Updated: May 19, 2026

Mortimer Berkowitz III

ATECAlphatec Holdings, Inc.SEC CIK: 0001364333
Estimated Net Worth
$619 Million
Last Updated: May 19, 2026 11:31 PM EST

Transaction Summary

Total Transactions26
Buy-Sell Ratio2.13
Buy Transactions17
Sell Transactions8

Transaction Volume

Total Volume$67.11M
Net Volume-$23M
Buy Volume$22.05M
Sell Volume$45.05M

Trade Analysis

AVG Trade Size$2.58M
Largest Trade$43.7M
Most Active MonthJun
Most Active Year2006

Trading Sentiment

OverallBearish
Recent TradeSelling
Last 90 Days0 Trades
ConvictionNone

Net Worth & Trading Activity Over Time

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Monthly Trading Pattern

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Past Insider Trading and Trends

Mortimer Berkowitz III has an estimated net worth of $619 Million. This is based on reported shares in Alphatec Holdings, Inc..



2006 was Mortimer Berkowitz III's most active year for acquiring shares with 9 total transactions. Mortimer Berkowitz III's most active month to acquire stocks was the month of May. 2018 was Mortimer Berkowitz III's most active year for disposing of shares, totalling 4 transactions. Mortimer Berkowitz III's most active month to dispose stocks was the month of May. 2009 saw Mortimer Berkowitz III paying a total of $9,999,997.78 for 3,937,007 shares, this is the most they've acquired in one year. In 2010 Mortimer Berkowitz III cashed out on 9,200,000 shares for a total of $43,700,000.00, their largest year based on trade value.

Holdings & Transactions

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