On this page, we present all of the funds holding IESC from our database of 13F filers, detailed in the table below. The first column indicates the name of each of the funds holding IESC, with a link to that fund's top holdings. The next columns indicate the amount of IESC stock held by each of the funds holding IESC, followed by the IESC position size held by the fund, and lastly the date of the quarterly filing period the data represents. In total, we count 137 funds holding IESC within the last two filing periods in our coverage universe of 13F filers, with the largest position size having been reported by Gendell Jeffrey L. For more details on the positions held by Gendell Jeffrey L (or by any of the other funds holding IESC), click the fund name in the "Holder" column of the funds-holding-IESC table below.

Holder	Amount	Position Size ($ in 1000's)	As of
Gendell Jeffrey L	11,317,450	$896,568	12/31/2023
IESC	11,317,450	$896,568	12/31/2023
FMR LLC	1,130,623	$89,568	12/31/2023
IESC	1,130,623	$89,568	12/31/2023
Dimensional Fund Advisors LP	728,832	$57,739	12/31/2023
IESC	728,832	$57,739	12/31/2023
BlackRock Inc.	613,487	$48,600	12/31/2023
IESC	613,487	$48,600	12/31/2023
AltraVue Capital LLC	482,896	$38,255	12/31/2023
IESC	482,896	$38,255	12/31/2023
Vanguard Group Inc.	435,681	$34,515	12/31/2023
IESC	435,681	$34,515	12/31/2023
Royce & Associates LP	375,219	$29,725	12/31/2023
IESC	375,219	$29,725	12/31/2023
Renaissance Technologies LLC	203,232	$16,100	12/31/2023
IESC	203,232	$16,100	12/31/2023
State Street Corp	200,281	$15,866	12/31/2023
IESC	200,281	$15,866	12/31/2023
Geode Capital Management LLC	181,291	$14,363	12/31/2023
IESC	181,291	$14,363	12/31/2023
Morgan Stanley	146,502	$11,606	12/31/2023
IESC	146,502	$11,606	12/31/2023
Invesco Ltd.	144,476	$11,445	12/31/2023
IESC	144,476	$11,445	12/31/2023
Breach Inlet Capital Management LLC	129,244	$10,239	12/31/2023
IESC	129,244	$10,239	12/31/2023
Assenagon Asset Management S.A.	79,388	$9,657	03/31/2024
IESC	79,388	$9,657	03/31/2024
Legato Capital Management LLC	76,980	$9,364	03/31/2024
IESC	76,980	$9,364	03/31/2024
New York State Common Retirement Fund	90,449	$7,165	12/31/2023
IESC	90,449	$7,165	12/31/2023
Northern Trust Corp	88,364	$7,000	12/31/2023
IESC	88,364	$7,000	12/31/2023
Charles Schwab Investment Management Inc.	87,243	$6,911	12/31/2023
IESC	87,243	$6,911	12/31/2023
State of Wyoming	84,661	$6,707	12/31/2023
IESC	84,661	$6,707	12/31/2023
Arrowstreet Capital Limited Partnership	77,924	$6,173	12/31/2023
IESC	77,924	$6,173	12/31/2023
Millennium Management LLC	76,088	$6,028	12/31/2023
IESC	76,088	$6,028	12/31/2023
Wells Fargo & Company MN	72,123	$5,714	12/31/2023
IESC	72,123	$5,714	12/31/2023
Goldman Sachs Group Inc.	71,776	$5,686	12/31/2023
IESC	71,776	$5,686	12/31/2023
Kennedy Capital Management Inc.	68,163	$5,400	12/31/2023
IESC	68,163	$5,400	12/31/2023
Coombe Bender & Co LLC	62,647	$4,963	12/31/2023
