Howard Hartenbaum

Current Holdings

10% or greater ownership
Security Holdings
Class A Common Stock 129,443 shares
10% or greater ownership
Security Holdings
Class A common stock 9,017,314 shares

Cumulative Trading

Graph Options

Select a company

Select stock types

This page tracks insider trading for Howard Hartenbaum, which means you can track and be informed when insider trading (i.e., insider trades) occurs. Trading stock is common amongst insiders, and the SEC requires stock trades (such as when individuals buy stock, sell stock, receive stock compensation, etc.) from insiders to be made publicly available. Some people follow the insider market to help them when investing in the stock market (e.g., when deciding whether to buy stocks). On this page, you will see stock trading that Howard Hartenbaum has engaged in since 2021. As shown above, Howard Hartenbaum has completed -$20,620,873 in total transactions, which were made available through the SEC Form 4, a regulatory filing that makes stock exchange data like this public knowledge.

Found 9 filings

Positive values indicate buys, negative values indicate sales.

Ticker Date Net Cash Net Shares Bought Cash Bought Shares Sold Cash Sold Shares
GTLB 2022-8-25 -$1,192,660 -18,453 $0 0 -$1,192,660 -18,453 SEC Filing
GTLB 2022-8-16 -$6,621,205 -2,699,036 $0 505,359 -$6,621,205 -3,204,395 SEC Filing
GTLB 2022-7-6 -$9,780,231 -2,774,585 $0 427,358 -$9,780,231 -3,201,943 SEC Filing
PUBM 2021-12-31 $0 -20,000 $0 0 $0 -20,000 SEC Filing
PUBM 2021-11-15 $0 107,302 $0 2,107,302 $0 -2,000,000 SEC Filing
PUBM 2021-11-10 -$787,002 -20,000 $0 0 -$787,002 -20,000 SEC Filing
PUBM 2021-8-24 -$1,456,054 -52,280 $0 0 -$1,456,054 -52,280 SEC Filing
PUBM 2021-8-16 $0 79,036 $0 1,579,136 $0 -1,500,100 SEC Filing
PUBM 2021-6-1 -$783,721 442,355 $0 2,079,748 -$783,721 -1,637,393 SEC Filing

The data shown here is based on historical filings with the SEC, and may contain slight inaccuracies.

This data excludes derivative holdings and transactions.

Additional data regarding trading activity for Howard Hartenbaum before the earliest date displayed on this page may exist, but is not shown here.