Teresa Parker

Insider

First SEC filing: Oct. 10, 2024 · Latest: May 12, 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.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

NTRSO selling May 9, 2025

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 53 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

53 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 9, 2025	NTRSO	S	6,467	$100.62	$650,710	79,391 Direct	-7.53%	Disposed	-81.7% (price as of 2026-08-20)
March 1, 2025	NTRSO	F	3,592	$110.27	$396,090	85,858 Direct	-4.02%	Disposed	-83.3% (price as of 2026-08-20)
Feb. 21, 2025	NTRSO	F	1,757	$113.16	$198,822	89,450 Direct	-1.93%	Disposed	-83.8% (price as of 2026-08-20)
Feb. 5, 2025	NTRSO	A	12,640	—	—	91,207 Direct	+16.09%	Acquired	(price as of 2026-08-20)
Dec. 3, 2024	NTRSO	F	759	$110.31	$83,725	78,567 Direct	-0.96%	Disposed	-83.3% (price as of 2026-08-20)
Oct. 25, 2024	NTRSO	S	4,439	$100.86	$447,718	79,326 Direct	-5.30%	Disposed	-81.8% (price as of 2026-08-20)
Aug. 9, 2024	NTRSO	S	5,883	$84.06	$494,525	83,765 Direct	-6.56%	Disposed	-78.1% (price as of 2026-08-20)
March 1, 2024	NTRSO	F	3,120	$81.90	$255,528	89,648 Direct	-3.36%	Disposed	-77.6% (price as of 2026-08-20)
Feb. 22, 2024	NTRSO	F	1,715	$80.15	$137,457	92,768 Direct	-1.82%	Disposed	-77.1% (price as of 2026-08-20)
Feb. 21, 2024	NTRSO	A	18,731	—	—	94,483 Direct	+24.73%	Acquired	(price as of 2026-08-20)
Dec. 5, 2023	NTRSO	F	670	$80.36	$53,841	75,752 Direct	-0.88%	Disposed	-77.1% (price as of 2026-08-20)
March 1, 2023	NTRSO	F	2,218	$94.49	$209,579	76,422 Direct	-2.82%	Disposed	-80.5% (price as of 2026-08-20)
Feb. 23, 2023	NTRSO	F	1,418	$93.70	$132,867	78,640 Direct	-1.77%	Disposed	-80.4% (price as of 2026-08-20)
Feb. 22, 2023	NTRSO	A	17,950	—	—	80,058 Direct	+28.90%	Acquired	(price as of 2026-08-20)
Dec. 5, 2022	NTRSO	F	545	$90.19	$49,154	62,109 Direct	-0.87%	Disposed	-79.6% (price as of 2026-08-20)
March 1, 2022	NTRSO	F	1,273	$109.14	$138,935	62,654 Direct	-1.99%	Disposed	-83.2% (price as of 2026-08-20)
Feb. 23, 2022	NTRSO	A	14,578	—	—	63,927 Direct	+29.54%	Acquired	(price as of 2026-08-20)
Feb. 17, 2022	NTRSO	F	1,299	$121.75	$158,153	49,349 Direct	-2.56%	Disposed	-84.9% (price as of 2026-08-20)
Dec. 3, 2021	NTRSO	F	404	$117.38	$47,422	50,648 Direct	-0.79%	Disposed	-84.3% (price as of 2026-08-20)
Oct. 22, 2021	NTRSO	S	4,000	$125.22	$500,880	51,052 Direct	-7.27%	Disposed	-85.3% (price as of 2026-08-20)
Aug. 23, 2021	NTRSO	F	612	$115.62	$70,759	55,052 Direct	-1.10%	Disposed	-84.1% (price as of 2026-08-20)
April 23, 2021	NTRSO	M	1,916	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
April 23, 2021	NTRSO	S	1,916	$109.56	$209,917	55,664 Direct	-3.33%	Disposed	-83.2% (price as of 2026-08-20)
April 23, 2021	NTRSO	M	1,916	$58.25	$111,607	57,580 Direct	+3.44%	Acquired	-68.4% (price as of 2026-08-20)
April 23, 2021	NTRSO	S	3,000	$109.50	$328,500	55,664 Direct	-5.11%	Disposed	-83.2% (price as of 2026-08-20)
March 1, 2021	NTRSO	F	384	$98.43	$37,797	58,664 Direct	-0.65%	Disposed	-81.3% (price as of 2026-08-20)
