Sherrington Robin

CIK 1619962 · View on SEC EDGAR ↗

Insider

First SEC filing: Nov. 4, 2014 · Latest: Nov. 4, 2014

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

XENE selling March 7, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 59 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

59 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 11, 2024	XENE	A	65,000	—	—	65,000 Direct	—	Acquired	(price as of 2026-08-19)
March 7, 2024	XENE	M	7,407	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
March 7, 2024	XENE	M	1,234	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
March 7, 2024	XENE	S	6,118	$46.30	$283,263	8,398 Direct	-42.15%	Disposed	38.1% (price as of 2026-08-19)
March 7, 2024	XENE	S	1,019	$46.15	$47,027	14,516 Direct	-6.56%	Disposed	38.6% (price as of 2026-08-19)
March 7, 2024	XENE	F	1,289	$45.96	$59,242	15,535 Direct	-7.66%	Disposed	39.1% (price as of 2026-08-19)
March 7, 2024	XENE	M	7,407	$9.85	$72,959	16,824 Direct	+78.66%	Acquired	549.2% (price as of 2026-08-19)
March 7, 2024	XENE	F	215	$45.96	$9,881	9,417 Direct	-2.23%	Disposed	39.1% (price as of 2026-08-19)
March 7, 2024	XENE	M	1,234	$9.85	$12,155	9,632 Direct	+14.69%	Acquired	549.2% (price as of 2026-08-19)
Dec. 29, 2023	XENE	J	8,398	—	—	8,398 Direct	-50.00%	Disposed	(price as of 2026-08-19)
March 10, 2023	XENE	A	75,000	—	—	75,000 Direct	—	Acquired	(price as of 2026-08-19)
Sept. 1, 2022	XENE	M	50,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Sept. 1, 2022	XENE	S	8,776	$38.80	$340,509	16,796 Direct	-34.32%	Disposed	64.8% (price as of 2026-08-19)
Sept. 1, 2022	XENE	S	35,103	$38.03	$1,334,967	25,572 Direct	-57.85%	Disposed	68.2% (price as of 2026-08-19)
Sept. 1, 2022	XENE	F	6,121	$38.81	$237,556	60,675 Direct	-9.16%	Disposed	64.8% (price as of 2026-08-19)
Sept. 1, 2022	XENE	M	50,000	$4.75	$237,500	66,796 Direct	+297.69%	Acquired	1246.3% (price as of 2026-08-19)
Aug. 31, 2022	XENE	M	5,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Aug. 31, 2022	XENE	M	17,488	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Aug. 31, 2022	XENE	S	21,352	$38.57	$823,547	16,796 Direct	-55.97%	Disposed	65.8% (price as of 2026-08-19)
Aug. 31, 2022	XENE	F	1,572	$37.86	$59,516	38,148 Direct	-3.96%	Disposed	68.9% (price as of 2026-08-19)
Aug. 31, 2022	XENE	M	5,000	$4.75	$23,750	39,720 Direct	+14.40%	Acquired	1246.3% (price as of 2026-08-19)
Aug. 31, 2022	XENE	M	17,488	$2.67	$46,693	34,720 Direct	+101.49%	Acquired	2295.1% (price as of 2026-08-19)
March 10, 2022	XENE	A	75,000	—	—	75,000 Direct	—	Acquired	(price as of 2026-08-19)
March 4, 2022	XENE	M	1,234	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
March 4, 2022	XENE	M	6,172	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
March 4, 2022	XENE	S	5,000	$30.23	$151,150	17,232 Direct	-22.49%	Disposed	111.5% (price as of 2026-08-19)
March 4, 2022	XENE	S	5,000	$31.05	$155,250	22,232 Direct	-18.36%	Disposed	106.0% (price as of 2026-08-19)
March 4, 2022	XENE	S	5,000	$30.15	$150,750	27,232 Direct	-15.51%	Disposed	112.1% (price as of 2026-08-19)
March 4, 2022	XENE	S	6,710	$30.56	$205,058	32,232 Direct	-17.23%	Disposed	109.3% (price as of 2026-08-19)
March 4, 2022	XENE	M	6,172	$3.67	$22,651	38,942 Direct	+18.83%	Acquired	1642.5% (price as of 2026-08-19)
March 4, 2022	XENE	F	696	$31.42	$21,868	32,770 Direct	-2.08%	Disposed	103.5% (price as of 2026-08-19)
