Mark C Gossett

Insider

First SEC filing: Feb. 4, 2020 · Latest: March 4, 2025

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

NTRSO selling Aug. 27, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 29 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

29 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 1, 2025	NTRSO	F	2,667	$110.27	$294,090	39,817 Direct	-6.28%	Disposed	-83.3% (price as of 2026-08-20)
Feb. 18, 2025	NTRSO	F	6,495	$112.69	$731,922	42,484 Direct	-13.26%	Disposed	-83.7% (price as of 2026-08-20)
Feb. 18, 2025	NTRSO	A	15,592	—	—	48,979 Direct	+46.70%	Acquired	(price as of 2026-08-20)
Feb. 5, 2025	NTRSO	A	4,978	—	—	33,387 Direct	+17.52%	Acquired	(price as of 2026-08-20)
Dec. 3, 2024	NTRSO	F	298	$110.31	$32,872	28,409 Direct	-1.04%	Disposed	-83.3% (price as of 2026-08-20)
Aug. 27, 2024	NTRSO	S	6,000	$88.90	$533,400	28,707 Direct	-17.29%	Disposed	-79.3% (price as of 2026-08-20)
March 1, 2024	NTRSO	F	2,092	$81.90	$171,335	34,707 Direct	-5.68%	Disposed	-77.6% (price as of 2026-08-20)
Feb. 21, 2024	NTRSO	A	7,361	—	—	36,799 Direct	+25.01%	Acquired	(price as of 2026-08-20)
Feb. 20, 2024	NTRSO	F	5,420	$79.51	$430,944	29,438 Direct	-15.55%	Disposed	-76.9% (price as of 2026-08-20)
Feb. 20, 2024	NTRSO	A	13,426	—	—	34,858 Direct	+62.64%	Acquired	(price as of 2026-08-20)
Dec. 5, 2023	NTRSO	F	291	$80.36	$23,385	21,432 Direct	-1.34%	Disposed	-77.1% (price as of 2026-08-20)
March 1, 2023	NTRSO	F	1,753	$94.49	$165,641	21,723 Direct	-7.47%	Disposed	-80.5% (price as of 2026-08-20)
Feb. 22, 2023	NTRSO	A	7,170	—	—	23,560 Direct	+43.75%	Acquired	(price as of 2026-08-20)
Feb. 21, 2023	NTRSO	F	846	$94.70	$80,116	16,390 Direct	-4.91%	Disposed	-80.6% (price as of 2026-08-20)
Feb. 21, 2023	NTRSO	A	2,723	—	—	17,236 Direct	+18.76%	Acquired	(price as of 2026-08-20)
Dec. 5, 2022	NTRSO	F	262	$90.19	$23,630	14,513 Direct	-1.77%	Disposed	-79.6% (price as of 2026-08-20)
March 1, 2022	NTRSO	F	1,526	$109.14	$166,548	14,775 Direct	-9.36%	Disposed	-83.2% (price as of 2026-08-20)
Feb. 23, 2022	NTRSO	A	6,468	—	—	16,301 Direct	+65.78%	Acquired	(price as of 2026-08-20)
Jan. 18, 2022	NTRSO	F	292	$132.16	$38,591	9,833 Direct	-2.88%	Disposed	-86.1% (price as of 2026-08-20)
Jan. 18, 2022	NTRSO	A	843	—	—	10,125 Direct	+9.08%	Acquired	(price as of 2026-08-20)
Dec. 3, 2021	NTRSO	F	222	$117.38	$26,058	9,282 Direct	-2.34%	Disposed	-84.3% (price as of 2026-08-20)
May 14, 2021	NTRSO	S	3,276	$119.91	$392,825	9,504 Direct	-25.63%	Disposed	-84.7% (price as of 2026-08-20)
March 1, 2021	NTRSO	F	673	$98.43	$66,243	12,760 Direct	-5.01%	Disposed	-81.3% (price as of 2026-08-20)
Feb. 22, 2021	NTRSO	F	594	$96.92	$57,570	13,433 Direct	-4.23%	Disposed	-81.0% (price as of 2026-08-20)
Feb. 17, 2021	NTRSO	A	5,477	—	—	14,027 Direct	+64.06%	Acquired	(price as of 2026-08-20)
Dec. 3, 2020	NTRSO	F	67	$93.31	$6,252	8,550 Direct	-0.78%	Disposed	-80.3% (price as of 2026-08-20)
May 27, 2020	NTRSO	S	5,115	$83.08	$424,954	8,617 Direct	-37.25%	Disposed	-77.9% (price as of 2026-08-20)
March 2, 2020	NTRSO	F	809	$86.63	$70,084	13,732 Direct	-5.56%	Disposed	-78.8% (price as of 2026-08-20)
Feb. 21, 2020	NTRSO	F	594	$101.35	$60,202	14,541 Direct	-3.92%	Disposed	-81.9% (price as of 2026-08-20)
Feb. 18, 2020	NTRSO	A	1,649	—	—	15,135 Direct	+12.23%	Acquired	(price as of 2026-08-20)
Feb. 16, 2020	NTRSO	F	1,044	$100.60	$105,026	13,486 Direct	-7.19%	Disposed	-81.7% (price as of 2026-08-20)
Feb. 7, 2020	NTRSO	I	2,459	$101.26	$248,998	2,459 Indirect	—	Acquired	-81.8% (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
Feb. 4, 2020	NTRSO	Common Stock	14,530	Direct