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Show HN: OSS tool for testing out new trading thesis based on insider activity

Hacker News - Fri, 07/10/2026 - 10:34am

Created a tool that ingests form 4 for a universe of stocks you define. pulls it all into a database, cleans the data e.g. planned trade vs. discretionary trade and allows you to test different trading hypothesis based on insider activities. You can backtest the different trading ideas.

Some illustrative trading ideas are cluster buys for insiders, large purchases relative to historical buys, exercise and holding rather than immediately selling, etc...

I've also designed it in a way that it can automatically trade via Alpaca API. I'm currently testing some of my own ideas via their paper trading accounts. Some promising ideas so far, buts it's only been ~4 months of trading in a relative bull market.

It's all open source. I used Railway to host it which has some minimal costs but can also host locally.

Welcome any feedback or thoughts.

Comments URL: https://news.ycombinator.com/item?id=48860562

Points: 1

# Comments: 0

Categories: Hacker News

Tell HN: I De-Googled Myself

Hacker News - Fri, 07/10/2026 - 10:29am

I really enjoyed the old Google, the nerd Google, the "don’t be evil" Google... Google Reader, Android, GTalk, etc. It made communication with my friends much easier.

I had already been moving everything away from the Google ecosystem for about two years, but Google Photos was the hardest part because it contained so many memories that I wouldn’t risk losing.

The final straw was when I accidentally subscribed to Google One with AI, which costs much more than simple additional storage. It’s not that much money for me, but when I found out I couldn’t downgrade, it became a matter of principle to do a Google Takeout of my photos and create a script to import them into Apple Photos (which is also not a nice company, none of them really are) without losing metadata.

I also moved them to Backblaze, where I have already had backups for more than five years, and to add even more redundancy, I backed them up to BorgBase using Borgmatic.

De-Googled! Now all my photos and videos are in the palm of my hand (~238 GB). My email client is not bloated. Well, assuming Apple doesn’t decide to shove AI down our throats in Apple Mail.

The only Google service I still pay for is YouTube. In exchange, I get zero unbearable ads, many of which promote illegal things like gambling websites. My ad blocker solves the problem on my computer, but on TV the situation is much harder, and I’m old enough to spend my time constantly finding ways around this stuff.

Comments URL: https://news.ycombinator.com/item?id=48860494

Points: 3

# Comments: 0

Categories: Hacker News

Goodbye Substack, Hello Tuhat

Hacker News - Fri, 07/10/2026 - 10:25am
Categories: Hacker News

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