David M Sheffield

Insider

First SEC filing: April 10, 2015 · Latest: Jan. 16, 2020

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

GPN selling Dec. 11, 2025

Insider transactions

0 buys (P) 1 sells (S) Net: $-164,123 + 62 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

62 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 28, 2026	GPN	F	755	$76.46	$57,727	15,660 Direct	-4.60%	Disposed	21.0% (price as of 2026-08-20)
Feb. 28, 2026	GPN	A	1,188	$76.46	$90,834	16,415 Direct	+7.80%	Acquired	21.0% (price as of 2026-08-20)
Feb. 21, 2026	GPN	F	1,125	$82.47	$92,779	15,227 Direct	-6.88%	Disposed	12.2% (price as of 2026-08-20)
Feb. 21, 2026	GPN	A	1,914	$82.47	$157,848	16,352 Direct	+13.26%	Acquired	12.2% (price as of 2026-08-20)
Dec. 11, 2025	GPN	S	2,016	$81.41	$164,123	14,438 Direct	-12.25%	Disposed	13.7% (price as of 2026-08-20)
Aug. 12, 2025	GPN	S	2,500	$83.03	$207,575	16,454 Direct	-13.19%	Disposed	11.5% (price as of 2026-08-20)
July 1, 2025	GPN	F	1,211	$81.97	$99,266	18,939 Direct	-6.01%	Disposed	12.9% (price as of 2026-08-20)
May 8, 2025	GPN	S	2,500	$80.79	$201,975	20,150 Direct	-11.04%	Disposed	14.5% (price as of 2026-08-20)
March 1, 2025	GPN	F	562	$105.28	$59,167	22,440 Direct	-2.44%	Disposed	-12.1% (price as of 2026-08-20)
March 1, 2025	GPN	A	858	$105.28	$90,330	23,002 Direct	+3.87%	Acquired	-12.1% (price as of 2026-08-20)
Feb. 28, 2025	GPN	A	1,512	$105.28	$159,183	22,144 Direct	+7.33%	Acquired	-12.1% (price as of 2026-08-20)
Feb. 22, 2025	GPN	F	1,206	$103.18	$124,435	20,632 Direct	-5.52%	Disposed	-10.3% (price as of 2026-08-20)
Feb. 22, 2025	GPN	A	1,505	$103.18	$155,286	21,838 Direct	+7.40%	Acquired	-10.3% (price as of 2026-08-20)
Feb. 21, 2025	GPN	F	198	$103.18	$20,430	20,333 Direct	-0.96%	Disposed	-10.3% (price as of 2026-08-20)
Aug. 8, 2024	GPN	S	1,651	$100.73	$166,305	20,531 Direct	-7.44%	Disposed	-8.1% (price as of 2026-08-20)
July 1, 2024	GPN	F	1,213	$95.68	$116,060	22,182 Direct	-5.18%	Disposed	-3.3% (price as of 2026-08-20)
March 1, 2024	GPN	A	1,188	$130.09	$154,547	23,199 Direct	+5.40%	Acquired	-28.9% (price as of 2026-08-20)
Feb. 22, 2024	GPN	F	1,364	$132.45	$180,662	22,011 Direct	-5.84%	Disposed	-30.1% (price as of 2026-08-20)
Feb. 22, 2024	GPN	A	1,239	$132.45	$164,106	23,375 Direct	+5.60%	Acquired	-30.1% (price as of 2026-08-20)
Feb. 21, 2024	GPN	F	199	$132.46	$26,360	22,136 Direct	-0.89%	Disposed	-30.1% (price as of 2026-08-20)
Nov. 15, 2023	GPN	S	1,800	$112.85	$203,130	22,335 Direct	-7.46%	Disposed	-18.0% (price as of 2026-08-20)
Aug. 2, 2023	GPN	G	910	—	—	24,135 Direct	-3.63%	Disposed	(price as of 2026-08-20)
Aug. 2, 2023	GPN	S	2,016	$119.47	$240,852	25,045 Direct	-7.45%	Disposed	-22.5% (price as of 2026-08-20)