IESC	62,647	$4,963	12/31/2023
First Trust Advisors LP	61,754	$4,892	12/31/2023
IESC	61,754	$4,892	12/31/2023
JPMorgan Chase & Co.	48,032	$3,805	12/31/2023
IESC	48,032	$3,805	12/31/2023
Alliancebernstein L.P.	43,871	$3,475	12/31/2023
IESC	43,871	$3,475	12/31/2023
Neuberger Berman Group LLC	42,655	$3,379	12/31/2023
IESC	42,655	$3,379	12/31/2023
JB Capital Partners LP	41,845	$3,315	12/31/2023
IESC	41,845	$3,315	12/31/2023
Two Sigma Investments LP	41,077	$3,254	12/31/2023
IESC	41,077	$3,254	12/31/2023
Bank of New York Mellon Corp	38,745	$3,069	12/31/2023
IESC	38,745	$3,069	12/31/2023
EAM Investors LLC	32,304	$2,559	12/31/2023
IESC	32,304	$2,559	12/31/2023
Citadel Advisors LLC	26,826	$2,125	12/31/2023
IESC	26,826	$2,125	12/31/2023
Janney Montgomery Scott LLC	26,428	$2,094	12/31/2023
IESC	26,428	$2,094	12/31/2023
Two Sigma Advisers LP	26,400	$2,091	12/31/2023
IESC	26,400	$2,091	12/31/2023
AQR Capital Management LLC	26,285	$2,082	12/31/2023
IESC	26,285	$2,082	12/31/2023
Nuveen Asset Management LLC	26,152	$2,072	12/31/2023
IESC	26,152	$2,072	12/31/2023
Advisory Research Inc.	25,117	$1,990	12/31/2023
IESC	25,117	$1,990	12/31/2023
Jacobs Levy Equity Management Inc.	22,612	$1,791	12/31/2023
IESC	22,612	$1,791	12/31/2023
Qube Research & Technologies Ltd	22,219	$1,760	12/31/2023
IESC	22,219	$1,760	12/31/2023
Raymond James Financial Services Advisors Inc.	13,909	$1,692	03/31/2024
IESC	13,909	$1,692	03/31/2024
Janus Henderson Group PLC	20,889	$1,655	12/31/2023
IESC	20,889	$1,655	12/31/2023
Credit Suisse AG	19,808	$1,569	12/31/2023
IESC	19,808	$1,569	12/31/2023
Susquehanna International Group LLP	19,464	$1,542	12/31/2023
IESC	19,464	$1,542	12/31/2023
Ameriprise Financial Inc.	17,137	$1,358	12/31/2023
IESC	17,137	$1,358	12/31/2023
Modera Wealth Management LLC	17,140	$1,358	12/31/2023
IESC	17,140	$1,358	12/31/2023
Quadrature Capital Ltd	16,537	$1,310	12/31/2023
IESC	16,537	$1,310	12/31/2023
Swiss National Bank	15,900	$1,260	12/31/2023
IESC	15,900	$1,260	12/31/2023
BNP Paribas Arbitrage SA	15,814	$1,253	12/31/2023
IESC	15,814	$1,253	12/31/2023
RBF Capital LLC	15,000	$1,188	12/31/2023
IESC	15,000	$1,188	12/31/2023
Bank of America Corp DE	13,433	$1,064	12/31/2023
IESC	13,433	$1,064	12/31/2023
Barclays PLC	13,351	$1,057	12/31/2023
IESC	13,351	$1,057	12/31/2023
Connor Clark & Lunn Investment Management Ltd.	12,927	$1,024	12/31/2023
IESC	12,927	$1,024	12/31/2023
UBS Group AG	12,773	$1,012	12/31/2023
IESC	12,773	$1,012	12/31/2023
Russell Investments Group Ltd.	11,966	$948	12/31/2023
IESC	11,966	$948	12/31/2023
Rhumbline Advisers	11,804	$935	12/31/2023
IESC	11,804	$935	12/31/2023
D. E. Shaw & Co. Inc.	11,472	$909	12/31/2023
IESC	11,472	$909	12/31/2023
State of Wisconsin Investment Board	11,365	$900	12/31/2023
IESC	11,365	$900	12/31/2023
Jane Street Group LLC	11,129	$882	12/31/2023
IESC	11,129	$882	12/31/2023
American Century Companies Inc.	10,223	$810	12/31/2023
IESC	10,223	$810	12/31/2023
