Calderon Ruben — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Calderon Ruben is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market purchases: $29K.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2025-12-10JFBJFB Construction HoldingsP — Open-market purchase1.6K$18.72$29K
2025-06-30JFBJFB Construction HoldingsA — Grant or award25.0K$0.00

Frequently Asked Questions

Who is Calderon Ruben?

Calderon Ruben is a corporate insider — currently tracked as Chief Financial Officer. InsiderAlpha tracks every SEC Form 4 filing in real time.

Has Calderon Ruben been buying or selling stock?

Recorded transactions: 1 open-market purchases ($29K) and 0 open-market sales () across all tracked filings.

Where can I see all of Calderon Ruben's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

Open the live Calderon Ruben profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.