Amphastar Pharmaceuticals Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

DB:29A Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
05 Sep 24	Sell€125,754	Floyd Petersen	Individual	3,000	€41.92
10 Jun 24	Sell€115,605	Floyd Petersen	Individual	3,000	€38.54
05 Mar 24	Sell€542,664	Michael Zasloff	Individual	12,500	€43.73
17 Nov 23	Sell€205,257	Richard Prins	Individual	4,000	€51.31
14 Nov 23	Sell€212,694	Gayle Deflin	Individual	4,163	€51.09
13 Nov 23	Sell€245,411	Richard Prins	Individual	5,000	€49.08

Insider Trading Volume

Insider Buying: 29A insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of 29A?
Owner Type	Number of Shares	Ownership Percentage
State or Government	19,614	0.0403%
General Public	2,412,381	4.96%
Individual Insiders	4,133,737	8.49%
Private Companies	6,827,679	14%
Institutions	35,282,411	72.5%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 74.3% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
14%	Applied Physics & Chemistry Laboratories, Inc.	6,827,679	€312.4m	0%	no data
12.2%	BlackRock, Inc.	5,942,524	€271.9m	-2.25%	no data
5.49%	The Vanguard Group, Inc.	2,672,862	€122.3m	-2.24%	no data
5.01%	Yongfeng Zhang	2,437,948	€111.6m	4.28%	no data
4%	Federated Hermes, Inc.	1,944,800	€89.0m	-6.37%	0.23%
3.48%	TD Asset Management, Inc.	1,691,569	€77.4m	67.4%	0.06%
3.33%	Neuberger Berman Investment Advisers LLC	1,622,609	€74.2m	-2.24%	0.06%
3.14%	State Street Global Advisors, Inc.	1,529,536	€70.0m	1.01%	no data
2.61%	Fuller & Thaler Asset Management, Inc.	1,272,818	€58.2m	-0.11%	0.24%
2.36%	Ziping Luo	1,146,491	€52.5m	0%	no data
2.22%	Toronto-Dominion Bank, Banking Investments	1,078,852	€49.4m	35.1%	0.08%
2.2%	Dimensional Fund Advisors LP	1,070,275	€49.0m	-9.59%	0.01%
1.86%	Geode Capital Management, LLC	906,348	€41.5m	4.66%	no data
1.52%	American Century Investment Management Inc	740,408	€33.9m	19.7%	0.02%
1.52%	Millennium Management LLC	738,748	€33.8m	84.6%	0.03%
1.2%	T. Rowe Price Group, Inc.	583,906	€26.7m	-0.11%	no data
1.16%	Northern Trust Global Investments	564,123	€25.8m	0.6%	no data
1.1%	Renaissance Technologies LLC	537,700	€24.6m	-10.3%	0.04%
1.02%	Boone Capital Management LLC	495,089	€22.7m	-18.4%	5.73%
0.96%	Bessemer Investment Management LLC	466,228	€21.3m	17.8%	0.03%
0.85%	Invesco Capital Management LLC	414,574	€19.0m	13.1%	0.01%
0.82%	Granite Investment Partners, LLC	397,514	€18.2m	12.7%	0.77%
0.76%	Morgan Stanley, Investment Banking and Brokerage Investments	369,160	€16.9m	13.8%	no data
0.74%	Charles Schwab Investment Management, Inc.	359,222	€16.4m	0%	no data
0.73%	Mesirow Financial Investment Management, Inc.	353,447	€16.2m	0.9%	0.28%