Insider Trading

Mary Z. Luo Net Worth

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Last Updated: 6 days ago

Mary Z. Luo has an estimated net worth of at least $61.0 million*, as of Jan. 1, 2025. They own 1.1 million shares of AMPH stock. They have sold 351,186 shares of AMPH stock since 2021, for an estimated $20.0 million.

Mary Z. Luo $AMPH SEC Form 4 Insider Trading

Mary Z. Luo has filed a total of 14 insider trades in $AMPH since 2021. Their most recent trade was a sale of 78,236 shares, made on Jan 10, 2024. Their largest trade was a sale of 78,236 shares, made on Jan 10, 2024. We estimate that they now own 1.1 million shares of $AMPH, worth an estimated $41.0 million.



Insider Trading at $AMPH

There have been a total of 170 insider trades reported at $AMPH since 2021, with 0 shares purchased and 1.6 million shares sold. The most active insider traders in $AMPH stock have been William J Peters, Mary Z. Luo, and Rong Zhou. The most recent trade was a sale of 7,000 shares reported by Rong Zhou (SENIOR EVP, PRODUCTION CENTER), made on Dec 12, 2024.



History of Insider Stock Trades by Mary Z. Luo

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
AMPH Sale 78,236 Jan 10, 2024 Jan. 11, 2024, 5:37 p.m.
AMPH Sale 50,514 Jan 10, 2024 Jan. 11, 2024, 5:37 p.m.
AMPH Sale 920 Jan 10, 2024 Jan. 11, 2024, 5:37 p.m.
AMPH Sale 1,716 Jan 10, 2024 Jan. 11, 2024, 5:37 p.m.
AMPH Sale 4,261 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 1,663 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 2,152 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 18,858 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 31,764 Jan 09, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 3,714 Jan 09, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 50,678 Jan 09, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 41,282 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 37,865 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.
AMPH Sale 27,563 Jan 08, 2024 Jan. 10, 2024, 7:27 p.m.




$AMPH Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.