
Finviz Insider Trading
Sec Form 4
InsiderMonkey Screener
MarketChameleon Insider Trades Screener
Insider Tracking
FinViz
Gurufocus Insider
OpenInsider is an SEC Form 4 insider screener that allows you to monitor the insider trading filings for insider buying and selling.

DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.

Which is more popular?
Based on our record, OpenInsider seems to be more popular. It has been mentioned 55 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | openinsider.com | devtoolstack.io |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of DeveloperToolStack yet.
Walkthroughs and reviews on video.
I USED OPENINSIDER TO SEE WHAT RICH PEOPLE BUY !
No DeveloperToolStack videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using OpenInsider and DeveloperToolStack. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


That said, you can verify my math with the share ownership from the most recent 10K-A, Jason Hope's last Form 13, the open short interest listed on Nasdaq.com, and the daily volume from ChartExchange. If you don't know about volume &... Source: about 3 years ago
Not for finding the next NVDA, but this is a cool website http://openinsider.com/. Source: over 3 years ago
I've been buying a little bit of any regional bank that's down if they show up on openinsider.com with a recent cluster of insider buying. I figure their CFO knows best. Source: over 3 years ago
Tracking DeveloperToolStack since Aug 2026.
When comparing OpenInsider and DeveloperToolStack, you can also consider the following products.
Finviz Insider Trading platform allows you to perform trades, investments, and transactions in the company’s stock shares.
Compare Finviz Insider Trading to OpenInsider or DeveloperToolStack:

A collection of developer tools in one place in your browser
Compare DevTools Advanced to OpenInsider or DeveloperToolStack:

Sec Form 4 is a real-time insider data providing platform that shows insider trades, transactions, buying, and selling data.
Compare Sec Form 4 to OpenInsider or DeveloperToolStack:

Free, no-signup developer tools for technical SEO: robots.txt, sitemap.xml and .htaccess generators, plus practical guides. Everything runs in your browser.
Compare FullStackToolkit to OpenInsider or DeveloperToolStack:

InsiderMonkey Screener provides a real-time resource for insider trading and hedge funds.
Compare InsiderMonkey Screener to OpenInsider or DeveloperToolStack:

Free, no-signup calculators for the money side of building software and freelancing
Compare DevFinanceTools to OpenInsider or DeveloperToolStack: