Ellen H Masterson

Insider

First SEC filing: May 20, 2026 · Latest: May 20, 2026

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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.

Insider at

Insider transactions

1 buys (P) 0 sells (S) Net: $23,880 + 24 non-open-market transactions below Avg return of open purchases vs now: 161.5% 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

24 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 18, 2026	NSP	A	6,201	—	—	27,181 Direct	+29.56%	Acquired	(price as of 2026-08-20)
April 30, 2026	WHG	A	5,780	—	—	52,614 Direct	+12.34%	Acquired	(price as of 2026-08-20)
March 11, 2026	NSP	P	1,200	$19.90	$23,880	20,980 Direct	+6.07%	Acquired	161.5% (price as of 2026-08-20)
Aug. 4, 2025	NSP	P	490	$45.30	$22,197	19,780 Direct	+2.54%	Acquired	14.9% (price as of 2026-08-20)
May 20, 2025	NSP	A	2,678	—	—	19,290 Direct	+16.12%	Acquired	(price as of 2026-08-20)
April 30, 2025	WHG	A	5,690	—	—	46,834 Direct	+13.83%	Acquired	(price as of 2026-08-20)
Feb. 12, 2025	NSP	P	1,755	$85.75	$150,491	16,612 Direct	+11.81%	Acquired	-39.3% (price as of 2026-08-20)
May 21, 2024	NSP	A	1,818	—	—	14,857 Direct	+13.94%	Acquired	(price as of 2026-08-20)
May 20, 2024	WHG	A	7,547	—	—	41,144 Direct	+22.46%	Acquired	(price as of 2026-08-20)
Dec. 15, 2023	NSP	S	100	$117.55	$11,755	0 Indirect	-100.00%	Disposed	-55.7% (price as of 2026-08-20)
May 22, 2023	NSP	A	1,574	—	—	13,039 Direct	+13.73%	Acquired	(price as of 2026-08-20)
April 26, 2023	WHG	A	7,917	—	—	33,597 Direct	+30.83%	Acquired	(price as of 2026-08-20)
April 26, 2023	WHG	A	7,917	—	—	27,699 Direct	+40.02%	Acquired	(price as of 2026-08-20)
May 23, 2022	NSP	A	1,877	—	—	11,465 Direct	+19.58%	Acquired	(price as of 2026-08-20)
April 27, 2022	WHG	A	5,898	—	—	25,680 Direct	+29.81%	Acquired	(price as of 2026-08-20)
May 24, 2021	NSP	A	1,974	—	—	9,588 Direct	+25.93%	Acquired	(price as of 2026-08-20)
April 28, 2021	WHG	A	5,609	—	—	19,782 Direct	+39.58%	Acquired	(price as of 2026-08-20)
May 20, 2020	NSP	A	3,234	—	—	7,614 Direct	+73.84%	Acquired	(price as of 2026-08-20)
April 29, 2020	WHG	A	3,727	—	—	14,173 Direct	+35.68%	Acquired	(price as of 2026-08-20)
Nov. 5, 2019	NSP	P	100	$70.84	$7,084	100 Indirect	—	Acquired	-26.5% (price as of 2026-08-20)
May 22, 2019	NSP	A	1,288	—	—	4,380 Direct	+41.66%	Acquired	(price as of 2026-08-20)
April 24, 2019	WHG	A	2,578	—	—	10,446 Direct	+32.77%	Acquired	(price as of 2026-08-20)
May 23, 2018	NSP	A	1,194	—	—	3,092 Direct	+62.91%	Acquired	(price as of 2026-08-20)
April 25, 2018	WHG	A	1,622	—	—	7,868 Direct	+25.97%	Acquired	(price as of 2026-08-20)
Sept. 21, 2017	NSP	A	949	—	—	949 Direct	—	Acquired	(price as of 2026-08-20)
April 26, 2017	WHG	A	1,661	—	—	6,246 Direct	+36.23%	Acquired	(price as of 2026-08-20)
April 27, 2016	WHG	A	1,570	—	—	4,585 Direct	+52.07%	Acquired	(price as of 2026-08-20)
April 29, 2015	WHG	A	1,484	—	—	3,015 Direct	+96.93%	Acquired	(price as of 2026-08-20)
April 17, 2014	WHG	A	1,531	—	—	1,531 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.