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Insights & Commentary, Education and Resources for Private and Institutional Traders

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The Latest News ...

Our software product, Erlanger Chart Room, has just released a realtime version that runs on eSignal's data platform.

Philip B. Erlanger, CMT President

Has led the firm since 1994. Formed the firm after leaving Fidelity Mgt. & Research Co., Inc as their Senior Technical Analyst.

Andrew S. Erlanger Director of Computer Science Operations

Has been with the firm since 2001.


Drops in Short Interest:



October 3, 2023

Top 50 NYSE Drops in Shorts




October 3, 2023

Top 50 NASDAQ Drops in Shorts







There is a very high degree of risk involved in trading. Past results are not indicative of future returns. Phil Erlanger REsearch Co., Inc. and all individuals affiliated with Phil Erlanger REsearch Co., Inc. assume no responsibilities for your trading and investment results.




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