Berkowitz Mortimer III — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Berkowitz Mortimer III has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $998K.

Profile

Berkowitz Mortimer III
RoleInsider
Notability20/100

Board memberships

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-12ATECAlphatec Holdings, Inc.A — Grant or award32.0K$0.00
2025-09-09ATECAlphatec Holdings, Inc.S — Open-market sale62.5K$15.97$998K

Companies — Last 90 Days

Frequently Asked Questions

Who is Berkowitz Mortimer III?

Berkowitz Mortimer III is a corporate insider — currently tracked as Insider of Alphatec Holdings, Inc. (ATEC). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Berkowitz Mortimer III submitted recently?

1 primary Form 4 filings in the last 90 days, covering 1 company.

Has Berkowitz Mortimer III been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 1 open-market sales ($998K) across all tracked filings.

Where can I see all of Berkowitz Mortimer III'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

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