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ARNA
- As of 05/14/24, 09:34:39 AM: 59 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
VANGUARD GROUP INC
9.09%
view
B
2020-01-27 15:11:25.0
ARENA PHARMACEUTICALS INC
ARNA
Partner Fund Management
6.2%
view
B
2019-02-11 09:32:49.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
9.7%
view
S
2019-01-10 09:37:00.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
4.918%
view
B
2018-08-27 16:03:47.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
10.92%
view
B
2018-02-14 16:54:48.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
8.188%
view
S
2018-02-12 08:28:47.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT GROUP LLP
9.2%
view
B
2018-01-29 16:40:50.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
9.75%
view
B
2017-02-14 10:45:34.0
ARENA PHARMACEUTICALS INC
ARNA
FMR LLC
7.8%
view
B
2017-01-19 17:24:22.0
ARENA PHARMACEUTICALS INC
ARNA
BlackRock Inc
5.824%
view
S
2016-02-11 10:59:28.0
ARENA PHARMACEUTICALS INC
ARNA
VANGUARD GROUP 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
WELLINGTON MANAGEMENT CO LLP
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
WELLINGTON MANAGEMENT CO LLP
0.0%
view
B
2011-02-10 09:54:24.0
ARENA PHARMACEUTICALS INC
ARNA
OPPENHEIMER FUNDS 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
OPPENHEIMER FUNDS INC
6.47%
view
S
2010-01-29 14:12:56.0
ARENA PHARMACEUTICALS INC
ARNA
FEDERATED INVESTORS INC
8.81%
view
B
2009-08-10 11:56:58.0
ARENA PHARMACEUTICALS INC
ARNA
FEDERATED INVESTORS INC
17.49%
view
B
2009-02-09 10:00:27.0
ARENA PHARMACEUTICALS INC
ARNA
TCW GROUP INC
4.9%
view
B
2009-01-15 19:44:25.0
ARENA PHARMACEUTICALS INC
ARNA
COLUMBIA WANGER ASSET MANAGEMENT LP
5.0%
view
B
2008-10-07 19:54:44.0
ARENA PHARMACEUTICALS INC
ARNA
Bank of New York Mellon CORP
10.41%
view
S
2008-02-14 12:04:51.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT CO LLP
8.25%
view
S
2008-02-13 10:39:35.0
ARENA PHARMACEUTICALS INC
ARNA
FEDERATED INVESTORS INC
4.41%
view
B
2008-01-22 16:08:11.0
ARENA PHARMACEUTICALS INC
ARNA
COLUMBIA WANGER ASSET MANAGEMENT LP
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
WELLINGTON MANAGEMENT CO LLP
n/a
view
S
2007-02-14 11:06:34.0
ARENA PHARMACEUTICALS INC
ARNA
WELLINGTON MANAGEMENT CO LLP
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
FMR CORP
n/a
view
B
2006-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TCW GROUP INC
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
PERRY CORP
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
10.9%
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
10.96%
view
S
2003-10-22 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
BVF PARTNERS L P
100.0%
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
BIOTECHNOLOGY VALUE FUND L P
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
BIOTECHNOLOGY VALUE FUND L P
8.8%
view
B
2002-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
INTERNATIONAL BM BIOMEDICINE HOLDINGS INC
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
TCW GROUP INC
4.8%
view
B
2001-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
INTERNATIONAL BM BIOMEDICINE HOLDINGS INC
8.52%
view
B
2001-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
GADICKE ANSBERT
17.69%
view
B
2001-02-14 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TCW GROUP INC
6.8%
view
B
2000-08-04 00:00:00.0
ARENA PHARMACEUTICALS INC
ARNA
TRIPOS INC
9.3%
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.