IESC

SEC source: 0001048268-22-000109 · wf-form4_167053793648033.xml · nonDerivative · entry 3

Newman Mary K · CIK 0001858333 · VP, General Counsel & Corp Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,930.3

F3 · shares: On December 6, 2022, Ms. Newman was granted 2,559 time-based Phantom Stock Units ("PSUs") pursuant to the 2006 Equity Incentive Plan. Each PSU represents a contractual right in respect of one share of the Issuer's Common Stock and will vest upon the continued performance of services through the scheduled vesting date. The PSUs are scheduled to vest on the earlier of (i) December 15, 2025 and (ii) the date that the Issuer files its Annual Report on Form 10-K for its fiscal year ending September 30, 2025.

SEC source: 0001048268-22-000109 · wf-form4_167053793648033.xml · nonDerivative · entry 2

Newman Mary K · CIK 0001858333 · VP, General Counsel & Corp Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,371.3

F2 · shares: Represents shares of Common Stock withheld to satisfy the tax obligation resulting from the vesting of the performance and time-based restricted stock granted to Ms. Newman on December 4, 2019 pursuant to the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000109 · wf-form4_167053793648033.xml · nonDerivative · entry 1

Newman Mary K · CIK 0001858333 · VP, General Counsel & Corp Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,176.3

F1 · shares: On December 4, 2019, Ms. Newman was granted shares of performance based restricted stock (the "Performance-Based Restricted Stock") pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan"). The Performance-Based Restricted Stock vested, if at all, upon the achievement of certain specified annual financial performance objectives and the continued performance of services through the scheduled vesting date. On December 6, 2022, upon the filing of the Issuer's Annual Report on Form 10-K for its fiscal year ended September 30, 2022, the performance and service criteria were determined to have been met, resulting in the vesting of 2,657 Performance-Based Restricted Stock under this award.

SEC source: 0001048268-22-000108 · wf-form4_167053770889907.xml · nonDerivative · entry 1

Simmes Matthew J · CIK 0001899288 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,894

F1 · shares: On December 6, 2022, Mr. Simmes was granted 5,905 time-based Phantom Stock Units ("PSUs") pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated. Each PSU represents a contractual right in respect of one share of the Issuer's Common Stock and will vest upon the continued performance of services through the scheduled vesting date. The PSUs are scheduled to vest on the earlier of (i) December 15, 2025 and (ii) the date that the Issuer files its Annual Report on Form 10-K for its fiscal year ending September 30, 2025.

SEC source: 0001048268-22-000107 · wf-form4_167053753619149.xml · nonDerivative · entry 3

McLauchlin Tracy · CIK 0001456922 · SVP, CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,990

F3 · shares: On December 6, 2022, Ms. McLauchlin was granted 3,691 time-based Phantom Stock Units ("PSUs") pursuant to the 2006 Equity Incentive Plan. Each PSU represents a contractual right in respect of one share of the Issuer's Common Stock and will vest upon the continued performance of services through the scheduled vesting date. The PSUs are scheduled to vest on the earlier of (i) December 15, 2025 and (ii) the date that the Issuer files its Annual Report on Form 10-K for its fiscal year ending September 30, 2025.

SEC source: 0001048268-22-000107 · wf-form4_167053753619149.xml · nonDerivative · entry 2

McLauchlin Tracy · CIK 0001456922 · SVP, CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,299

F2 · shares: Represents shares of Common Stock withheld to satisfy the tax obligation resulting from the vesting of the performance and time-based phantom stock units granted to Ms. McLauchlin on December 4, 2019 pursuant to the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000107 · wf-form4_167053753619149.xml · nonDerivative · entry 1

McLauchlin Tracy · CIK 0001456922 · SVP, CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,317

F1 · shares: On December 4, 2019, Ms. McLauchlin was granted shares of time and performance based phantom stock units (the "Phantom Stock Units") pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan"). The Phantom Stock Units vested, if at all, upon the achievement of certain specified annual financial performance objectives and the continued performance of services through the scheduled vesting date. On December 6, 2022, upon the filing of the Issuer's Annual Report on Form 10-K for its fiscal year ended September 30, 2022, the performance and service criteria were determined to have been met, resulting in the investing of 12,753 Phantom Stock Units under this award.

