Palo Alto Investors LP - AMAG PHARMACEUTICALS INC ownership

AMAG PHARMACEUTICALS INC's ticker is AMAG and the CUSIP is 00163U106. A total of 191 filers reported holding AMAG PHARMACEUTICALS INC in Q3 2017. The put-call ratio across all filers is 3.11 and the average weighting 0.1%.

Quarter-by-quarter ownership
Palo Alto Investors LP ownership history of AMAG PHARMACEUTICALS INC
ValueSharesWeighting
Q3 2020$28,236,000
+24.7%
3,003,875
+1.5%
1.55%
+14.1%
Q2 2020$22,641,000
+22.0%
2,959,587
-1.4%
1.36%
-12.5%
Q1 2020$18,557,000
-49.9%
3,002,748
-1.4%
1.55%
-23.8%
Q4 2019$37,050,000
+4.2%
3,044,374
-1.1%
2.04%
-13.9%
Q3 2019$35,561,000
+5.5%
3,078,874
-8.8%
2.37%
+44.5%
Q2 2019$33,721,000
-23.5%
3,375,506
-1.3%
1.64%
-10.8%
Q1 2019$44,066,000
-14.2%
3,421,306
+1.2%
1.84%
-32.8%
Q4 2018$51,350,000
-24.0%
3,380,5060.0%2.73%
+0.0%
Q3 2018$67,610,000
+3.8%
3,380,506
+1.2%
2.73%
+5.0%
Q2 2018$65,146,000
-3.2%
3,340,8060.0%2.60%
-9.6%
Q1 2018$67,317,000
+45.4%
3,340,806
-4.4%
2.88%
+44.5%
Q4 2017$46,285,000
-27.1%
3,493,220
+1.5%
1.99%
-25.5%
Q3 2017$63,491,000
+3.2%
3,441,233
+2.9%
2.67%
-6.9%
Q2 2017$61,541,000
-18.4%
3,344,6200.0%2.87%
-19.4%
Q1 2017$75,421,000
-35.2%
3,344,6200.0%3.56%
-46.3%
Q4 2016$116,393,000
+42.7%
3,344,620
+0.5%
6.64%
+40.2%
Q3 2016$81,538,000
+4.1%
3,326,720
+1.6%
4.74%
-19.9%
Q2 2016$78,295,000
+15.1%
3,273,220
+12.6%
5.91%
+12.0%
Q1 2016$68,005,000
-20.6%
2,906,194
+2.5%
5.28%
+10.8%
Q4 2015$85,613,000
-22.4%
2,835,792
+2.1%
4.76%
-10.2%
Q3 2015$110,346,000
-27.1%
2,777,392
+26.7%
5.31%
-21.2%
Q2 2015$151,389,000
+26.6%
2,192,141
+0.2%
6.73%
+13.9%
Q1 2015$119,544,000
+40.7%
2,187,041
+9.7%
5.91%
+18.5%
Q4 2014$84,993,000
+65.0%
1,994,200
+23.5%
4.99%
+29.6%
Q3 2014$51,520,000
+54.0%
1,614,5360.0%3.85%
+54.5%
Q2 2014$33,453,000
-46.5%
1,614,536
-50.0%
2.49%
-3.6%
Q1 2014$62,482,000
+46.1%
3,229,072
+83.3%
2.58%
-35.2%
Q4 2013$42,765,000
+16.1%
1,761,332
+2.7%
3.99%
+3.3%
Q3 2013$36,836,000
-1.5%
1,715,377
+2.1%
3.86%
-12.5%
Q2 2013$37,399,0001,680,8714.41%
Other shareholders
AMAG PHARMACEUTICALS INC shareholders Q3 2017
NameSharesValueWeighting ↓
HealthInvest Partners AB 520,000$15,699,0007.39%
Palo Alto Investors LP 2,835,792$85,613,0004.76%
Opaleye Management Inc. 150,000$4,529,0001.89%
Engaged Capital LLC 61,425$1,854,0001.15%
IRONWOOD INVESTMENT MANAGEMENT LLC 91,400$2,759,0001.14%
Endurant Capital Management LP 111,180$3,357,0001.12%
AlphaOne Investment Services, LLC 86,817$2,621,0000.94%
ASHFORD CAPITAL MANAGEMENT INC 127,625$3,853,0000.91%
ARDSLEY ADVISORY PARTNERS LP 205,000$6,189,0000.81%
STELLIAM INVESTMENT MANAGEMENT, LP 685,000$20,680,0000.62%
View complete list of AMAG PHARMACEUTICALS INC shareholders