Megan D Burkhart

Insider

First SEC filing: May 22, 2026 · Latest: May 22, 2026

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

XELLL

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 76 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

76 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 28, 2026	XELLL	A	584	—	—	23,841 Direct	+2.51%	Acquired	(price as of 2026-08-21)
May 21, 2026	XELLL	A	2,254	—	—	23,257 Direct	+10.73%	Acquired	(price as of 2026-08-21)
March 28, 2026	XELLL	A	615	—	—	20,854 Direct	+3.04%	Acquired	(price as of 2026-08-21)
Feb. 1, 2026	28412	D	83,853	—	—	0	—	—
Jan. 27, 2026	28412	A	9,450	—	—	83,853	—	—
Jan. 15, 2026	28412	F	3,059	$91.51	$279,929	55,403 Direct	-5.23%	Disposed
Jan. 15, 2026	28412	A	7,574	—	—	58,462 Direct	+14.88%	Acquired
Dec. 29, 2025	28412	F	1,454	$87.95	$127,879	50,887	—	—
Dec. 28, 2025	XELLL	A	645	—	—	20,089 Direct	+3.32%	Acquired	(price as of 2026-08-21)
Sept. 28, 2025	XELLL	A	605	—	—	19,313 Direct	+3.23%	Acquired	(price as of 2026-08-21)
June 28, 2025	XELLL	A	647	—	—	18,562 Direct	+3.61%	Acquired	(price as of 2026-08-21)
May 22, 2025	XELLL	A	2,431	—	—	17,915 Direct	+15.70%	Acquired	(price as of 2026-08-21)
March 28, 2025	XELLL	A	584	—	—	15,363 Direct	+3.95%	Acquired	(price as of 2026-08-21)
Feb. 20, 2025	28412	F	2,067	$67.01	$138,510	52,334 Direct	-3.80%	Disposed
Feb. 20, 2025	28412	A	5,251	—	—	54,401 Direct	+10.68%	Acquired
Jan. 28, 2025	28412	A	5,980	—	—	49,150 Direct	+13.85%	Acquired
Jan. 28, 2025	28412	F	210	$63.53	$13,341	43,170 Direct	-0.48%	Disposed
Jan. 24, 2025	28412	F	754	$63.27	$47,706	43,380 Direct	-1.71%	Disposed
Jan. 24, 2025	28412	F	210	$63.27	$13,287	44,134 Direct	-0.47%	Disposed
Jan. 24, 2025	28412	F	337	$63.27	$21,322	44,344 Direct	-0.75%	Disposed
Dec. 28, 2024	XELLL	A	594	—	—	14,659 Direct	+4.22%	Acquired	(price as of 2026-08-21)
Nov. 20, 2024	28412	G	4,292	—	—	44,678 Direct	-8.76%	Disposed
Sept. 27, 2024	XELLL	A	627	—	—	13,950 Direct	+4.71%	Acquired	(price as of 2026-08-21)
June 28, 2024	XELLL	A	752	—	—	13,195 Direct	+6.04%	Acquired	(price as of 2026-08-21)
May 22, 2024	XELLL	A	3,062	—	—	12,443 Direct	+32.64%	Acquired	(price as of 2026-08-21)
March 28, 2024	XELLL	A	759	—	—	9,294 Direct	+8.89%	Acquired	(price as of 2026-08-21)
Feb. 26, 2024	28412	F	4,064	$48.97	$199,014	49,880 Direct	-7.53%	Disposed
Feb. 26, 2024	28412	A	10,327	—	—	53,944 Direct	+23.68%	Acquired
Jan. 26, 2024	28412	F	592	$54.92	$32,513	43,617 Direct	-1.34%	Disposed
