Gregory Clark Anderson

Insider

First SEC filing: Feb. 11, 2015 · Latest: Feb. 11, 2015

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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

ALGT selling May 26, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 50 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

50 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 15, 2026	ALGT	A	20,026	—	—	125,681 Direct	+18.95%	Acquired	(price as of 2026-08-20)
Aug. 1, 2025	ALGT	F	1,813	$48.12	$87,242	113,372 Direct	-1.57%	Disposed	56.7% (price as of 2026-08-20)
April 1, 2025	ALGT	F	4,857	$50.85	$246,978	115,185 Direct	-4.05%	Disposed	48.3% (price as of 2026-08-20)
Oct. 1, 2024	ALGT	F	5,090	$56.41	$287,127	120,042 Direct	-4.07%	Disposed	33.7% (price as of 2026-08-20)
Aug. 1, 2024	ALGT	F	3,561	$49.83	$177,445	125,132 Direct	-2.77%	Disposed	51.4% (price as of 2026-08-20)
April 3, 2024	ALGT	F	13,470	$65.90	$887,673	128,693 Direct	-9.48%	Disposed	14.4% (price as of 2026-08-20)
Jan. 1, 2024	ALGT	A	13,000	—	—	142,163 Direct	+10.06%	Acquired	(price as of 2026-08-20)
Jan. 1, 2024	ALGT	A	7,000	—	—	7,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2024	ALGT	A	8,000	—	—	8,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 1, 2024	ALGT	A	9,000	—	—	9,000 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 3, 2023	ALGT	F	2,527	$121.53	$307,106	129,163 Direct	-1.92%	Disposed	-37.9% (price as of 2026-08-20)
May 26, 2023	ALGT	S	4,033	$100.00	$403,300	131,690 Direct	-2.97%	Disposed	-24.6% (price as of 2026-08-20)
April 3, 2023	ALGT	A	84,000	—	—	125,723 Direct	+201.33%	Acquired	(price as of 2026-08-20)
April 3, 2023	ALGT	A	10,000	—	—	135,723 Direct	+7.95%	Acquired	(price as of 2026-08-20)
April 3, 2023	ALGT	A	6,000	—	—	6,000 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 1, 2023	ALGT	F	532	$86.21	$45,864	41,723 Direct	-1.26%	Disposed	-12.5% (price as of 2026-08-20)
Aug. 3, 2022	ALGT	S	858	$114.77	$98,473	42,255 Direct	-1.99%	Disposed	-34.3% (price as of 2026-08-20)
Aug. 1, 2022	ALGT	A	16,812	—	—	43,113 Direct	+63.92%	Acquired	(price as of 2026-08-20)
Feb. 25, 2022	ALGT	S	1,243	$175.03	$217,562	26,301 Direct	-4.51%	Disposed	-56.9% (price as of 2026-08-20)
Feb. 9, 2022	ALGT	S	787	$182.50	$143,628	27,544 Direct	-2.78%	Disposed	-58.7% (price as of 2026-08-20)
Feb. 8, 2022	ALGT	S	1,712	$177.04	$303,092	28,331 Direct	-5.70%	Disposed	-57.4% (price as of 2026-08-20)
Feb. 2, 2022	ALGT	S	477	$174.29	$83,136	30,043 Direct	-1.56%	Disposed	-56.7% (price as of 2026-08-20)
Dec. 30, 2021	ALGT	S	4,496	$191.10	$859,186	30,520 Direct	-12.84%	Disposed	-60.5% (price as of 2026-08-20)
Dec. 23, 2021	ALGT	G	925	—	—	35,016 Direct	-2.57%	Disposed	(price as of 2026-08-20)
Aug. 18, 2021	ALGT	S	1,767	$187.21	$330,800	35,941 Direct	-4.69%	Disposed	-59.7% (price as of 2026-08-20)
