Vipin K Garg

Insider

First SEC filing: May 4, 2021 · Latest: May 4, 2021

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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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

ALT selling Aug. 31, 2022

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 89 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

89 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 2, 2025	ALT	M	18,950	—	—	18,950 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 2, 2025	ALT	F	8,282	$6.64	$54,992	355,082 Direct	-2.28%	Disposed	-54.5% (price as of 2026-08-20)
Feb. 2, 2025	ALT	M	18,950	—	—	363,364 Direct	+5.50%	Acquired	(price as of 2026-08-20)
Feb. 1, 2025	ALT	M	16,545	—	—	0 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 1, 2025	ALT	F	7,231	$6.64	$48,014	344,414 Direct	-2.06%	Disposed	-54.5% (price as of 2026-08-20)
Feb. 1, 2025	ALT	M	16,545	—	—	351,645 Direct	+4.94%	Acquired	(price as of 2026-08-20)
Jan. 31, 2025	ALT	A	4,105	$5.18	$21,264	335,100 Direct	+1.24%	Acquired	-41.7% (price as of 2026-08-20)
Jan. 30, 2025	ALT	M	26,775	—	—	53,550 Direct	+100.00%	Acquired	(price as of 2026-08-20)
Jan. 30, 2025	ALT	F	11,701	$7.00	$81,907	330,995 Direct	-3.41%	Disposed	-56.9% (price as of 2026-08-20)
Jan. 30, 2025	ALT	M	26,775	—	—	342,696 Direct	+8.48%	Acquired	(price as of 2026-08-20)
Jan. 27, 2025	ALT	A	164,800	—	—	164,800 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 27, 2025	ALT	A	477,500	—	—	477,500 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 25, 2025	ALT	M	42,050	—	—	126,150 Direct	+50.00%	Acquired	(price as of 2026-08-20)
Jan. 25, 2025	ALT	F	18,157	$6.98	$126,736	315,921 Direct	-5.43%	Disposed	-56.7% (price as of 2026-08-20)
Jan. 25, 2025	ALT	M	42,050	—	—	334,078 Direct	+14.40%	Acquired	(price as of 2026-08-20)
Feb. 2, 2024	ALT	M	18,950	—	—	37,900 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 2, 2024	ALT	F	8,376	$9.32	$78,064	292,028 Direct	-2.79%	Disposed	-67.6% (price as of 2026-08-20)
Feb. 2, 2024	ALT	M	18,950	—	—	300,404 Direct	+6.73%	Acquired	(price as of 2026-08-20)
Feb. 1, 2024	ALT	M	16,545	—	—	16,545 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 1, 2024	ALT	F	7,313	$9.88	$72,252	281,454 Direct	-2.53%	Disposed	-69.4% (price as of 2026-08-20)
Feb. 1, 2024	ALT	M	16,545	—	—	288,767 Direct	+6.08%	Acquired	(price as of 2026-08-20)
Jan. 31, 2024	ALT	A	7,889	$2.69	$21,221	272,222 Direct	+2.98%	Acquired	12.3% (price as of 2026-08-20)
Jan. 30, 2024	ALT	M	26,775	—	—	80,325 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Jan. 30, 2024	ALT	F	11,697	$9.80	$114,631	264,333 Direct	-4.24%	Disposed	-69.2% (price as of 2026-08-20)
Jan. 30, 2024	ALT	M	26,775	—	—	276,030 Direct	+10.74%	Acquired	(price as of 2026-08-20)
Jan. 25, 2024	ALT	A	168,200	—	—	168,200 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 25, 2024	ALT	A	470,000	—	—	470,000 Direct	—	Acquired	(price as of 2026-08-20)
July 31, 2023	ALT	A	126	$2.81	$354	249,255 Direct	+0.05%	Acquired	7.5% (price as of 2026-08-20)