Feb. 18, 2021	NTRSO	F	1,247	$96.31	$120,099	59,048 Direct	-2.07%	Disposed	-80.9% (price as of 2026-08-20)
Feb. 17, 2021	NTRSO	A	13,368	—	—	60,295 Direct	+28.49%	Acquired	(price as of 2026-08-20)
Dec. 3, 2020	NTRSO	F	488	$93.31	$45,535	46,927 Direct	-1.03%	Disposed	-80.3% (price as of 2026-08-20)
Nov. 18, 2020	NTRSO	S	2,289	$94.26	$215,761	47,415 Direct	-4.61%	Disposed	-80.5% (price as of 2026-08-20)
Aug. 21, 2020	NTRSO	F	612	$81.17	$49,676	49,704 Direct	-1.22%	Disposed	-77.4% (price as of 2026-08-20)
Feb. 18, 2020	NTRSO	A	13,017	—	—	50,316 Direct	+34.90%	Acquired	(price as of 2026-08-20)
Feb. 16, 2020	NTRSO	F	509	$100.60	$51,205	37,299 Direct	-1.35%	Disposed	-81.7% (price as of 2026-08-20)
Feb. 6, 2020	NTRSO	M	1,057	—	—	1,916 Direct	-35.55%	Disposed	(price as of 2026-08-20)
Feb. 6, 2020	NTRSO	S	1,057	$102.84	$108,702	37,808 Direct	-2.72%	Disposed	-82.1% (price as of 2026-08-20)
Feb. 6, 2020	NTRSO	M	1,057	$58.25	$61,570	38,865 Direct	+2.80%	Acquired	-68.4% (price as of 2026-08-20)
Jan. 24, 2020	NTRSO	M	4,692	—	—	2,973 Direct	-61.21%	Disposed	(price as of 2026-08-20)
Jan. 24, 2020	NTRSO	M	5,935	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 24, 2020	NTRSO	M	6,163	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 24, 2020	NTRSO	S	8,363	$103.18	$862,894	37,808 Direct	-18.11%	Disposed	-82.2% (price as of 2026-08-20)
Jan. 24, 2020	NTRSO	S	8,427	$102.38	$862,756	46,171 Direct	-15.43%	Disposed	-82.0% (price as of 2026-08-20)
Jan. 24, 2020	NTRSO	M	4,692	$58.25	$273,309	54,598 Direct	+9.40%	Acquired	-68.4% (price as of 2026-08-20)
Jan. 24, 2020	NTRSO	M	5,935	$70.21	$416,696	49,906 Direct	+13.50%	Acquired	-73.8% (price as of 2026-08-20)
Jan. 24, 2020	NTRSO	M	6,163	$60.85	$375,019	43,971 Direct	+16.30%	Acquired	-69.8% (price as of 2026-08-20)
Dec. 12, 2019	NTRSO	F	436	$108.68	$47,384	37,808 Direct	-1.14%	Disposed	-83.1% (price as of 2026-08-20)
April 25, 2019	NTRSO	S	3,000	$97.50	$292,500	38,244 Direct	-7.27%	Disposed	-81.1% (price as of 2026-08-20)
Feb. 19, 2019	NTRSO	F	1,554	$92.83	$144,258	41,424 Direct	-3.62%	Disposed	-80.2% (price as of 2026-08-20)
Feb. 19, 2019	NTRSO	A	14,920	—	—	42,798 Direct	+53.52%	Acquired	(price as of 2026-08-20)
Feb. 19, 2019	NTRSO	F	422	$92.83	$39,174	27,878 Direct	-1.49%	Disposed	-80.2% (price as of 2026-08-20)
Feb. 19, 2019	NTRSO	F	509	$92.83	$47,250	28,300 Direct	-1.77%	Disposed	-80.2% (price as of 2026-08-20)
Jan. 22, 2019	NTRSO	F	2,102	$90.42	$190,063	29,073 Direct	-6.74%	Disposed	-79.7% (price as of 2026-08-20)
Jan. 22, 2019	NTRSO	A	4,884	—	—	31,175 Direct	+18.58%	Acquired	(price as of 2026-08-20)
Dec. 7, 2018	NTRSO	F	332	$90.36	$30,000	26,291 Direct	-1.25%	Disposed	-79.7% (price as of 2026-08-20)
July 20, 2018	NTRSO	S	5,606	$108.23	$606,737	26,623 Direct	-17.39%	Disposed	-83.0% (price as of 2026-08-20)
Feb. 20, 2018	NTRSO	F	1,131	$105.15	$118,925	32,229 Direct	-3.39%	Disposed	-82.5% (price as of 2026-08-20)
Feb. 20, 2018	NTRSO	A	11,248	—	—	33,360 Direct	+50.87%	Acquired	(price as of 2026-08-20)
