SABBY MANAGEMENT, LLC - ALNYLAM PHARMACEUTICALS INC ownership

ALNYLAM PHARMACEUTICALS INC's ticker is and the CUSIP is 02043Q907. A total of 3 filers reported holding ALNYLAM PHARMACEUTICALS INC in Q4 2017. The put-call ratio across all filers is - and the average weighting 0.4%.

Quarter-by-quarter ownership
SABBY MANAGEMENT, LLC ownership history of ALNYLAM PHARMACEUTICALS INC
ValueSharesWeighting
Q4 2017$11,955,000
-78.3%
941
-79.9%
1.09%
-69.7%
Q3 2017$54,985,000
+302.2%
4,680
+173.0%
3.59%
+301.9%
Q2 2017$13,671,000
+35.7%
1,714
-12.8%
0.89%
+64.6%
Q1 2017$10,071,000
+116.9%
1,965
+58.5%
0.54%
+101.1%
Q4 2016$4,643,000
-52.7%
1,240
-14.4%
0.27%
-26.6%
Q3 2016$9,815,000
+79.2%
1,448
+46.7%
0.37%
+28.7%
Q2 2016$5,477,000
-59.3%
987
-41.1%
0.29%
-48.5%
Q3 2015$13,468,000
-73.0%
1,676
-59.7%
0.56%
-69.5%
Q2 2015$49,830,000
+46.9%
4,157
+27.9%
1.82%
+28.8%
Q1 2015$33,926,000
+395.4%
3,249
+360.2%
1.41%
+553.7%
Q4 2014$6,848,000
-62.8%
706
-70.0%
0.22%
-69.4%
Q3 2014$18,393,000
+2965.5%
2,355
+2378.9%
0.71%
+2615.4%
Q2 2014$600,000
-58.6%
95
-79.7%
0.03%
-73.2%
Q2 2013$1,451,0004680.10%
Other shareholders
ALNYLAM PHARMACEUTICALS INC shareholders Q4 2017
NameSharesValueWeighting ↓
Marathon Trading Investment Management LLC 3,000$437,0000.03%
GROUP ONE TRADING, L.P. 45,100$6,567,0000.02%
SIMPLEX TRADING, LLC 340$4,950,0000.01%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
View complete list of ALNYLAM PHARMACEUTICALS INC shareholders