SEC source: 0001048268-22-000094 · wf-form4_167001973252385.xml · nonDerivative · entry 1

Newman Mary K · CIK 0001858333 · VP, General Counsel & Corp Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,519.3

F1 · shares: Represents shares of Common Stock withheld to satisfy the withholding tax obligation resulting from the vesting of the third tranche of the restricted stock granted to Ms. Newman on December 4, 2019 pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated.

SEC source: 0001048268-22-000092 · wf-form4_166491954971630.xml · nonDerivative · entry 1

LEYKUM ELIZABETH · CIK 0001560698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,753

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Leykum electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Leykum leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000091 · wf-form4_166491945268975.xml · nonDerivative · entry 1

Koshkin Joe D · CIK 0001495394 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,598

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Koshkin electing to receive PSUs in lieu of cash or common stock for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Koshkin leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000090 · wf-form4_166491931021710.xml · nonDerivative · entry 1

Gendell David B. · CIK 0001408176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,833

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Gendell electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Gendell leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000089 · wf-form4_166491902064399.xml · nonDerivative · entry 1

Cleveland Todd M · CIK 0001407402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,864

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Cleveland electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Cleveland leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000088 · wf-form4_166491887004922.xml · nonDerivative · entry 1

Baldock Jennifer A · CIK 0001281437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,706

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Baldock electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Baldock leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000082 · wf-form4_166025345659403.xml · nonDerivative · entry 2

Simmes Matthew J · CIK 0001899288 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,989

SEC source: 0001048268-22-000082 · wf-form4_166025345659403.xml · nonDerivative · entry 1

Simmes Matthew J · CIK 0001899288 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 62,489

SEC source: 0001048268-22-000072 · wf-form4_165671049759527.xml · nonDerivative · entry 1

Gendell David B. · CIK 0001408176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 135,177

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Gendell electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Gendell leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000073 · wf-form4_165671056472134.xml · nonDerivative · entry 1

Cleveland Todd M · CIK 0001407402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 156,106

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Cleveland electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Cleveland leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000071 · wf-form4_165671042297752.xml · nonDerivative · entry 1

Baldock Jennifer A · CIK 0001281437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,050

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Baldock electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Baldock leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000069 · wf-form4_165671027634237.xml · nonDerivative · entry 1

LEYKUM ELIZABETH · CIK 0001560698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,097

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Leykum electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Leykum leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000070 · wf-form4_165671036930187.xml · nonDerivative · entry 1

Koshkin Joe D · CIK 0001495394 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,829

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Koshkin electing to receive PSUs in lieu of cash or common stock for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Koshkin leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000057 · wf-form4_165213128428598.xml · nonDerivative · entry 2

Baldock Jennifer A · CIK 0001281437 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Held in Family LLC

Disclosed balance after: 375

F1 · ownership.nature: The reporting person is a co-manager of the family limited liability company that owns the reported securities.

SEC source: 0001048268-22-000057 · wf-form4_165213128428598.xml · nonDerivative · entry 1

Baldock Jennifer A · CIK 0001281437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,450

SEC source: 0001048268-22-000053 · wf-form4_165187208302466.xml · nonDerivative · entry 1

Simmes Matthew J · CIK 0001899288 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,489

SEC source: 0001048268-22-000051 · wf-form4_165179708210785.xml · nonDerivative · entry 1

Gendell David B. · CIK 0001408176 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Held in IRA

Disclosed balance after: 1,000

SEC source: 0001048268-22-000041 · wf-form4_164912103062917.xml · nonDerivative · entry 1

Baldock Jennifer A · CIK 0001281437 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 450

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Baldock electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Baldock leaves the board of directors for anyreason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000040 · wf-form4_164912096947006.xml · nonDerivative · entry 1

