Diane L. Parks

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) 0 sells (S) Net: $0 + 22 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

22 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
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)
Dec. 12, 2024	SNGX	A	8,646	—	—	8,646 Direct	—	Acquired	(price as of 2026-08-21)
June 5, 2024	KURA	A	26,000	—	—	26,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 15, 2023	SNGX	A	38,136	—	—	38,136 Direct	—	Acquired	(price as of 2026-08-21)
June 14, 2023	CELU	A	277,778	—	—	277,778 Direct	—	Acquired	(price as of 2026-08-21)
June 14, 2023	CELU	A	199,921	—	—	236,066 Direct	+553.11%	Acquired	(price as of 2026-08-21)
May 31, 2023	KURA	A	26,000	—	—	26,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 17, 2022	SNGX	A	46,154	—	—	112,504 Direct	+69.56%	Acquired	(price as of 2026-08-21)
July 13, 2022	CELU	A	54,152	—	—	54,152 Direct	—	Acquired	(price as of 2026-08-21)
July 13, 2022	CELU	A	36,145	—	—	36,145 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)
June 2, 2022	CELU	A	42,413	—	—	42,413 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 23, 2021	SNGX	A	29,126	—	—	29,126 Direct	—	Acquired	(price as of 2026-08-21)
June 22, 2021	KURA	A	23,000	—	—	23,000 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 16, 2020	SNGX	A	15,228	—	—	15,228 Direct	—	Acquired	(price as of 2026-08-21)
June 24, 2020	KURA	A	23,000	—	—	23,000 Direct	—	Acquired	(price as of 2026-08-21)
June 18, 2020	SNGX	A	13,500	—	—	13,500 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 14, 2019	KURA	A	8,666	—	—	8,666 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 14, 2019	KURA	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 23, 2019	SNGX	P	14,940	$0.93	$13,894	14,940 Direct	—	Acquired	-99.8% (price as of 2026-08-21)
Sept. 6, 2019	SNGX	A	30,928	—	—	30,928 Direct	—	Acquired	(price as of 2026-08-21)
July 8, 2019	SNGX	A	1,500	—	—	1,500 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
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
Dec. 12, 2024	SNGX	Stock Option (Right to Buy)	Common Stock (8,646)	$3.47	Dec. 12, 2034	8,646	Acquired
June 5, 2024	KURA	Option to purchase common stock	Common Stock (26,000)	$21.79	June 4, 2034	26,000	Acquired
Dec. 15, 2023	SNGX	Stock Option (Right to Buy)	Common Stock (38,136)	$0.59	Dec. 14, 2033	38,136	Acquired
June 14, 2023	CELU	Stock Option (Right to Buy)	Class A Common Stock (277,778)	$0.75	June 14, 2033	277,778	Acquired
May 31, 2023	KURA	Option to purchase common stock	Common Stock (26,000)	$13.32	May 30, 2033	26,000	Acquired
Nov. 17, 2022	SNGX	Stock Option (Right to Buy)	Common Stock (46,154)	$0.65	Nov. 16, 2032	46,154	Acquired
July 13, 2022	CELU	Stock Option (Right to Buy)	Class A Common Stock (54,152)	$4.15	July 13, 2032	54,152	Acquired
June 21, 2022	KURA	Option to purchase common stock	Common Stock (23,000)	$14.84	June 20, 2032	23,000	Acquired
June 2, 2022	CELU	Stock Option (Right to Buy)	Class A Common Stock (42,413)	$10.37	June 2, 2032	42,413	Acquired
Sept. 23, 2021	SNGX	Stock Option (Right to Buy) [F1]	Common Stock (29,126)	$1.03	Sept. 22, 2031	29,126	Acquired
June 22, 2021	KURA	Option to purchase common stock	Common Stock (23,000)	$21.54	June 21, 2031	23,000	Acquired
Sept. 16, 2020	SNGX	Stock Option (Right to Buy) [F1]	Common Stock (15,228)	$1.97	Sept. 15, 2030	15,228	Acquired
June 24, 2020	KURA	Option to purchase common stock	Common Stock (23,000)	$17.97	June 23, 2030	23,000	Acquired
June 18, 2020	SNGX	Stock Option (Right to Buy)	COMMON STOCK (13,500)	$1.76	July 7, 2029	13,500	Acquired
Oct. 14, 2019	KURA	Option to purchase common stock	Common Stock (8,666)	$13.78	Oct. 13, 2029	8,666	Acquired
Oct. 14, 2019	KURA	Option to purchase common stock	Common Stock (30,000)	$13.78	Oct. 13, 2029	30,000	Acquired
Sept. 6, 2019	SNGX	Stock Option (Right to Buy) [F1]	Common Stock (30,928)	$0.97	Sept. 5, 2029	30,928	Acquired
July 8, 2019	SNGX	Stock Option (Right to Buy)	COMMON STOCK (1,500)	$0.86	July 7, 2029	1,500	Acquired

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