March 4, 2022	XENE	M	1,234	$3.67	$4,529	33,466 Direct	+3.83%	Acquired	1642.5% (price as of 2026-08-19)
May 28, 2021	XENE	M	13,374	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
May 28, 2021	XENE	M	12,345	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
May 28, 2021	XENE	S	2,912	$18.81	$54,775	32,232 Direct	-8.29%	Disposed	240.0% (price as of 2026-08-19)
May 28, 2021	XENE	S	3,155	$18.81	$59,346	35,144 Direct	-8.24%	Disposed	240.0% (price as of 2026-08-19)
May 28, 2021	XENE	F	2,192	$18.91	$41,451	38,299 Direct	-5.41%	Disposed	238.2% (price as of 2026-08-19)
May 28, 2021	XENE	M	13,374	$3.85	$51,490	40,491 Direct	+49.32%	Acquired	1561.0% (price as of 2026-08-19)
May 28, 2021	XENE	F	2,024	$18.91	$38,274	27,117 Direct	-6.95%	Disposed	238.2% (price as of 2026-08-19)
May 28, 2021	XENE	M	12,345	$3.76	$46,417	29,141 Direct	+73.50%	Acquired	1600.8% (price as of 2026-08-19)
March 12, 2021	XENE	A	65,000	—	—	65,000 Direct	—	Acquired	(price as of 2026-08-19)
June 1, 2020	XENE	M	8,230	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
June 1, 2020	XENE	F	1,630	$13.70	$22,331	16,796 Direct	-8.85%	Disposed	366.8% (price as of 2026-08-19)
June 1, 2020	XENE	M	8,230	$3.56	$29,299	18,426 Direct	+80.72%	Acquired	1696.3% (price as of 2026-08-19)
March 12, 2020	XENE	A	65,000	—	—	65,000 Direct	—	Acquired	(price as of 2026-08-19)
Sept. 16, 2019	XENE	A	45,000	—	—	45,000 Direct	—	Acquired	(price as of 2026-08-19)
Sept. 12, 2019	XENE	M	6,172	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Sept. 12, 2019	XENE	F	1,868	$9.38	$17,522	10,196 Direct	-15.48%	Disposed	581.8% (price as of 2026-08-19)
Sept. 12, 2019	XENE	M	6,172	$3.07	$18,948	12,064 Direct	+104.75%	Acquired	1983.1% (price as of 2026-08-19)
March 15, 2018	XENE	M	3,086	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
March 15, 2018	XENE	F	1,928	$4.62	$8,907	5,892 Direct	-24.65%	Disposed	1284.2% (price as of 2026-08-19)
March 15, 2018	XENE	M	3,086	$3.77	$11,634	7,820 Direct	+65.19%	Acquired	1596.3% (price as of 2026-08-19)
March 12, 2018	XENE	A	55,000	—	—	55,000 Direct	—	Acquired	(price as of 2026-08-19)
Oct. 23, 2017	XENE	A	11,000	—	—	11,000 Direct	—	Acquired	(price as of 2026-08-19)
May 12, 2017	XENE	M	2,057	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
May 12, 2017	XENE	F	1,345	$4.18	$5,622	4,734 Direct	-22.13%	Disposed	1429.9% (price as of 2026-08-19)
May 12, 2017	XENE	M	2,057	$3.21	$6,603	6,079 Direct	+51.14%	Acquired	1892.2% (price as of 2026-08-19)
March 13, 2017	XENE	A	27,500	—	—	27,500 Direct	—	Acquired	(price as of 2026-08-19)
March 11, 2016	XENE	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 18, 2015	XENE	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 16, 2015	XENE	M	411	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Dec. 16, 2015	XENE	F	229	$7.94	$1,818	4,022 Direct	-5.39%	Disposed	705.4% (price as of 2026-08-19)
Dec. 16, 2015	XENE	M	411	$5.22	$2,145	4,251 Direct	+10.70%	Acquired	1125.1% (price as of 2026-08-19)
Aug. 18, 2015	XENE	M	2,057	—	—	— Direct	—	Disposed	(price as of 2026-08-19)
Aug. 18, 2015	XENE	M	1,028	—	—	— Direct	—	Disposed	(price as of 2026-08-19)
Aug. 18, 2015	XENE	F	868	$11.00	$9,548	3,840 Direct	-18.44%	Disposed	481.4% (price as of 2026-08-19)
Aug. 18, 2015	XENE	M	2,057	$4.98	$10,244	4,708 Direct	+77.59%	Acquired	1184.1% (price as of 2026-08-19)
Aug. 18, 2015	XENE	F	434	$11.00	$4,774	2,651 Direct	-14.07%	Disposed	481.4% (price as of 2026-08-19)
