There is a long list of 185 institutional holders of PKST within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of PKST by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-PKST table below, the initial column indicates the name of each top institutional holder of PKST, with a link to that fund's top holdings. The next columns indicate the amount of PKST stock held by each of the institutional holders of PKST, followed by the PKST position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Vanguard Group Inc.	3,571,925	$71,188	12/31/2023
PKST	3,571,925	$71,188	12/31/2023
BlackRock Inc.	2,720,467	$54,219	12/31/2023
PKST	2,720,467	$54,219	12/31/2023
State Street Corp	837,867	$16,886	12/31/2023
PKST	837,867	$16,886	12/31/2023
Geode Capital Management LLC	821,894	$16,382	12/31/2023
PKST	821,894	$16,382	12/31/2023
Centaurus Financial Inc.	505,509	$10,075	12/31/2023
PKST	505,509	$10,075	12/31/2023
Charles Schwab Investment Management Inc.	465,779	$9,283	12/31/2023
PKST	465,779	$9,283	12/31/2023
Northern Trust Corp	321,934	$6,416	12/31/2023
PKST	321,934	$6,416	12/31/2023
Advisor Group Holdings Inc.	296,280	$5,900	12/31/2023
PKST	296,280	$5,900	12/31/2023
LPL Financial LLC	288,071	$5,741	12/31/2023
PKST	288,071	$5,741	12/31/2023
AE Wealth Management LLC	219,330	$4,371	12/31/2023
PKST	219,330	$4,371	12/31/2023
Cambridge Investment Research Advisors Inc.	255,788	$4,126	03/31/2024
PKST	255,788	$4,126	03/31/2024
Morgan Stanley	167,378	$3,336	12/31/2023
PKST	167,378	$3,336	12/31/2023
Millennium Management LLC	132,193	$2,635	12/31/2023
PKST	132,193	$2,635	12/31/2023
Voya Investment Management LLC	121,702	$2,426	12/31/2023
PKST	121,702	$2,426	12/31/2023
Bank of New York Mellon Corp	143,796	$2,319	03/31/2024
PKST	143,796	$2,319	03/31/2024
Susquehanna International Group LLP	97,589	$1,945	12/31/2023
PKST	97,589	$1,945	12/31/2023
Commonwealth Equity Services LLC	114,417	$1,846	03/31/2024
PKST	114,417	$1,846	03/31/2024
Nuveen Asset Management LLC	89,140	$1,777	12/31/2023
PKST	89,140	$1,777	12/31/2023
TCP Asset Management LLC	110,136	$1,776	03/31/2024
PKST	110,136	$1,776	03/31/2024
Royal Bank of Canada	84,917	$1,692	12/31/2023
PKST	84,917	$1,692	12/31/2023
Bank of America Corp DE	78,826	$1,571	12/31/2023
PKST	78,826	$1,571	12/31/2023
CWM LLC	88,348	$1,425	03/31/2024
PKST	88,348	$1,425	03/31/2024
Swiss National Bank	70,900	$1,413	12/31/2023
PKST	70,900	$1,413	12/31/2023
Sigma Planning Corp	83,905	$1,353	03/31/2024
PKST	83,905	$1,353	03/31/2024
Beacon Capital Management LLC	66,286	$1,321	12/31/2023
PKST	66,286	$1,321	12/31/2023
Cetera Advisors LLC	64,227	$1,280	12/31/2023
PKST	64,227	$1,280	12/31/2023
JPMorgan Chase & Co.	62,745	$1,251	12/31/2023
PKST	62,745	$1,251	12/31/2023
Cetera Investment Advisers	57,728	$1,151	12/31/2023
PKST	57,728	$1,151	12/31/2023
Barclays PLC	56,837	$1,133	12/31/2023
PKST	56,837	$1,133	12/31/2023
Rhumbline Advisers	55,021	$1,097	12/31/2023
PKST	55,021	$1,097	12/31/2023
Goldman Sachs Group Inc.	53,392	$1,064	12/31/2023
PKST	53,392	$1,064	12/31/2023
Prime Capital Investment Advisors LLC	49,861	$994	12/31/2023
PKST	49,861	$994	12/31/2023
Jane Street Group LLC	49,654	$990	12/31/2023
PKST	49,654	$990	12/31/2023
My Legacy Advisors LLC	44,382	$885	12/31/2023
PKST	44,382	$885	12/31/2023
Asset Management One Co. Ltd.	51,712	$834	03/31/2024
PKST	51,712	$834	03/31/2024
Thrivent Financial for Lutherans	39,345	$784	12/31/2023
PKST	39,345	$784	12/31/2023
Nomura Asset Management Co. Ltd.	38,900	$775	12/31/2023
PKST	38,900	$775	12/31/2023
Legal & General Group Plc	37,994	$757	12/31/2023
PKST	37,994	$757	12/31/2023
California State Teachers Retirement System	37,983	$757	12/31/2023
PKST	37,983	$757	12/31/2023
Harbour Investments Inc.	36,042	$718	12/31/2023
PKST	36,042	$718	12/31/2023
Drive Wealth Management LLC	42,703	$689	03/31/2024
PKST	42,703	$689	03/31/2024
Raffles Associates LP	33,987	$677	12/31/2023
PKST	33,987	$677	12/31/2023
Paradigm Financial Partners LLC	33,042	$659	12/31/2023
PKST	33,042	$659	12/31/2023
Financial Gravity Asset Management Inc.	32,946	$657	12/31/2023
PKST	32,946	$657	12/31/2023
Sumitomo Mitsui Trust Holdings Inc.	40,001	$645	03/31/2024
PKST	40,001	$645	03/31/2024
Ameritas Advisory Services LLC	31,714	$632	12/31/2023
PKST	31,714	$632	12/31/2023
Credit Suisse AG	31,341	$625	12/31/2023
PKST	31,341	$625	12/31/2023
Cetera Advisor Networks LLC	30,741	$613	12/31/2023
PKST	30,741	$613	12/31/2023
Alliancebernstein L.P.	27,770	$553	12/31/2023
PKST	27,770	$553	12/31/2023
State of Wisconsin Investment Board	26,711	$532	12/31/2023
PKST	26,711	$532	12/31/2023