Cubist Systematic Strategies LLC	9,713	$769	12/31/2023
IESC	9,713	$769	12/31/2023
Teacher Retirement System of Texas	9,668	$766	12/31/2023
IESC	9,668	$766	12/31/2023
Jump Financial LLC	9,621	$762	12/31/2023
IESC	9,621	$762	12/31/2023
Trexquant Investment LP	9,237	$732	12/31/2023
IESC	9,237	$732	12/31/2023
Ellsworth Advisors LLC	5,655	$698	03/31/2024
IESC	5,655	$698	03/31/2024
California State Teachers Retirement System	8,548	$677	12/31/2023
IESC	8,548	$677	12/31/2023
Cetera Advisor Networks LLC	8,500	$673	12/31/2023
IESC	8,500	$673	12/31/2023
Dynamic Technology Lab Private Ltd	8,052	$638	12/31/2023
IESC	8,052	$638	12/31/2023
New York Life Investment Management LLC	8,047	$637	12/31/2023
IESC	8,047	$637	12/31/2023
Bourgeon Capital Management LLC	4,918	$598	03/31/2024
IESC	4,918	$598	03/31/2024
Legal & General Group Plc	7,534	$597	12/31/2023
IESC	7,534	$597	12/31/2023
Strs Ohio	7,500	$594	12/31/2023
IESC	7,500	$594	12/31/2023
Andina Capital Management LLC	4,451	$541	03/31/2024
IESC	4,451	$541	03/31/2024
The Manufacturers Life Insurance Company	6,103	$483	12/31/2023
IESC	6,103	$483	12/31/2023
Islay Capital Management LLC	6,078	$481	12/31/2023
IESC	6,078	$481	12/31/2023
Aldebaran Capital LLC	5,666	$449	12/31/2023
IESC	5,666	$449	12/31/2023
GWM Advisors LLC	5,344	$441	12/31/2023
IESC	5,344	$441	12/31/2023
Exencial Wealth Advisors LLC	5,500	$436	12/31/2023
IESC	5,500	$436	12/31/2023
Balyasny Asset Management LLC	5,454	$432	12/31/2023
IESC	5,454	$432	12/31/2023
Yorktown Management & Research Co Inc	5,400	$428	12/31/2023
IESC	5,400	$428	12/31/2023
Engineers Gate Manager LP	5,373	$426	12/31/2023
IESC	5,373	$426	12/31/2023
Aviva PLC	5,359	$425	12/31/2023
IESC	5,359	$425	12/31/2023
Lazard Asset Management LLC	5,260	$416	12/31/2023
IESC	5,260	$416	12/31/2023
Marshall Wace LLP	5,223	$414	12/31/2023
IESC	5,223	$414	12/31/2023
CI Private Wealth LLC	5,131	$406	12/31/2023
IESC	5,131	$406	12/31/2023
Algert Global LLC	4,840	$383	12/31/2023
IESC	4,840	$383	12/31/2023
Occudo Quantitative Strategies LP	4,751	$376	12/31/2023
IESC	4,751	$376	12/31/2023
Sei Investments Co.	4,671	$370	12/31/2023
IESC	4,671	$370	12/31/2023
Deutsche Bank AG	4,515	$358	12/31/2023
IESC	4,515	$358	12/31/2023
Alps Advisors Inc.	4,504	$357	12/31/2023
IESC	4,504	$357	12/31/2023
Verition Fund Management LLC	4,504	$357	12/31/2023
IESC	4,504	$357	12/31/2023
Victory Capital Management Inc.	4,496	$356	12/31/2023
IESC	4,496	$356	12/31/2023
HRT Financial LP	4,388	$347	12/31/2023
IESC	4,388	$347	12/31/2023
MetLife Investment Management LLC	4,354	$345	12/31/2023
IESC	4,354	$345	12/31/2023
Ritholtz Wealth Management	2,816	$343	03/31/2024
IESC	2,816	$343	03/31/2024
Franklin Resources Inc.	4,236	$336	12/31/2023
IESC	4,236	$336	12/31/2023
Dark Forest Capital Management LP	4,145	$328	12/31/2023
IESC	4,145	$328	12/31/2023
American International Group Inc.	4,073	$323	12/31/2023
IESC	4,073	$323	12/31/2023
Denali Advisors LLC	2,600	$316	03/31/2024
