On this page, we present all of the funds holding PRTS from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding PRTS, with a link to that fund's top holdings. The next columns indicate the amount of PRTS stock held by each of the funds holding PRTS, followed by the PRTS position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 135 funds holding PRTS within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Vanguard Group Inc.. For more details on the positions held by Vanguard Group Inc. (or by any of the other funds holding PRTS), click the fund name in the "Holder" column of the funds-holding-PRTS table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Vanguard Group Inc.	3,412,032	$17,641	09/30/2022
PRTS	3,412,032	$17,641	09/30/2022
Oaktop Capital Management II L.P.	3,351,779	$17,328	09/30/2022
PRTS	3,351,779	$17,328	09/30/2022
BlackRock Inc.	3,180,126	$16,441	09/30/2022
PRTS	3,180,126	$16,441	09/30/2022
Cannell Capital LLC	3,016,354	$15,595	09/30/2022
PRTS	3,016,354	$15,595	09/30/2022
Park West Asset Management LLC	2,762,601	$14,283	09/30/2022
PRTS	2,762,601	$14,283	09/30/2022
Janus Henderson Group PLC	2,405,147	$12,436	09/30/2022
PRTS	2,405,147	$12,436	09/30/2022
Kanen Wealth Management LLC	2,157,932	$11,157	09/30/2022
PRTS	2,157,932	$11,157	09/30/2022
Nuveen Asset Management LLC	1,758,250	$9,090	09/30/2022
PRTS	1,758,250	$9,090	09/30/2022
Millennium Management LLC	1,635,476	$8,455	09/30/2022
PRTS	1,635,476	$8,455	09/30/2022
North Star Investment Management Corp.	1,300,167	$8,139	12/31/2022
PRTS	1,300,167	$8,139	12/31/2022
Portolan Capital Management LLC	1,482,290	$7,663	09/30/2022
PRTS	1,482,290	$7,663	09/30/2022
Goldman Sachs Group Inc.	1,201,774	$6,213	09/30/2022
PRTS	1,201,774	$6,213	09/30/2022
State Street Corp	1,149,629	$5,944	09/30/2022
PRTS	1,149,629	$5,944	09/30/2022
G2 Investment Partners Management LLC	1,145,000	$5,920	09/30/2022
PRTS	1,145,000	$5,920	09/30/2022
Geode Capital Management LLC	878,401	$4,541	09/30/2022
PRTS	878,401	$4,541	09/30/2022
Citadel Advisors LLC		$4,335	09/30/2022
PRTS	828,092	$4,281	09/30/2022
Call	44,800	$232	09/30/2022
Put	34,500	$178	09/30/2022
Polar Asset Management Partners Inc.	799,800	$4,135	09/30/2022
PRTS	799,800	$4,135	09/30/2022
Dimensional Fund Advisors LP	724,247	$3,745	09/30/2022
PRTS	724,247	$3,745	09/30/2022
Renaissance Technologies LLC	654,300	$3,383	09/30/2022
PRTS	654,300	$3,383	09/30/2022
Kennedy Capital Management Inc.	641,993	$3,319	09/30/2022
PRTS	641,993	$3,319	09/30/2022
Penserra Capital Management LLC	623,909	$3,225	09/30/2022
PRTS	623,909	$3,225	09/30/2022
Northern Trust Corp	445,674	$2,305	09/30/2022
PRTS	445,674	$2,305	09/30/2022
Prelude Capital Management LLC	409,823	$2,119	09/30/2022
PRTS	409,823	$2,119	09/30/2022
First Eagle Investment Management LLC	390,896	$2,021	09/30/2022
PRTS	390,896	$2,021	09/30/2022
Charles Schwab Investment Management Inc.	369,289	$1,910	09/30/2022
PRTS	369,289	$1,910	09/30/2022
RBF Capital LLC	354,000	$1,831	09/30/2022
