Helen Louise Collins

Insider

First SEC filing: June 4, 2026 · Latest: June 4, 2026

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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.

Insider at

Insider transactions

0 buys (P) 10 sells (S) Net: $-775,314 + 21 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

21 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 17, 2026	ELVN	M 10b5-1	5,000	$2.48	$12,400	30,000 Direct	+20.00%	Acquired	2293.5% (price as of 2026-08-21)
Aug. 17, 2026	ELVN	S 10b5-1	3,900	$58.37	$227,643	26,100 Direct	-13.00%	Disposed	1.7% (price as of 2026-08-21)
Aug. 17, 2026	ELVN	S 10b5-1	1,100	$59.35	$65,285	25,000 Direct	-4.21%	Disposed	0.0% (price as of 2026-08-21)
Aug. 17, 2026	ELVN	M 10b5-1	5,000	—	—	111,268 Direct	-4.30%	Disposed	(price as of 2026-08-21)
July 17, 2026	ELVN	M 10b5-1	5,000	—	—	116,268 Direct	-4.12%	Disposed	(price as of 2026-08-21)
July 17, 2026	ELVN	S 10b5-1	63	$53.92	$3,397	25,000 Direct	-0.25%	Disposed	10.1% (price as of 2026-08-21)
July 17, 2026	ELVN	S 10b5-1	2,184	$53.42	$116,669	25,063 Direct	-8.02%	Disposed	11.1% (price as of 2026-08-21)
July 17, 2026	ELVN	S 10b5-1	2,063	$52.39	$108,081	27,247 Direct	-7.04%	Disposed	13.3% (price as of 2026-08-21)
July 17, 2026	ELVN	S 10b5-1	459	$51.55	$23,661	29,310 Direct	-1.54%	Disposed	15.2% (price as of 2026-08-21)
July 17, 2026	ELVN	S 10b5-1	231	$50.05	$11,562	29,769 Direct	-0.77%	Disposed	18.6% (price as of 2026-08-21)
July 17, 2026	ELVN	M 10b5-1	5,000	$2.48	$12,400	30,000 Direct	+20.00%	Acquired	2293.5% (price as of 2026-08-21)
June 17, 2026	ELVN	M 10b5-1	5,000	—	—	121,268 Direct	-3.96%	Disposed	(price as of 2026-08-21)
June 17, 2026	ELVN	S 10b5-1	1,133	$44.74	$50,690	25,000 Direct	-4.34%	Disposed	32.7% (price as of 2026-08-21)
June 17, 2026	ELVN	S 10b5-1	2,599	$43.87	$114,018	26,133 Direct	-9.05%	Disposed	35.3% (price as of 2026-08-21)
June 17, 2026	ELVN	S 10b5-1	1,268	$42.83	$54,308	28,732 Direct	-4.23%	Disposed	38.6% (price as of 2026-08-21)
June 17, 2026	ELVN	M 10b5-1	5,000	$2.48	$12,400	30,000 Direct	+20.00%	Acquired	2293.5% (price as of 2026-08-21)
June 4, 2026	KURA	A	35,000	—	—	35,000 Direct	—	Acquired	(price as of 2026-08-21)
June 5, 2025	KURA	A	28,500	—	—	28,500 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 6, 2025	ELVN	A	171,000	—	—	171,000 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 18, 2024	ELVN	M 10b5-1	816	$2.48	$2,024	816 Direct	—	Acquired	2293.5% (price as of 2026-08-21)
Oct. 18, 2024	ELVN	S 10b5-1	816	$30.00	$24,480	0 Direct	-100.00%	Disposed	97.9% (price as of 2026-08-21)
Oct. 18, 2024	ELVN	M 10b5-1	816	—	—	266,268 Direct	-0.31%	Disposed	(price as of 2026-08-21)
June 5, 2024	KURA	A	26,000	—	—	26,000 Direct	—	Acquired	(price as of 2026-08-21)
April 11, 2024	ELVN	M 10b5-1	20,000	$2.48	$49,600	20,000 Direct	—	Acquired	2293.5% (price as of 2026-08-21)
April 11, 2024	ELVN	S 10b5-1	20,000	$25.07	$501,400	0 Direct	-100.00%	Disposed	136.8% (price as of 2026-08-21)
April 11, 2024	ELVN	M 10b5-1	20,000	—	—	267,084 Direct	-6.97%	Disposed	(price as of 2026-08-21)
Feb. 13, 2024	ELVN	A	185,000	—	—	185,000 Direct	—	Acquired	(price as of 2026-08-21)
May 31, 2023	KURA	A	26,000	—	—	26,000 Direct	—	Acquired	(price as of 2026-08-21)
April 4, 2023	ELVN	A	206,000	—	—	206,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 23, 2023	ELVN	A	287,084	—	—	287,084 Direct	—	Acquired	(price as of 2026-08-21)
June 21, 2022	KURA	A	23,000	—	—	23,000 Direct	—	Acquired	(price as of 2026-08-21)
July 28, 2021	KURA	A	19,166	—	—	19,166 Direct	—	Acquired	(price as of 2026-08-21)
July 28, 2021	KURA	A	46,000	—	—	46,000 Direct	—	Acquired	(price as of 2026-08-21)

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
Aug. 17, 2026	ELVN	Stock Option (right to buy)	Common Stock (5,000)	$2.48	June 17, 2031	5,000	Disposed
July 17, 2026	ELVN	Stock Option (right to buy)	Common Stock (5,000)	$2.48	June 17, 2031	5,000	Disposed
June 17, 2026	ELVN	Stock Option (right to buy)	Common Stock (5,000)	$2.48	June 17, 2031	5,000	Disposed
June 4, 2026	KURA	Option to purchase common stock	Common Stock (35,000)	$8.77	June 3, 2036	35,000	Acquired
June 5, 2025	KURA	Option to purchase common stock	Common Stock (28,500)	$6.57	June 4, 2035	28,500	Acquired
Feb. 6, 2025	ELVN	Stock Option (right to buy)	Common Stock (171,000)	$22.47	Feb. 6, 2035	171,000	Acquired
Oct. 18, 2024	ELVN	Stock Option (right to buy)	Common Stock (816)	$2.48	June 17, 2031	816	Disposed
June 5, 2024	KURA	Option to purchase common stock	Common Stock (26,000)	$21.79	June 4, 2034	26,000	Acquired
April 11, 2024	ELVN	Stock Option (right to buy)	Common Stock (20,000)	$2.48	June 17, 2031	20,000	Disposed
Feb. 13, 2024	ELVN	Stock Option (right to buy)	Common Stock (185,000)	$14.85	Feb. 12, 2034	185,000	Acquired
May 31, 2023	KURA	Option to purchase common stock	Common Stock (26,000)	$13.32	May 30, 2033	26,000	Acquired
April 4, 2023	ELVN	Stock Option (right to buy)	Common Stock (206,000)	$22.75	April 4, 2033	206,000	Acquired
Feb. 23, 2023	ELVN	Employee Stock Option (right to buy)	Common Stock (287,084)	$2.48	June 17, 2031	287,084	Acquired
June 21, 2022	KURA	Option to purchase common stock	Common Stock (23,000)	$14.84	June 20, 2032	23,000	Acquired
July 28, 2021	KURA	Option to purchase common stock	Common Stock (19,166)	$18.98	July 27, 2031	19,166	Acquired
July 28, 2021	KURA	Option to purchase common stock	Common Stock (46,000)	$18.98	July 27, 2031	46,000	Acquired

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