Nicholle Renee Taylor

Insider

First SEC filing: May 6, 2026 · Latest: May 6, 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.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

ARTNA selling Dec. 20, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 74 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

74 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 5, 2026	ARTNA	J	1,000	$31.41	$31,410	0 Direct	-100.00%	Disposed	13.7% (price as of 2026-08-21)
May 5, 2026	ARTNA	J	1,000	$31.41	$31,410	26,948 Direct	+3.85%	Acquired	13.7% (price as of 2026-08-21)
May 6, 2025	ARTNA	J	1,000	$37.07	$37,070	0 Direct	-100.00%	Disposed	-3.7% (price as of 2026-08-21)
May 6, 2025	ARTNA	J	1,000	$37.07	$37,070	25,948 Direct	+4.01%	Acquired	-3.7% (price as of 2026-08-21)
May 5, 2025	ARTNA	A	1,000	$34.27	$34,270	1,000 Direct	—	Acquired	4.2% (price as of 2026-08-21)
May 9, 2024	ARTNA	J	1,000	$54.88	$54,880	0 Direct	-100.00%	Disposed	-34.9% (price as of 2026-08-21)
May 9, 2024	ARTNA	J	1,000	$54.88	$54,880	24,948 Direct	+4.18%	Acquired	-34.9% (price as of 2026-08-21)
May 6, 2024	ARTNA	A	1,000	$37.07	$37,070	1,000 Direct	—	Acquired	-3.7% (price as of 2026-08-21)
Dec. 20, 2023	ARTNA	X	6,750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 20, 2023	ARTNA	S	4,750	$42.82	$203,395	23,948 Direct	-16.55%	Disposed	-16.6% (price as of 2026-08-21)
Dec. 20, 2023	ARTNA	X	6,750	$21.86	$147,555	28,698 Direct	+30.75%	Acquired	63.3% (price as of 2026-08-21)
May 9, 2023	ARTNA	A	1,000	$54.88	$54,880	1,000 Direct	—	Acquired	-34.9% (price as of 2026-08-21)
May 3, 2023	ARTNA	J	1,000	$45.58	$45,580	0 Direct	-100.00%	Disposed	-21.7% (price as of 2026-08-21)
May 3, 2023	ARTNA	J	1,000	$45.58	$45,580	21,948 Direct	+4.77%	Acquired	-21.7% (price as of 2026-08-21)
Nov. 17, 2022	ARTNA	P	535	$50.00	$26,750	281,674 Direct	+0.19%	Acquired	-28.6% (price as of 2026-08-21)
Aug. 26, 2022	ARTNA	X	6,750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Aug. 26, 2022	ARTNA	S	4,750	$57.00	$270,750	20,948 Direct	-18.48%	Disposed	-37.4% (price as of 2026-08-21)
Aug. 26, 2022	ARTNA	X	6,750	$22.66	$152,955	25,698 Direct	+35.62%	Acquired	57.5% (price as of 2026-08-21)
May 4, 2022	ARTNA	J	1,000	$40.11	$40,110	0 Direct	-100.00%	Disposed	-11.0% (price as of 2026-08-21)
May 4, 2022	ARTNA	J	1,000	$40.11	$40,110	18,948 Direct	+5.57%	Acquired	-11.0% (price as of 2026-08-21)
May 3, 2022	ARTNA	A	1,000	$45.58	$45,580	1,000 Direct	—	Acquired	-21.7% (price as of 2026-08-21)
March 16, 2022	ARTNA	X	2,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