PRTS	354,000	$1,831	09/30/2022
Gilder Gagnon Howe & Co. LLC	342,392	$1,770	09/30/2022
PRTS	342,392	$1,770	09/30/2022
Fuller & Thaler Asset Management Inc.	328,165	$1,697	09/30/2022
PRTS	328,165	$1,697	09/30/2022
Assenagon Asset Management S.A.	251,554	$1,575	12/31/2022
PRTS	251,554	$1,575	12/31/2022
ExodusPoint Capital Management LP	272,248	$1,408	09/30/2022
PRTS	272,248	$1,408	09/30/2022
Royce & Associates LP	260,000	$1,344	09/30/2022
PRTS	260,000	$1,344	09/30/2022
Isthmus Partners LLC	236,949	$1,225	09/30/2022
PRTS	236,949	$1,225	09/30/2022
Trellus Management Company LLC	180,000	$1,127	12/31/2022
PRTS	180,000	$1,127	12/31/2022
Qube Research & Technologies Ltd	209,029	$1,081	09/30/2022
PRTS	209,029	$1,081	09/30/2022
Arrowstreet Capital Limited Partnership	203,492	$1,052	09/30/2022
PRTS	203,492	$1,052	09/30/2022
Morgan Stanley	199,187	$1,031	09/30/2022
PRTS	199,187	$1,031	09/30/2022
Graham Capital Management L.P.	194,903	$1,007	09/30/2022
PRTS	194,903	$1,007	09/30/2022
Cubist Systematic Strategies LLC	189,443	$979	09/30/2022
PRTS	189,443	$979	09/30/2022
Bank of New York Mellon Corp	158,651	$820	09/30/2022
PRTS	158,651	$820	09/30/2022
JPMorgan Chase & Co.	137,532	$710	09/30/2022
PRTS	137,532	$710	09/30/2022
Intellectus Partners LLC	130,331	$674	09/30/2022
PRTS	130,331	$674	09/30/2022
Greenwood Capital Associates LLC	105,313	$659	12/31/2022
PRTS	105,313	$659	12/31/2022
Barclays PLC	123,853	$640	09/30/2022
PRTS	123,853	$640	09/30/2022
GSA Capital Partners LLP	122,921	$636	09/30/2022
PRTS	122,921	$636	09/30/2022
Tudor Investment Corp Et Al	111,567	$577	09/30/2022
PRTS	111,567	$577	09/30/2022
Trexquant Investment LP	108,610	$562	09/30/2022
PRTS	108,610	$562	09/30/2022
Panagora Asset Management Inc.	105,402	$545	09/30/2022
PRTS	105,402	$545	09/30/2022
Swiss National Bank	102,600	$530	09/30/2022
PRTS	102,600	$530	09/30/2022
Must Asset Management Inc.	88,997	$475	09/30/2022
PRTS	88,997	$475	09/30/2022
Dynamic Technology Lab Private Ltd	91,721	$474	09/30/2022
PRTS	91,721	$474	09/30/2022
State of Wisconsin Investment Board	87,313	$451	09/30/2022
PRTS	87,313	$451	09/30/2022
Algert Global LLC	80,132	$414	09/30/2022
PRTS	80,132	$414	09/30/2022
D. E. Shaw & Co. Inc.	75,166	$389	09/30/2022
PRTS	75,166	$389	09/30/2022
Susquehanna International Group LLP		$383	09/30/2022
Call	47,000	$243	09/30/2022
PRTS	26,983	$140	09/30/2022
Invesco Ltd.	69,002	$357	09/30/2022
PRTS	69,002	$357	09/30/2022
Hennion & Walsh Asset Management Inc.	53,920	$338	12/31/2022
PRTS	53,920	$338	12/31/2022
Townsquare Capital LLC	64,737	$335	09/30/2022
PRTS	64,737	$335	09/30/2022
UBS Asset Management Americas Inc.	63,947	$331	09/30/2022
PRTS	63,947	$331	09/30/2022
	63,209	$327	09/30/2022
PRTS	63,209	$327	09/30/2022
Rhumbline Advisers	61,925	$320	09/30/2022
PRTS	61,925	$320	09/30/2022
California State Teachers Retirement System	57,275	$296	09/30/2022
PRTS	57,275	$296	09/30/2022
Landscape Capital Management L.L.C.	57,074	$295	09/30/2022
PRTS	57,074	$295	09/30/2022
