Richard W Dugan

Insider

First SEC filing: June 8, 2026 · Latest: June 8, 2026

On this page

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

VNDA selling May 31, 2022

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 40 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

40 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 4, 2026	VNDA	A	41,600	—	—	219,054 Direct	+23.44%	Acquired	(price as of 2026-08-21)
June 5, 2025	VNDA	A	59,225	—	—	177,454 Direct	+50.09%	Acquired	(price as of 2026-08-21)
May 17, 2024	VNDA	A	37,578	—	—	37,578 Direct	—	Acquired	(price as of 2026-08-21)
May 17, 2024	VNDA	A	20,529	—	—	118,229 Direct	+21.01%	Acquired	(price as of 2026-08-21)
June 8, 2023	VNDA	A	33,960	—	—	33,960 Direct	—	Acquired	(price as of 2026-08-21)
June 8, 2023	VNDA	A	17,307	—	—	97,700 Direct	+21.53%	Acquired	(price as of 2026-08-21)
June 16, 2022	VNDA	A	24,707	—	—	24,707 Direct	—	Acquired	(price as of 2026-08-21)
June 16, 2022	VNDA	A	12,006	—	—	80,393 Direct	+17.56%	Acquired	(price as of 2026-08-21)
May 31, 2022	VNDA	M	15,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 31, 2022	VNDA	S	6,500	$9.85	$64,025	68,387 Direct	-8.68%	Disposed	-45.8% (price as of 2026-08-21)
May 31, 2022	VNDA	M	15,000	$4.15	$62,250	74,887 Direct	+25.05%	Acquired	28.7% (price as of 2026-08-21)
June 10, 2021	VNDA	A	5,000	—	—	59,887 Direct	+9.11%	Acquired	(price as of 2026-08-21)
June 10, 2021	VNDA	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 16, 2021	VNDA	M	15,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Feb. 16, 2021	VNDA	S	5,754	$18.54	$106,679	54,887 Direct	-9.49%	Disposed	-71.2% (price as of 2026-08-21)
Feb. 16, 2021	VNDA	M	15,000	$7.11	$106,650	60,641 Direct	+32.87%	Acquired	-24.9% (price as of 2026-08-21)
June 11, 2020	VNDA	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
June 11, 2020	VNDA	A	5,000	—	—	45,641 Direct	+12.30%	Acquired	(price as of 2026-08-21)
May 28, 2020	VNDA	M	15,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 28, 2020	VNDA	S	10,129	$11.04	$111,824	40,641 Direct	-19.95%	Disposed	-51.6% (price as of 2026-08-21)
May 28, 2020	VNDA	M	15,000	$7.38	$110,700	50,770 Direct	+41.93%	Acquired	-27.6% (price as of 2026-08-21)
Aug. 26, 2019	VNDA	M	15,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 26, 2019	VNDA	S	15,000	$14.85	$222,750	35,770 Direct	-29.55%	Disposed	-64.0% (price as of 2026-08-21)
Aug. 26, 2019	VNDA	M	15,000	$14.78	$221,700	50,770 Direct	+41.93%	Acquired	-63.9% (price as of 2026-08-21)
June 13, 2019	VNDA	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
June 13, 2019	VNDA	A	5,000	—	—	35,770 Direct	+16.25%	Acquired	(price as of 2026-08-21)
June 13, 2018	VNDA	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
June 13, 2018	VNDA	A	5,000	—	—	30,770 Direct	+19.40%	Acquired	(price as of 2026-08-21)
March 19, 2018	VNDA	M	15,000	—	—	0 Direct	—	Acquired	(price as of 2026-08-21)
March 19, 2018	VNDA	M	15,000	$4.98	$74,700	25,770 Direct	+139.28%	Acquired	7.3% (price as of 2026-08-21)
June 15, 2017	VNDA	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
June 15, 2017	VNDA	A	5,000	—	—	10,770 Direct	+86.66%	Acquired	(price as of 2026-08-21)
June 16, 2016	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
June 18, 2015	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
March 9, 2015	VNDA	M	10,574	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
March 9, 2015	VNDA	S	4,804	$10.69	$51,355	5,770 Direct	-45.43%	Disposed	-50.0% (price as of 2026-08-21)
