AJO, LP - AMPHASTAR PHARMACEUTICALS IN ownership

AMPHASTAR PHARMACEUTICALS IN's ticker is AMPH and the CUSIP is 03209R103. A total of 136 filers reported holding AMPHASTAR PHARMACEUTICALS IN in Q3 2020. The put-call ratio across all filers is 5.39 and the average weighting 0.0%.

Quarter-by-quarter ownership
AJO, LP ownership history of AMPHASTAR PHARMACEUTICALS IN
ValueSharesWeighting
Q3 2020$2,009,000
-13.4%
107,182
+3.8%
0.02%0.0%
Q2 2020$2,319,000103,2750.02%
Other shareholders
AMPHASTAR PHARMACEUTICALS IN shareholders Q3 2020
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