D.A. DAVIDSON & CO. - AMPHASTAR PHARMACEUTICALS IN ownership

AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 119 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q1 2017. The put-call ratio across all filers is 1.48 and the average weighting 0.0%.

Quarter-by-quarter ownership
D.A. DAVIDSON & CO. ownership history of AMPHASTAR PHARMACEUTICALS IN
ValueSharesWeighting
Q3 2023$1,233,866
-28.2%
26,829
-10.2%
0.01%
-27.8%
Q2 2023$1,717,606
+1.6%
29,887
-33.7%
0.02%
-5.3%
Q1 2023$1,690,275
+23.3%
45,074
-7.8%
0.02%
+18.8%
Q4 2022$1,370,486
-0.6%
48,911
-0.4%
0.02%
-11.1%
Q3 2022$1,379,000
-21.2%
49,090
-2.5%
0.02%
-18.2%
Q2 2022$1,751,000
-4.6%
50,339
-1.6%
0.02%
+10.0%
Q1 2022$1,836,000
+3364.2%
51,134
+1604.5%
0.02%
+1900.0%
Q2 2017$53,000
+15.2%
3,000
-5.5%
0.00%0.0%
Q1 2017$46,000
-72.1%
3,175
-64.6%
0.00%
-75.0%
Q4 2016$165,000
-2.9%
8,9750.0%0.00%0.0%
Q3 2016$170,000
+18.1%
8,9750.0%0.00%0.0%
Q2 2016$144,000
+26.3%
8,975
-5.8%
0.00%0.0%
Q1 2016$114,000
-6.6%
9,525
+10.4%
0.00%0.0%
Q4 2015$122,000
+2340.0%
8,625
+1816.7%
0.00%
Q3 2015$5,000
-28.6%
4500.0%0.00%
Q2 2015$7,0004500.00%
Other shareholders
AMPHASTAR PHARMACEUTICALS IN shareholders Q1 2017
NameSharesValueWeighting ↓
EAM Investors, LLC 173,018$3,187,0000.42%
GLOBEFLEX CAPITAL L P 50,686$934,0000.23%
KALMAR INVESTMENTS INC /DE/ 240,648$4,433,0000.23%
ESSEX INVESTMENT MANAGEMENT CO LLC 63,661$1,173,0000.19%
OBERWEIS ASSET MANAGEMENT INC/ 27,200$501,0000.15%
Invictus RG 11,950$220,0000.15%
ACADIAN ASSET MANAGEMENT LLC 1,502,151$27,668,0000.13%
FOX RUN MANAGEMENT, L.L.C. 12,600$232,0000.12%
Piermont Capital Management Inc. 26,153$482,0000.11%
FEDERATED HERMES, INC. 1,344,684$24,769,0000.07%
View complete list of AMPHASTAR PHARMACEUTICALS IN shareholders