Feb. 20, 2018	NTRSO	F	422	$105.15	$44,373	22,112 Direct	-1.87%	Disposed	-82.5% (price as of 2026-08-20)
Feb. 12, 2018	NTRSO	F	450	$98.88	$44,496	22,534 Direct	-1.96%	Disposed	-81.4% (price as of 2026-08-20)
Jan. 26, 2018	NTRSO	M	7,118	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 26, 2018	NTRSO	S	7,118	$106.19	$755,860	22,984 Direct	-23.65%	Disposed	-82.7% (price as of 2026-08-20)
Jan. 26, 2018	NTRSO	M	7,118	$52.69	$375,047	30,102 Direct	+30.97%	Acquired	-65.1% (price as of 2026-08-20)
Jan. 26, 2018	NTRSO	S	3,000	$106.15	$318,450	22,984 Direct	-11.55%	Disposed	-82.7% (price as of 2026-08-20)
Jan. 23, 2018	NTRSO	F	1,926	$106.71	$205,523	25,984 Direct	-6.90%	Disposed	-82.8% (price as of 2026-08-20)
Jan. 23, 2018	NTRSO	A	3,978	$106.71	$424,492	27,910 Direct	+16.62%	Acquired	-82.8% (price as of 2026-08-20)
Dec. 15, 2017	NTRSO	F	121	$97.29	$11,772	23,932 Direct	-0.50%	Disposed	-81.1% (price as of 2026-08-20)
Sept. 27, 2017	NTRSO	S 10b5-1	8,000	$92.00	$736,000	24,053 Direct	-24.96%	Disposed	-80.0% (price as of 2026-08-20)
July 21, 2017	NTRSO	M	11,399	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 21, 2017	NTRSO	S	11,399	$87.65	$999,122	32,053 Direct	-26.23%	Disposed	-79.0% (price as of 2026-08-20)
July 21, 2017	NTRSO	M	11,399	$52.64	$600,043	43,452 Direct	+35.56%	Acquired	-65.1% (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
April 23, 2021	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (1,916)	$58.25	Feb. 16, 2026	1,916	Disposed
Feb. 6, 2020	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (1,057)	$58.25	Feb. 16, 2026	1,057	Disposed
Jan. 24, 2020	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (4,692)	$58.25	Feb. 16, 2026	4,692	Disposed
Jan. 24, 2020	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (5,935)	$70.21	Feb. 17, 2025	5,935	Disposed
Jan. 24, 2020	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (6,163)	$60.85	Feb. 10, 2024	6,163	Disposed
Jan. 26, 2018	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (7,118)	$52.69	Feb. 11, 2023	7,118	Disposed
July 21, 2017	NTRSO	Employee Stock Option (right-to-buy)	Common Stock (11,399)	$52.64	Feb. 14, 2021	11,399	Disposed

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

Initial ownership (Form 3) 9 holdings

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

Date	Ticker	Security	Shares	Ownership
Oct. 10, 2024	NTRSO	Common Stock	83,765	Direct
Oct. 10, 2024	NTRSO	Common Stock	10,171	Indirect
June 9, 2017	NTRSO	Common Stock	32,053	Direct
June 9, 2017	NTRSO	Common Stock	9,244	Indirect
June 9, 2017	NTRSO	Employee Stock Option (right-to-buy)→ Common Stock (11,399)	11,399	Direct
June 9, 2017	NTRSO	Employee Stock Option (right-to-buy)→ Common Stock (7,118)	7,118	Direct
June 9, 2017	NTRSO	Employee Stock Option (right-to-buy)→ Common Stock (6,163)	6,163	Direct
June 9, 2017	NTRSO	Employee Stock Option (right-to-buy)→ Common Stock (5,935)	5,935	Direct
June 9, 2017	NTRSO	Employee Stock Option (right-to-buy)→ Common Stock (7,665)	7,665	Direct