Russell Low

Insider

First SEC filing: March 2, 2018 · Latest: March 2, 2018

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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

ACLS selling Sept. 7, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 57 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

57 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Sept. 7, 2023	ACLS	S	3,405	$179.25	$610,346	57,787 Direct	-5.56%	Disposed	-30.4% (price as of 2026-08-20)
June 8, 2023	ACLS	S	3,509	$173.41	$608,496	61,192 Direct	-5.42%	Disposed	-28.0% (price as of 2026-08-20)
May 25, 2023	ACLS	S	4,980	$153.13	$762,587	64,701 Direct	-7.15%	Disposed	-18.5% (price as of 2026-08-20)
May 17, 2023	ACLS	F	905	$137.69	$124,609	69,681 Direct	-1.28%	Disposed	-9.4% (price as of 2026-08-20)
May 16, 2023	ACLS	F	653	$129.92	$84,838	70,586 Direct	-0.92%	Disposed	-3.9% (price as of 2026-08-20)
May 16, 2023	ACLS	S	8,309	$130.76	$1,086,485	71,239 Direct	-10.45%	Disposed	-4.6% (price as of 2026-08-20)
May 15, 2023	ACLS	F	1,399	$127.99	$179,058	79,548 Direct	-1.73%	Disposed	-2.5% (price as of 2026-08-20)
May 15, 2023	ACLS	F	1,462	$127.99	$187,121	80,947 Direct	-1.77%	Disposed	-2.5% (price as of 2026-08-20)
May 15, 2023	ACLS	A	12,018	—	—	82,409 Direct	+17.07%	Acquired	(price as of 2026-08-20)
May 15, 2023	ACLS	A	12,018	—	—	70,391 Direct	+20.59%	Acquired	(price as of 2026-08-20)
Feb. 28, 2023	ACLS	F	1,512	—	—	58,373 Direct	-2.52%	Disposed	(price as of 2026-08-20)
Feb. 28, 2023	ACLS	F	1,837	—	—	59,885 Direct	-2.98%	Disposed	(price as of 2026-08-20)
Feb. 13, 2023	ACLS	S	522	$126.17	$65,861	59,663 Direct	-0.87%	Disposed	-1.1% (price as of 2026-08-20)
Feb. 13, 2023	ACLS	S	9,108	$125.69	$1,144,785	60,185 Direct	-13.14%	Disposed	-0.7% (price as of 2026-08-20)
Nov. 10, 2022	ACLS	S	1,847	$74.33	$137,288	69,293 Direct	-2.60%	Disposed	67.9% (price as of 2026-08-20)
Nov. 10, 2022	ACLS	S	5,853	$73.42	$429,727	71,140 Direct	-7.60%	Disposed	70.0% (price as of 2026-08-20)
May 17, 2022	ACLS	F	905	$60.56	$54,807	76,993 Direct	-1.16%	Disposed	106.1% (price as of 2026-08-20)
May 16, 2022	ACLS	A	5,882	—	—	77,898 Direct	+8.17%	Acquired	(price as of 2026-08-20)
May 16, 2022	ACLS	A	5,882	—	—	72,016 Direct	+8.89%	Acquired	(price as of 2026-08-20)
May 16, 2022	ACLS	F	902	$56.38	$50,855	66,134 Direct	-1.35%	Disposed	121.4% (price as of 2026-08-20)
May 15, 2022	ACLS	F	1,399	$56.38	$78,876	67,036 Direct	-2.04%	Disposed	121.4% (price as of 2026-08-20)
May 15, 2022	ACLS	F	1,462	$56.38	$82,428	68,435 Direct	-2.09%	Disposed	121.4% (price as of 2026-08-20)
Feb. 28, 2022	ACLS	F	2,798	—	—	72,613 Direct	-3.71%	Disposed	(price as of 2026-08-20)
Feb. 28, 2022	ACLS	F	2,715	—	—	69,898 Direct	-3.74%	Disposed	(price as of 2026-08-20)
Aug. 30, 2021	ACLS	M	5,475	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 30, 2021	ACLS	S	3,305	$50.63	$167,332	71,331 Direct	-4.43%	Disposed	146.5% (price as of 2026-08-20)
Aug. 30, 2021	ACLS	M	5,475	$14.00	$76,650	74,636 Direct	+7.92%	Acquired	791.5% (price as of 2026-08-20)
May 17, 2021	ACLS	A	8,160	—	—	69,161 Direct	+13.38%	Acquired	(price as of 2026-08-20)
May 17, 2021	ACLS	A	8,160	—	—	61,001 Direct	+15.44%	Acquired	(price as of 2026-08-20)
May 17, 2021	ACLS	F	1,109	$38.16	$42,319	52,841 Direct	-2.06%	Disposed	227.1% (price as of 2026-08-20)
May 16, 2021	ACLS	F	902	$38.16	$34,420	53,950 Direct	-1.64%	Disposed	227.1% (price as of 2026-08-20)
May 15, 2021	ACLS	F	1,399	$38.16	$53,386	54,852 Direct	-2.49%	Disposed	227.1% (price as of 2026-08-20)
May 15, 2021	ACLS	F	1,462	$38.16	$55,790	56,251 Direct	-2.53%	Disposed	227.1% (price as of 2026-08-20)
Feb. 28, 2021	ACLS	F	2,924	—	—	60,511 Direct	-4.61%	Disposed	(price as of 2026-08-20)
Feb. 28, 2021	ACLS	F	2,798	—	—	57,713 Direct	-4.62%	Disposed	(price as of 2026-08-20)