Squarepoint Ops LLC	56,974	$295	09/30/2022
PRTS	56,974	$295	09/30/2022
Wells Fargo & Company MN	52,702	$272	09/30/2022
PRTS	52,702	$272	09/30/2022
Price T Rowe Associates Inc. MD	52,123	$270	09/30/2022
PRTS	52,123	$270	09/30/2022
CCG Wealth Management LLC	41,491	$260	12/31/2022
PRTS	41,491	$260	12/31/2022
Hodges Capital Management Inc.	46,140	$239	09/30/2022
PRTS	46,140	$239	09/30/2022
Fort Washington Investment Advisors Inc. OH	36,021	$225	12/31/2022
PRTS	36,021	$225	12/31/2022
Alliancebernstein L.P.	43,500	$225	09/30/2022
PRTS	43,500	$225	09/30/2022
Campbell & CO Investment Adviser LLC	43,097	$223	09/30/2022
PRTS	43,097	$223	09/30/2022
Marshall Wace LLP	42,732	$221	09/30/2022
PRTS	42,732	$221	09/30/2022
New York State Common Retirement Fund	34,116	$214	12/31/2022
PRTS	34,116	$214	12/31/2022
Hudson Bay Capital Management LP	40,420	$209	09/30/2022
PRTS	40,420	$209	09/30/2022
Westfield Capital Management Co. LP	38,860	$201	09/30/2022
PRTS	38,860	$201	09/30/2022
Aigen Investment Management LP	37,188	$192	09/30/2022
PRTS	37,188	$192	09/30/2022
Group One Trading L.P.		$189	09/30/2022
Call	37,500	$194	09/30/2022
Put	900	$5	09/30/2022
Boothbay Fund Management LLC	35,605	$184	09/30/2022
PRTS	35,605	$184	09/30/2022
Rafferty Asset Management LLC	30,741	$159	09/30/2022
PRTS	30,741	$159	09/30/2022
Prudential Financial Inc.	27,645	$143	09/30/2022
PRTS	27,645	$143	09/30/2022
MetLife Investment Management LLC	26,983	$140	09/30/2022
PRTS	26,983	$140	09/30/2022
FMR LLC	26,570	$137	09/30/2022
PRTS	26,570	$137	09/30/2022
Dynamic Advisor Solutions LLC	20,738	$130	12/31/2022
PRTS	20,738	$130	12/31/2022
Credit Suisse AG	24,470	$127	09/30/2022
PRTS	24,470	$127	09/30/2022
American International Group Inc.	24,112	$125	09/30/2022
PRTS	24,112	$125	09/30/2022
Tower Research Capital LLC TRC	23,978	$124	09/30/2022
PRTS	23,978	$124	09/30/2022
Jane Street Group LLC		$123	09/30/2022
Call	20,100	$104	09/30/2022
PRTS	14,958	$77	09/30/2022
Put	11,200	$58	09/30/2022
Man Group plc	22,600	$117	09/30/2022
PRTS	22,600	$117	09/30/2022
State Board of Administration of Florida Retirement System	22,394	$116	09/30/2022
PRTS	22,394	$116	09/30/2022
AQR Capital Management LLC	22,512	$116	09/30/2022
PRTS	22,512	$116	09/30/2022
Deutsche Bank AG	21,826	$113	09/30/2022
PRTS	21,826	$113	09/30/2022
Voya Investment Management LLC	20,475	$106	09/30/2022
PRTS	20,475	$106	09/30/2022
The Manufacturers Life Insurance Company	20,246	$105	09/30/2022
PRTS	20,246	$105	09/30/2022
Mirae Asset Global Investments Co. Ltd.	20,261	$105	09/30/2022
PRTS	20,261	$105	09/30/2022
Quent Capital LLC	16,600	$104	12/31/2022
PRTS	16,600	$104	12/31/2022
GWM Advisors LLC	18,425	$95	09/30/2022
PRTS	18,425	$95	09/30/2022
Bank of America Corp DE	18,244	$94	09/30/2022
PRTS	18,244	$94	09/30/2022
LPL Financial LLC	18,215	$94	09/30/2022
PRTS	18,215	$94	09/30/2022
Virtu Financial LLC	18,197	$94	09/30/2022
PRTS	18,197	$94	09/30/2022
BNP Paribas Arbitrage SA	17,972	$93	09/30/2022
PRTS	17,972	$93	09/30/2022
