Summary
Latest filing:
Martin R. Dean has 1 SEC Form 4 filing on record, dated 14 August 2026.
Trading pattern
InsiderAlpha's records for Martin R. Dean go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No recorded transaction carries a Rule 10b5-1 plan flag. An absent flag does not establish whether a transaction was pre-arranged or discretionary.
Most active insiders across the market
Martin R. Dean has no co-filers on record, so these are insiders with the largest open-market activity across the market in the last 90 days.
- August J. Troendle - $190.85M in MEDP purchases and sales in the last 90 days
- Mauad Bruno Sousa - $189.07M in AUGO purchases and sales in the last 90 days
- Nathan Blecharczyk - $188.66M in ABNB purchases and sales in the last 90 days
- Conifer Management, L.L.C. - $187.26M in GPI purchases and sales in the last 90 days
- David A. Duffield - $186.00M in WDAY purchases and sales in the last 90 days
- Control Empresarial de Capitales S.A. de C.V. - $177.80M in PBF purchases and sales in the last 90 days
More insiders (A-Z)
Browse nearby insider profiles in alphabetical order.
Frequently asked questions
Who is Martin R. Dean?
Martin R. Dean is a corporate insider. InsiderAlpha holds 1 primary Form 4 filing for them, the earliest from 2026, updated as new SEC EDGAR filings are processed.
When did Martin R. Dean last file a Form 4?
The only primary Form 4 on record is dated 14 August 2026.
Learn more
No Form 4 transactions on record for Martin R. Dean yet.
Filings appear here automatically as they arrive from SEC EDGAR.