Feb. 2, 2023	ALT	M	18,950	—	—	56,850 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 2, 2023	ALT	F	8,422	$15.04	$126,667	249,129 Direct	-3.27%	Disposed	-79.9% (price as of 2026-08-20)
Feb. 2, 2023	ALT	M	18,950	—	—	257,551 Direct	+7.94%	Acquired	(price as of 2026-08-20)
Feb. 1, 2023	ALT	M	16,546	—	—	33,090 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 1, 2023	ALT	F	7,658	$13.78	$105,527	238,601 Direct	-3.11%	Disposed	-78.1% (price as of 2026-08-20)
Feb. 1, 2023	ALT	M	16,546	—	—	246,259 Direct	+7.20%	Acquired	(price as of 2026-08-20)
Jan. 31, 2023	ALT	A	1,938	$10.21	$19,787	229,713 Direct	+0.85%	Acquired	-70.4% (price as of 2026-08-20)
Jan. 30, 2023	ALT	A	107,100	—	—	107,100 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 30, 2023	ALT	A	302,900	—	—	302,900 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 30, 2022	ALT	F	3,007	$9.95	$29,920	227,775 Direct	-1.30%	Disposed	-69.6% (price as of 2026-08-20)
Oct. 30, 2022	ALT	F	3,007	$12.77	$38,399	230,782 Direct	-1.29%	Disposed	-76.4% (price as of 2026-08-20)
Sept. 30, 2022	ALT	F	3,008	$12.77	$38,412	233,789 Direct	-1.27%	Disposed	-76.4% (price as of 2026-08-20)
Aug. 31, 2022	ALT	S 10b5-1	20,000	$20.02	$400,400	236,797 Direct	-7.79%	Disposed	-84.9% (price as of 2026-08-20)
Aug. 30, 2022	ALT	F	3,007	$18.94	$56,953	256,797 Direct	-1.16%	Disposed	-84.1% (price as of 2026-08-20)
Aug. 12, 2022	ALT	S 10b5-1	15,000	$15.06	$225,900	259,804 Direct	-5.46%	Disposed	-79.9% (price as of 2026-08-20)
July 30, 2022	ALT	F	3,007	$12.01	$36,114	274,804 Direct	-1.08%	Disposed	-74.9% (price as of 2026-08-20)
June 30, 2022	ALT	F	3,007	$11.70	$35,182	277,811 Direct	-1.07%	Disposed	-74.2% (price as of 2026-08-20)
May 30, 2022	ALT	F	3,008	$5.03	$15,130	280,818 Direct	-1.06%	Disposed	-40.0% (price as of 2026-08-20)
April 30, 2022	ALT	F	3,008	$4.52	$13,596	283,826 Direct	-1.05%	Disposed	-33.2% (price as of 2026-08-20)
March 30, 2022	ALT	F	3,007	$6.05	$18,192	286,834 Direct	-1.04%	Disposed	-50.1% (price as of 2026-08-20)
Feb. 28, 2022	ALT	F	3,007	$7.41	$22,282	289,841 Direct	-1.03%	Disposed	-59.2% (price as of 2026-08-20)
Feb. 2, 2022	ALT	A	75,800	—	—	75,800 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 2, 2022	ALT	A	223,000	—	—	223,000 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 1, 2022	ALT	M	16,545	—	—	49,636 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 1, 2022	ALT	F	7,655	$7.98	$61,087	292,848 Direct	-2.55%	Disposed	-62.2% (price as of 2026-08-20)
Feb. 1, 2022	ALT	M	16,545	—	—	300,503 Direct	+5.83%	Acquired	(price as of 2026-08-20)
Jan. 31, 2022	ALT	A	2,757	$6.86	$18,913	283,958 Direct	+0.98%	Acquired	-56.0% (price as of 2026-08-20)
Jan. 30, 2022	ALT	F	2,355	$7.20	$16,956	281,201 Direct	-0.83%	Disposed	-58.1% (price as of 2026-08-20)
Dec. 30, 2021	ALT	F	3,007	$8.93	$26,853	283,556 Direct	-1.05%	Disposed	-66.2% (price as of 2026-08-20)
Nov. 30, 2021	ALT	F	3,007	$10.49	$31,543	286,563 Direct	-1.04%	Disposed	-71.2% (price as of 2026-08-20)
Oct. 30, 2021	ALT	F	3,007	$10.80	$32,476	289,570 Direct	-1.03%	Disposed	-72.0% (price as of 2026-08-20)
