Stocktwits

Jika.io is a social platform for retail stock investors to share insights and portfolio-based conversations. The platform allows users to link real portfolios, get real-time and alternative data on stocks, engage and participate in discussions, and research companies' fundamentals.

Welcome to the Bogleheads Community! The Bogleheads are every-day citizens with an interest in investing and personal finance. The members not only discuss their own financial issues, but enthusiastically provide help to others. The Bogleheads Community encompasses the forum, the wiki, three investment books (The Bogleheads' Guide to Investing, The Bogleheads’ Guide to the Three-Fund Portfolio, and The Bogleheads' Guide to Retirement Planning), a presence on Facebook and Twitter, and The John C. Bogle Center for Financial Literacy. Taken together, we're attempting to reach out and provide education, assistance and relevant information to investors of all experience levels in as many ways as possible.

Seeking Alpha is the world’s largest investing community. Powered by the wisdom and diversity of crowdsourcing - millions of passionate investors connect daily to discover and share new investing ideas, discuss the latest news, debate the merits of stocks, and make informed investment decisions. Available on mobile, tablet or desktop, 20 million people use Seeking Alpha every month.

Today, with over 3,000 members, the CofB&F investor forum is one of the more vibrant, moderated, investor forums on the web. Members, who come from very diverse backgrounds with an enormous knowledge base, sharing with each other, building wealth and perpetuating the teachings of Ben Graham.

The pennystocks Reddit. A subreddit to discuss penny stocks freely. Has an associated Discord server. If you are looking for a Reddit penny stocks community, this one is for you.