Aug. 1, 2021	ALGT	A	10,325	—	—	37,708 Direct	+37.71%	Acquired	(price as of 2026-08-20)
Feb. 24, 2021	ALGT	S	2,000	$256.96	$513,920	27,383 Direct	-6.81%	Disposed	-70.6% (price as of 2026-08-20)
Feb. 8, 2021	ALGT	S	412	$212.02	$87,352	29,383 Direct	-1.38%	Disposed	-64.4% (price as of 2026-08-20)
Feb. 5, 2021	ALGT	S	3,270	$216.11	$706,680	29,795 Direct	-9.89%	Disposed	-65.1% (price as of 2026-08-20)
Nov. 6, 2020	ALGT	S	2,000	$137.28	$274,560	33,173 Direct	-5.69%	Disposed	-45.1% (price as of 2026-08-20)
Nov. 5, 2020	ALGT	S	1,850	$135.57	$250,804	35,823 Direct	-4.91%	Disposed	-44.4% (price as of 2026-08-20)
Nov. 5, 2020	ALGT	G	650	—	—	35,173 Direct	-1.81%	Disposed	(price as of 2026-08-20)
Aug. 6, 2020	ALGT	S	1,750	$118.00	$206,500	20,138 Direct	-8.00%	Disposed	-36.1% (price as of 2026-08-20)
Aug. 5, 2020	ALGT	A	17,400	—	—	37,538 Direct	+86.40%	Acquired	(price as of 2026-08-20)
Aug. 5, 2020	ALGT	S	1,819	$114.42	$208,130	21,888 Direct	-7.67%	Disposed	-34.1% (price as of 2026-08-20)
Feb. 21, 2020	ALGT	F	302	$162.86	$49,184	23,570 Direct	-1.27%	Disposed	-53.7% (price as of 2026-08-20)
Feb. 14, 2020	ALGT	F	483	$165.45	$79,912	23,872 Direct	-1.98%	Disposed	-54.4% (price as of 2026-08-20)
Feb. 8, 2020	ALGT	F	232	$162.58	$37,719	24,355 Direct	-0.94%	Disposed	-53.6% (price as of 2026-08-20)
Jan. 29, 2020	ALGT	A	5,517	—	—	24,587 Direct	+28.93%	Acquired	(price as of 2026-08-20)
Nov. 21, 2019	ALGT	G	900	—	—	19,070 Direct	-4.51%	Disposed	(price as of 2026-08-20)
May 7, 2019	ALGT	F	777	$144.67	$112,409	19,868 Direct	-3.76%	Disposed	-47.9% (price as of 2026-08-20)
April 23, 2019	ALGT	A	1,892	—	—	20,560 Direct	+10.13%	Acquired	(price as of 2026-08-20)
Feb. 21, 2019	ALGT	F	187	$137.02	$25,623	18,668 Direct	-0.99%	Disposed	-45.0% (price as of 2026-08-20)
Feb. 17, 2019	ALGT	F	183	$139.21	$25,475	18,855 Direct	-0.96%	Disposed	-45.8% (price as of 2026-08-20)
Feb. 14, 2019	ALGT	A	3,936	—	—	19,038 Direct	+26.06%	Acquired	(price as of 2026-08-20)
Feb. 8, 2019	ALGT	F	275	$135.76	$37,334	15,012 Direct	-1.80%	Disposed	-44.4% (price as of 2026-08-20)
May 7, 2018	ALGT	F	766	$159.60	$122,254	15,246 Direct	-4.78%	Disposed	-52.7% (price as of 2026-08-20)
March 13, 2018	ALGT	S	1,650	$178.25	$294,112	15,935 Direct	-9.38%	Disposed	-57.7% (price as of 2026-08-20)
Feb. 25, 2018	ALGT	F	74	$169.15	$12,517	17,585 Direct	-0.42%	Disposed	-55.4% (price as of 2026-08-20)
Feb. 21, 2018	ALGT	F	187	$168.25	$31,463	17,659 Direct	-1.05%	Disposed	-55.2% (price as of 2026-08-20)
Feb. 17, 2018	ALGT	F	183	$167.00	$30,561	17,846 Direct	-1.02%	Disposed	-54.8% (price as of 2026-08-20)
Feb. 8, 2018	ALGT	A	2,859	—	—	18,029 Direct	+18.85%	Acquired	(price as of 2026-08-20)
May 23, 2017	ALGT	S	1,500	$142.08	$213,120	15,054 Direct	-9.06%	Disposed	-46.9% (price as of 2026-08-20)
