Jane Street’s AMAG Pharmaceuticals AMAG Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2020
Q4
Sell
-15,608
Closed -$147K 8489
2020
Q3
$147K Buy
+15,608
New +$148K ﹤0.01% 6610
2020
Q1
Sell
-36,654
Closed -$446K 6296
2019
Q4
$446K Buy
36,654
+26,654
+267% +$291K ﹤0.01% 3822
2019
Q3
$116K Sell
10,000
-1,284
-11% -$13.5K ﹤0.01% 4774
2019
Q2
$113K Buy
+11,284
New +$122K ﹤0.01% 4833
2019
Q1
Sell
-44,345
Closed -$673K 5932
2018
Q4
$673K Buy
+44,345
New +$845K ﹤0.01% 3096
2018
Q1
Sell
-12,115
Closed -$205K 5679
2017
Q4
$161K Buy
12,115
+842
+7% +$12.7K ﹤0.01% 4270
2017
Q3
$208K Buy
+11,273
New +$210K ﹤0.01% 4106
2017
Q2
Sell
-17,851
Closed -$403K 5076
2017
Q1
$403K Buy
+17,851
New +$427K ﹤0.01% 3099
2016
Q4
Sell
-10,776
Closed -$264K 4822
2016
Q3
$264K Sell
10,776
-1,179
-10% -$29.5K ﹤0.01% 3425
2016
Q2
$286K Sell
11,955
-919
-7% -$21.1K ﹤0.01% 3383
2016
Q1
$301K Buy
+12,874
New +$306K ﹤0.01% 3200
2015
Q3
Sell
-18,826
Closed -$1.3M 4358
2015
Q2
$1.3M Buy
18,826
+6,992
+59% +$440K 0.01% 1330
2015
Q1
$646K Buy
+11,834
New +$564K 0.01% 1782
2014
Q4
Sell
-50,902
Closed -$1.62M 3219
2014
Q3
$1.62M Buy
+50,902
New +$1.09M 0.02% 680
2013
Q3
Sell
-26,288
Closed -$585K 3277
2013
Q2
$585K Buy
+26,288
New +$579K 0.01% 1304

Jane Street's AMAG Position: Q4 2020 in Review

Jane Street sold out of AMAG Pharmaceuticals (AMAG) in Q4 2020, closing a stake of 15,608 shares — an estimated $147K sold.

Jane Street first reported a position in AMAG in Q2 2013 and held it in 15 quarters. The position peaked at $1.62M in Q3 2014. 1 fund tracked by Wall St. Rank holds AMAG as of Q4 2020.

  • Jane Street reported no remaining AMAG Pharmaceuticals position as of Q4 2020 after selling out during the quarter.
  • Jane Street sold 15,608 AMAG Pharmaceuticals shares in Q4 2020, an estimated $147K.
  • Jane Street first reported a position in AMAG Pharmaceuticals in Q2 2013 and held it in 15 quarters.
  • Jane Street's AMAG Pharmaceuticals position peaked at $1.62M in Q3 2014.
  • 1 fund tracked by Wall St. Rank held AMAG Pharmaceuticals as of Q4 2020.

Based on Jane Street's 13F filing for Q4 2020, filed 17 Feb 2021.