March 9, 2015	VNDA	M	10,574	$4.73	$50,015	10,574 Direct	—	Acquired	12.9% (price as of 2026-08-21)
May 22, 2014	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
June 20, 2013	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
June 14, 2012	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
June 16, 2011	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
June 3, 2010	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
Aug. 27, 2009	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
May 8, 2008	VNDA	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
May 16, 2007	VNDA	A	15,000	—	—	15,000 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
May 17, 2024	VNDA	Stock Option (Right to Buy)	Common Stock (37,578)	$5.48	May 16, 2034	37,578	Acquired
June 8, 2023	VNDA	Stock Option (Right to Buy)	Common Stock (33,960)	$6.50	June 7, 2033	33,960	Acquired
June 16, 2022	VNDA	Stock Option (Right to Buy)	Common Stock (24,707)	$9.37	June 15, 2032	24,707	Acquired
May 31, 2022	VNDA	Stock Option (Right to Buy)	Common Stock (15,000)	$4.15	June 13, 2022	15,000	Disposed
June 10, 2021	VNDA	Stock Option (Right to Buy)	Common Stock (10,000)	$19.21	June 9, 2031	10,000	Acquired
Feb. 16, 2021	VNDA	Stock Option (Right to Buy)	Common Stock (15,000)	$7.11	June 15, 2021	15,000	Disposed
June 11, 2020	VNDA	Stock Option (Right to Buy)	Common Stock (10,000)	$10.57	June 10, 2030	10,000	Acquired
May 28, 2020	VNDA	Nonstatutory Stock Option (Right to Buy)	Common Stock (15,000)	$7.38	June 2, 2020	15,000	Disposed
Aug. 26, 2019	VNDA	Nonstatutory Stock Option (Right to Buy)	Common Stock (15,000)	$14.78	Aug. 26, 2019	15,000	Disposed
June 13, 2019	VNDA	Stock Option (Right to Buy)	Common Stock (10,000)	$15.04	June 12, 2029	10,000	Acquired
June 13, 2018	VNDA	Stock Option (Right to Buy)	Common Stock (10,000)	$18.30	June 12, 2028	10,000	Acquired
March 19, 2018	VNDA	Employee Stock Option (Right to Buy)	Common Stock (15,000)	$4.98	May 7, 2018	15,000	Acquired
June 15, 2017	VNDA	Stock Option (Right to Buy)	Common Stock (10,000)	$13.75	June 14, 2027	10,000	Acquired
June 16, 2016	VNDA	Stock Option (Right to Buy) [F1]	Common Stock (15,000)	$10.93	June 15, 2026	15,000	Acquired
June 18, 2015	VNDA	Stock Option (Right to Buy) [F1]	Common Stock (15,000)	$13.03	June 17, 2025	15,000	Acquired
March 9, 2015	VNDA	Nonqualified Stock Option (Right to Buy)	Common Stock (10,574)	—	Dec. 29, 2015	10,574	Disposed
May 22, 2014	VNDA	Stock Option (Right to Buy) [F1]	Common Stock (15,000)	$10.44	May 21, 2024	15,000	Acquired
June 20, 2013	VNDA	Stock Option (Right to Buy) [F1]	Common Stock (15,000)	$8.39	June 19, 2023	15,000	Acquired
June 14, 2012	VNDA	Stock Option (Right to Buy)	Common Stock (15,000)	$4.15	June 13, 2022	15,000	Acquired
June 16, 2011	VNDA	Stock Option (Right to Buy)	Common Stock (15,000)	$7.11	June 15, 2021	15,000	Acquired
June 3, 2010	VNDA	Nonstatutory Stock Option (Right to Buy)	Common Stock (15,000)	$7.38	June 2, 2020	15,000	Acquired
Aug. 27, 2009	VNDA	Nonstatutory Stock Option (Right to Buy)	Common Stock (15,000)	$14.78	Aug. 26, 2019	15,000	Acquired
May 8, 2008	VNDA	Employee Stock Option (Right to Buy)	Common Stock (15,000)	$4.98	May 7, 2018	15,000	Acquired
May 16, 2007	VNDA	Employee Stock Option (Right to Buy)	Common Stock (15,000)	$19.59	May 15, 2017	15,000	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
April 12, 2006	VNDA	Nonqualified Stock Option (Right to Buy)→ Common Stock	—	Direct