Alan Bruce Montgomery

Insider

First SEC filing: Aug. 21, 2006 · Latest: Aug. 21, 2006

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

Insider transactions

0 buys (P) 1 sells (S) Net: $-62,338 + 29 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

29 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 16, 2026	XNCR	A	20,604	—	—	20,604 Direct	—	Acquired	(price as of 2026-08-21)
June 16, 2026	XNCR	A	10,302	—	—	25,849 Direct	+66.26%	Acquired	(price as of 2026-08-21)
June 15, 2026	XNCR	S 10b5-1	5,064	$12.31	$62,338	15,547 Direct	-24.57%	Disposed	126.1% (price as of 2026-08-21)
June 16, 2025	XNCR	S 10b5-1	2,215	$9.22	$20,422	20,611 Direct	-9.70%	Disposed	201.8% (price as of 2026-08-21)
June 12, 2025	XNCR	A	27,372	—	—	27,372 Direct	—	Acquired	(price as of 2026-08-21)
June 12, 2025	XNCR	A	13,686	—	—	22,826 Direct	+149.74%	Acquired	(price as of 2026-08-21)
Dec. 4, 2024	XNCR	S 10b5-1	1,421	$27.03	$38,410	9,140 Direct	-13.46%	Disposed	3.0% (price as of 2026-08-21)
Dec. 4, 2024	XNCR	M 10b5-1	430	$20.00	$8,600	10,561 Direct	+4.24%	Acquired	39.1% (price as of 2026-08-21)
Dec. 4, 2024	XNCR	M 10b5-1	430	—	—	2,062 Direct	-17.26%	Disposed	(price as of 2026-08-21)
Dec. 4, 2024	XNCR	M 10b5-1	991	—	—	5,716 Direct	-14.78%	Disposed	(price as of 2026-08-21)
Dec. 4, 2024	XNCR	M 10b5-1	991	$15.35	$15,212	10,131 Direct	+10.84%	Acquired	81.3% (price as of 2026-08-21)
Dec. 2, 2024	XNCR	M 10b5-1	8,293	—	—	6,707 Direct	-55.29%	Disposed	(price as of 2026-08-21)
Dec. 2, 2024	XNCR	M 10b5-1	5,008	—	—	2,492 Direct	-66.77%	Disposed	(price as of 2026-08-21)
Dec. 2, 2024	XNCR	S 10b5-1	13,301	$27.03	$359,526	9,140 Direct	-59.27%	Disposed	3.0% (price as of 2026-08-21)
Dec. 2, 2024	XNCR	M 10b5-1	5,008	$20.00	$100,160	22,441 Direct	+28.73%	Acquired	39.1% (price as of 2026-08-21)
Dec. 2, 2024	XNCR	M 10b5-1	8,293	$15.35	$127,298	17,433 Direct	+90.73%	Acquired	81.3% (price as of 2026-08-21)
Sept. 27, 2024	XNCR	S 10b5-1	1,853	$20.68	$38,320	9,140 Direct	-16.86%	Disposed	34.6% (price as of 2026-08-21)
June 13, 2024	XNCR	A	11,971	—	—	11,971 Direct	—	Acquired	(price as of 2026-08-21)
June 13, 2024	XNCR	A	5,986	—	—	10,993 Direct	+119.55%	Acquired	(price as of 2026-08-21)
June 20, 2023	XNCR	A	10,013	—	—	10,013 Direct	—	Acquired	(price as of 2026-08-21)
June 20, 2023	XNCR	A	5,007	—	—	5,007 Direct	—	Acquired	(price as of 2026-08-21)
June 23, 2022	XNCR	A	21,412	—	—	21,412 Direct	—	Acquired	(price as of 2026-08-21)
June 24, 2021	XNCR	A	9,728	—	—	9,728 Direct	—	Acquired	(price as of 2026-08-21)
June 25, 2020	XNCR	A	13,953	—	—	13,953 Direct	—	Acquired	(price as of 2026-08-21)
June 26, 2019	XNCR	A	12,731	—	—	12,731 Direct	—	Acquired	(price as of 2026-08-21)
June 26, 2018	XNCR	A	7,500	—	—	7,500 Direct	—	Acquired	(price as of 2026-08-21)
June 22, 2017	XNCR	A	7,500	—	—	7,500 Direct	—	Acquired	(price as of 2026-08-21)
June 23, 2016	XNCR	A	7,500	—	—	7,500 Direct	—	Acquired	(price as of 2026-08-21)
June 23, 2016	XNCR	A	7,500	—	—	7,500 Direct	—	Acquired	(price as of 2026-08-21)
June 9, 2015	XNCR	A	7,500	—	—	7,500 Direct	—	Acquired	(price as of 2026-08-21)
March 18, 2015	XNCR	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 22, 2007	GILD	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 11, 2006	GILD	A	70,000	—	—	70,000 Direct	—	Acquired	(price as of 2026-08-21)
