services and a large volume of free articles. Its articles are widely syndicated across financial websites. The company stays private and family-run, with Mitch Zacks involved in leadership. Its content is mostly formulaic: earnings previews, stock picks and Rank-based commentary, and some pieces carry promotional framing for its paid services. Because it is a business-information publisher rather than a news organization, it has no notable political orientation. Its performance claims, such as the average annual return it cites for 'Strong Buy' stocks, are the company's own figures. I did not find independent verification of them in the sources I consulted.
Sources
- Zacks Investment Research - Crunchbase Company Profile
- Who Owns Zacks Investment Research? - Retire Gen Z
- Zacks Investment Research - Tracxn Company Profile
- Zacks Investment Research Review: 30 Years of Success
- Zacks Institutional Services
Profile compiled 2026-10-16; refreshed when ownership, funding, or the administration changes.