Elaine V Jones

Insider

First SEC filing: May 2, 2019 · Latest: May 2, 2019

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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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 36 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

36 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 18, 2026	NXTC	A	2,340	—	—	2,340 Direct	—	Acquired	(price as of 2026-08-21)
June 17, 2026	CTMX	A	59,000	—	—	59,000 Direct	—	Acquired	(price as of 2026-08-21)
June 20, 2025	NXTC	A	18,700	—	—	18,700 Direct	—	Acquired	(price as of 2026-08-21)
June 20, 2024	NXTC	A	18,700	—	—	18,700 Direct	—	Acquired	(price as of 2026-08-21)
June 22, 2023	NXTC	A	14,250	—	—	14,250 Direct	—	Acquired	(price as of 2026-08-21)
March 29, 2023	CTMX	P	5,000	$1.55	$7,750	5,142 Direct	+3521.13%	Acquired	118.1% (price as of 2026-08-21)
June 11, 2020	NXTC	A	14,250	—	—	14,250 Direct	—	Acquired	(price as of 2026-08-21)
June 13, 2019	NXTC	A	22,000	—	—	22,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	20,000	$9.37	$187,400	20,000 Direct	—	Acquired	-100.0% (price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	7,500	$9.37	$70,275	27,500 Direct	+37.50%	Acquired	-100.0% (price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	20,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	7,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	7,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	20,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	J	6,875	—	—	378,820 Indirect	+1.85%	Acquired	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	J	20,625	—	—	1,536,841 Indirect	+1.36%	Acquired	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	J	27,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	7,500	$9.37	$70,275	27,500 Direct	+37.50%	Acquired	-100.0% (price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	20,000	$9.37	$187,400	20,000 Direct	—	Acquired	-100.0% (price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	7,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	20,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	7,500	$9.37	$70,275	27,500 Direct	+37.50%	Acquired	-100.0% (price as of 2026-08-21)
Nov. 29, 2007	GYRE	X	20,000	$9.37	$187,400	20,000 Direct	—	Acquired	-100.0% (price as of 2026-08-21)
May 29, 2007	GYRE	X	1,000	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
May 29, 2007	GYRE	X	4,333	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
May 29, 2007	GYRE	M	5,333	$0.08	$427	1,516,216 Indirect	+0.35%	Acquired	-94.4% (price as of 2026-08-21)
May 14, 2007	GYRE	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-21)
May 14, 2007	GYRE	A	7,500	—	—	7,500 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 23, 2007	GYRE	M	197	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 23, 2007	GYRE	M	803	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 23, 2007	GYRE	M	197	$0.08	$16	371,945 Indirect	+0.05%	Acquired	-94.4% (price as of 2026-08-21)
Feb. 23, 2007	GYRE	M	803	$0.08	$64	1,510,883 Indirect	+0.05%	Acquired	-94.4% (price as of 2026-08-21)
April 18, 2006	GYRE	C	2,578,511	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
April 18, 2006	GYRE	C	6,016,529	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
April 18, 2006	GYRE	C	2,021,505	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-21)
April 18, 2006	GYRE	C	371,428	—	—	371,748 Indirect	+116071.25%	Acquired	(price as of 2026-08-21)
April 18, 2006	GYRE	C	1,509,401	—	—	1,510,080 Indirect	+222297.64%	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 18, 2026	NXTC	Stock Option (Right to Buy)	Common Stock (2,340)	$2.02	June 17, 2036	2,340	Acquired
June 17, 2026	CTMX	Stock Option (Right to Buy)	Common Stock (59,000)	$2.96	June 16, 2036	59,000	Acquired
June 20, 2025	NXTC	Stock Option (Right to Buy)	Common Stock (18,700)	$0.47	June 19, 2035	18,700	Acquired
June 20, 2024	NXTC	Stock Option (Right to Buy)	Common Stock (18,700)	$1.50	June 19, 2034	18,700	Acquired
June 22, 2023	NXTC	Stock Option (Right to Buy)	Common Stock (14,250)	$1.62	June 21, 2033	14,250	Acquired
June 11, 2020	NXTC	Stock Option (Right to Buy)	Common Stock (14,250)	$24.13	June 10, 2030	14,250	Acquired
June 13, 2019	NXTC	Stock Option (Right to Buy)	Common Stock (22,000)	$15.57	June 12, 2029	22,000	Acquired
Nov. 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (20,000)	$9.37	May 13, 2017	20,000	Disposed
Nov. 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (7,500)	$9.37	May 13, 2017	7,500	Disposed
Nov. 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (7,500)	$9.37	May 13, 2017	7,500	Disposed
Nov. 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (20,000)	$9.37	May 13, 2017	20,000	Disposed
Nov. 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (7,500)	$9.37	May 13, 2017	7,500	Disposed
Nov. 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (20,000)	$9.37	May 13, 2017	20,000	Disposed
May 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (1,000)	$0.08	June 10, 2013	1,000	Disposed
May 29, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (4,333)	$0.08	Aug. 7, 2012	4,333	Disposed
May 14, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (20,000)	$9.37	May 13, 2017	20,000	Acquired
May 14, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (7,500)	$9.37	May 13, 2017	7,500	Acquired
Feb. 23, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (197)	$0.08	—	197	Disposed
Feb. 23, 2007	GYRE	Stock Option (Right to Buy)	Common Stock (803)	$0.08	—	803	Disposed
April 18, 2006	GYRE	Series C Convertible Preferred Stock	Common Stock (371,428)	—	—	2,578,511	Disposed
April 18, 2006	GYRE	Series C Convertible Preferred Stock	Common Stock (866,666)	—	—	6,016,529	Disposed
April 18, 2006	GYRE	Series B Convertible Preferred Stock	Common Stock (642,735)	—	—	2,021,505	Disposed

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

Initial ownership (Form 3) 11 holdings

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

Date	Ticker	Security	Shares	Ownership
May 2, 2019	CTMX	Common Stock	142	Direct
March 6, 2014	NGNE	No securities are beneficially owned	0	Direct
April 11, 2006	GYRE	Common Stock	679	Indirect
April 11, 2006	GYRE	Common Stock	320	Indirect
April 11, 2006	GYRE	Series B Convertible Preferred Stock→ Common Stock	—	Indirect
April 11, 2006	GYRE	Series C Convertible Preferred Stock→ Common Stock	—	Indirect
April 11, 2006	GYRE	Series C Convertible Preferred Stock→ Common Stock	—	Indirect
April 11, 2006	GYRE	Stock Option (Right to Buy)→ Common Stock (4,333)	4,333	Indirect
April 11, 2006	GYRE	Stock Option (Right to Buy)→ Common Stock (1,000)	1,000	Indirect
April 11, 2006	GYRE	Stock Option (Right to Buy)→ Common Stock (803)	803	Indirect
April 11, 2006	GYRE	Stock Option (Right to Buy)→ Common Stock (197)	197	Indirect