Sept. 30, 2021	ALT	F	3,007	$11.31	$34,009	292,577 Direct	-1.02%	Disposed	-73.3% (price as of 2026-08-20)
Aug. 30, 2021	ALT	F	3,008	$14.09	$42,383	295,584 Direct	-1.01%	Disposed	-78.6% (price as of 2026-08-20)
July 30, 2021	ALT	F	3,007	$9.07	$27,273	298,592 Direct	-1.00%	Disposed	-66.7% (price as of 2026-08-20)
June 30, 2021	ALT	F	3,007	$9.85	$29,619	301,599 Direct	-0.99%	Disposed	-69.3% (price as of 2026-08-20)
May 30, 2021	ALT	F	2,577	$12.65	$32,599	304,606 Direct	-0.84%	Disposed	-76.1% (price as of 2026-08-20)
April 30, 2021	ALT	F	1,999	$14.47	$28,926	307,183 Direct	-0.65%	Disposed	-79.1% (price as of 2026-08-20)
March 30, 2021	ALT	F	1,998	$13.55	$27,073	309,182 Direct	-0.64%	Disposed	-77.7% (price as of 2026-08-20)
Feb. 28, 2021	ALT	F	1,998	$15.94	$31,848	311,180 Direct	-0.64%	Disposed	-81.1% (price as of 2026-08-20)
Feb. 1, 2021	ALT	A	66,181	—	—	66,181 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 1, 2021	ALT	A	241,500	—	—	241,500 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 31, 2021	ALT	A	1,055	$12.14	$12,808	313,178 Direct	+0.34%	Acquired	-75.1% (price as of 2026-08-20)
Jan. 30, 2021	ALT	F	2,353	$14.28	$33,601	312,123 Direct	-0.75%	Disposed	-78.9% (price as of 2026-08-20)
Dec. 30, 2020	ALT	F	3,025	$11.30	$34,182	314,476 Direct	-0.95%	Disposed	-73.3% (price as of 2026-08-20)
Nov. 30, 2020	ALT	F	2,243	$12.23	$27,432	317,501 Direct	-0.70%	Disposed	-75.3% (price as of 2026-08-20)
Oct. 30, 2020	ALT	F	2,015	$11.45	$23,072	319,744 Direct	-0.63%	Disposed	-73.6% (price as of 2026-08-20)
Sept. 30, 2020	ALT	F	2,015	$13.20	$26,598	321,759 Direct	-0.62%	Disposed	-77.1% (price as of 2026-08-20)
Aug. 30, 2020	ALT	F	2,015	$17.62	$35,504	323,774 Direct	-0.62%	Disposed	-82.9% (price as of 2026-08-20)
July 31, 2020	ALT	A	11,674	$1.46	$17,044	325,789 Direct	+3.72%	Acquired	106.8% (price as of 2026-08-20)
July 30, 2020	ALT	F	2,015	$26.06	$52,511	314,115 Direct	-0.64%	Disposed	-88.4% (price as of 2026-08-20)
June 30, 2020	ALT	F	2,015	$10.71	$21,581	316,130 Direct	-0.63%	Disposed	-71.8% (price as of 2026-08-20)
May 30, 2020	ALT	F	2,015	$9.28	$18,699	318,145 Direct	-0.63%	Disposed	-67.5% (price as of 2026-08-20)
April 30, 2020	ALT	F	2,015	$3.05	$6,146	320,160 Direct	-0.63%	Disposed	-1.0% (price as of 2026-08-20)
March 31, 2020	ALT	F	2,016	$3.02	$6,088	322,175 Direct	-0.62%	Disposed	0.0% (price as of 2026-08-20)
Feb. 29, 2020	ALT	F	2,015	$3.70	$7,456	324,191 Direct	-0.62%	Disposed	-18.4% (price as of 2026-08-20)
Jan. 31, 2020	ALT	A	11,289	$1.46	$16,482	326,206 Direct	+3.58%	Acquired	106.8% (price as of 2026-08-20)
Jan. 30, 2020	ALT	F	2,015	$1.77	$3,567	314,917 Direct	-0.64%	Disposed	70.6% (price as of 2026-08-20)
Jan. 2, 2020	ALT	A	149,500	—	—	149,500 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 30, 2019	ALT	F	1,999	$1.80	$3,598	316,932 Direct	-0.63%	Disposed	67.8% (price as of 2026-08-20)
Nov. 30, 2019	ALT	F	23,976	$1.82	$43,636	318,931 Direct	-6.99%	Disposed	65.9% (price as of 2026-08-20)
