On this page, we present all of the funds holding ARTNA from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding ARTNA, with a link to that fund's top holdings. The next columns indicate the amount of ARTNA stock held by each of the funds holding ARTNA, followed by the ARTNA position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 115 funds holding ARTNA within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by BlackRock Inc.. For more details on the positions held by BlackRock Inc. (or by any of the other funds holding ARTNA), click the fund name in the "Holder" column of the funds-holding-ARTNA table below.

Holder	Amount	Position Size ($ in 1000's)	As of
BlackRock Inc.	1,026,106	$42,532	12/31/2023
ARTNA	1,026,106	$42,532	12/31/2023
T. Rowe Price Investment Management Inc.	773,384	$32,057	12/31/2023
ARTNA	773,384	$32,057	12/31/2023
Vanguard Group Inc.	530,947	$22,008	12/31/2023
ARTNA	530,947	$22,008	12/31/2023
Renaissance Technologies LLC	278,211	$11,532	12/31/2023
ARTNA	278,211	$11,532	12/31/2023
Morgan Stanley	261,215	$10,827	12/31/2023
ARTNA	261,215	$10,827	12/31/2023
State Street Corp	242,798	$10,064	12/31/2023
ARTNA	242,798	$10,064	12/31/2023
Dimensional Fund Advisors LP	241,255	$10,001	12/31/2023
ARTNA	241,255	$10,001	12/31/2023
Kestra Advisory Services LLC	229,577	$9,516	12/31/2023
ARTNA	229,577	$9,516	12/31/2023
Geode Capital Management LLC	202,826	$8,408	12/31/2023
ARTNA	202,826	$8,408	12/31/2023
ProShare Advisors LLC	177,497	$7,357	12/31/2023
ARTNA	177,497	$7,357	12/31/2023
Deprince Race & Zollo Inc.	150,295	$6,230	12/31/2023
ARTNA	150,295	$6,230	12/31/2023
Costello Asset Management INC	167,526	$6,217	03/31/2024
ARTNA	167,526	$6,217	03/31/2024
First Manhattan Co.	123,667	$5,126	12/31/2023
ARTNA	123,667	$5,126	12/31/2023
Foundry Partners LLC	116,761	$4,840	12/31/2023
ARTNA	116,761	$4,840	12/31/2023
Legal & General Group Plc	112,912	$4,680	12/31/2023
ARTNA	112,912	$4,680	12/31/2023
Northern Trust Corp	109,932	$4,557	12/31/2023
ARTNA	109,932	$4,557	12/31/2023
Roffman Miller Associates Inc. PA	92,164	$3,820	12/31/2023
ARTNA	92,164	$3,820	12/31/2023
Bank of New York Mellon Corp	97,656	$3,624	03/31/2024
ARTNA	97,656	$3,624	03/31/2024
Russell Investments Group Ltd.	83,970	$3,481	12/31/2023
ARTNA	83,970	$3,481	12/31/2023
FCA Corp TX	73,413	$3,043	12/31/2023
ARTNA	73,413	$3,043	12/31/2023
UBS Group AG	62,041	$2,572	12/31/2023
ARTNA	62,041	$2,572	12/31/2023
Invesco Ltd.	44,442	$1,842	12/31/2023
ARTNA	44,442	$1,842	12/31/2023
LPL Financial LLC	39,321	$1,630	12/31/2023
ARTNA	39,321	$1,630	12/31/2023
Teton Advisors Inc.	31,820	$1,319	12/31/2023
ARTNA	31,820	$1,319	12/31/2023
Charles Schwab Investment Management Inc.	26,148	$1,084	12/31/2023
ARTNA	26,148	$1,084	12/31/2023
Two Sigma Advisers LP	25,900	$1,074	12/31/2023
ARTNA	25,900	$1,074	12/31/2023
First Trust Advisors LP	25,821	$1,070	12/31/2023
ARTNA	25,821	$1,070	12/31/2023
New York State Common Retirement Fund	24,848	$1,030	12/31/2023
ARTNA	24,848	$1,030	12/31/2023
Bank of America Corp DE	23,684	$982	12/31/2023
ARTNA	23,684	$982	12/31/2023
Gabelli Funds LLC	23,500	$974	12/31/2023
ARTNA	23,500	$974	12/31/2023
Nuveen Asset Management LLC	23,052	$956	12/31/2023