Jan. 25, 2024	28412	F	434	$54.97	$23,857	44,209 Direct	-0.97%	Disposed
Jan. 23, 2024	28412	A	4,800	—	—	4,800 Direct	—	Acquired
Jan. 23, 2024	28412	A	4,725	$53.96	$254,961	44,643 Direct	+11.84%	Acquired
Jan. 22, 2024	28412	F	180	$53.67	$9,661	39,918	—	—
Dec. 28, 2023	XELLL	A	658	—	—	8,467 Direct	+8.43%	Acquired	(price as of 2026-08-21)
Sept. 28, 2023	XELLL	A	708	—	—	7,747 Direct	+10.06%	Acquired	(price as of 2026-08-21)
July 14, 2023	28412	F	2,666	$47.27	$126,022	39,175 Direct	-6.37%	Disposed
June 28, 2023	XELLL	A	621	—	—	6,987 Direct	+9.75%	Acquired	(price as of 2026-08-21)
May 24, 2023	XELLL	A	2,610	—	—	6,366 Direct	+69.49%	Acquired	(price as of 2026-08-21)
March 28, 2023	XELLL	A	574	—	—	3,733 Direct	+18.17%	Acquired	(price as of 2026-08-21)
Feb. 28, 2023	28412	F	2,370	$70.10	$166,137	41,835 Direct	-5.36%	Disposed
Feb. 28, 2023	28412	A	6,021	—	—	44,205 Direct	+15.77%	Acquired
Jan. 28, 2023	28412	F	420	$72.57	$30,479	38,184 Direct	-1.09%	Disposed
Jan. 26, 2023	28412	F	717	$72.03	$51,646	38,604 Direct	-1.82%	Disposed
Jan. 24, 2023	28412	A	3,905	—	—	3,905 Direct	—	Acquired
Jan. 24, 2023	28412	A	3,375	—	—	39,321 Direct	+9.39%	Acquired
Jan. 23, 2023	28412	F	145	$71.96	$10,434	35,946 Direct	-0.40%	Disposed
Jan. 22, 2023	28412	F	180	$69.13	$12,443	36,091 Direct	-0.50%	Disposed
Feb. 3, 2022	28412	G	1,200	—	—	36,264 Direct	-3.20%	Disposed
Jan. 25, 2022	28412	A	1,945	—	—	37,464 Direct	+5.48%	Acquired
Jan. 25, 2022	28412	A	2,410	—	—	2,410 Direct	—	Acquired
Jan. 24, 2022	28412	F	87	$90.53	$7,876	35,519 Direct	-0.24%	Disposed
Jan. 23, 2022	28412	F	144	$89.70	$12,917	35,606 Direct	-0.40%	Disposed
Jan. 22, 2022	28412	F	359	$89.70	$32,202	35,750 Direct	-0.99%	Disposed
Oct. 27, 2021	28412	M	3,815	—	—	0 Direct	-100.00%	Disposed
Oct. 27, 2021	28412	M	3,325	—	—	0 Direct	-100.00%	Disposed
Oct. 27, 2021	28412	M	2,786	—	—	0 Direct	-100.00%	Disposed
Oct. 27, 2021	28412	S	300	$86.86	$26,058	36,108 Direct	-0.82%	Disposed
Oct. 27, 2021	28412	S	452	$86.85	$39,256	36,408 Direct	-1.23%	Disposed
Oct. 27, 2021	28412	S	1,479	$86.85	$128,451	36,860 Direct	-3.86%	Disposed
Oct. 27, 2021	28412	S	25	$86.93	$2,173	38,339 Direct	-0.07%	Disposed
Oct. 27, 2021	28412	S	1,734	$86.92	$150,719	38,364 Direct	-4.32%	Disposed
Oct. 27, 2021	28412	S	300	$86.89	$26,067	40,098 Direct	-0.74%	Disposed
Oct. 27, 2021	28412	S	941	$86.91	$81,782	40,398 Direct	-2.28%	Disposed
Oct. 27, 2021	28412	S	1,909	$86.87	$165,835	41,339 Direct	-4.41%	Disposed
Oct. 27, 2021	28412	S	384	$86.97	$33,396	43,248 Direct	-0.88%	Disposed