Nov. 16, 2020	ACLS	F	804	$26.67	$21,443	63,436 Direct	-1.25%	Disposed	368.0% (price as of 2026-08-20)
May 26, 2020	ACLS	M	16,423	—	—	5,475 Direct	-75.00%	Disposed	(price as of 2026-08-20)
May 26, 2020	ACLS	S	13,398	$26.84	$359,602	64,240 Direct	-17.26%	Disposed	365.0% (price as of 2026-08-20)
May 26, 2020	ACLS	S	16,423	$26.69	$438,330	77,638 Direct	-17.46%	Disposed	367.6% (price as of 2026-08-20)
May 26, 2020	ACLS	M	16,423	$14.00	$229,922	94,061 Direct	+21.15%	Acquired	791.5% (price as of 2026-08-20)
May 17, 2020	ACLS	F	735	$23.95	$17,603	77,638 Direct	-0.94%	Disposed	421.1% (price as of 2026-08-20)
May 16, 2020	ACLS	F	598	$23.95	$14,322	78,373 Direct	-0.76%	Disposed	421.1% (price as of 2026-08-20)
May 15, 2020	ACLS	F	969	$23.52	$22,791	78,971 Direct	-1.21%	Disposed	430.7% (price as of 2026-08-20)
May 15, 2020	ACLS	A	12,615	—	—	79,940 Direct	+18.74%	Acquired	(price as of 2026-08-20)
May 15, 2020	ACLS	A	12,615	—	—	67,325 Direct	+23.06%	Acquired	(price as of 2026-08-20)
Feb. 28, 2020	ACLS	F	2,912	—	—	54,710 Direct	-5.05%	Disposed	(price as of 2026-08-20)
Feb. 28, 2020	ACLS	F	1,966	—	—	57,622 Direct	-3.30%	Disposed	(price as of 2026-08-20)
Nov. 15, 2019	ACLS	F	816	$22.74	$18,556	59,588 Direct	-1.35%	Disposed	448.9% (price as of 2026-08-20)
May 17, 2019	ACLS	F	761	$16.50	$12,556	60,404 Direct	-1.24%	Disposed	656.4% (price as of 2026-08-20)
May 17, 2019	ACLS	F	760	$16.50	$12,540	60,405 Direct	-1.24%	Disposed	656.4% (price as of 2026-08-20)
May 16, 2019	ACLS	F	618	$16.95	$10,475	61,165 Direct	-1.00%	Disposed	636.3% (price as of 2026-08-20)
May 16, 2019	ACLS	F	618	$16.95	$10,475	61,165 Direct	-1.00%	Disposed	636.3% (price as of 2026-08-20)
May 15, 2019	ACLS	A	13,183	—	—	61,783 Direct	+27.13%	Acquired	(price as of 2026-08-20)
May 15, 2019	ACLS	A	13,183	—	—	48,600 Direct	+37.22%	Acquired	(price as of 2026-08-20)
May 15, 2019	ACLS	A	13,183	—	—	61,783 Direct	+27.13%	Acquired	(price as of 2026-08-20)
May 15, 2019	ACLS	A	13,183	—	—	48,600 Direct	+37.22%	Acquired	(price as of 2026-08-20)
Feb. 28, 2019	ACLS	F	1,100	—	—	35,417 Direct	-3.01%	Disposed	(price as of 2026-08-20)
Nov. 15, 2018	ACLS	F	807	$17.02	$13,735	36,517 Direct	-2.16%	Disposed	633.3% (price as of 2026-08-20)
May 17, 2018	ACLS	F	737	$22.40	$16,509	37,324 Direct	-1.94%	Disposed	457.2% (price as of 2026-08-20)
May 16, 2018	ACLS	A	8,131	—	—	38,061 Direct	+27.17%	Acquired	(price as of 2026-08-20)
May 16, 2018	ACLS	A	8,131	—	—	29,930 Direct	+37.30%	Acquired	(price as of 2026-08-20)
Feb. 28, 2018	ACLS	D	667	—	—	22,726 Direct	-2.85%	Disposed	(price as of 2026-08-20)
Feb. 28, 2018	ACLS	F	927	—	—	21,799 Direct	-4.08%	Disposed	(price as of 2026-08-20)
Nov. 15, 2017	ACLS	F	889	$34.00	$30,226	23,393 Direct	-3.66%	Disposed	267.1% (price as of 2026-08-20)
May 17, 2017	ACLS	A	3,333	—	—	24,282 Direct	+15.91%	Acquired	(price as of 2026-08-20)
May 17, 2017	ACLS	A	10,000	—	—	20,949 Direct	+91.33%	Acquired	(price as of 2026-08-20)
Nov. 15, 2016	ACLS	A	21,898	—	—	21,898 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 15, 2016	ACLS	A	10,949	—	—	10,949 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
Aug. 30, 2021	ACLS	Stock option (right to buy)	Common Stock (5,475)	$14.00	Nov. 15, 2023	5,475	Disposed
May 26, 2020	ACLS	Stock option (right to buy)	Common Stock (16,423)	$14.00	Nov. 15, 2023	16,423	Disposed
Nov. 15, 2016	ACLS	Stock Option (right to buy)	Common Stock (21,898)	$14.00	Nov. 15, 2023	21,898	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.

ACLS

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2020	$342,692	—	$593,410	—	$363,322	—	$8,550	$1,307,974
2019	$318,577	—	$452,177	—	—	—	$8,400	$779,154
2018	$325,384	—	$364,269	—	$185,664	—	$8,250	$883,568

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