Ameriprise Financial Inc.	17,717	$92	09/30/2022
PRTS	17,717	$92	09/30/2022
Legal & General Group Plc	17,464	$90	09/30/2022
PRTS	17,464	$90	09/30/2022
Two Sigma Securities LLC	15,999	$83	09/30/2022
PRTS	15,999	$83	09/30/2022
Peregrine Asset Advisers Inc.	15,000	$78	09/30/2022
PRTS	15,000	$78	09/30/2022
Spouting Rock Asset Management LLC	14,882	$77	09/30/2022
PRTS	14,882	$77	09/30/2022
Delphia USA Inc.	14,745	$76	09/30/2022
PRTS	14,745	$76	09/30/2022
UBS Group AG	12,688	$66	09/30/2022
PRTS	12,688	$66	09/30/2022
Arizona State Retirement System	11,755	$61	09/30/2022
PRTS	11,755	$61	09/30/2022
PDT Partners LLC	11,776	$61	09/30/2022
PRTS	11,776	$61	09/30/2022
Fox Run Management L.L.C.	11,062	$57	09/30/2022
PRTS	11,062	$57	09/30/2022
Corton Capital Inc.	10,837	$56	09/30/2022
PRTS	10,837	$56	09/30/2022
Jump Financial LLC	10,600	$55	09/30/2022
PRTS	10,600	$55	09/30/2022
Commonwealth Equity Services LLC	10,470	$54	09/30/2022
PRTS	10,470	$54	09/30/2022
Amalgamated Bank	8,074	$42	09/30/2022
PRTS	8,074	$42	09/30/2022
Allspring Global Investments Holdings LLC	5,563	$35	12/31/2022
PRTS	5,563	$35	12/31/2022
Royal Bank of Canada	5,553	$28	09/30/2022
PRTS	5,553	$28	09/30/2022
Zurcher Kantonalbank Zurich Cantonalbank	4,174	$22	09/30/2022
PRTS	4,174	$22	09/30/2022
Advisor Group Holdings Inc.	4,257	$22	09/30/2022
PRTS	4,257	$22	09/30/2022
Ameritas Investment Partners Inc.	3,715	$19	09/30/2022
PRTS	3,715	$19	09/30/2022
PEAK6 Investments LLC		$15	09/30/2022
Put	19,800	$102	09/30/2022
PRTS	16,786	$87	09/30/2022
Call	5,800	$30	09/30/2022
Great West Life Assurance Co. Can	2,436	$13	09/30/2022
PRTS	2,436	$13	09/30/2022
Citigroup Inc.	1,833	$9	09/30/2022
PRTS	1,833	$9	09/30/2022
Metropolitan Life Insurance Co NY	1,274	$7	09/30/2022
PRTS	1,274	$7	09/30/2022
Dark Forest Capital Management LP	780	$4	09/30/2022
PRTS	780	$4	09/30/2022
Rockefeller Capital Management L.P.	614	$3	09/30/2022
PRTS	614	$3	09/30/2022
CWM LLC	355	$2	09/30/2022
PRTS	355	$2	09/30/2022
EdgeRock Capital LLC	372	$2	09/30/2022
PRTS	372	$2	09/30/2022
Allworth Financial LP	170	$1	12/31/2022
PRTS	170	$1	12/31/2022
Lindbrook Capital LLC	214	$1	12/31/2022
PRTS	214	$1	12/31/2022
IFP Advisors Inc	86	$1	09/30/2022
PRTS	86	$1	09/30/2022
Glassman Wealth Services	108	$1	09/30/2022
PRTS	108	$1	09/30/2022
Parallel Advisors LLC	138	$1	09/30/2022
PRTS	138	$1	09/30/2022
Wipfli Financial Advisors LLC	189	$1	09/30/2022
PRTS	189	$1	09/30/2022
Guardian Wealth Advisors LLC	108	$1	09/30/2022
PRTS	108	$1	09/30/2022
Proequities Inc.		$0	12/31/2022
Put	0	$0	12/31/2022
Call	0	$0	12/31/2022
PRTS	0	$0	12/31/2022
Cutler Group LP		$0	09/30/2022
Put	300	$0	09/30/2022
Call	100	$0	09/30/2022
Quadrant Capital Group LLC	48	$0	09/30/2022
PRTS	48	$0	09/30/2022

See Summary: Institutional Holders of PRTS
See Details: Top 10 Hedge Funds Holding PRTS
Also See: PRTS Insider Buying
Also See: PRTS Holdings Changes

PRTS — Current Quote

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PRTS — Performance