Posner Brian S

Average Profitability
25.26%
Insider Buys Quantity
8
Insider Buys Sum
$1.07M
Insider Sells Quantity
15
Insider Sells Sum
$13.02M

Insider Activity of Posner Brian S

The largest purchase of all time was on 2018-05-03 and amounted to 6000 shares of Arch Capital Group Ltd. for $471,752.

The largest sale of all time was on 2011-08-29 and amounted to 30000 shares of Biogen Inc. for $2.46M.

Biography of Posner Brian S

No biography is available at this moment.

2022-10-28PurchaseArch Capital Group Ltd.
ACGL
director
2,000
0.0002%
$17.60$35,200+25.55%
2022-04-29PurchaseArch Capital Group Ltd.
ACGL
2,000
0.0002%
$19.23$38,450+17.29%
2021-06-14SaleArch Capital Group Ltd.
ACGL
director
4,000
0.0006%
$25.24$100,971+10.86%
2021-06-04SaleBiogen Inc.
BIIB
director
360
0.0002%
$274.17$98,701-15.86%
2020-05-13PurchaseArch Capital Group Ltd.
ACGL
director
2,000
0.0005%
$22.16$44,319+47.57%
2020-05-06PurchaseArch Capital Group Ltd.
ACGL
director
2,000
0.0005%
$23.72$47,436+38.94%
2019-12-02SaleBiogen Inc.
BIIB
director
2,110
0.0012%
$292.35$616,859-1.49%
2018-11-28PurchaseArch Capital Group Ltd.
ACGL
director
2,000
0.0005%
$26.64$53,288+22.6%
2018-11-05PurchaseArch Capital Group Ltd.
ACGL
director
5,000
0.001%
$22.45$112,248+21.67%
2018-05-03PurchaseArch Capital Group Ltd.
ACGL
director
6,000
0.0045%
$78.63$471,752+10.84%
2017-06-09SaleBiogen Inc.
BIIB
director
2,168
0.001%
$256.31$555,680+13.16%
2016-11-18PurchaseArch Capital Group Ltd.
ACGL
director
12,000
0.0027%
$21.88$262,542+17.61%
2015-06-22SaleBiogen Inc.
BIIB
director
940
0.0004%
$415.00$390,100-32.54%
2015-06-15SaleBiogen Inc.
BIIB
director
800
0.0003%
$386.64$309,312-27.17%
2014-06-20SaleBiogen Inc.
BIIB
director
1,210
0.0005%
$315.00$381,150+7.46%
2014-06-13SaleBiogen Inc.
BIIB
director
1,400
0.0006%
$310.50$434,700+10.55%
2014-03-31SaleBiogen Inc.
BIIB
director
6,000
0.0025%
$296.76$1.78M+6.8%
2013-06-11SaleBiogen Inc.
BIIB
director
4,040
0.0017%
$219.62$887,265+25%
2013-03-18SaleBiogen Inc.
BIIB
director
9,000
0.0038%
$174.81$1.57M+33.9%
2012-06-07SaleBiogen Inc.
BIIB
director
5,000
0.0016%
$103.19$515,950+12.97%
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