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) — 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… A recent sample averaged 11 posts a day (~74% text, ~14% gallery, ~10% image). Its public rules 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; rules can change. Common flairs include: Data, Strategy, Infrastructure, Other/Meta.
The community was created on Jun 17, 2012, which makes it 14 years old. Since Nov 2, 2026, it has gained 872 subscribers (+0.05%). It sits just behind r/AmazonPrimeVideo (#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 9, 2026, r/algotrading went up from 1,889,795 to 1,899,728 subscribers (+9.9K, +0.53%). That is about 195 new members per day. The chart shows 10 weekly subscriber counts.
Top posts on r/algotrading this week
The most upvoted posts of the past seven days, in the order Reddit ranks them (collected Nov 7, 2026).
- there is no alpha on any big marketsu/TrashFisher1337 · Nov 3 · text post
- XAUUSD 1min TF Scalper $1k to $1.97m in 10 month backtestu/pzistance · Nov 4 · gallery
- I went quiet for a while. Here's what happened. I tested, 55 trading strategies properly, and almost all of them failed.u/AlgonikHQ · Nov 1 · text post
- First full month live with my own breakout strategyu/Stonk_owner · Nov 1 · image
- 🩸 SPY -3%, QQQ: -6.1%. 1-minute new lows ran past 4,000!!!u/jtm_ind · Nov 5 · image
- I tested a Bitcoin trading bot that skips trades when ETH moves the other way. All 100 versions were profitable in simulation.u/woztrades · Nov 3 · text post
- Built a custom Rust HFT engine (2.66 Sharpe). How do I properly stress-test profitability before scaling?u/Fearless-Celery3392 · Nov 2 · text post
- I tested 748 crypto trading strategies and open-sourced the code and autopsy reports of the corpsesu/drykilo · Nov 3 · text post
- What is your simplest useful check against overfitting?u/Future-Plane340 · Oct 31 · text post
- Any viable momentum strategies?u/SFsports87 · Nov 4 · text post
All-time top posts
The highest-ranked posts in the history of r/algotrading, from 2019 to 2026, ranked by Reddit.
- The tax guy at H&R Block when I show up with 40 binders of paperwork because I ran a set of servers with 40 simultaneous scalping algos to execute 45.4 million trades in a year for a net profit of $1…u/Apprehensive-Donkey3 · Jan 7, 2022 · 1,811 points · 154 comments · image
- NEW RULE: Anyone found pumping stocks or bringing attention to individual tickers will be perma-banned. We are not WSB. This is an algo trading subreddit.u/finance_student · Jan 31, 2021 · text post
- Don't know if memes are allowed here but here it isJan 27, 2022 · 1,608 points · 179 comments · image
- Would anyone be interested in a beginner series of posts?u/TheDrugDiscoverer · Aug 10, 2020 · text post
- I made an algorithm to buy and sell ethereum based on graphics card prices throughout the day and it worked as well as you would expect it to. [Source code in the comments]u/cj6464 · Mar 29, 2021 · video
- Funny Story About my Trading Botu/14MTH30n3 · Mar 30, 2021 · text post
- Are you new here? Want to know where to start? Looking for resources? START HERE!u/finance_student · Mar 28, 2020 · 61 points · 2 comments · text post
- Some of my algotrading/trading book collectionu/Tacoslim · Aug 15, 2020 · image
- I created an algorithm that collected wallstreetbets posts and market data, and then utilized a machine learning model to try and calculate an edge of of WSB posts. It worked exactly how you expect i…u/cj6464 · Jan 11, 2022 · 1,087 points · 193 comments · video
- August P&L Fully Automatedu/Same_Definition5233 · Sep 5, 2026 · image
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 1,899,728 subscribers (Nov 9, 2026), which makes it the #583 safe-for-work subreddit in the SubMouse ranking. It added 9,933 members between Sep 19, 2026 and Nov 9, 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/stocks (9.4M), r/programming (6.9M) and r/interesting (2.2M).
Stats from public data (data updated Nov 9, 2026; activity, rules and archive totals via the Arctic Shift archive, Nov 6, 2026; top posts from Reddit’s public feeds). 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.