March 16, 2022	ARTNA	S	2,000	$47.02	$94,040	17,948 Direct	-10.03%	Disposed	-24.1% (price as of 2026-08-21)
March 16, 2022	ARTNA	X	2,000	$19.01	$38,020	19,948 Direct	+11.14%	Acquired	87.8% (price as of 2026-08-21)
Dec. 7, 2021	ARTNA	X	4,750	—	—	2,000 Direct	-70.37%	Disposed	(price as of 2026-08-21)
Dec. 7, 2021	ARTNA	S	4,750	$42.33	$201,068	17,948 Direct	-20.93%	Disposed	-15.7% (price as of 2026-08-21)
Dec. 7, 2021	ARTNA	X	4,750	$19.01	$90,298	22,698 Direct	+26.47%	Acquired	87.8% (price as of 2026-08-21)
June 22, 2021	ARTNA	W	1,154	—	—	281,139 Direct	+0.41%	Acquired	(price as of 2026-08-21)
May 7, 2021	ARTNA	X	1,597	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 7, 2021	ARTNA	S	1,597	$40.77	$65,110	17,948 Direct	-8.17%	Disposed	-12.4% (price as of 2026-08-21)
May 7, 2021	ARTNA	X	1,597	$19.06	$30,439	19,545 Direct	+8.90%	Acquired	87.3% (price as of 2026-08-21)
May 6, 2021	ARTNA	J	1,000	$35.01	$35,010	0 Direct	-100.00%	Disposed	2.0% (price as of 2026-08-21)
May 6, 2021	ARTNA	J	1,000	$35.01	$35,010	17,948 Direct	+5.90%	Acquired	2.0% (price as of 2026-08-21)
May 4, 2021	ARTNA	A	1,000	$40.11	$40,110	1,000 Direct	—	Acquired	-11.0% (price as of 2026-08-21)
March 22, 2021	ARTNA	P	67	$38.75	$2,596	279,985 Direct	+0.02%	Acquired	-7.9% (price as of 2026-08-21)
Dec. 18, 2020	ARTNA	X	5,153	—	—	1,597 Direct	-76.34%	Disposed	(price as of 2026-08-21)
Dec. 18, 2020	ARTNA	S	5,153	$38.50	$198,390	16,948 Direct	-23.32%	Disposed	-7.3% (price as of 2026-08-21)
Dec. 18, 2020	ARTNA	X	5,153	$19.06	$98,216	22,101 Direct	+30.40%	Acquired	87.3% (price as of 2026-08-21)
May 15, 2020	ARTNA	X	180	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 15, 2020	ARTNA	S	180	$32.39	$5,830	16,948 Direct	-1.05%	Disposed	10.2% (price as of 2026-08-21)
May 15, 2020	ARTNA	X	180	$18.61	$3,350	17,128 Direct	+1.06%	Acquired	91.8% (price as of 2026-08-21)
May 12, 2020	ARTNA	X	6,570	—	—	180 Direct	-97.33%	Disposed	(price as of 2026-08-21)
May 12, 2020	ARTNA	S	3,570	$36.07	$128,770	16,948 Direct	-17.40%	Disposed	-1.0% (price as of 2026-08-21)
May 12, 2020	ARTNA	X	6,570	$19.06	$125,224	20,518 Direct	+47.10%	Acquired	87.3% (price as of 2026-08-21)
May 8, 2020	ARTNA	J	1,000	$36.11	$36,110	0 Direct	-100.00%	Disposed	-1.1% (price as of 2026-08-21)
May 8, 2020	ARTNA	J	1,000	$36.11	$36,110	13,948 Direct	+7.72%	Acquired	-1.1% (price as of 2026-08-21)
May 6, 2020	ARTNA	A	1,000	$35.01	$35,010	1,000 Direct	—	Acquired	2.0% (price as of 2026-08-21)
May 8, 2019	ARTNA	A	1,000	$36.11	$36,110	1,000 Direct	—	Acquired	-1.1% (price as of 2026-08-21)