Oct. 27, 2021	28412	S	2,402	$86.96	$208,878	43,632 Direct	-5.22%	Disposed
Oct. 27, 2021	28412	M	3,815	$32.97	$125,781	46,034 Direct	+9.04%	Acquired
Oct. 27, 2021	28412	M	3,325	$42.32	$140,714	42,219 Direct	+8.55%	Acquired
Oct. 27, 2021	28412	M	2,786	$49.51	$137,935	38,894 Direct	+7.72%	Acquired
Feb. 25, 2021	28412	S	2,278	$70.64	$160,918	36,103 Direct	-5.94%	Disposed
Feb. 23, 2021	28412	F	1,479	$69.59	$102,924	38,381 Direct	-3.71%	Disposed
Feb. 23, 2021	28412	A	3,757	—	—	39,860 Direct	+10.41%	Acquired
Jan. 26, 2021	28412	A	3,770	—	—	3,770 Direct	—	Acquired
Jan. 26, 2021	28412	A	3,445	—	—	36,103 Direct	+10.55%	Acquired
Jan. 26, 2021	28412	F	194	$60.12	$11,663	32,658 Direct	-0.59%	Disposed
Jan. 24, 2021	28412	F	101	$62.16	$6,278	32,852 Direct	-0.31%	Disposed
Jan. 23, 2021	28412	F	288	$62.16	$17,902	32,953 Direct	-0.87%	Disposed
July 15, 2020	28412	A	6,775	—	—	33,236 Direct	+25.60%	Acquired
Feb. 28, 2020	28412	S	4,084	$51.27	$209,387	26,454 Direct	-13.37%	Disposed
Feb. 25, 2020	28412	F	2,651	$56.79	$150,550	30,538 Direct	-7.99%	Disposed
Feb. 25, 2020	28412	A	6,735	—	—	33,189 Direct	+25.46%	Acquired
Jan. 28, 2020	28412	A	2,130	—	—	26,454 Direct	+8.76%	Acquired
Jan. 28, 2020	28412	A	4,145	—	—	4,145 Direct	—	Acquired
Jan. 27, 2020	28412	F	151	$62.72	$9,471	24,324 Direct	-0.62%	Disposed
Jan. 26, 2020	28412	F	193	$64.73	$12,493	24,475 Direct	-0.78%	Disposed
Jan. 24, 2020	28412	F	201	$64.73	$13,011	24,668 Direct	-0.81%	Disposed
Feb. 27, 2019	28412	S	4	$87.58	$350	24,863 Direct	-0.02%	Disposed
Feb. 27, 2019	28412	S	10	$87.57	$876	24,867 Direct	-0.04%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	24,877 Direct	-0.40%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	24,977 Direct	-0.40%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	25,077 Direct	-0.40%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	25,177 Direct	-0.40%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	25,277 Direct	-0.39%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	25,377 Direct	-0.39%	Disposed
Feb. 27, 2019	28412	S	100	$87.57	$8,757	25,477 Direct	-0.39%	Disposed
Feb. 27, 2019	28412	S	500	$87.56	$43,780	25,577 Direct	-1.92%	Disposed
Feb. 27, 2019	28412	S	307	$87.55	$26,878	26,077 Direct	-1.16%	Disposed
Feb. 27, 2019	28412	S	5,922	$87.55	$518,471	26,384 Direct	-18.33%	Disposed
Feb. 26, 2019	28412	F	4,290	$86.37	$370,527	32,306 Direct	-11.72%	Disposed
Feb. 26, 2019	28412	A	10,901	—	—	36,596 Direct	+42.42%	Acquired