ARTNA	23,052	$956	12/31/2023
Swiss National Bank	18,550	$769	12/31/2023
ARTNA	18,550	$769	12/31/2023
Thrivent Financial for Lutherans	18,390	$762	12/31/2023
ARTNA	18,390	$762	12/31/2023
Manchester Capital Management LLC	15,666	$649	12/31/2023
ARTNA	15,666	$649	12/31/2023
Barclays PLC	14,756	$611	12/31/2023
ARTNA	14,756	$611	12/31/2023
AQR Capital Management LLC	14,233	$590	12/31/2023
ARTNA	14,233	$590	12/31/2023
Victory Capital Management Inc.	13,835	$573	12/31/2023
ARTNA	13,835	$573	12/31/2023
Rhumbline Advisers	13,660	$566	12/31/2023
ARTNA	13,660	$566	12/31/2023
Two Sigma Investments LP	13,577	$563	12/31/2023
ARTNA	13,577	$563	12/31/2023
Goldman Sachs Group Inc.	13,519	$560	12/31/2023
ARTNA	13,519	$560	12/31/2023
Credit Suisse AG	12,946	$537	12/31/2023
ARTNA	12,946	$537	12/31/2023
Martingale Asset Management L P	12,809	$531	12/31/2023
ARTNA	12,809	$531	12/31/2023
Janney Montgomery Scott LLC	11,403	$473	12/31/2023
ARTNA	11,403	$473	12/31/2023
Atom Investors LP	10,904	$452	12/31/2023
ARTNA	10,904	$452	12/31/2023
JPMorgan Chase & Co.	10,692	$443	12/31/2023
ARTNA	10,692	$443	12/31/2023
Redmond Asset Management LLC	10,585	$439	12/31/2023
ARTNA	10,585	$439	12/31/2023
BNP Paribas Arbitrage SA	10,534	$437	12/31/2023
ARTNA	10,534	$437	12/31/2023
Jacobi Capital Management LLC	9,913	$411	12/31/2023
ARTNA	9,913	$411	12/31/2023
California State Teachers Retirement System	9,861	$409	12/31/2023
ARTNA	9,861	$409	12/31/2023
Price T Rowe Associates Inc. MD	9,065	$376	12/31/2023
ARTNA	9,065	$376	12/31/2023
STA Wealth Management LLC	8,739	$362	12/31/2023
ARTNA	8,739	$362	12/31/2023
Fruth Investment Management	9,750	$361	03/31/2024
ARTNA	9,750	$361	03/31/2024
Captrust Financial Advisors	8,647	$358	12/31/2023
ARTNA	8,647	$358	12/31/2023
Squarepoint Ops LLC	7,385	$306	12/31/2023
ARTNA	7,385	$306	12/31/2023
Private Advisor Group LLC	8,190	$304	03/31/2024
ARTNA	8,190	$304	03/31/2024
Mariner LLC	6,893	$286	12/31/2023
ARTNA	6,893	$286	12/31/2023
Johnson & White Wealth Management LLC	7,511	$279	03/31/2024
ARTNA	7,511	$279	03/31/2024
Jane Street Group LLC	6,705	$278	12/31/2023
ARTNA	6,705	$278	12/31/2023
Alliancebernstein L.P.	6,400	$265	12/31/2023
ARTNA	6,400	$265	12/31/2023
Ameriprise Financial Inc.	6,207	$257	12/31/2023
ARTNA	6,207	$257	12/31/2023
M&T Bank Corp	6,037	$250	12/31/2023
ARTNA	6,037	$250	12/31/2023
Johnson Investment Counsel Inc.	5,719	$237	12/31/2023
ARTNA	5,719	$237	12/31/2023
Deutsche Bank AG	5,722	$237	12/31/2023
ARTNA	5,722	$237	12/31/2023
Quadrature Capital Ltd	5,629	$233	12/31/2023
ARTNA	5,629	$233	12/31/2023
Wells Fargo & Company MN	5,510	$228	12/31/2023
ARTNA	5,510	$228	12/31/2023
ELCO Management Co. LLC	5,472	$227	12/31/2023
ARTNA	5,472	$227	12/31/2023
Hendershot Investments Inc.	6,000	$223	03/31/2024
ARTNA	6,000	$223	03/31/2024
Raymond James & Associates	5,824	$216	03/31/2024
ARTNA	5,824	$216	03/31/2024
Susquehanna International Group LLP	5,218	$216	12/31/2023
ARTNA	5,218	$216	12/31/2023
Cullen Capital Management LLC	5,162	$214	12/31/2023
ARTNA	5,162	$214	12/31/2023
MidWestOne Financial Group Inc.	5,000	$207	12/31/2023
ARTNA	5,000	$207	12/31/2023
Pictet Asset Management Holding SA	4,917	$204	12/31/2023
ARTNA	4,917	$204	12/31/2023