Sept. 11, 2006	GILD	A	14,000	—	—	14,280 Direct	+5000.00%	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 16, 2026	XNCR	Stock Option (Right to Buy)	Common Stock (20,604)	$12.20	June 15, 2036	20,604	Acquired
June 12, 2025	XNCR	Stock Option (Right to Buy)	Common Stock (27,372)	$9.43	June 11, 2035	27,372	Acquired
Dec. 4, 2024	XNCR	Stock Option (Right to Buy)	Common Stock (430)	$20.00	June 8, 2025	430	Disposed
Dec. 4, 2024	XNCR	Stock Option (Right to Buy)	Common Stock (991)	$15.35	March 17, 2025	991	Disposed
Dec. 2, 2024	XNCR	Stock Option (Right to Buy)	Common Stock (8,293)	$15.35	March 17, 2025	8,293	Disposed
Dec. 2, 2024	XNCR	Stock Option (Right to Buy)	Common Stock (5,008)	$20.00	June 8, 2025	5,008	Disposed
June 13, 2024	XNCR	Stock Option (Right to Buy)	Common Stock (11,971)	$21.31	June 12, 2034	11,971	Acquired
June 20, 2023	XNCR	Stock Option (Right to Buy)	Common Stock (10,013)	$26.19	June 20, 2033	10,013	Acquired
June 23, 2022	XNCR	Stock Option (Right to Buy)	Common Stock (21,412)	$26.58	June 23, 2032	21,412	Acquired
June 24, 2021	XNCR	Stock Option (Right to Buy)	Common Stock (9,728)	$36.01	June 24, 2031	9,728	Acquired
June 25, 2020	XNCR	Stock Option (Right to Buy)	Common Stock (13,953)	$33.42	June 24, 2030	13,953	Acquired
June 26, 2019	XNCR	Stock Option (Right to Buy)	Common Stock (12,731)	$39.08	June 25, 2029	12,731	Acquired
June 26, 2018	XNCR	Stock Option (Right to Buy)	Common Stock (7,500)	$38.93	June 25, 2028	7,500	Acquired
June 22, 2017	XNCR	Stock Option (Right to Buy)	Common Stock (7,500)	$22.20	June 21, 2027	7,500	Acquired
June 23, 2016	XNCR	Stock Options	Common Stock (7,500)	—	June 22, 2026	7,500	Acquired
June 23, 2016	XNCR	Stock Option (Right to Buy)	Common Stock (7,500)	$14.83	June 22, 2026	7,500	Acquired
June 9, 2015	XNCR	Stock Option (Right to Buy)	Common Stock (7,500)	$20.00	June 8, 2025	7,500	Acquired
March 18, 2015	XNCR	Stock Option (Right to Buy)	Common Stock (15,000)	$15.35	March 17, 2025	15,000	Acquired
Jan. 22, 2007	GILD	Non-Qualified Stock Option (right to buy)	Common Stock (20,000)	$65.58	Jan. 22, 2017	20,000	Acquired
Sept. 11, 2006	GILD	Non-Qualified Stock Option (right to buy)	Common Stock (70,000)	$63.69	Sept. 11, 2016	70,000	Acquired

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

Initial ownership (Form 3) 10 holdings

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

Date	Ticker	Security	Shares	Ownership
Aug. 21, 2006	GILD	Common Stock	280	Direct
Aug. 21, 2006	GILD	Common Stock	80	Indirect
Aug. 21, 2006	GILD	Incentive Stock Option (right to buy)→ Common Stock (14,919)	14,919	Direct
Aug. 21, 2006	GILD	Incentive Stock Option (right to buy)→ Common Stock (11,189)	11,189	Direct
Aug. 21, 2006	GILD	Non-qualified Stock Option (right to buy)→ Common Stock (12,800)	12,800	Direct
Aug. 21, 2006	GILD	Incentive Stock Option (right to buy)→ Common Stock (391)	391	Direct
Aug. 21, 2006	GILD	Non-qualified Stock Option (right to buy)→ Common Stock (1,174)	1,174	Direct
Aug. 21, 2006	GILD	Incentive Stock Option (right to buy)→ Common Stock (2,237)	2,237	Direct
Aug. 21, 2006	GILD	Non-qualified Stock Option (right to buy)→ Common Stock (6,713)	6,713	Direct
Aug. 21, 2006	GILD	Non-qualified Stock Option (right to buy)→ Common Stock (4,475)	4,475	Direct