Cleveland Todd M · CIK 0001407402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 155,413

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Cleveland electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Cleveland leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000037 · wf-form4_164912075374849.xml · nonDerivative · entry 1

Gendell David B. · CIK 0001408176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,577

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Gendell electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Gendell leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000039 · wf-form4_164912091064762.xml · nonDerivative · entry 1

LEYKUM ELIZABETH · CIK 0001560698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,497

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Leykum electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Leykum leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000038 · wf-form4_164912083802484.xml · nonDerivative · entry 1

Koshkin Joe D · CIK 0001495394 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 45,125

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Koshkin electing to receive PSUs in lieu of cash or common stock for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Koshkin leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000005 · wf-form4_164133673444715.xml · nonDerivative · entry 1

Cleveland Todd M · CIK 0001407402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,893

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Cleveland electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Cleveland leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000006 · wf-form4_164133684546332.xml · nonDerivative · entry 1

LEYKUM ELIZABETH · CIK 0001560698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,047

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Leykum electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Leykum leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000004 · wf-form4_164133649229982.xml · nonDerivative · entry 1

Gendell David B. · CIK 0001408176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,127

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Gendell electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Gendell leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-22-000003 · wf-form4_164133626602897.xml · nonDerivative · entry 1

Koshkin Joe D · CIK 0001495394 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,597

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Koshkin electing to receive PSUs in lieu of cash or common stock for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Koshkin leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000174 · wf-form4_163960865777267.xml · nonDerivative · entry 2

Simmes Matthew J · CIK 0001899288 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 60,489

SEC source: 0001048268-21-000171 · wf-form4_163891568987630.xml · nonDerivative · entry 2

Petersen Alison M · CIK 0001858314 · VP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,785.93

F2 · shares: Represents shares of Common Stock withheld to satisfy the withholding tax obligation resulting from the vesting of the third tranche of the time-based and performance-based Phantom Stock Units granted to Ms. Petersen on February 6, 2019, pursuant to the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000171 · wf-form4_163891568987630.xml · nonDerivative · entry 1

Petersen Alison M · CIK 0001858314 · VP & Chief Accounting Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,801.93

F1 · shares: On February 6, 2019, Ms. Petersen was granted 10,000 performance units (the "Performance Units") pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan"). Each Performance Unit represented a contractual right in respect of one share of the Issuer's common stock. The Performance Units vested, if at all, in three tranches upon the achievement of certain specified annual financial performance objectives and the continued performance of services through the applicable scheduled vesting date. On December 3, 2021, upon the filing of the Company's Annual Report on Form 10-K for its fiscal year ended September 30, 2021, the performance and service criteria for the third tranche of Performance Units was determined to have been fully met, resulting investing of 5,999.9 Performance Units under this award.

SEC source: 0001048268-21-000170 · wf-form4_163891551229734.xml · nonDerivative · entry 2

McLauchlin Tracy · CIK 0001456922 · SVP, CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,564

F2 · security: Represents shares of Common Stock withheld to satisfy the withholding tax obligation resulting from the vesting of the third tranche of the Performance Units delivered pursuant to the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000170 · wf-form4_163891551229734.xml · nonDerivative · entry 1

McLauchlin Tracy · CIK 0001456922 · SVP, CFO & Treasurer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,991

F1 · security: On February 6, 2019, Ms. McLauchlin was granted 41,667 performance units (the "Performance Units") pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan"). Each Performance Unit represented a contractual right in respect of one share of the Issuer's common stock. The Performance Units vested, if at all, in three tranches upon the achievement of certain specified annual financial performance objectives and the continued performance of services through the applicable scheduled vesting date. On December 3, 2021, upon the filing of the Company's Annual Report on Form 10-K for its fiscal year ended September 30, 2021, the performance and service criteria for the third tranche of Performance Units was determined to have been fully met, resulting investing of 23,958 Performance Units under this award.