May 2, 2019	ARTNA	J	1,000	$38.51	$38,510	0 Direct	-100.00%	Disposed	-7.3% (price as of 2026-08-21)
May 2, 2019	ARTNA	J	1,000	$38.51	$38,510	12,948 Direct	+8.37%	Acquired	-7.3% (price as of 2026-08-21)
March 20, 2019	ARTNA	X	6,750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
March 20, 2019	ARTNA	S	2,250	$38.55	$86,738	11,948 Direct	-15.85%	Disposed	-7.4% (price as of 2026-08-21)
March 20, 2019	ARTNA	X	6,750	$15.26	$103,005	14,198 Direct	+90.63%	Acquired	133.9% (price as of 2026-08-21)
May 10, 2018	ARTNA	X	1,302	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 10, 2018	ARTNA	W	607	—	—	632 Indirect	+2428.00%	Acquired	(price as of 2026-08-21)
May 10, 2018	ARTNA	X	1,302	$18.43	$23,996	7,448 Direct	+21.18%	Acquired	93.7% (price as of 2026-08-21)
May 3, 2018	ARTNA	J	1,000	$38.10	$38,100	0 Direct	-100.00%	Disposed	-6.3% (price as of 2026-08-21)
May 3, 2018	ARTNA	J	1,000	$38.10	$38,100	6,146 Direct	+19.43%	Acquired	-6.3% (price as of 2026-08-21)
May 2, 2018	ARTNA	A	1,000	$38.51	$38,510	1,000 Direct	—	Acquired	-7.3% (price as of 2026-08-21)
June 28, 2017	ARTNA	A	821	$38.06	$31,247	5,146 Direct	+18.98%	Acquired	-6.2% (price as of 2026-08-21)
June 28, 2017	ARTNA	A	831	$38.06	$31,628	5,156 Direct	+19.21%	Acquired	-6.2% (price as of 2026-08-21)
June 23, 2017	ARTNA	X	2,678	—	—	1,302 Direct	-67.29%	Disposed	(price as of 2026-08-21)
June 23, 2017	ARTNA	S	2,678	$40.10	$107,388	4,325 Direct	-38.24%	Disposed	-11.0% (price as of 2026-08-21)
June 23, 2017	ARTNA	X	2,678	$18.43	$49,356	7,003 Direct	+61.92%	Acquired	93.7% (price as of 2026-08-21)
June 20, 2017	ARTNA	X	116	—	—	3,980 Direct	-2.83%	Disposed	(price as of 2026-08-21)
June 20, 2017	ARTNA	S	116	$40.01	$4,641	4,325 Direct	-2.61%	Disposed	-10.8% (price as of 2026-08-21)
June 20, 2017	ARTNA	X	116	$18.43	$2,138	4,441 Direct	+2.68%	Acquired	93.7% (price as of 2026-08-21)
June 19, 2017	ARTNA	X	2,654	—	—	4,096 Direct	-39.32%	Disposed	(price as of 2026-08-21)
June 19, 2017	ARTNA	S	56	$40.21	$2,252	4,325 Direct	-1.28%	Disposed	-11.2% (price as of 2026-08-21)
June 19, 2017	ARTNA	S	100	$40.10	$4,010	4,381 Direct	-2.23%	Disposed	-11.0% (price as of 2026-08-21)
June 19, 2017	ARTNA	S	2,498	$40.14	$100,270	4,481 Direct	-35.79%	Disposed	-11.1% (price as of 2026-08-21)
June 19, 2017	ARTNA	X	2,654	$18.43	$48,913	6,979 Direct	+61.36%	Acquired	93.7% (price as of 2026-08-21)
May 4, 2017	ARTNA	J	1,000	$38.30	$38,300	0 Direct	-100.00%	Disposed	-6.8% (price as of 2026-08-21)
May 4, 2017	ARTNA	J	1,000	$38.30	$38,300	4,325 Direct	+30.08%	Acquired	-6.8% (price as of 2026-08-21)
