Walter H Moos

CIK 1190272 · View on SEC EDGAR ↗

Insider

First SEC filing: May 19, 2026 · Latest: May 19, 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

RIGL selling Feb. 20, 2026

Insider transactions

0 buys (P) 1 sells (S) Net: $-145,440 + 39 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

39 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 15, 2026	RIGL	A	5,750	—	—	18,472 Direct	+45.20%	Acquired	(price as of 2026-08-20)
Feb. 20, 2026	RIGL	M	4,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 20, 2026	RIGL	S	4,000	$36.36	$145,440	12,722 Direct	-23.92%	Disposed	24.6% (price as of 2026-08-20)
Feb. 20, 2026	RIGL	M	4,000	$24.00	$96,000	16,722 Direct	+31.44%	Acquired	88.7% (price as of 2026-08-20)
May 23, 2025	RIGL	A	3,000	—	—	3,000 Direct	—	Acquired	(price as of 2026-08-20)
May 23, 2025	RIGL	A	2,500	—	—	12,722 Direct	+24.46%	Acquired	(price as of 2026-08-20)
May 25, 2024	RIGL	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
May 25, 2024	RIGL	A	25,000	—	—	102,222 Direct	+32.37%	Acquired	(price as of 2026-08-20)
May 26, 2023	RIGL	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
May 26, 2023	RIGL	A	25,000	—	—	77,222 Direct	+47.87%	Acquired	(price as of 2026-08-20)
May 20, 2022	RIGL	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
May 20, 2022	RIGL	A	25,000	—	—	52,222 Direct	+91.84%	Acquired	(price as of 2026-08-20)
May 19, 2021	RIGL	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
May 19, 2021	RIGL	A	25,000	—	—	27,222 Direct	+1125.11%	Acquired	(price as of 2026-08-20)
May 15, 2020	RIGL	A	55,000	—	—	55,000 Direct	—	Acquired	(price as of 2026-08-20)
May 23, 2019	RIGL	A	55,000	—	—	55,000 Direct	—	Acquired	(price as of 2026-08-20)
May 17, 2018	RIGL	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
May 12, 2017	RIGL	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
May 11, 2016	RIGL	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
May 13, 2015	RIGL	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
May 21, 2014	RIGL	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
May 15, 2013	RIGL	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
May 23, 2012	RIGL	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
May 20, 2011	RIGL	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
May 28, 2010	RIGL	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-20)
May 29, 2009	RIGL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
May 30, 2008	RIGL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 26, 2007	RIGL	M	2,222	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
June 26, 2007	RIGL	M	2,222	$1.80	$4,000	2,222 Direct	—	Acquired	151.6% (price as of 2026-08-20)
June 1, 2007	RIGL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 7, 2006	RIGL	A	1,112	—	—	1,112 Direct	—	Acquired	(price as of 2026-08-20)
May 31, 2006	RIGL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 3, 2005	RIGL	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
June 11, 2004	RIGL	A	1,667	—	—	1,667 Direct	—	Acquired	(price as of 2026-08-20)
June 3, 2004	RIGL	A	8,333	—	—	8,333 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 28, 2004	RIGL	A	9,445	—	—	9,445 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 26, 2004	RIGL	A	8,333	—	—	8,333 Direct	—	Acquired	(price as of 2026-08-20)
July 28, 2003	RIGL	D	556	—	—	556 Direct	-50.00%	Disposed	(price as of 2026-08-20)
July 28, 2003	RIGL	D	556	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 28, 2003	RIGL	A	1,112	—	—	1,112 Direct	—	Acquired	(price as of 2026-08-20)