Sept. 5, 2019	ALT	P	20,000	$2.10	$42,000	342,907 Direct	+6.19%	Acquired	43.8% (price as of 2026-08-20)
Nov. 30, 2018	ALT	A	111,421	—	—	111,421 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 30, 2018	ALT	A	211,486	—	—	211,486 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 30, 2018	ALT	A	322,907	—	—	322,907 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. 2, 2025	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (18,950)	—	—	18,950	Acquired
Feb. 1, 2025	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (16,545)	—	—	16,545	Acquired
Jan. 30, 2025	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (26,775)	—	—	26,775	Acquired
Jan. 27, 2025	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (164,800)	—	—	164,800	Acquired
Jan. 27, 2025	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (477,500)	$7.00	Jan. 27, 2035	477,500	Acquired
Jan. 25, 2025	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (42,050)	—	—	42,050	Acquired
Feb. 2, 2024	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (18,950)	—	—	18,950	Disposed
Feb. 1, 2024	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (16,545)	—	—	16,545	Disposed
Jan. 30, 2024	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (26,775)	—	—	26,775	Disposed
Jan. 25, 2024	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (168,200)	—	—	168,200	Acquired
Jan. 25, 2024	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (470,000)	$9.28	Jan. 25, 2034	470,000	Acquired
Feb. 2, 2023	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (18,950)	—	—	18,950	Disposed
Feb. 1, 2023	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (16,546)	—	—	16,546	Disposed
Jan. 30, 2023	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (107,100)	—	—	107,100	Acquired
Jan. 30, 2023	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (302,900)	$12.88	Jan. 30, 2033	302,900	Acquired
Feb. 2, 2022	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (75,800)	—	—	75,800	Acquired
Feb. 2, 2022	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (223,000)	$7.53	Feb. 2, 2032	223,000	Acquired
Feb. 1, 2022	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (16,545)	—	—	16,545	Disposed
Feb. 1, 2021	ALT	Restricted Stock Units	Common Stock, par value $0.0001 (66,181)	—	—	66,181	Acquired
Feb. 1, 2021	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (241,500)	$16.71	Feb. 1, 2031	241,500	Acquired
Jan. 2, 2020	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (149,500)	$1.92	Jan. 2, 2030	149,500	Acquired
Nov. 30, 2018	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (111,421)	$3.59	Nov. 30, 2028	111,421	Acquired
Nov. 30, 2018	ALT	Stock Options (option to buy)	Common Stock, par value $0.0001 (211,486)	$3.59	Nov. 30, 2028	211,486	Acquired

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

Compensation (DEF 14A)

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

ALT

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2019	$500,000	—	—	—	—	—	$66,631	$566,631
2018	$43,590	$100,000	—	—	—	—	$31	$2,189,964

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