Carl A Siebel - Net Worth and Insider Trading
Carl A Siebel Net Worth
The estimated net worth of Carl A Siebel is at least $15 Million dollars as of 2025-04-29. Carl A Siebel is the Director of AptarGroup Inc and owns about 100,000 shares of AptarGroup Inc (ATR) stock worth over $15 Million. Details can be seen in Carl A Siebel's Latest Holdings Summary section.
Disclaimer: The insider information is derived from SEC filings. The estimated net worth is based on the final shares held after open market or private purchases and sales of common stock with a transaction code of "P" or "S" on Form 4, assuming that Carl A Siebel has not made any transactions after 2010-02-17 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Carl A Siebel
Carl A Siebel Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Carl A Siebel owns 1 companies in total, including AptarGroup Inc (ATR) .
Click here to see the complete history of Carl A Siebel’s form 4 insider trades.
Insider Ownership Summary of Carl A Siebel
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
ATR | AptarGroup Inc | 2010-02-17 | director & President and CEO |
Carl A Siebel Latest Holdings Summary
Carl A Siebel currently owns a total of 1 stock. Carl A Siebel owns 100,000 shares of AptarGroup Inc (ATR) as of February 17, 2010, with a value of $15 Million.
Latest Holdings of Carl A Siebel
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
ATR | AptarGroup Inc | 2010-02-17 | 100,000 | 149.70 | 14,970,000 |
Holding Weightings of Carl A Siebel
Carl A Siebel Form 4 Trading Tracker
According to the SEC Form 4 filings, Carl A Siebel has made a total of 0 transactions in AptarGroup Inc (ATR) over the past 5 years. The most-recent trade in AptarGroup Inc is the sale of 160,000 shares on February 17, 2010, which brought Carl A Siebel around $6 Million.
Insider Trading History of Carl A Siebel
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Carl A Siebel Trading Performance
Carl A Siebel Ownership Network
Ownership Network List of Carl A Siebel
Ownership Network Relation of Carl A Siebel

Carl A Siebel Owned Company Details
What does AptarGroup Inc do?
Who are the key executives at AptarGroup Inc?
Carl A Siebel is the director & President and CEO of AptarGroup Inc. Other key executives at AptarGroup Inc include EVP and General Counsel Kimberly Chainey , Segment President Marc Prieur , and director & President and CEO Stephan B. Tanda .
AptarGroup Inc (ATR) Insider Trades Summary
Over the past 18 months, Carl A Siebel made no insider transaction in AptarGroup Inc (ATR). Other recent insider transactions involving AptarGroup Inc (ATR) include a net sale of 14,752 shares made by Marc Prieur , a net sale of 7,566 shares made by Monnas Giovanna Kampouri , and a net sale of 94,000 shares made by Stephan B. Tanda .
In summary, during the past 3 months, insiders sold 0 shares of AptarGroup Inc (ATR) in total and bought 0 shares, with a net sale of 0 shares. During the past 18 months, 191,239 shares of AptarGroup Inc (ATR) were sold and 0 shares were bought by its insiders, resulting in a net sale of 191,239 shares.
AptarGroup Inc (ATR)'s detailed insider trading history can be found in Insider Trading Tracker table.
AptarGroup Inc Insider Transactions
Carl A Siebel Mailing Address
Above is the net worth, insider trading, and ownership report for Carl A Siebel. Currently GuruFocus does not have mailing address information for Carl A Siebel.