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ARNA
- As of 05/21/24, 05:33:54 AM: 60 Insider Transactions.
Sector:
Healthcare
Industry:
Biotechnology
Prev Close:
$1.62
Avg Vol(3m):
1,722,360
P/E:
0.00
EPS:
-0.44
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Insider Transactions for ARNA
Buy/Sell*
Filed Date
Subject
Symbol
Acquirer
Pct Owned
Details
B
2020-04-09 17:15:26.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
10.1%
view
B
2020-02-12 08:02:54.0
ARENA PHARMACEUTICALS INC
ARNA
VANGUARD GROUP INC
9.8%
view
S
2020-01-27 15:11:25.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT GROUP LLP
9.33%
view
B
2019-02-14 17:22:39.0
ARENA PHARMACEUTICALS INC
ARNA
VANGUARD GROUP INC
9.49%
view
B
2019-02-04 10:07:42.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT GROUP LLP
10.02%
view
B
2018-11-13 10:38:27.0
ARENA PHARMACEUTICALS INC
ARNA
Partner Fund Management
5.2%
view
S
2018-04-10 10:11:50.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
3.0%
view
B
2018-02-13 09:33:24.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
8.16%
view
B
2018-02-08 11:53:55.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT GROUP LLP
7.9%
view
S
2017-04-28 16:00:26.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
2.46%
view
B
2017-02-09 13:05:21.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
7.8%
view
S
2016-02-12 08:54:29.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT GROUP LLP
10.32%
view
S
2016-02-10 14:45:20.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
6.6%
view
S
2015-02-12 10:38:15.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT GROUP LLP
6.31%
view
B
2015-01-29 14:20:32.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
13.74%
view
B
2014-02-11 08:52:05.0
ARENA PHARMACEUTICALS INC
ARNA
VANGUARD GROUP INC
10.24%
view
S
2013-02-22 10:37:46.0
ARENA PHARMACEUTICALS INC
ARNA
VANGUARD GROUP INC
3.44%
view
B
2013-02-14 12:13:55.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT CO LLP
5.37%
view
S
2013-02-08 16:18:25.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
5.55%
view
S
2012-02-13 10:21:28.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT CO LLP
6.25%
view
B
2011-02-14 13:45:02.0
ARENA PHARMACEUTICALS INC
ARNA
BB BIOTECH AG
0.0%
view
B
2011-02-10 09:54:24.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
6.22%
view
B
2010-04-09 12:53:46.0
ARENA PHARMACEUTICALS INC
ARNA
HBM BIOVENTURES AG
100.0%
view
S
2010-02-12 14:39:38.0
ARENA PHARMACEUTICALS INC
ARNA
Flynn James E
6.47%
view
S
2010-01-29 14:12:56.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
8.81%
view
B
2009-09-11 09:38:12.0
ARENA PHARMACEUTICALS INC
ARNA
FEDERATED INVESTORS INC
17.49%
view
S
2009-07-07 10:09:10.0
ARENA PHARMACEUTICALS INC
ARNA
Flynn James E
9.98%
view
S
2009-01-23 18:13:38.0
ARENA PHARMACEUTICALS INC
ARNA
OPPENHEIMER FUNDS INC
8.31%
view
B
2008-10-07 20:07:08.0
ARENA PHARMACEUTICALS INC
ARNA
Bank of New York Mellon CORP
10.41%
view
B
2008-08-11 14:07:45.0
ARENA PHARMACEUTICALS INC
ARNA
FEDERATED INVESTORS INC
13.62%
view
B
2008-02-14 11:27:18.0
ARENA PHARMACEUTICALS INC
ARNA
Flynn James E
5.73%
view
B
2008-02-04 14:59:12.0
ARENA PHARMACEUTICALS INC
ARNA
OPPENHEIMER FUNDS INC
5.06%
view
B
2007-12-10 12:26:25.0
ARENA PHARMACEUTICALS INC
ARNA
Flynn James E
9.83%
view
S
2007-03-12 14:09:11.0
ARENA PHARMACEUTICALS INC
ARNA
FMR CORP
n/a
view
S
2007-02-14 11:06:34.0
ARENA PHARMACEUTICALS INC
ARNA
TCW GROUP INC
7.0%
view
B
2007-02-05 17:35:07.0
ARENA PHARMACEUTICALS INC
ARNA
OPPENHEIMER FUNDS INC
5.92%
view
B
2006-11-15 13:11:00.0
ARENA PHARMACEUTICALS INC
ARNA
OPPENHEIMER FUNDS INC
10.48%
view
B
2006-04-07 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TABUTEAU HERRIOT
n/a
view
B
2006-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT CO LLP
8.0%
view
S
2006-02-06 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
PERRY CORP
2.6%
view
B
2005-09-21 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TCW GROUP INC
7.4%
view
B
2005-02-09 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
DIMENSIONAL FUND ADVISORS INC
7.61%
view
B
2005-01-31 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
ACCIPITER CAPITAL MANAGEMENT
5.7%
view
S
2004-08-05 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BVF PARTNERS L P
7.5%
view
B
2004-07-02 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BVF PARTNERS L P
6.8%
view
S
2004-01-23 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BVF PARTNERS L P
12.2%
view
S
2003-12-29 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
PERRY CORP
100.0%
view
S
2003-10-22 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BVF PARTNERS L P
26.8%
view
B
2003-10-09 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BVF PARTNERS L P
26.8%
view
B
2003-01-21 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BIOTECHNOLOGY VALUE FUND L P
27.7%
view
S
2002-06-13 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
RS INVESTMENT MANAGEMENT CO LLC
2.4%
view
B
2002-05-07 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BIOTECHNOLOGY VALUE FUND L P
11.3%
view
S
2002-03-21 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
HBM BIOVENTURES AG
4.8%
view
B
2002-02-19 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
RS INVESTMENT MANAGEMENT CO LLC
8.8%
view
B
2002-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
EVNIN LUKE
7.52%
view
S
2002-02-13 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
MPM CAPITAL LP
7.52%
view
S
2002-02-13 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TRIPOS INC
6.9%
view
B
2001-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
EVNIN LUKE
0.0%
view
B
2001-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
MPM CAPITAL LP
17.69%
view
B
2001-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TRIPOS INC
9.4%
view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.