Aug. 18, 2015	XENE	M	1,028	$4.81	$4,945	3,085 Direct	+49.98%	Acquired	1229.5% (price as of 2026-08-19)
March 17, 2015	XENE	A	35,000	—	—	35,000 Direct	—	Acquired	(price as of 2026-08-19)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
March 11, 2024	XENE	Stock Option (Right to Buy)	Common Shares (65,000)	$44.37	March 10, 2034	65,000	Acquired
March 7, 2024	XENE	Stock Option (Right to Buy)	Common Shares (7,407)	—	March 11, 2024	7,407	Disposed
March 7, 2024	XENE	Stock Option (Right to Buy)	Common Shares (1,234)	—	March 11, 2024	1,234	Disposed
March 10, 2023	XENE	Stock Option (Right to Buy)	Common Shares (75,000)	$34.18	March 9, 2033	75,000	Acquired
Sept. 1, 2022	XENE	Stock Option (Right to Buy)	Common Shares (50,000)	$4.75	March 11, 2028	50,000	Disposed
Aug. 31, 2022	XENE	Stock Options (Right to Buy)	Common Shares (5,000)	$4.75	March 11, 2028	5,000	Disposed
Aug. 31, 2022	XENE	Stock Options (Right to Buy)	Common Shares (17,488)	$2.67	Dec. 31, 2022	17,488	Disposed
March 10, 2022	XENE	Stock Option (Right to Buy)	Common Shares (75,000)	$30.01	March 9, 2032	75,000	Acquired
March 4, 2022	XENE	Stock Option (Right to Buy)	Common Shares (1,234)	—	March 10, 2022	1,234	Disposed
March 4, 2022	XENE	Stock Option (Right to Buy)	Common Shares (6,172)	—	March 10, 2022	6,172	Disposed
May 28, 2021	XENE	Stock Option (Right to Buy)	Common Shares (13,374)	—	May 28, 2021	13,374	Disposed
May 28, 2021	XENE	Stock Option (Right to Buy)	Common Shares (12,345)	—	May 28, 2021	12,345	Disposed
March 12, 2021	XENE	Stock Option (Right to Buy)	Common Shares (65,000)	$20.55	March 11, 2031	65,000	Acquired
June 1, 2020	XENE	Stock Option (Right to Buy)	Common Shares (8,230)	—	June 2, 2020	8,230	Disposed
March 12, 2020	XENE	Stock Option (Right to Buy)	Common Shares (65,000)	$11.58	March 11, 2030	65,000	Acquired
Sept. 16, 2019	XENE	Stock Option (Right to Buy)	Common Shares (45,000)	$9.44	Sept. 15, 2029	45,000	Acquired
Sept. 12, 2019	XENE	Stock Option (Right to Buy)	Common Shares (6,172)	—	Sept. 18, 2019	6,172	Disposed
March 15, 2018	XENE	Stock Option (Right to Buy)	Common Shares (3,086)	—	March 16, 2018	3,086	Disposed
March 12, 2018	XENE	Stock Option (Right to Buy)	Common Shares (55,000)	$4.75	March 11, 2028	55,000	Acquired
Oct. 23, 2017	XENE	Stock Option (Right to Buy)	Common Shares (11,000)	$3.10	Oct. 22, 2027	11,000	Acquired
May 12, 2017	XENE	Stock Option (Right to Buy)	Common Shares (2,057)	—	May 18, 2017	2,057	Disposed
March 13, 2017	XENE	Stock Option (Right to Buy)	Common Shares (27,500)	$8.40	March 12, 2027	27,500	Acquired
March 11, 2016	XENE	Stock Option (Right to Buy)	Common Shares (20,000)	$7.49	March 10, 2026	20,000	Acquired
Dec. 18, 2015	XENE	Stock Option (Right to Buy)	Common Shares (15,000)	$7.69	Dec. 17, 2025	15,000	Acquired
Dec. 16, 2015	XENE	Stock Option (Right to Buy)	Common Shares (411)	—	Dec. 31, 2015	411	Disposed
Aug. 18, 2015	XENE	Stock Option (Right to Buy)	Common Shares (2,057)	—	Aug. 24, 2015	2,057	Disposed
Aug. 18, 2015	XENE	Stock Option (Right to Buy)	Common Shares (1,028)	—	Aug. 24, 2015	1,028	Disposed
March 17, 2015	XENE	Stock Option (Right to Buy)	Common Shares (35,000)	$17.76	March 16, 2025	35,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 16 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
Nov. 4, 2014	XENE	Common Shares	2,057	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct
Nov. 4, 2014	XENE	Stock Option (Right to Buy)→ Common Shares	—	Direct