John M Siebert

Current Holdings

Director
Security Holdings
Common Stock 87,943 shares

Cumulative Trading

This page tracks insider trading for John M Siebert, 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 John M Siebert has engaged in since 2021. As shown above, John M Siebert has completed $194,700 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 4 filings

Positive values indicate buys, negative values indicate sales.

Ticker Date Net Cash Net Shares Bought Cash Bought Shares Sold Cash Sold Shares
SUPN 2024-2-23 $0 3,886 $0 3,886 $0 0 SEC Filing
SUPN 2023-2-22 $0 3,882 $0 3,882 $0 0 SEC Filing
SUPN 2022-2-19 $0 4,222 $0 4,222 $0 0 SEC Filing
SUPN 2021-8-11 $194,700 15,000 $194,700 15,000 $0 0 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 John M Siebert before the earliest date displayed on this page may exist, but is not shown here.