May 8, 2017	ALGT	F	697	$146.00	$101,762	16,554 Direct	-4.04%	Disposed	-48.3% (price as of 2026-08-20)
March 6, 2017	ALGT	F	42	$168.75	$7,088	17,151 Direct	-0.24%	Disposed	-55.3% (price as of 2026-08-20)
Feb. 25, 2017	ALGT	F	83	$173.55	$14,405	17,193 Direct	-0.48%	Disposed	-56.5% (price as of 2026-08-20)
Feb. 21, 2017	ALGT	A	2,300	—	—	17,276 Direct	+15.36%	Acquired	(price as of 2026-08-20)
Feb. 17, 2017	ALGT	F	234	$171.40	$40,108	14,976 Direct	-1.54%	Disposed	-56.0% (price as of 2026-08-20)
Dec. 29, 2016	ALGT	G	200	—	—	15,210 Direct	-1.30%	Disposed	(price as of 2026-08-20)
Nov. 7, 2016	ALGT	A	10,000	—	—	15,410 Direct	+184.84%	Acquired	(price as of 2026-08-20)
Feb. 25, 2016	ALGT	F	83	$169.30	$14,052	5,361 Direct	-1.52%	Disposed	-55.5% (price as of 2026-08-20)
Feb. 17, 2016	ALGT	A	2,249	—	—	5,444 Direct	+70.39%	Acquired	(price as of 2026-08-20)
March 23, 2015	ALGT	S	279	$196.00	$54,684	3,084 Direct	-8.30%	Disposed	-61.5% (price as of 2026-08-20)
March 8, 2015	ALGT	F	61	$186.15	$11,355	3,363 Direct	-1.78%	Disposed	-59.5% (price as of 2026-08-20)
March 6, 2015	ALGT	F	41	$186.15	$7,632	3,424 Direct	-1.18%	Disposed	-59.5% (price as of 2026-08-20)
Feb. 25, 2015	ALGT	A	909	—	—	3,465 Direct	+35.56%	Acquired	(price as of 2026-08-20)
Feb. 25, 2015	ALGT	A	3,349	$181.47	$607,743	3,349 Direct	—	Acquired	-58.4% (price as of 2026-08-20)
Feb. 20, 2015	ALGT	S	208	$181.27	$37,704	2,556 Direct	-7.53%	Disposed	-58.4% (price as of 2026-08-20)
Feb. 9, 2015	ALGT	F	101	$176.94	$17,871	2,764 Direct	-3.53%	Disposed	-57.4% (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
Jan. 1, 2024	ALGT	Stock Option (right to buy)	Common Stock (7,000)	$210.00	Dec. 31, 2024	7,000	Acquired
Jan. 1, 2024	ALGT	Stock Option (right to buy)	Common Stock (8,000)	$255.00	Dec. 31, 2025	8,000	Acquired
Jan. 1, 2024	ALGT	Stock Option (right to buy)	Common Stock (9,000)	$295.00	Dec. 31, 2026	9,000	Acquired
April 3, 2023	ALGT	Stock Option (right to buy)	Common Stock (6,000)	$170.00	Dec. 31, 2023	6,000	Acquired
Feb. 25, 2015	ALGT	Stock Appreciation Right [F2]	Commmon Stock (3,349)	$181.47	Feb. 25, 2020	3,349	Acquired

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

Initial ownership (Form 3) 3 holdings

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

Date	Ticker	Security	Shares	Ownership
Feb. 11, 2015	ALGT	Common Stock	—	Direct
Feb. 3, 2015	ALGT	Common Stock	—	Direct
Feb. 3, 2015	ALGT	Common Stock	—	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

ALGT

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2025	$600,000	$1,344,515	$223,496	—	—	—	$23,500	$2,191,511
2024	$400,000	$200,000	$1,073,930	$59,300	—	—	$23,000	$1,756,230
2023	$65,000	$3,872	$8,530,500	$17,220	—	—	$7,150	$8,623,742

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.