A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Xenon Pharmaceuticals Inc. stock. As of the latest transaction made, Two Sigma Advisers, LP holds 273,700 shares of XENE stock, worth $10.8 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares
273,700
Previous 208,900 31.02%
Holding current value
$10.8 Million
Previous $8.15 Million 32.23%
% of portfolio
0.03%
Previous 0.02%

Shares

22 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 14, 2024

BUY
$36.12 - $43.96 $2.34 Million - $2.85 Million
64,800 Added 31.02%
273,700 $10.8 Million
Q2 2024

Aug 14, 2024

SELL
$36.25 - $43.75 $735,875 - $888,125
-20,300 Reduced 8.86%
208,900 $8.15 Million
Q1 2024

May 15, 2024

SELL
$42.66 - $50.04 $1 Million - $1.18 Million
-23,500 Reduced 9.3%
229,200 $9.87 Million
Q4 2023

Feb 14, 2024

BUY
$28.7 - $46.46 $5.39 Million - $8.73 Million
187,800 Added 289.37%
252,700 $11.6 Million
Q3 2023

Nov 14, 2023

BUY
$34.16 - $39.73 $2.22 Million - $2.58 Million
64,900 New
64,900 $2.22 Million
Q4 2022

Feb 14, 2023

SELL
$33.06 - $39.43 $2.26 Million - $2.69 Million
-68,300 Reduced 75.05%
22,700 $895,000
Q3 2022

Nov 14, 2022

BUY
$30.79 - $39.82 $1.19 Million - $1.54 Million
38,700 Added 74.0%
91,000 $3.29 Million
Q2 2022

Aug 15, 2022

SELL
$25.44 - $35.16 $1.79 Million - $2.48 Million
-70,400 Reduced 57.38%
52,300 $1.59 Million
Q1 2022

May 16, 2022

SELL
$25.09 - $33.13 $97,851 - $129,207
-3,900 Reduced 3.08%
122,700 $3.75 Million
Q4 2021

Feb 14, 2022

SELL
$15.6 - $35.4 $767,520 - $1.74 Million
-49,200 Reduced 27.99%
126,600 $3.96 Million
Q3 2021

Nov 15, 2021

BUY
$14.86 - $19.45 $1.38 Million - $1.8 Million
92,800 Added 111.81%
175,800 $2.69 Million
Q2 2021

Aug 16, 2021

SELL
$16.81 - $20.0 $99,178 - $118,000
-5,900 Reduced 6.64%
83,000 $1.55 Million
Q1 2021

May 17, 2021

SELL
$13.65 - $21.31 $131,040 - $204,576
-9,600 Reduced 9.75%
88,900 $1.59 Million
Q4 2020

Feb 16, 2021

SELL
$9.49 - $16.04 $68,328 - $115,488
-7,200 Reduced 6.81%
98,500 $1.52 Million
Q3 2020

Nov 16, 2020

BUY
$10.82 - $13.35 $51,936 - $64,080
4,800 Added 4.76%
105,700 $1.17 Million
Q2 2020

Aug 14, 2020

BUY
$10.21 - $14.9 $381,854 - $557,260
37,400 Added 58.9%
100,900 $1.27 Million
Q1 2020

May 15, 2020

BUY
$8.08 - $17.57 $245,632 - $534,128
30,400 Added 91.84%
63,500 $720,000
Q4 2019

Feb 14, 2020

BUY
$8.11 - $14.65 $50,282 - $90,830
6,200 Added 23.05%
33,100 $434,000
Q3 2019

Nov 14, 2019

SELL
$8.74 - $10.51 $49,818 - $59,907
-5,700 Reduced 17.48%
26,900 $242,000
Q2 2019

Aug 14, 2019

SELL
$8.51 - $10.75 $38,295 - $48,375
-4,500 Reduced 12.13%
32,600 $321,000
Q1 2019

May 15, 2019

BUY
$6.39 - $10.42 $5,751 - $9,378
900 Added 2.49%
37,100 $377,000
Q4 2018

Feb 14, 2019

BUY
$5.61 - $12.62 $203,082 - $456,844
36,200 New
36,200 $228,000

Others Institutions Holding XENE

About Xenon Pharmaceuticals Inc.


  • Ticker XENE
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Biotechnology
  • Shares Outstandng 62,263,500
  • Market Cap $2.45B
  • Description
  • Xenon Pharmaceuticals Inc., a clinical-stage biopharmaceutical company, engages in developing therapeutics to treat patients with neurological disorders in Canada. Its clinical development pipeline includes XEN496, A Kv7 potassium channel opener that is Phase III clinical trials for the treatment of KCNQ2 developmental and epilepsy encephalopath...
More about XENE
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