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
Feb. 20, 2026	RIGL	Stock Option (right to buy)	Common Stock	—	May 11, 2026	4,000	Disposed
May 23, 2025	RIGL	Stock Option (Right to Buy)	Common Stock (3,000)	$18.95	May 23, 2035	3,000	Acquired
May 25, 2024	RIGL	Stock Option (Right to Buy)	Common Stock (30,000)	$0.91	May 25, 2034	30,000	Acquired
May 26, 2023	RIGL	Stock Option (Right to Buy)	Common Stock (30,000)	$1.32	May 26, 2033	30,000	Acquired
May 20, 2022	RIGL	Stock Option (Right to Buy)	Common Stock (30,000)	$2.01	May 20, 2032	30,000	Acquired
May 19, 2021	RIGL	Stock Option (Right to Buy)	Common Stock (30,000)	$3.64	May 19, 2031	30,000	Acquired
May 15, 2020	RIGL	Stock Option (Right to Buy)	Common Stock (55,000)	$1.76	May 15, 2030	55,000	Acquired
May 23, 2019	RIGL	Stock Option (Right to Buy)	Common Stock (55,000)	$2.02	May 23, 2029	55,000	Acquired
May 17, 2018	RIGL	Stock Option (Right to Buy)	Common Stock (40,000)	$3.98	May 17, 2028	40,000	Acquired
May 12, 2017	RIGL	Stock Option (Right to Buy)	Common Stock (40,000)	$2.61	May 12, 2027	40,000	Acquired
May 11, 2016	RIGL	Stock Option (Right to Buy)	Common Stock (40,000)	$2.40	May 11, 2026	40,000	Acquired
May 13, 2015	RIGL	Stock Option (Right to Buy)	Common Stock (40,000)	$3.96	May 13, 2025	40,000	Acquired
May 21, 2014	RIGL	Stock Option (Right to Buy)	Common Stock (30,000)	$3.19	May 21, 2024	30,000	Acquired
May 15, 2013	RIGL	Stock Option (Right to Buy)	Common Stock (15,000)	$4.87	May 15, 2023	15,000	Acquired
May 23, 2012	RIGL	Stock Option (Right to Buy)	Common Stock (15,000)	$7.60	May 23, 2022	15,000	Acquired
May 20, 2011	RIGL	Stock Option (Right to Buy)	Common Stock (15,000)	$8.34	May 20, 2021	15,000	Acquired
May 28, 2010	RIGL	Stock Option (Right to Buy)	Common Stock (15,000)	$6.73	May 28, 2020	15,000	Acquired
May 29, 2009	RIGL	Stock Option (Right to Buy)	Common Stock (10,000)	$8.12	May 29, 2019	10,000	Acquired
May 30, 2008	RIGL	Stock Option (Right to Buy)	Common Stock (10,000)	$23.10	May 30, 2018	10,000	Acquired
June 26, 2007	RIGL	Stock Option (Right to Buy)	Common Stock (2,222)	$1.80	Nov. 12, 2008	2,222	Disposed
June 1, 2007	RIGL	Stock Option (Right to Buy)	Common Stock (10,000)	$9.74	June 1, 2017	10,000	Acquired
Aug. 7, 2006	RIGL	Stock Option (Right to Buy)	Common Stock (1,112)	$9.56	Aug. 7, 2016	1,112	Acquired
May 31, 2006	RIGL	Stock Option (Right to Buy)	Common Stock (10,000)	$9.93	May 31, 2016	10,000	Acquired
June 3, 2005	RIGL	Stock Option (Right to Buy)	Common Stock (10,000)	$17.41	June 3, 2015	10,000	Acquired
June 11, 2004	RIGL	Stock Option (Right to Buy)	Common Stock (1,667)	$16.17	June 11, 2014	1,667	Acquired
June 3, 2004	RIGL	Stock Option (Right to Buy)	Common Stock (8,333)	$17.66	June 3, 2014	8,333	Acquired
Jan. 28, 2004	RIGL	Stock Option (Right to Buy)	Common Stock (9,445)	$24.30	Jan. 28, 2014	9,445	Acquired
Jan. 26, 2004	RIGL	Stock Option (Right to Buy)	Common Stock (8,333)	$23.00	Jan. 26, 2014	8,333	Acquired
July 28, 2003	RIGL	Stock Option (right to buy)	Common Stock (556)	$73.53	July 19, 2011	556	Disposed
July 28, 2003	RIGL	Stock Option (right to buy)	Common Stock (556)	$27.00	June 20, 2012	556	Disposed
July 28, 2003	RIGL	Stock Option (right to buy)	Common Stock (1,112)	$9.20	July 28, 2006	1,112	Acquired

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