On this page, we present all of the funds holding PFIE from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding PFIE, with a link to that fund's top holdings. The next columns indicate the amount of PFIE stock held by each of the funds holding PFIE, followed by the PFIE position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 66 funds holding PFIE within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by AWM Investment Company Inc.. For more details on the positions held by AWM Investment Company Inc. (or by any of the other funds holding PFIE), click the fund name in the "Holder" column of the funds-holding-PFIE table below.

Holder	Amount	Position Size ($ in 1000's)	As of
AWM Investment Company Inc.	2,619,956	$4,742	12/31/2023
PFIE	2,619,956	$4,742	12/31/2023
Royce & Associates LP	2,002,361	$3,624	12/31/2023
PFIE	2,002,361	$3,624	12/31/2023
Ameriprise Financial Inc.	1,692,500	$3,063	12/31/2023
PFIE	1,692,500	$3,063	12/31/2023
Wells Fargo & Company MN	1,637,919	$2,965	12/31/2023
PFIE	1,637,919	$2,965	12/31/2023
Pacific Ridge Capital Partners LLC	1,583,470	$2,866	12/31/2023
PFIE	1,583,470	$2,866	12/31/2023
Everett Harris & Co. CA	1,484,591	$2,746	03/31/2024
PFIE	1,484,591	$2,746	03/31/2024
Renaissance Technologies LLC	1,398,354	$2,531	12/31/2023
PFIE	1,398,354	$2,531	12/31/2023
Vanguard Group Inc.	1,368,557	$2,477	12/31/2023
PFIE	1,368,557	$2,477	12/31/2023
King Luther Capital Management Corp	1,029,252	$1,863	12/31/2023
PFIE	1,029,252	$1,863	12/31/2023
Perkins Capital Management Inc.	936,732	$1,695	12/31/2023
PFIE	936,732	$1,695	12/31/2023
Navellier & Associates Inc	472,151	$855	12/31/2023
PFIE	472,151	$855	12/31/2023
BlackRock Inc.	435,598	$788	12/31/2023
PFIE	435,598	$788	12/31/2023
Geode Capital Management LLC	384,621	$696	12/31/2023
PFIE	384,621	$696	12/31/2023
AMH Equity Ltd	381,450	$690	12/31/2023
PFIE	381,450	$690	12/31/2023
Perritt Capital Management Inc.	329,113	$596	12/31/2023
PFIE	329,113	$596	12/31/2023
Essex Investment Management Co. LLC	325,530	$589	12/31/2023
PFIE	325,530	$589	12/31/2023
Dimensional Fund Advisors LP	212,297	$384	12/31/2023
PFIE	212,297	$384	12/31/2023
Two Sigma Investments LP	205,190	$371	12/31/2023
PFIE	205,190	$371	12/31/2023
Acadian Asset Management LLC	180,661	$326	12/31/2023
PFIE	180,661	$326	12/31/2023
Two Sigma Advisers LP	172,100	$312	12/31/2023
PFIE	172,100	$312	12/31/2023
O Shaughnessy Asset Management LLC	151,419	$274	12/31/2023
PFIE	151,419	$274	12/31/2023
State Street Corp	146,128	$264	12/31/2023
PFIE	146,128	$264	12/31/2023
Berkshire Asset Management LLC PA	144,664	$262	12/31/2023
PFIE	144,664	$262	12/31/2023
Occudo Quantitative Strategies LP	122,337	$221	12/31/2023
PFIE	122,337	$221	12/31/2023
Millennium Management LLC	112,611	$204	12/31/2023
PFIE	112,611	$204	12/31/2023
Marshall Wace LLP	112,570	$204	12/31/2023
PFIE	112,570	$204	12/31/2023
UBS Group AG	110,412	$200	12/31/2023
PFIE	110,412	$200	12/31/2023
Susquehanna International Group LLP	94,027	$170	12/31/2023