SEC source: 0001048268-21-000174 · wf-form4_163960865777267.xml · nonDerivative · entry 1

Simmes Matthew J · CIK 0001899288 · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,489

F1 · shares: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan as amended and restated through February 2016 to Mr. Simmes on December 3, 2021. Each PSU represents a contractual right in respect of one share of the Issuer's Common Stock. Such PSUs will vest, if at all, on or prior to December 3, 2026, subject to Mr. Simmes meeting certain service requirements and the Common Stock meeting certain trading price requirements.

SEC source: 0001048268-21-000167 · wf-form4_163856832212960.xml · nonDerivative · entry 1

GENDELL JEFFREY L ET AL · CIK 0000948904 · Director · Chief Executive Officer · 10% owner

TONTINE CAPITAL PARTNERS L P · CIK 0001276922 · 10% owner

TONTINE CAPITAL MANAGEMENT LLC · CIK 0001272374 · 10% owner

TONTINE MANAGEMENT LLC · CIK 0001268959 · 10% owner

TONTINE CAPITAL OVERSEAS MASTER FUND II, L.P. · CIK 0001482608 · 10% owner

TONTINE ASSET ASSOCIATES, L.L.C. · CIK 0001482609 · 10% owner

Tontine Associates, LLC · CIK 0001491514 · 10% owner

Tontine Capital Overseas GP, LLC · CIK 0001409490 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,608,936

F1 · shares: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan as amended and restated through February 2016 ("2006 Equity Incentive Plan") to Mr. Gendell on December 1, 2021. Such PSUs will vest, if at all, on or prior to December 1, 2026, subject to Mr. Gendell meeting certain service requirements and the Common Stock meeting certain trading price requirements.

F2 · ownership.nature: This report is filed jointly by Tontine Capital Partners, L.P., a Delaware limited partnership ("TCP"), Tontine Capital Management, L.L.C., a Delaware limited liability company ("TCM"), Tontine Management, L.L.C., a Delaware limited liability company ("TM"), Tontine Capital Overseas Master Fund II, L.P., a Delaware limited partnership ("TCP 2"), Tontine Asset Associates, L.L.C., a Delaware limited liability company ("TAA"), Tontine Associates, L.L.C., a Delaware limited liability company ("TA"), Tontine Capital Overseas GP, L.L.C., a Delaware limited liability company ("TCO"), and Jeffrey L. Gendell ("Mr. Gendell"). Mr. Gendell is the managing member of: (a) TCM, the general partner of TCP; (b) TM; (c) TAA, the general partner of TCP 2; (d) TA; and (e) TCO.

F3 · ownership.nature: TCP directly owns 5,642,723 shares of Common Stock, TCM directly owns 1,910,529 shares of Common Stock, TM directly owns 1,410,162 shares of Common Stock, TCP 2 directly owns 1,660,506 shares of Common Stock, TAA directly owns 96,891 shares of Common Stock, TA directly owns 642,057 shares of Common Stock, TCO directly owns 47,284 shares of Common Stock, Mr. Gendell directly owns 103,058 shares of Common Stock and 92,363 PSUs granted to him pursuant to the 2006 Equity Incentive Plan, and Mr. Gendell's adult children own 3,363 shares of Common Stock through trusts for which Mr. Gendell acts as trustee.

F4 · ownership.nature: All of the foregoing securities may be deemed to be beneficially owned by Mr. Gendell. The foregoing securities held by TCP may be deemed to be beneficially owned by TCM. The foregoing securities held by TCP 2 may be deemed to be beneficially owned by TAA.

F5 · ownership.nature: Mr. Gendell disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by Mr. Gendell or representing Mr. Gendell's pro rata interest in, and interest in the profits of, TCM, TCP, TM, TCP 2, TAA, TA and TCO. TCM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCM or representing TCM's pro rata interest in, and interest in the profits of, TCP.

F6 · ownership.nature: TAA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TAA or representing TAA's pro rata interest in, and interest in the profits of, TCP 2. TA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TA. TM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TM. TCO disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCO.