May 3, 2017	ARTNA	A	1,000	$38.10	$38,100	1,000 Direct	—	Acquired	-6.3% (price as of 2026-08-21)
Nov. 10, 2016	ARTNA	P	28	$28.50	$798	279,918 Direct	+0.01%	Acquired	25.3% (price as of 2026-08-21)
June 7, 2016	ARTNA	P	151	$28.89	$4,362	279,890 Direct	+0.05%	Acquired	23.6% (price as of 2026-08-21)
May 12, 2016	ARTNA	P	32	$28.00	$896	279,739 Direct	+0.01%	Acquired	27.5% (price as of 2026-08-21)
May 4, 2016	ARTNA	A	1,000	$27.70	$27,700	1,000 Direct	—	Acquired	28.9% (price as of 2026-08-21)
Dec. 18, 2015	ARTNA	A	1,000	$27.38	$27,380	3,325 Direct	+43.01%	Acquired	30.4% (price as of 2026-08-21)
Nov. 19, 2015	ARTNA	X	10,040	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 19, 2015	ARTNA	S	8,540	$24.99	$213,415	2,325 Direct	-78.60%	Disposed	42.9% (price as of 2026-08-21)
Nov. 19, 2015	ARTNA	X	10,040	$19.70	$197,788	10,865 Direct	+1216.97%	Acquired	81.2% (price as of 2026-08-21)
Nov. 17, 2015	ARTNA	X	429	—	—	10,040 Direct	-4.10%	Disposed	(price as of 2026-08-21)
Nov. 17, 2015	ARTNA	S	429	$24.99	$10,721	825 Direct	-34.21%	Disposed	42.9% (price as of 2026-08-21)
Nov. 17, 2015	ARTNA	X	429	$19.70	$8,451	1,254 Direct	+52.00%	Acquired	81.2% (price as of 2026-08-21)
Nov. 16, 2015	ARTNA	X	781	—	—	10,469 Direct	-6.94%	Disposed	(price as of 2026-08-21)
Nov. 16, 2015	ARTNA	S	781	$24.99	$19,517	825 Direct	-48.63%	Disposed	42.9% (price as of 2026-08-21)
Nov. 16, 2015	ARTNA	X	781	$19.70	$15,386	1,606 Direct	+94.67%	Acquired	81.2% (price as of 2026-08-21)
May 16, 2014	ARTNA	X	6,750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 16, 2014	ARTNA	S	6,750	$21.21	$143,168	825 Direct	-89.11%	Disposed	68.3% (price as of 2026-08-21)
May 16, 2014	ARTNA	X	6,750	$16.13	$108,878	7,575 Direct	+818.18%	Acquired	121.3% (price as of 2026-08-21)
May 7, 2014	ARTNA	A	6,750	—	—	6,750 Direct	—	Acquired	(price as of 2026-08-21)
June 19, 2013	ARTNA	P	231	$21.63	$4,997	279,707 Direct	+0.08%	Acquired	65.0% (price as of 2026-08-21)
May 8, 2013	ARTNA	A	6,750	$22.66	$152,955	6,750 Direct	—	Acquired	57.5% (price as of 2026-08-21)
May 9, 2012	ARTNA	A	6,750	—	—	6,750 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 15, 2011	ARTNA	S	500	$18.39	$9,195	825 Direct	-37.74%	Disposed	94.1% (price as of 2026-08-21)
Dec. 12, 2011	ARTNA	S	4,507	$18.05	$81,351	1,325 Direct	-77.28%	Disposed	97.8% (price as of 2026-08-21)
May 17, 2011	ARTNA	A	6,750	$19.06	$128,655	6,750 Direct	—	Acquired	87.3% (price as of 2026-08-21)
May 18, 2010	ARTNA	A	6,750	$18.61	$125,618	6,750 Direct	—	Acquired	91.8% (price as of 2026-08-21)