IESC	2,600	$316	03/31/2024
Quantbot Technologies LP	3,973	$315	12/31/2023
IESC	3,973	$315	12/31/2023
Centiva Capital LP	3,879	$307	12/31/2023
IESC	3,879	$307	12/31/2023
PEAK6 Investments LLC		$301	12/31/2023
Call	6,000	$475	12/31/2023
Put	2,200	$174	12/31/2023
Walleye Capital LLC	3,733	$296	12/31/2023
IESC	3,733	$296	12/31/2023
Voya Investment Management LLC	3,485	$276	12/31/2023
IESC	3,485	$276	12/31/2023
O Shaughnessy Asset Management LLC	3,280	$260	12/31/2023
IESC	3,280	$260	12/31/2023
Virtu Financial LLC	3,270	$259	12/31/2023
IESC	3,270	$259	12/31/2023
Martingale Asset Management L P	2,801	$222	12/31/2023
IESC	2,801	$222	12/31/2023
Wexford Capital LP	2,800	$222	12/31/2023
IESC	2,800	$222	12/31/2023
Aquatic Capital Management LLC	2,800	$222	12/31/2023
IESC	2,800	$222	12/31/2023
Allspring Global Investments Holdings LLC	1,794	$218	03/31/2024
IESC	1,794	$218	03/31/2024
Peterson Wealth Services	2,755	$218	12/31/2023
IESC	2,755	$218	12/31/2023
SG Americas Securities LLC	2,624	$208	12/31/2023
IESC	2,624	$208	12/31/2023
Tower Research Capital LLC TRC	2,368	$188	12/31/2023
IESC	2,368	$188	12/31/2023
Royal Bank of Canada	2,293	$181	12/31/2023
IESC	2,293	$181	12/31/2023
Carmichael Hill & Associates Inc.	1,400	$170	03/31/2024
IESC	1,400	$170	03/31/2024
Quest Partners LLC	1,695	$134	12/31/2023
IESC	1,695	$134	12/31/2023
Citigroup Inc.	1,334	$106	12/31/2023
IESC	1,334	$106	12/31/2023
Ameritas Investment Partners Inc.	808	$64	12/31/2023
IESC	808	$64	12/31/2023
Great West Life Assurance Co. Can	756	$60	12/31/2023
IESC	756	$60	12/31/2023
New York State Teachers Retirement System	717	$57	12/31/2023
IESC	717	$57	12/31/2023
Advisor Group Holdings Inc.	671	$53	12/31/2023
IESC	671	$53	12/31/2023
Acadian Asset Management LLC	634	$50	12/31/2023
IESC	634	$50	12/31/2023
Sunbelt Securities Inc.	395	$48	03/31/2024
IESC	395	$48	03/31/2024
Vestcor Inc	569	$45	12/31/2023
IESC	569	$45	12/31/2023
Metropolitan Life Insurance Co NY	451	$36	12/31/2023
IESC	451	$36	12/31/2023
Amalgamated Bank	274	$33	03/31/2024
IESC	274	$33	03/31/2024
EntryPoint Capital LLC	336	$27	12/31/2023
IESC	336	$27	12/31/2023
Point72 Asset Management L.P.	300	$24	12/31/2023
IESC	300	$24	12/31/2023
GAMMA Investing LLC	172	$21	03/31/2024
IESC	172	$21	03/31/2024
CWM LLC	165	$20	03/31/2024
IESC	165	$20	03/31/2024
Spire Wealth Management	80	$10	03/31/2024
IESC	80	$10	03/31/2024
Comerica Bank	125	$10	12/31/2023
IESC	125	$10	12/31/2023
Federated Hermes Inc.	75	$6	12/31/2023
IESC	75	$6	12/31/2023
Steward Partners Investment Advisory LLC	67	$5	12/31/2023
IESC	67	$5	12/31/2023
EverSource Wealth Advisors LLC	16	$1	12/31/2023
IESC	16	$1	12/31/2023
Proequities Inc.		$0	12/31/2023
Put	0	$0	12/31/2023
Call	0	$0	12/31/2023
IESC	0	$0	12/31/2023
Covestor Ltd	3	$0	12/31/2023
IESC	3	$0	12/31/2023

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

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IESC — Performance