SEC source: 0001048268-21-000166 · wf-form4_163856812865086.xml · nonDerivative · entry 1

Newman Mary K · CIK 0001858333 · VP, General Counsel & Corp Sec

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,746.3

F1 · shares: Represents shares of Common Stock withheld to satisfy the withholding tax obligation resulting from the vesting of the second tranche of the restricted stock (the "Sign-On Restricted Stock") granted to Ms. Newman on December 4, 2019 pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan").

SEC source: 0001048268-21-000151 · wf-form4_163727215308623.xml · nonDerivative · entry 2

GENDELL JEFFREY L ET AL · CIK 0000948904 · Director · Chief Executive Officer · 10% owner

TONTINE CAPITAL PARTNERS L P · CIK 0001276922 · 10% owner

TONTINE CAPITAL MANAGEMENT LLC · CIK 0001272374 · 10% owner

TONTINE MANAGEMENT LLC · CIK 0001268959 · 10% owner

TONTINE CAPITAL OVERSEAS MASTER FUND II, L.P. · CIK 0001482608 · 10% owner

TONTINE ASSET ASSOCIATES, L.L.C. · CIK 0001482609 · 10% owner

Tontine Associates, LLC · CIK 0001491514 · 10% owner

Tontine Capital Overseas GP, LLC · CIK 0001409490 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,558,936

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by TCP 2 (as defined herein) on February 16, 2021.

F8 · price: On November 17, 2021, TCP 2 sold 3,428 shares of Common Stock at a weighted average price of $55.48 per share. These shares were sold in multiple transactions at prices ranging from $55.20 to $55.81, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: This report is filed jointly by Tontine Capital Partners, L.P., a Delaware limited partnership ("TCP"), Tontine Capital Management, L.L.C., a Delaware limited liability company ("TCM"), Tontine Management, L.L.C., a Delaware limited liability company ("TM"), Tontine Capital Overseas Master Fund II, L.P., a Delaware limited partnership ("TCP 2"), Tontine Asset Associates, L.L.C., a Delaware limited liability company ("TAA"), Tontine Associates, L.L.C., a Delaware limited liability company ("TA"), Tontine Capital Overseas GP, L.L.C., a Delaware limited liability company ("TCO"), and Jeffrey L. Gendell ("Mr. Gendell"). Mr. Gendell is the managing member of: (a) TCM, the general partner of TCP; (b) TM; (c) TAA, the general partner of TCP 2; (d) TA; and (e) TCO.

F4 · ownership.nature: TCP directly owns 5,642,723 shares of Common Stock, TCM directly owns 1,910,529 shares of Common Stock, TM directly owns 1,410,162 shares of Common Stock, TCP 2 directly owns 1,660,506 shares of Common Stock, TAA directly owns 96,891 shares of Common Stock, TA directly owns 642,057 shares of Common Stock, TCO directly owns 47,284 shares of Common Stock, Mr. Gendell directly owns 103,058 shares of Common Stock and 42,363 phantom stock units granted to him pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated, and Mr. Gendell's adult children own 3,363 shares of Common Stock through trusts for which Mr. Gendell acts as trustee.

F5 · ownership.nature: All of the foregoing securities may be deemed to be beneficially owned by Mr. Gendell. The foregoing securities held by TCP may be deemed to be beneficially owned by TCM. The foregoing securities held by TCP 2 may be deemed to be beneficially owned by TAA.

F6 · ownership.nature: Mr. Gendell disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by Mr. Gendell or representing Mr. Gendell's pro rata interest in, and interest in the profits of, TCM, TCP, TM, TCP 2, TAA, TA and TCO. TCM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCM or representing TCM's pro rata interest in, and interest in the profits of, TCP.

F7 · ownership.nature: TAA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TAA or representing TAA's pro rata interest in, and interest in the profits of, TCP 2. TA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TA. TM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TM. TCO disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCO.

SEC source: 0001048268-21-000151 · wf-form4_163727215308623.xml · nonDerivative · entry 1

GENDELL JEFFREY L ET AL · CIK 0000948904 · Director · Chief Executive Officer · 10% owner

TONTINE CAPITAL PARTNERS L P · CIK 0001276922 · 10% owner

TONTINE CAPITAL MANAGEMENT LLC · CIK 0001272374 · 10% owner

TONTINE MANAGEMENT LLC · CIK 0001268959 · 10% owner

TONTINE CAPITAL OVERSEAS MASTER FUND II, L.P. · CIK 0001482608 · 10% owner

TONTINE ASSET ASSOCIATES, L.L.C. · CIK 0001482609 · 10% owner

Tontine Associates, LLC · CIK 0001491514 · 10% owner

Tontine Capital Overseas GP, LLC · CIK 0001409490 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,562,364

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by TCP 2 (as defined herein) on February 16, 2021.

F2 · price: On November 16, 2021, TCP 2 sold 5,902 shares of Common Stock at a weighted average price of $55.02 per share. These shares were sold in multiple transactions at prices ranging from $54.98 to $55.50, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: This report is filed jointly by Tontine Capital Partners, L.P., a Delaware limited partnership ("TCP"), Tontine Capital Management, L.L.C., a Delaware limited liability company ("TCM"), Tontine Management, L.L.C., a Delaware limited liability company ("TM"), Tontine Capital Overseas Master Fund II, L.P., a Delaware limited partnership ("TCP 2"), Tontine Asset Associates, L.L.C., a Delaware limited liability company ("TAA"), Tontine Associates, L.L.C., a Delaware limited liability company ("TA"), Tontine Capital Overseas GP, L.L.C., a Delaware limited liability company ("TCO"), and Jeffrey L. Gendell ("Mr. Gendell"). Mr. Gendell is the managing member of: (a) TCM, the general partner of TCP; (b) TM; (c) TAA, the general partner of TCP 2; (d) TA; and (e) TCO.

F4 · ownership.nature: TCP directly owns 5,642,723 shares of Common Stock, TCM directly owns 1,910,529 shares of Common Stock, TM directly owns 1,410,162 shares of Common Stock, TCP 2 directly owns 1,660,506 shares of Common Stock, TAA directly owns 96,891 shares of Common Stock, TA directly owns 642,057 shares of Common Stock, TCO directly owns 47,284 shares of Common Stock, Mr. Gendell directly owns 103,058 shares of Common Stock and 42,363 phantom stock units granted to him pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated, and Mr. Gendell's adult children own 3,363 shares of Common Stock through trusts for which Mr. Gendell acts as trustee.

F5 · ownership.nature: All of the foregoing securities may be deemed to be beneficially owned by Mr. Gendell. The foregoing securities held by TCP may be deemed to be beneficially owned by TCM. The foregoing securities held by TCP 2 may be deemed to be beneficially owned by TAA.

F6 · ownership.nature: Mr. Gendell disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by Mr. Gendell or representing Mr. Gendell's pro rata interest in, and interest in the profits of, TCM, TCP, TM, TCP 2, TAA, TA and TCO. TCM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCM or representing TCM's pro rata interest in, and interest in the profits of, TCP.

F7 · ownership.nature: TAA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TAA or representing TAA's pro rata interest in, and interest in the profits of, TCP 2. TA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TA. TM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TM. TCO disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCO.

SEC source: 0001048268-21-000149 · wf-form4_163338385267605.xml · nonDerivative · entry 1

GENDELL JEFFREY L ET AL · CIK 0000948904 · Director · Chief Executive Officer · 10% owner

TONTINE CAPITAL PARTNERS L P · CIK 0001276922 · 10% owner

TONTINE CAPITAL MANAGEMENT LLC · CIK 0001272374 · 10% owner

TONTINE MANAGEMENT LLC · CIK 0001268959 · 10% owner

TONTINE CAPITAL OVERSEAS MASTER FUND II, L.P. · CIK 0001482608 · 10% owner

TONTINE ASSET ASSOCIATES, L.L.C. · CIK 0001482609 · 10% owner

Tontine Associates, LLC · CIK 0001491514 · 10% owner

Tontine Capital Overseas GP, LLC · CIK 0001409490 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,568,266

F1 · shares: Represents shares of Common Stock withheld to satisfy the withholding tax obligation resulting from the vesting of the second tranche of the Phantom Stock Units granted to Mr. Gendell on October 2, 2020, pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan").

F2 · ownership.nature: This report is filed jointly by Tontine Capital Partners, L.P., a Delaware limited partnership ("TCP"), Tontine Capital Management, L.L.C., a Delaware limited liability company ("TCM"), Tontine Management, L.L.C., a Delaware limited liability company ("TM"), Tontine Capital Overseas Master Fund II, L.P., a Delaware limited partnership ("TCP 2"), Tontine Asset Associates, L.L.C., a Delaware limited liability company ("TAA"), Tontine Associates, L.L.C., a Delaware limited liability company ("TA"), Tontine Capital Overseas GP, L.L.C., a Delaware limited liability company ("TCO"), and Jeffrey L. Gendell ("Mr. Gendell"). Mr. Gendell is the managing member of: (a) TCM, the general partner of TCP; (b) TM; (c) TAA, the general partner of TCP 2; (d) TA; and (e) TCO.

F3 · ownership.nature: TCP directly owns 5,642,723 shares of Common Stock, TCM directly owns 1,910,529 shares of Common Stock, TM directly owns 1,410,162 shares of Common Stock, TCP 2 directly owns 1,669,836 shares of Common Stock, TAA directly owns 96,891 shares of Common Stock, TA directly owns 642,057 shares of Common Stock, TCO directly owns 47,284 shares of Common Stock, Mr. Gendell directly owns 103,058 shares of Common Stock and 42,363 phantom stock units granted to him pursuant to the 2006 Equity Incentive Plan, and Mr. Gendell's adult children own 3,363 shares of Common Stock through trusts for which Mr. Gendell acts as trustee.

F4 · ownership.nature: All of the foregoing securities may be deemed to be beneficially owned by Mr. Gendell. The foregoing securities held by TCP may be deemed to be beneficially owned by TCM. The foregoing securities held by TCP 2 may be deemed to be beneficially owned by TAA.

F5 · ownership.nature: Mr. Gendell disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by Mr. Gendell or representing Mr. Gendell's pro rata interest in, and interest in the profits of, TCM, TCP, TM, TCP 2, TAA, TA and TCO. TCM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCM or representing TCM's pro rata interest in, and interest in the profits of, TCP.

F6 · ownership.nature: TAA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TAA or representing TAA's pro rata interest in, and interest in the profits of, TCP 2. TA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TA. TM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TM. TCO disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCO.

SEC source: 0001048268-21-000147 · wf-form4_163338362618550.xml · nonDerivative · entry 1

LEYKUM ELIZABETH · CIK 0001560698 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 690

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Ms. Leykum electing to receive PSUs in lieu of cash or common stock for that portion of her retainer. Each unit converts to one share of IES common stock when either (i) Ms. Leykum leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000145 · wf-form4_163338349007478.xml · nonDerivative · entry 1

Koshkin Joe D · CIK 0001495394 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,178

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Koshkin electing to receive PSUs in lieu of cash or common stock for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Koshkin leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000143 · wf-form4_163338310478141.xml · nonDerivative · entry 1

Gendell David B. · CIK 0001408176 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 133,770

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Gendell electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Gendell leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000141 · wf-form4_163338294980876.xml · nonDerivative · entry 1

Cleveland Todd M · CIK 0001407402 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,480

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Cleveland electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Cleveland leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000139 · wf-form4_163338267995337.xml · nonDerivative · entry 1

Dowling Joseph L III · CIK 0001297011 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,408

F1 · security: Represents Phantom Stock Units ("PSUs") granted pursuant to the IES Holdings, Inc. ("IES") 2006 Equity Incentive Plan, as amended and restated (the "2006 Equity Incentive Plan") upon Mr. Dowling electing to receive PSUs in lieu of common stock or cash for that portion of his retainer. Each unit converts to one share of IES common stock when either (i) Mr. Dowling leaves the board of directors for any reason, or (ii) upon a change of control as defined in the 2006 Equity Incentive Plan.