Showing latest 100 of 123 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
May 5, 2026	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 6, 2026	1,000	Disposed
May 6, 2025	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 7, 2025	1,000	Disposed
May 5, 2025	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 6, 2026	1,000	Acquired
May 9, 2024	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 10, 2024	1,000	Disposed
May 6, 2024	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 7, 2025	1,000	Acquired
Dec. 20, 2023	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$21.86	May 7, 2024	6,750	Disposed
May 9, 2023	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 10, 2024	1,000	Acquired
May 3, 2023	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 4, 2023	1,000	Disposed
Aug. 26, 2022	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$22.66	May 8, 2023	6,750	Disposed
May 4, 2022	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 5, 2022	1,000	Disposed
May 3, 2022	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 4, 2023	1,000	Acquired
March 16, 2022	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (2,000)	$19.01	May 9, 2022	2,000	Disposed
Dec. 7, 2021	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (4,750)	$19.01	May 9, 2022	4,750	Disposed
May 7, 2021	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (1,597)	$19.06	May 17, 2021	1,597	Disposed
May 6, 2021	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 7, 2021	1,000	Disposed
May 4, 2021	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 5, 2022	1,000	Acquired
Dec. 18, 2020	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (5,153)	$19.06	May 17, 2021	5,153	Disposed
May 15, 2020	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (180)	$18.61	May 18, 2020	180	Disposed
May 12, 2020	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,570)	$18.61	May 18, 2020	6,570	Disposed
May 8, 2020	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 8, 2020	1,000	Disposed
May 6, 2020	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 7, 2021	1,000	Acquired
May 8, 2019	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 8, 2020	1,000	Acquired
May 2, 2019	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 3, 2019	1,000	Disposed
March 20, 2019	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$15.26	May 19, 2019	6,750	Disposed
May 10, 2018	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (1,302)	$18.43	May 14, 2018	1,302	Disposed
May 3, 2018	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 4, 2018	1,000	Disposed
May 2, 2018	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 3, 2019	1,000	Acquired
June 23, 2017	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (2,678)	$18.43	May 14, 2018	2,678	Disposed
June 20, 2017	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (116)	$18.43	May 14, 2018	116	Disposed
June 19, 2017	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (2,654)	$18.43	May 14, 2018	2,654	Disposed
May 4, 2017	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 5, 2017	1,000	Disposed
May 3, 2017	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 4, 2018	1,000	Acquired
May 4, 2016	ARTNA	Restricted Stock Grant	Class A Non-voting Common Stock (1,000)	$0.00	May 5, 2017	1,000	Acquired
Nov. 19, 2015	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (10,040)	$19.70	Dec. 20, 2015	10,040	Disposed
Nov. 17, 2015	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (429)	$19.70	Dec. 20, 2015	429	Disposed
Nov. 16, 2015	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (781)	$19.70	Dec. 20, 2015	781	Disposed
May 16, 2014	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$16.13	May 26, 2014	6,750	Disposed
May 7, 2014	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$21.86	May 7, 2024	6,750	Acquired
May 8, 2013	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$22.66	May 8, 2023	6,750	Acquired
May 9, 2012	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$19.01	May 9, 2022	6,750	Acquired
May 17, 2011	ARTNA	Non-qualified Stock Option (Right to Buy)	Class A Non-voting Common Stock (6,750)	$19.06	May 17, 2021	6,750	Acquired
May 18, 2010	ARTNA	Non-Qualified Stock Option (right to buy)	Class A Non-Voting Common Stock (6,750)	$18.61	May 18, 2020	6,750	Acquired
May 19, 2009	ARTNA	Non-Qualified Stock Option (right to buy)	Class A Non-Voting Common Stock (6,750)	$15.26	May 19, 2019	6,750	Acquired
May 8, 2009	ARTNA	Incentive Stock Option (right to buy)	Class A Non-Voting Common Stock (2,035)	$9.33	May 18, 2009	2,035	Disposed
March 23, 2009	ARTNA	Incentive Stock Option (right to buy)	Class A Non-Voting Common Stock (590)	$9.33	May 18, 2009	590	Disposed
May 14, 2008	ARTNA	Non-Qualified Stock Option (right to buy)	Class A Non-Voting Common Stock (6,750)	$18.43	May 14, 2018	6,750	Acquired
May 2, 2007	ARTNA	Incentive Stock Option (right to buy)	Class A Non-Voting Common Stock (750)	$9.33	May 18, 2009	750	Disposed
May 2, 2006	ARTNA	Incentive Stock Option (right to buy)	Class A Non-Voting Common Stock (150)	$9.42	May 14, 2006	150	Disposed
Dec. 20, 2005	ARTNA	Non-Qualified Stock Option (right to buy)	Class A Non-Voting Common Stock (7,500)	$29.55	Dec. 20, 2015	7,500	Acquired
Feb. 9, 2005	ARTNA	Incentive Stock Option (right to buy)	Class A Non-Voting Common Stock (150)	$9.42	May 14, 2006	150	Disposed
May 26, 2004	ARTNA	Non-Qualified Stock Option (right to buy)	Class A Non-Voting Common Stock (4,500)	$24.20	May 26, 2014	4,500	Acquired

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

Initial ownership (Form 3) 5 holdings

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

Date	Ticker	Security	Shares	Ownership
June 25, 2004	ARTNA	Class A Non-Voting Common Stock	1,609	Direct
June 25, 2004	ARTNA	Class B Common Stock	2,625	Direct
June 25, 2004	ARTNA	Incentive Stock Option (right to buy)→ Class A Non-Voting Common Stock (600)	600	Direct
June 25, 2004	ARTNA	Incentive Stock Option (right to buy)→ Class A Non-Voting Common Stock (2,250)	2,250	Direct
June 25, 2004	ARTNA	Non-Qualified Stock Option (right to buy)→ Class A Non-Voting Common Stock (4,500)	4,500	Direct