Richard K Prins - Net Worth and Insider Trading
Richard K Prins Net Worth
The estimated net worth of Richard K Prins is at least $923,611 dollars as of 2025-05-04. Richard K Prins is the Director of Amphastar Pharmaceuticals Inc and owns about 30,061 shares of Amphastar Pharmaceuticals Inc (AMPH) stock worth over $736,495. Richard K Prins is also the Director of IGC Pharma Inc and owns about 620,000 shares of IGC Pharma Inc (IGC) stock worth over $187,116. Details can be seen in Richard K Prins'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 Richard K Prins has not made any transactions after 2024-12-09 and currently still holds the listed stock(s). Please note that this estimate may not reflect the actual net worth.

Transaction Summary of Richard K Prins
Richard K Prins Insider Ownership Reports
Based on ownership reports from SEC filings, as the reporting owner, Richard K Prins owns 2 companies in total, including Amphastar Pharmaceuticals Inc (AMPH) , and IGC Pharma Inc (IGC) .
Click here to see the complete history of Richard K Prins’s form 4 insider trades.
Insider Ownership Summary of Richard K Prins
Ticker | Company | Transaction Date | Type of Owner |
---|---|---|---|
AMPH | Amphastar Pharmaceuticals Inc | 2024-12-09 | director |
IGC | IGC Pharma Inc | 2021-03-09 | director |
Richard K Prins Latest Holdings Summary
Richard K Prins currently owns a total of 2 stocks. Among these stocks, Richard K Prins owns 30,061 shares of Amphastar Pharmaceuticals Inc (AMPH) as of December 9, 2024, with a value of $736,495 and a weighting of 79.74%. Richard K Prins also owns 620,000 shares of IGC Pharma Inc (IGC) as of March 9, 2021, with a value of $187,116 and a weighting of 20.26%.
Latest Holdings of Richard K Prins
Ticker | Company | Latest Transaction Date | Shares Owned | Current Price ($) | Current Value ($) |
---|---|---|---|---|---|
AMPH | Amphastar Pharmaceuticals Inc | 2024-12-09 | 30,061 | 24.50 | 736,495 |
IGC | IGC Pharma Inc | 2021-03-09 | 620,000 | 0.30 | 187,116 |
Holding Weightings of Richard K Prins
Richard K Prins Form 4 Trading Tracker
According to the SEC Form 4 filings, Richard K Prins has made a total of 14 transactions in Amphastar Pharmaceuticals Inc (AMPH) over the past 5 years, including 0 buys and 14 sells. The most-recent trade in Amphastar Pharmaceuticals Inc is the sale of 10,000 shares on December 9, 2024, which brought Richard K Prins around $437,700.
According to the SEC Form 4 filings, Richard K Prins has made a total of 3 transactions in IGC Pharma Inc (IGC) over the past 5 years, including 0 buys and 3 sells. The most-recent trade in IGC Pharma Inc is the sale of 50,000 shares on March 9, 2021, which brought Richard K Prins around $87,500.
Insider Trading History of Richard K Prins
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Richard K Prins Trading Performance
Richard K Prins Ownership Network
Ownership Network List of Richard K Prins
Ownership Network Relation of Richard K Prins

Richard K Prins Owned Company Details
What does Amphastar Pharmaceuticals Inc do?
Who are the key executives at Amphastar Pharmaceuticals Inc?
Richard K Prins is the director of Amphastar Pharmaceuticals Inc. Other key executives at Amphastar Pharmaceuticals Inc include CFO & SVP & Treasurer William J Peters , EVP & Production Rong Zhou , and SVP Corp Admin Center Yakob Liawatidewi .
Amphastar Pharmaceuticals Inc (AMPH) Insider Trades Summary
Over the past 18 months, Richard K Prins made 5 insider transaction in Amphastar Pharmaceuticals Inc (AMPH) with a net sale of 41,101. Other recent insider transactions involving Amphastar Pharmaceuticals Inc (AMPH) include a net sale of 11,500 shares made by Floyd F. Petersen , a net sale of 102,921 shares made by William J Peters , and a net sale of 36,723 shares made by Rong Zhou .
In summary, during the past 3 months, insiders sold 6,231 shares of Amphastar Pharmaceuticals Inc (AMPH) in total and bought 0 shares, with a net sale of 6,231 shares. During the past 18 months, 561,145 shares of Amphastar Pharmaceuticals Inc (AMPH) were sold and 0 shares were bought by its insiders, resulting in a net sale of 561,145 shares.
Amphastar Pharmaceuticals Inc (AMPH)'s detailed insider trading history can be found in Insider Trading Tracker table.
Amphastar Pharmaceuticals Inc Insider Transactions
Richard K Prins Mailing Address
Above is the net worth, insider trading, and ownership report for Richard K Prins. Currently GuruFocus does not have mailing address information for Richard K Prins.