SEC source: 0001048268-21-000137 · wf-form4_162819804490355.xml · nonDerivative · entry 1

GENDELL JEFFREY L ET AL · CIK 0000948904 · Director · Chief Executive Officer · 10% owner

TONTINE CAPITAL PARTNERS L P · CIK 0001276922 · 10% owner

TONTINE CAPITAL MANAGEMENT LLC · CIK 0001272374 · 10% owner

TONTINE MANAGEMENT LLC · CIK 0001268959 · 10% owner

TONTINE CAPITAL OVERSEAS MASTER FUND II, L.P. · CIK 0001482608 · 10% owner

TONTINE ASSET ASSOCIATES, L.L.C. · CIK 0001482609 · 10% owner

Tontine Associates, LLC · CIK 0001491514 · 10% owner

Tontine Capital Overseas GP, LLC · CIK 0001409490 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 11,583,706

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by TCP 2 (as defined herein) on February 16, 2021.

F2 · price: On August 3, 2021, TCP 2 sold 802 shares of Common Stock at a weighted average price of $55.07 per share. These shares were sold in multiple transactions at prices ranging from $54.98 to $55.08, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: This report is filed jointly by Tontine Capital Partners, L.P., a Delaware limited partnership ("TCP"), Tontine Capital Management, L.L.C., a Delaware limited liability company ("TCM"), Tontine Management, L.L.C., a Delaware limited liability company ("TM"), Tontine Capital Overseas Master Fund II, L.P., a Delaware limited partnership ("TCP 2"), Tontine Asset Associates, L.L.C., a Delaware limited liability company ("TAA"), Tontine Associates, L.L.C., a Delaware limited liability company ("TA"), Tontine Capital Overseas GP, L.L.C., a Delaware limited liability company ("TCO"), and Jeffrey L. Gendell ("Mr. Gendell"). Mr. Gendell is the managing member of: (a) TCM, the general partner of TCP; (b) TM; (c) TAA, the general partner of TCP 2; (d) TA; and (e) TCO.

F4 · ownership.nature: TCP directly owns 5,642,723 shares of Common Stock, TCM directly owns 1,910,529 shares of Common Stock, TM directly owns 1,410,162 shares of Common Stock, TCP 2 directly owns 1,669,836 shares of Common Stock, TAA directly owns 96,891 shares of Common Stock, TA directly owns 642,057 shares of Common Stock, TCO directly owns 47,284 shares of Common Stock, Mr. Gendell directly owns 85,165 shares of Common Stock and 75,696 phantom stock units granted to him pursuant to the IES Holdings, Inc. 2006 Equity Incentive Plan, as amended and restated, and Mr. Gendell's adult children own 3,363 shares of Common Stock through trusts for which Mr. Gendell acts as trustee.

F5 · ownership.nature: All of the foregoing securities may be deemed to be beneficially owned by Mr. Gendell. The foregoing securities held by TCP may be deemed to be beneficially owned by TCM. The foregoing securities held by TCP 2 may be deemed to be beneficially owned by TAA.

F6 · ownership.nature: Mr. Gendell disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by Mr. Gendell or representing Mr. Gendell's pro rata interest in, and interest in the profits of, TCM, TCP, TM, TCP 2, TAA, TA and TCO. TCM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCM or representing TCM's pro rata interest in, and interest in the profits of, TCP.

F7 · ownership.nature: TAA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TAA or representing TAA's pro rata interest in, and interest in the profits of, TCP 2. TA disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TA. TM disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TM. TCO disclaims beneficial ownership of the Issuer's securities reported herein for purposes of Section 16(a) under the Securities Exchange Act of 1934, as amended, or otherwise, except as to securities directly owned by TCO.