Last updated: 11 June 2024 at 6:42pm EST

Jack Zhang Net Worth




The estimated Net Worth of Jack Y.Luo Mary Z. Zhang is at least $135 Million dollars as of 10 June 2024. Mr. Zhang owns over 100,000 units of Amphastar Pharmaceuticals Inc stock worth over $114,187,279 and over the last 10 years he sold AMPH stock worth over $14,540,770. In addition, he makes $5,969,740 as President, Chief Executive Officer, Chief Scientific Officer, and Director at Amphastar Pharmaceuticals Inc.

Mr. Zhang AMPH stock SEC Form 4 insiders trading

Jack has made over 22 trades of the Amphastar Pharmaceuticals Inc stock since 2015, according to the Form 4 filled with the SEC. Most recently he exercised 100,000 units of AMPH stock worth $1,469,000 on 10 June 2024.

The largest trade he's ever made was exercising 1,032,976 units of Amphastar Pharmaceuticals Inc stock on 15 March 2024 worth over $12,870,881. On average, Jack trades about 152,152 units every 80 days since 2015. As of 10 June 2024 he still owns at least 2,533,554 units of Amphastar Pharmaceuticals Inc stock.

You can see the complete history of Mr. Zhang stock trades at the bottom of the page.





Jack Zhang biography

Jack Yongfeng Zhang serves as President, Chief Executive Officer, Chief Scientific Officer, Director of the Company. Dr. Zhang co-founded our company in 1996 and has served as our Chief Executive Officer and a member of our board of directors since our inception and as our President from 1996 until June 2013. Dr. Zhang has also served as our Chief Scientific Officer since 2005. Dr. Zhang co-founded APCL, a full service chemical analytical laboratory, in May 1989, where he held the position of President until October 2002. Dr. Zhang is named as the inventor on several U.S. and foreign patents. He received a Ph.D. in chemistry from the State University of New York at Stony Brook and was a Post Doctoral Research Associate at the California Institute of Technology.

What is the salary of Jack Zhang?

As the President, Chief Executive Officer, Chief Scientific Officer, and Director of Amphastar Pharmaceuticals Inc, the total compensation of Jack Zhang at Amphastar Pharmaceuticals Inc is $5,969,740. There are no executives at Amphastar Pharmaceuticals Inc getting paid more.



How old is Jack Zhang?

Jack Zhang is 73, he's been the President, Chief Executive Officer, Chief Scientific Officer, and Director of Amphastar Pharmaceuticals Inc since 2020. There are 4 older and 12 younger executives at Amphastar Pharmaceuticals Inc. The oldest executive at Amphastar Pharmaceuticals Inc is Richard Koo, 79, who is the Independent Director.

Insiders trading at Amphastar Pharmaceuticals Inc

Over the last 10 years, insiders at Amphastar Pharmaceuticals Inc have traded over $72,457,295 worth of Amphastar Pharmaceuticals Inc stock and bought 66,100 units worth $921,987 . The most active insiders traders include Jack Y.Luo Mary Z. Zhang, Richard K Prins, and William J Peters. On average, Amphastar Pharmaceuticals Inc executives and independent directors trade stock every 11 days with the average trade being worth of $1,459,051. The most recent stock trade was executed by Floyd F. Petersen on 5 September 2024, trading 3,000 units of AMPH stock currently worth $139,410.



What does Amphastar Pharmaceuticals Inc do?

amphastar pharmaceuticals, inc., headquartered in rancho cucamonga, california, established in 1996, is a recognized specialty pharmaceutical company that uses state-of-the-art, cgmp compliant facilities to develop, manufacture, and market injectable and inhalation products. in addition to the corporate headquarters, amphastar has five manufacturing facilities located in the united states, china and europe along with a state-of-the-art new drug research center. amphastar and its subsidiaries each have their own distinct focus that they skillfully bring together to meet the varied needs of the pharmaceutical industry. we currently produce approximately 15 injectable products while we continue to develop a portfolio of generic and branded products that target large markets with high technical barriers to entry. amphastar’s long-standing relationship with the major group purchasing organizations and drug wholesalers in the u.s. enables it to establish significant market share upon the int



What does Amphastar Pharmaceuticals Inc's logo look like?

Amphastar Pharmaceuticals Inc logo

Complete history of Mr. Zhang stock trades at Amphastar Pharmaceuticals Inc

Date
#
Company
Insider
Trans.
Transaction
Shares Price per share Total value Shares after Source
10 Jun 2024 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 100,000 $14.69 $1,469,000
10 Jun 2024
2,533,554
15 Mar 2024 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 1,032,976 $12.46 $12,870,881
15 Mar 2024
1,439,466
20 May 2022 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 10,650 $34.21 $364,337
20 May 2022
2,104,143
18 May 2022 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 108,776 $34.00 $3,698,384
18 May 2022
2,114,793
16 May 2022 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 118,445 $35.75 $4,234,409
16 May 2022
2,223,569
15 Mar 2019 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 739,520 $15.84 $11,713,997
15 Mar 2019
1,591,443
14 Dec 2018 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 43,577 $20.48 $892,457
14 Dec 2018
2,072,317
11 Dec 2018 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 133,915 $21.29 $2,851,050
11 Dec 2018
7,327,679
2 Jul 2018 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 506,336 $12.02 $6,086,159
2 Jul 2018
1,532,674
15 May 2018 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Buy 40,000 $16.07 $642,800
15 May 2018
2,080,619
15 Dec 2017 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 1,012,675 $12.02 $12,172,354
15 Dec 2017
1,636,469
13 Nov 2017 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 506,337 $12.02 $6,086,171
13 Nov 2017
1,263,378
13 Sep 2017 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 315,619 $11.53 $3,639,087
13 Sep 2017
1,197,337
23 May 2017 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 647,343 $11.51 $7,450,918
23 May 2017
1,058,705
20 Sep 2016 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 444,199 $16.75 $7,440,333
20 Sep 2016
934,089
9 Dec 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 63,300 $14.25 $902,025
9 Dec 2015
7,461,594
4 Dec 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 68,117 $14.71 $1,002,001
4 Dec 2015
7,524,894
1 Dec 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Sale 38,583 $15.45 $596,107
1 Dec 2015
7,593,011
17 Aug 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 16,962 $12.97 $219,997
17 Aug 2015
670,147
15 Jun 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 50,061 $12.97 $649,291
15 Jun 2015
961,697
5 Jun 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 176,860 $12.97 $2,293,874
5 Jun 2015
703,889
27 Mar 2015 Jack Y.Luo Mary Z. Zhang
CEO, CHIEF SCIENTIFIC OFFICERCOO, Chief Scientist, and Chairman
Option 216,117 $12.97 $2,803,037
27 Mar 2015
699,324


Amphastar Pharmaceuticals Inc executives and stock owners

Amphastar Pharmaceuticals Inc executives and other stock owners filed with the SEC include: