Cortina Asset Management’s Amphastar Pharmaceuticals AMPH Stock Holding History

Cortina Asset Management’s Portfolio AMPH Stock Details AMPH Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2019 Q2	$5.53M	Sell	261,771 -2,233	-0.8%	-$46.7K	0.34%	122
2019 Q1	$5.39M	Sell	264,004 -69,479	-21%	-$1.56M	0.34%	124
2018 Q4	$6.64M	Sell	333,483 -18,687	-5%	-$368K	0.41%	91
2018 Q3	$6.78M	Sell	352,170 -40,126	-10%	-$715K	0.32%	117
2018 Q2	$5.99M	Buy	392,296 +130,604	+50%	+$2.28M	0.28%	136
2018 Q1	$4.91M	Buy	+261,692	New	+$4.92M	0.24%	164

Other funds holding AMPH

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

Cortina Asset Management's AMPH Position: Q2 2019 in Review

Cortina Asset Management reduced its Amphastar Pharmaceuticals (AMPH) stake by 0.85% in Q2 2019, selling an estimated $46.7K and leaving 261,771 shares worth $5.53M. The position accounts for 0.34% of the portfolio, ranked #122.

Cortina Asset Management first reported a position in AMPH in Q1 2018 and has held it in 6 quarters since. The position peaked at $6.78M in Q3 2018. 133 funds tracked by Wall St. Rank hold AMPH as of Q2 2019.

Cortina Asset Management held 261,771 shares of Amphastar Pharmaceuticals worth $5.53M as of Q2 2019.
Cortina Asset Management sold 2,233 Amphastar Pharmaceuticals shares in Q2 2019, an estimated $46.7K.
Amphastar Pharmaceuticals made up 0.34% of Cortina Asset Management's portfolio in Q2 2019, its #122 holding.
Cortina Asset Management first reported a position in Amphastar Pharmaceuticals in Q1 2018 and has held it in 6 quarters since.
Cortina Asset Management's Amphastar Pharmaceuticals position peaked at $6.78M in Q3 2018.
133 funds tracked by Wall St. Rank held Amphastar Pharmaceuticals as of Q2 2019.

Based on Cortina Asset Management's 13F filing for Q2 2019, filed 2 Jul 2019.