July 1, 2023	GPN	F	1,220	$98.52	$120,194	27,036 Direct	-4.32%	Disposed	-6.1% (price as of 2026-08-20)
Feb. 27, 2023	GPN	S	1,562	$113.08	$176,631	28,032 Direct	-5.28%	Disposed	-18.2% (price as of 2026-08-20)
Feb. 24, 2023	GPN	F	511	$112.21	$57,339	29,594 Direct	-1.70%	Disposed	-17.5% (price as of 2026-08-20)
Feb. 24, 2023	GPN	A	896	$112.21	$100,540	30,105 Direct	+3.07%	Acquired	-17.5% (price as of 2026-08-20)
Feb. 22, 2023	GPN	F	855	$113.94	$97,419	29,209 Direct	-2.84%	Disposed	-18.8% (price as of 2026-08-20)
Feb. 21, 2023	GPN	A	1,327	$113.12	$150,110	30,064 Direct	+4.62%	Acquired	-18.2% (price as of 2026-08-20)
Aug. 10, 2022	GPN	S	3,500	$133.20	$466,200	28,737 Direct	-10.86%	Disposed	-30.5% (price as of 2026-08-20)
July 1, 2022	GPN	A	8,114	$110.93	$900,086	32,204 Direct	+33.68%	Acquired	-16.6% (price as of 2026-08-20)
Feb. 28, 2022	GPN	S	1,006	$132.55	$133,345	23,946 Direct	-4.03%	Disposed	-30.2% (price as of 2026-08-20)
Feb. 25, 2022	GPN	F	157	$137.59	$21,602	24,952 Direct	-0.63%	Disposed	-32.7% (price as of 2026-08-20)
Feb. 24, 2022	GPN	F	69	$135.47	$9,347	25,109 Direct	-0.27%	Disposed	-31.7% (price as of 2026-08-20)
Feb. 22, 2022	GPN	A	1,483	$136.02	$201,718	25,178 Direct	+6.26%	Acquired	-32.0% (price as of 2026-08-20)
Feb. 22, 2022	GPN	F	255	$136.02	$34,685	23,652 Direct	-1.07%	Disposed	-32.0% (price as of 2026-08-20)
Feb. 22, 2022	GPN	A	3,195	$136.02	$434,584	23,907 Direct	+15.43%	Acquired	-32.0% (price as of 2026-08-20)
Aug. 3, 2021	GPN	F	5,764	$169.57	$977,401	20,712 Direct	-21.77%	Disposed	-45.4% (price as of 2026-08-20)
Aug. 3, 2021	GPN	A	12,780	$169.57	$2,167,105	26,476 Direct	+93.31%	Acquired	-45.4% (price as of 2026-08-20)
June 15, 2021	GPN	G	1,048	—	—	13,651 Direct	-7.13%	Disposed	(price as of 2026-08-20)
June 12, 2021	GPN	F	5,712	$193.50	$1,105,272	14,699 Direct	-27.98%	Disposed	-52.2% (price as of 2026-08-20)
March 1, 2021	GPN	S	711	$200.41	$142,492	20,376 Direct	-3.37%	Disposed	-53.8% (price as of 2026-08-20)
Feb. 26, 2021	GPN	F	263	$197.99	$52,071	21,087 Direct	-1.23%	Disposed	-53.3% (price as of 2026-08-20)
Feb. 25, 2021	GPN	F	243	$199.39	$48,452	21,350 Direct	-1.13%	Disposed	-53.6% (price as of 2026-08-20)
Feb. 24, 2021	GPN	F	118	$204.27	$24,104	21,593 Direct	-0.54%	Disposed	-54.7% (price as of 2026-08-20)
Feb. 22, 2021	GPN	A	718	$196.06	$140,771	21,711 Direct	+3.42%	Acquired	-52.8% (price as of 2026-08-20)
Feb. 10, 2021	GPN	G	977	—	—	20,993 Direct	-4.45%	Disposed	(price as of 2026-08-20)
April 21, 2020	GPN	F	94	$141.29	$13,281	21,893 Direct	-0.43%	Disposed	-34.5% (price as of 2026-08-20)
March 2, 2020	GPN	S	586	$187.47	$109,857	21,853 Direct	-2.61%	Disposed	-50.6% (price as of 2026-08-20)