PFIE	94,027	$170	12/31/2023
Qube Research & Technologies Ltd	88,784	$161	12/31/2023
PFIE	88,784	$161	12/31/2023
Ritholtz Wealth Management	85,442	$158	03/31/2024
PFIE	85,442	$158	03/31/2024
Northern Trust Corp	86,968	$157	12/31/2023
PFIE	86,968	$157	12/31/2023
Quadrature Capital Ltd	46,270	$84	12/31/2023
PFIE	46,270	$84	12/31/2023
Change Path LLC	41,342	$75	12/31/2023
PFIE	41,342	$75	12/31/2023
Dynamic Advisor Solutions LLC	37,300	$69	03/31/2024
PFIE	37,300	$69	03/31/2024
Townsquare Capital LLC	37,970	$69	12/31/2023
PFIE	37,970	$69	12/31/2023
Jamison Private Wealth Management Inc.	32,000	$59	03/31/2024
PFIE	32,000	$59	03/31/2024
Connor Clark & Lunn Investment Management Ltd.	28,344	$51	12/31/2023
PFIE	28,344	$51	12/31/2023
Charles Schwab Investment Management Inc.	27,669	$50	12/31/2023
PFIE	27,669	$50	12/31/2023
Goldman Sachs Group Inc.	27,769	$50	12/31/2023
PFIE	27,769	$50	12/31/2023
Legato Capital Management LLC	24,625	$46	03/31/2024
PFIE	24,625	$46	03/31/2024
The PNC Financial Services Group Inc.	25,000	$45	12/31/2023
PFIE	25,000	$45	12/31/2023
Citadel Advisors LLC	21,642	$39	12/31/2023
PFIE	21,642	$39	12/31/2023
Thompson Davis & CO. Inc.	20,900	$38	12/31/2023
PFIE	20,900	$38	12/31/2023
Prudential Financial Inc.	20,000	$36	12/31/2023
PFIE	20,000	$36	12/31/2023
Royal Bank of Canada	18,966	$34	12/31/2023
PFIE	18,966	$34	12/31/2023
Cutter & CO Brokerage Inc.	16,350	$30	12/31/2023
PFIE	16,350	$30	12/31/2023
Bayesian Capital Management LP	15,952	$29	12/31/2023
PFIE	15,952	$29	12/31/2023
Prime Capital Investment Advisors LLC	16,235	$29	12/31/2023
PFIE	16,235	$29	12/31/2023
Morgan Stanley	14,397	$26	12/31/2023
PFIE	14,397	$26	12/31/2023
American Century Companies Inc.	13,894	$25	12/31/2023
PFIE	13,894	$25	12/31/2023
Prelude Capital Management LLC	13,742	$25	12/31/2023
PFIE	13,742	$25	12/31/2023
Brown Advisory Inc.	12,500	$23	03/31/2024
PFIE	12,500	$23	03/31/2024
Jane Street Group LLC	12,612	$23	12/31/2023
PFIE	12,612	$23	12/31/2023
Cerity Partners LLC	12,153	$22	12/31/2023
PFIE	12,153	$22	12/31/2023
Raymond James Financial Services Advisors Inc.	10,288	$19	03/31/2024
PFIE	10,288	$19	03/31/2024
CI Private Wealth LLC	10,000	$18	12/31/2023
PFIE	10,000	$18	12/31/2023
Tower Research Capital LLC TRC	6,394	$12	12/31/2023
PFIE	6,394	$12	12/31/2023
Advisory Services Network LLC	5,444	$10	12/31/2023
PFIE	5,444	$10	12/31/2023
CWM LLC	1,464	$3	03/31/2024
PFIE	1,464	$3	03/31/2024
Federated Hermes Inc.	1,442	$3	12/31/2023
PFIE	1,442	$3	12/31/2023
Macroview Investment Management LLC	1,824	$3	12/31/2023
PFIE	1,824	$3	12/31/2023
Advisor Group Holdings Inc.	1,000	$2	12/31/2023
PFIE	1,000	$2	12/31/2023
GWM Advisors LLC	394	$1	12/31/2023
PFIE	394	$1	12/31/2023
Caldwell Sutter Capital Inc.	200	$0	03/31/2024
PFIE	200	$0	03/31/2024
Bank of America Corp DE	23	$0	12/31/2023
PFIE	23	$0	12/31/2023
FMR LLC	84	$0	12/31/2023
PFIE	84	$0	12/31/2023
Proequities Inc.	0	$0	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
PFIE	0	$0	12/31/2023