EMPFIELD JAMES R. (SVP, Drug Discovery) sold 83.7% of their position (51.17K shares) of XENON PHARMACEUTICALS INC. on the open market

Open‑market sale worth $1.57M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 3 sales

EMPFIELD JAMES R.

Filed: 3/8/2022ACC: 0001209191-22-017316

InsiderEMPFIELD JAMES R.CIK 1665430

→

IssuerXENON PHARMACEUTICALS INC.CIK 1582313

Officer· SVP, Drug Discovery

Since Sep 2019

-67.50K

Net shares

Net seller

$2.07M

Total sold

Open market trades

0B · 3S

Total transactions

67.50K acquired · 135K disposed

Non-Derivative Transactions9

Common Shares

Direct

M · Option Exercise

+25K

Price / share

$8.40

Trade value

$210K

% of position

250.0%

3/4/2022

10K→35K

Common Shares

Direct

F · Tax Withholding

−6.68K

Price / share

$31.42

Trade value

$210.04K

% of position

19.1%

3/4/2022

35K→28.32K

Common Shares

Direct

S · Sale

−18.32K

Price / share

$30.79

Trade value

$563.92K

% of position

64.7%

3/4/2022

28.32K→10K

Common Shares

Direct

M · Option Exercise

+2.50K

Price / share

$8.40

Trade value

$21K

% of position

25.0%

3/7/2022

10K→12.50K

Common Shares

Direct

F · Tax Withholding

−695.00

Price / share

$30.23

Trade value

$21.01K

% of position

5.6%

3/7/2022

12.50K→11.80K

Common Shares

Direct

M · Option Exercise

+40K

Price / share

$6.76

Trade value

$270.40K

% of position

338.8%

3/7/2022

11.80K→51.80K

Common Shares

Direct

F · Tax Withholding

−8.95K

Price / share

$30.23

Trade value

$270.62K

% of position

17.3%

3/7/2022

51.80K→42.85K

Common Shares

Direct

S · Sale

−1.80K

Price / share

$30.62

Trade value

$55.27K

% of position

4.2%

3/7/2022

42.85K→41.05K

Common Shares

Direct

S · Sale

−31.05K

Price / share

$30.54

Trade value

$948.21K

% of position

75.6%

3/7/2022

41.05K→10K

Total

Net shares

+0.00

Net value

-$1.57M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Shares Direct	3/4/2022	M · Option Exercise	+25K	$8.40	$210K	250.0%	10K	35K
Common Shares Direct	3/4/2022	F · Tax Withholding	−6.68K	$31.42	$210.04K	19.1%	35K	28.32K
Common Shares Direct	3/4/2022	S · Sale	−18.32K	$30.79	$563.92K	64.7%	28.32K	10K
Common Shares Direct	3/7/2022	M · Option Exercise	+2.50K	$8.40	$21K	25.0%	10K	12.50K
Common Shares Direct	3/7/2022	F · Tax Withholding	−695.00	$30.23	$21.01K	5.6%	12.50K	11.80K
Common Shares Direct	3/7/2022	M · Option Exercise	+40K	$6.76	$270.40K	338.8%	11.80K	51.80K
Common Shares Direct	3/7/2022	F · Tax Withholding	−8.95K	$30.23	$270.62K	17.3%	51.80K	42.85K
Common Shares Direct	3/7/2022	S · Sale	−1.80K	$30.62	$55.27K	4.2%	42.85K	41.05K
Common Shares Direct	3/7/2022	S · Sale	−31.05K	$30.54	$948.21K	75.6%	41.05K	10K
Total			+0.00		-$1.57M

Derivative Transactions3

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Shares

25K shares

−25K

Strike price

8.40

Held after

0.00

Exercisable

—

3/4/2022

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Shares

2.50K shares

−2.50K

Strike price

8.40

Held after

0.00

Exercisable

—

3/7/2022

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Shares

40K shares

−40K

Strike price

6.76

Held after

0.00

Exercisable

—

3/7/2022

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable
Stock Option (Right to Buy) Direct	Common Shares25K shares	3/4/2022	M · Option Exercise	−25K	8.40	—
Stock Option (Right to Buy) Direct	Common Shares2.50K shares	3/7/2022	M · Option Exercise	−2.50K	8.40	—
Stock Option (Right to Buy) Direct	Common Shares40K shares	3/7/2022	M · Option Exercise	−40K	6.76	—