The PNC Financial Services Group Inc.	4,845	$201	12/31/2023
ARTNA	4,845	$201	12/31/2023
Royal Bank of Canada	4,656	$193	12/31/2023
ARTNA	4,656	$193	12/31/2023
American International Group Inc.	4,550	$189	12/31/2023
ARTNA	4,550	$189	12/31/2023
MetLife Investment Management LLC	4,512	$187	12/31/2023
ARTNA	4,512	$187	12/31/2023
SG Americas Securities LLC	3,105	$129	12/31/2023
ARTNA	3,105	$129	12/31/2023
Key Financial Inc	3,025	$125	12/31/2023
ARTNA	3,025	$125	12/31/2023
FMR LLC	2,876	$119	12/31/2023
ARTNA	2,876	$119	12/31/2023
Jones Financial Companies Lllp	2,250	$93	12/31/2023
ARTNA	2,250	$93	12/31/2023
Nisa Investment Advisors LLC	2,012	$83	12/31/2023
ARTNA	2,012	$83	12/31/2023
Zurcher Kantonalbank Zurich Cantonalbank	2,095	$78	03/31/2024
ARTNA	2,095	$78	03/31/2024
Citigroup Inc.	1,736	$72	12/31/2023
ARTNA	1,736	$72	12/31/2023
DZ BANK AG Deutsche Zentral Genossenschafts Bank Frankfurt am Main	1,700	$70	12/31/2023
ARTNA	1,700	$70	12/31/2023
Great West Life Assurance Co. Can	1,694	$69	12/31/2023
ARTNA	1,694	$69	12/31/2023
Advisor Group Holdings Inc.	1,611	$67	12/31/2023
ARTNA	1,611	$67	12/31/2023
SRS Capital Advisors Inc.	1,290	$53	12/31/2023
ARTNA	1,290	$53	12/31/2023
West Tower Group LLC	1,173	$49	12/31/2023
ARTNA	1,173	$49	12/31/2023
Tower Research Capital LLC TRC	1,010	$42	12/31/2023
ARTNA	1,010	$42	12/31/2023
Ameritas Investment Partners Inc.	917	$38	12/31/2023
ARTNA	917	$38	12/31/2023
Hazlett Burt & Watson Inc.	1,000	$37	03/31/2024
ARTNA	1,000	$37	03/31/2024
Quantbot Technologies LP	769	$32	12/31/2023
ARTNA	769	$32	12/31/2023
Metropolitan Life Insurance Co NY	607	$25	12/31/2023
ARTNA	607	$25	12/31/2023
Steward Partners Investment Advisory LLC	500	$21	12/31/2023
ARTNA	500	$21	12/31/2023
Westside Investment Management Inc.	500	$19	03/31/2024
ARTNA	500	$19	03/31/2024
EntryPoint Capital LLC	344	$14	12/31/2023
ARTNA	344	$14	12/31/2023
Beacon Capital Management LLC	283	$12	12/31/2023
ARTNA	283	$12	12/31/2023
Amalgamated Bank	284	$11	03/31/2024
ARTNA	284	$11	03/31/2024
US Bancorp DE	274	$11	12/31/2023
ARTNA	274	$11	12/31/2023
Lindbrook Capital LLC	248	$9	03/31/2024
ARTNA	248	$9	03/31/2024
AdvisorNet Financial Inc	225	$8	03/31/2024
ARTNA	225	$8	03/31/2024
Ronald Blue Trust Inc.	159	$7	12/31/2023
ARTNA	159	$7	12/31/2023
Quadrant Capital Group LLC	150	$6	12/31/2023
ARTNA	150	$6	12/31/2023
Strs Ohio	100	$4	12/31/2023
ARTNA	100	$4	12/31/2023
Farmers & Merchants Investments Inc.	70	$3	03/31/2024
ARTNA	70	$3	03/31/2024
Private Wealth Management Group LLC	86	$3	03/31/2024
ARTNA	86	$3	03/31/2024
Signaturefd LLC	82	$3	12/31/2023
ARTNA	82	$3	12/31/2023
Allworth Financial LP	47	$2	03/31/2024
ARTNA	47	$2	03/31/2024
Creative Financial Designs Inc. ADV	37	$2	12/31/2023
ARTNA	37	$2	12/31/2023
Comerica Bank	40	$2	12/31/2023
ARTNA	40	$2	12/31/2023
CWM LLC	14	$1	03/31/2024
ARTNA	14	$1	03/31/2024
Glassman Wealth Services	16	$1	12/31/2023
ARTNA	16	$1	12/31/2023
Nelson Van Denburg & Campbell Wealth Management Group LLC	2	$0	03/31/2024
ARTNA	2	$0	03/31/2024
GAMMA Investing LLC	13	$0	03/31/2024
ARTNA	13	$0	03/31/2024
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
ARTNA	0	$0	12/31/2023
Covestor Ltd	3	$0	12/31/2023
ARTNA	3	$0	12/31/2023