March 1, 2020	GPN	F	253	$183.97	$46,544	22,439 Direct	-1.11%	Disposed	-49.7% (price as of 2026-08-20)
Feb. 28, 2020	GPN	S	967	$176.75	$170,917	22,692 Direct	-4.09%	Disposed	-47.6% (price as of 2026-08-20)
Feb. 26, 2020	GPN	F	174	$189.65	$32,999	23,659 Direct	-0.73%	Disposed	-51.2% (price as of 2026-08-20)
Feb. 25, 2020	GPN	F	179	$191.20	$34,225	23,833 Direct	-0.75%	Disposed	-51.6% (price as of 2026-08-20)
Feb. 24, 2020	GPN	A	702	$200.42	$140,695	24,012 Direct	+3.01%	Acquired	-53.8% (price as of 2026-08-20)
July 29, 2019	GPN	F	95	$171.45	$16,288	23,684 Direct	-0.40%	Disposed	-46.0% (price as of 2026-08-20)
March 1, 2019	GPN	F	253	$131.49	$33,267	23,670 Direct	-1.06%	Disposed	-29.6% (price as of 2026-08-20)
Feb. 26, 2019	GPN	F	206	$128.40	$26,450	23,923 Direct	-0.85%	Disposed	-27.9% (price as of 2026-08-20)
Feb. 25, 2019	GPN	A	1,560	$128.22	$200,023	24,129 Direct	+6.91%	Acquired	-27.8% (price as of 2026-08-20)
July 30, 2018	GPN	F	457	$112.26	$51,303	22,939 Direct	-1.95%	Disposed	-17.6% (price as of 2026-08-20)
July 29, 2018	GPN	F	95	$115.25	$10,949	23,396 Direct	-0.40%	Disposed	-19.7% (price as of 2026-08-20)
June 12, 2018	GPN	A	12,663	$118.46	$1,500,059	23,304 Direct	+119.00%	Acquired	-21.9% (price as of 2026-08-20)
April 6, 2018	GPN	F	327	$108.77	$35,568	10,641 Direct	-2.98%	Disposed	-14.9% (price as of 2026-08-20)
March 1, 2018	GPN	F	292	$111.45	$32,543	10,968 Direct	-2.59%	Disposed	-17.0% (price as of 2026-08-20)
Feb. 26, 2018	GPN	A	1,744	$114.70	$200,037	11,260 Direct	+18.33%	Acquired	-19.3% (price as of 2026-08-20)
July 30, 2017	GPN	F	203	$94.52	$19,188	9,471 Direct	-2.10%	Disposed	-2.1% (price as of 2026-08-20)
July 29, 2017	GPN	F	104	$94.52	$9,830	9,674 Direct	-1.06%	Disposed	-2.1% (price as of 2026-08-20)
April 21, 2017	GPN	A	310	$80.86	$25,067	9,555 Direct	+3.35%	Acquired	14.4% (price as of 2026-08-20)
April 6, 2017	GPN	F	351	$78.09	$27,410	9,192 Direct	-3.68%	Disposed	18.5% (price as of 2026-08-20)
March 1, 2017	GPN	A	2,518	$79.45	$200,055	9,543 Direct	+35.84%	Acquired	16.5% (price as of 2026-08-20)
July 30, 2016	GPN	F	291	$74.66	$21,726	6,913 Direct	-4.04%	Disposed	23.9% (price as of 2026-08-20)
July 29, 2016	GPN	A	938	$74.66	$70,031	7,110 Direct	+15.20%	Acquired	23.9% (price as of 2026-08-20)
April 6, 2016	GPN	F	378	$70.86	$26,785	6,172 Direct	-5.77%	Disposed	30.6% (price as of 2026-08-20)
July 30, 2015	GPN	A	448	$111.84	$50,104	2,982 Direct	+17.68%	Acquired	65.5% (price as of 2026-08-20)
July 30, 2015	GPN	A	913	$111.84	$102,110	2,534 Direct	+56.32%	Acquired	65.5% (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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
April 10, 2015	GPN	Common Stock	1,621	Direct