About r/algotrading
In its own words:
A place for redditors to discuss quantitative trading, statistical methods, econometrics, programming, implementation, automated strategies, and bounce ideas off each other for constructive criticism. Feel free to submit papers/links of things you find interesting.
Community guide
r/algotrading (#583, about 1.9 million subscribers) is oriented around: A place for redditors to discuss quantitative trading, statistical methods, econometrics, programming, implementation, automated strategies, and bounce ideas off each other for constructive criticism. Feel free to… Recent activity samples show 11 posts/day in recent samples (~74% text, ~14% gallery, ~10% image). Public rules we collected include: No Self-Promotion or Promotional Activity; High Quality Questions Only; Do Not Ask for Strategies; Keep it Professional and Friendly; No Gain / Loss (P/L) Porn.
What belongs here
Stay inside the room’s stated scope rather than adjacent fandoms or general off-topic dumps. Self-promotion and advertising are tightly limited—read those rules before linking your own channel, shop, or site.
How it differs from lookalikes
Compared with lookalike subs, prefer this room when your post matches its own description rather than a broader sibling topic.
Practical pointers
Read the current sidebar/rules on Reddit before posting; collected rules can lag. Common flairs in samples include: Data, Strategy, Infrastructure, Other/Meta.
SubMouse Editorial
The community was created on Jun 17, 2012, which makes it 14 years old. Since Oct 26, 2026, it has gained 969 subscribers (+0.05%). It sits just behind r/PersonalFinanceCanada (#582) and ahead of r/Cricket (#584) in our ranking.
What sets r/algotrading apart
Compared with other large communities, r/algotrading leans heavily on text posts (74% of recent posts; the typical Top 100 subreddit sits at 35%).
Subscriber growth
Between Sep 19, 2026 and Nov 2, 2026, r/algotrading went up from 1,889,795 to 1,898,856 subscribers (+9.1K, +0.48%). That is about 206 new members per day. The chart uses our weekly snapshots (9 so far), so it gets longer every week.
What r/algotrading talks about
Across 81 recent posts (Oct 29–Nov 4), the words that come up most are “trading”, “strategy”, “month”, “paper” and “strategies”. Other frequent themes are bot, data, algo, live, passed and tested. Recurring phrases include “trading paper”, “trading bot”, “crypto trading” and “trading performance”. By format, 74% are text posts, 14% are galleries and 10% are images.
Popular post flairs: Data (26), Strategy (24), Infrastructure (12), Other/Meta (7), Education (7), Business (3).
Activity and best time to post
r/algotrading gets about 11 new posts a day. The public archive holds 58,333 posts and 532,639 comments in total, about 9.1 comments per post. Last week the busiest day was Thursday (16 posts) and the quietest was Friday (7). Posting peaks around 22:00 UTC and is lowest around 03:00 UTC.
Rules of r/algotrading
The moderators of r/algotrading list 5 rules. In short:
- No Self-Promotion or Promotional Activity
- High Quality Questions Only
- Do Not Ask for Strategies
- Keep it Professional and Friendly
- No Gain / Loss (P/L) Porn
How to join
Open reddit.com/r/algotrading and press “Join”. Read the community rules in the sidebar before you post: every subreddit is run by its own volunteer moderators.
Frequently asked questions
How big is r/algotrading?
r/algotrading has 1,898,856 subscribers (Nov 2, 2026), which makes it the #583 safe-for-work subreddit in the SubMouse ranking. It added 9,061 members between Sep 19, 2026 and Nov 2, 2026.
How old is r/algotrading?
r/algotrading was created on Jun 17, 2012, so it has been around for 14 years.
How active is r/algotrading?
Moderately: r/algotrading gets about 11 new posts a day (average of the last four weeks). Over its lifetime the archive counts 58,333 posts and 532,639 comments. In a sample of 81 recent posts we counted 65 different authors.
When is r/algotrading most active?
Based on post counts from Oct 29, 2026 to Nov 4, 2026, the busiest day was Thursday and the quietest Friday, and most posts arrive around 22:00 UTC, with the fewest around 03:00 UTC. More posts also means more competition, so a quieter hour can help a post get noticed.
What is r/algotrading about?
The community describes itself as: “A place for redditors to discuss quantitative trading, statistical methods, econometrics, programming, implementation, automated strategies, and bounce ideas off each other for constructive criticism. Feel free to submi…” Recent post titles often mention trading, strategy, month, paper and strategies. Most posts are text posts (74%).
Is r/algotrading safe for work?
Yes. Reddit does not mark r/algotrading as an 18+ (NSFW) community. SubMouse lists safe-for-work subreddits only.
How do I post on r/algotrading?
Join the community on Reddit first, then use “Create post”. r/algotrading accepts both text and link posts, with images, videos and galleries enabled. It has 5 posted rules, starting with: “No Self-Promotion or Promotional Activity”; “High Quality Questions Only”; “Do Not Ask for Strategies”. Moderators remove posts that break the rules, so read them in the sidebar before posting.
Which communities are like r/algotrading?
Communities with similar topics include r/programming (6.9M), r/PokemonTCG (1.4M), r/stocks (9.4M), r/ethtrader (2.4M) and r/notinteresting (1.4M).
Stats from public data (data updated Nov 2, 2026; activity, rules and archive totals via the Arctic Shift archive, Nov 6, 2026). Point and comment counts are archive snapshots and can be lower than on Reddit today. SubMouse is an independent directory and is not affiliated with Reddit or the moderators of r/algotrading.