Showing latest 100 of 181 transactions

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. 23, 2024	28412	Employee Stock Option (right to buy)	Common Stock (4,800)	$53.96	Jan. 23, 2034	4,800	Acquired
Jan. 24, 2023	28412	Employee Stock Option (right to buy)	Common Stock (3,905)	$71.16	Jan. 24, 2033	3,905	Acquired
Jan. 25, 2022	28412	Employee Stock Option (right to buy)	Common Stock (2,410)	$92.58	Jan. 25, 2032	2,410	Acquired
Oct. 27, 2021	28412	Employee Stock Option (right to buy)	Common Stock (3,815)	$32.97	Jan. 26, 2026	3,815	Disposed
Oct. 27, 2021	28412	Employee Stock Option (right to buy)	Common Stock (3,325)	$42.32	Jan. 27, 2025	3,325	Disposed
Oct. 27, 2021	28412	Employee Stock Option (right to buy)	Common Stock (2,786)	$49.51	Jan. 21, 2024	2,786	Disposed
Jan. 26, 2021	28412	Employee Stock Option (right to buy)	Common Stock (3,770)	$60.12	Jan. 26, 2031	3,770	Acquired
Jan. 28, 2020	28412	Employee Stock Option (right to buy)	Common Stock (4,145)	$63.15	Jan. 28, 2030	4,145	Acquired
Jan. 22, 2019	28412	Employee Stock Option (right to buy)	Common Stock (2,265)	$80.17	Jan. 22, 2029	2,265	Acquired
Jan. 25, 2018	28412	Employee Stock Option (right to buy)	Common Stock (3,000)	$33.79	Jan. 22, 2023	3,000	Disposed
Jan. 23, 2018	28412	Employee Stock Option (right to buy)	Common Stock (1,615)	$95.25	Jan. 23, 2028	1,615	Acquired
Jan. 31, 2017	28412	Employee Stock Option (right to buy)	Common Stock (11,000)	$39.10	Jan. 25, 2021	11,000	Disposed
Jan. 31, 2017	28412	Employee Stock Option (right to buy)	Common Stock (15,000)	$34.78	Jan. 26, 2020	15,000	Disposed
Jan. 31, 2017	28412	Employee Stock Option (right to buy)	Common Stock (2,800)	$37.45	Jan. 22, 2018	2,800	Disposed
Jan. 24, 2017	28412	Employee Stock Option (right to buy)	Common Stock (2,050)	$67.66	Jan. 24, 2027	2,050	Acquired
Nov. 18, 2016	28412	Employee Stock Option (right to buy)	Common Stock (11,500)	$29.60	Jan. 24, 2022	11,500	Disposed
Nov. 18, 2016	28412	Employee Stock Option (right to buy)	Common Stock (2,100)	$17.32	Jan. 27, 2019	2,100	Disposed
Nov. 18, 2016	28412	Employee Stock Option (right to buy)	Common Stock (3,200)	$58.98	Jan. 23, 2017	3,200	Disposed
Jan. 26, 2016	28412	Employee Stock Option (right to buy)	Common Stock (3,815)	$32.97	Jan. 26, 2026	3,815	Acquired
Jan. 27, 2015	28412	Employee Stock Option (right to buy)	Common Stock (3,325)	$42.32	Jan. 27, 2025	3,325	Acquired
Jan. 21, 2014	28412	Employee Stock Option (right to buy)	Common Stock (2,786)	$49.51	Jan. 21, 2024	2,786	Acquired
Jan. 22, 2013	28412	Employee Stock Option (right to buy)	Common Stock (3,000)	$33.79	Jan. 22, 2023	3,000	Acquired
Jan. 24, 2012	28412	Employee Stock Option (right to buy)	Common Stock (11,500)	$29.60	Jan. 24, 2022	11,500	Acquired
Jan. 25, 2011	28412	Employee Stock Option (right to buy)	Common Stock (11,000)	$39.10	Jan. 25, 2021	11,000	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
June 23, 2022	XELLL	Common Stock	0	Direct