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person · Reporting owner

LYONS MARTIN J

Disclosed activity across 2 companies

Tapewire entity
588
SEC CIK
0001190099

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
AMEREN CORPAEE · Entity 3150Director · Chairman, President & CEOFebruary 27, 2026March 03, 2026
MARTIN MARIETTA MATERIALS INCMLM · Entity 587DirectorAugust 31, 2026September 02, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

AMEREN CORP

Report date February 27, 2026 · Filed March 03, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common Stock, $.01 Par ValueSEC Table I · non-derivativeDirect309,499 Reported balance After 2026-02-27 transaction · row 2 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 2 · 2026-02-27 · Tax withholding · Disposed 28,154 · Balance 309,499

F2: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Common Stock, $.01 Par ValueSEC Table I · non-derivativeDirect282,681 Reported balance After 2026-03-03 transaction · row 3 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 3 · 2026-03-03 · Sale · Disposed 26,818 · Balance 282,681

F3: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Common Stock, $.01 Par ValueSEC Table I · non-derivativeIndirectBy 401(K)2,116 Reported balance Holding disclosure · report date 2026-02-27 · row 1 Holding and transaction disclosures are not merged.
1 source row

Row 1 · Balance 2,116

F1: Represents the estimated number of share equivalents held by the reporting person in the unitized stock fund included in the Ameren Corporation Savings Investment Plan as of February 28, 2026.

Filing footnotes · ownership attribution and instrument terms

F1: Represents the estimated number of share equivalents held by the reporting person in the unitized stock fund included in the Ameren Corporation Savings Investment Plan as of February 28, 2026.

F2: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

F3: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

MARTIN MARIETTA MATERIALS INC

Report date August 31, 2026 · Filed September 02, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect442 Reported balance After 2026-08-31 transaction · row 1
1 source row

Row 1 · 2026-08-31 · Grant · Acquired 68 · Balance 442

F1: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

Filing footnotes · ownership attribution and instrument terms

F1: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
August 31, 2026 Filed Sep 2, 2026 20:29 UTC MARTIN MARIETTA MATERIALS INC MLM · Entity 587 GrantCommon Stock 68 $518.70 $35,271.60
Disclosure

SEC source: 0000916076-26-000082 · form4.xml · nonDerivative · entry 1

LYONS MARTIN J · CIK 0001190099 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 442

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

Read SEC document
May 29, 2026 Filed Jun 2, 2026 20:14 UTC MARTIN MARIETTA MATERIALS INC MLM · Entity 587 GrantCommon Stock 61 $581.64 $35,480.04
Disclosure

SEC source: 0000916076-26-000071 · form4.xml · nonDerivative · entry 1

LYONS MARTIN J · CIK 0001190099 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 374

F1 · shares: Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

Read SEC document
May 14, 2026 Filed May 18, 2026 21:36 UTC MARTIN MARIETTA MATERIALS INC MLM · Entity 587 GrantCommon Stock 313 $0.00 $0.00
Disclosure

SEC source: 0000916076-26-000064 · form4.xml · nonDerivative · entry 1

LYONS MARTIN J · CIK 0001190099 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 313

Read SEC document
March 03, 2026 Filed Mar 3, 2026 21:47 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 26,818 $111.84 $2,999,325.12
Disclosure

SEC source: 0001190099-26-000004 · wk-form4_1772574419.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 282,681

F3 · balance_after: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Read SEC document
February 27, 2026 Filed Mar 3, 2026 21:47 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 28,154 $113.28 $3,189,285.12
Disclosure

SEC source: 0001190099-26-000004 · wk-form4_1772574419.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 309,499

F2 · balance_after: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Read SEC document
February 05, 2026 Filed Feb 10, 2026 01:41 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 44,840 $0.00 $0.00
Disclosure

SEC source: 0001190099-26-000002 · wk-form4_1770687714.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 337,652

F3 · shares: Shares acquired upon vesting of previously-granted performance share units.

F4 · balance_after: Amount includes 1,959 accrued dividend equivalents acquired during the first through fourth quarters of 2025 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Read SEC document
February 05, 2026 Filed Feb 10, 2026 01:41 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 23,170 $0.00 $0.00
Disclosure

SEC source: 0001190099-26-000002 · wk-form4_1770687714.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 290,853

F2 · shares: These restricted stock units were granted under the issuer's 2022 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2029, which shall be no later than March 15, 2029, subject to the terms of the Plan and the applicable award agreement issued thereunder.

Read SEC document
March 06, 2025 Filed Mar 7, 2025 21:25 UTC AMEREN CORP AEE · Entity 3150 GiftCommon Stock, $.01 Par Value 2,000 $0.00 $0.00
Disclosure

SEC source: 0001002910-25-000089 · wk-form4_1741382695.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 267,683

Read SEC document
March 04, 2025 Filed Mar 5, 2025 01:12 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 14,833 $103.79 $1,539,517.07
Disclosure

SEC source: 0001002910-25-000084 · wk-form4_1741137144.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 269,683

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Read SEC document
February 28, 2025 Filed Mar 5, 2025 01:12 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 23,357 $101.56 $2,372,136.92
Disclosure

SEC source: 0001002910-25-000084 · wk-form4_1741137144.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 284,516

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:27 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 37,546 $0.00 $0.00
Disclosure

SEC source: 0001002910-25-000042 · wk-form4_1739222863.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 307,872

F3 · shares: Shares acquired upon vesting of previously-granted performance share units.

F4 · balance_after: Amount includes 2,023 accrued dividend equivalents acquired during the first through fourth quarters of 2024 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Read SEC document
February 06, 2025 Filed Feb 10, 2025 21:27 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 21,869 $0.00 $0.00
Disclosure

SEC source: 0001002910-25-000042 · wk-form4_1739222863.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 268,303

F2 · shares: These restricted stock units were granted under the issuer's 2022 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2028, which shall be no later than March 15, 2028, subject to the terms of the Plan and the applicable award agreement issued thereunder.

Read SEC document
March 04, 2024 Filed Mar 4, 2024 22:39 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 7,270 $70.70 $513,989.00
Disclosure

SEC source: 0001002910-24-000075 · wk-form4_1709591916.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 246,434

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Read SEC document
February 29, 2024 Filed Mar 4, 2024 22:39 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 11,496 $71.19 $818,400.24
Disclosure

SEC source: 0001002910-24-000075 · wk-form4_1709591916.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 253,704

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Read SEC document
February 08, 2024 Filed Feb 12, 2024 22:14 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 16,551 $0.00 $0.00
Disclosure

SEC source: 0001002910-24-000048 · wk-form4_1707776087.xml · nonDerivative · entry 4

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 265,199

F4 · shares: Shares acquired upon vesting of previously granted performance share units.

F5 · balance_after: Amount includes 1770 accrued dividend equivalents acquired during the first through fourth quarters of 2023 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Read SEC document
February 08, 2024 Filed Feb 12, 2024 22:14 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 25,407 $0.00 $0.00
Disclosure

SEC source: 0001002910-24-000048 · wk-form4_1707776087.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 246,878

F3 · shares: These restricted stock units were granted under the issuer's 2022 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2027, which shall be no later than March 15, 2027, subject to the terms of the Plan and the applicable award agreement issued thereunder.

Read SEC document
September 29, 2023 Filed Feb 12, 2024 22:14 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 9,172 $74.83 $686,340.76
Disclosure

SEC source: 0001002910-24-000048 · wk-form4_1707776087.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · Chairman, President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 221,471

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of restricted stock units; this transaction is being reported late due to an inadvertent administrative error.

Read SEC document
March 01, 2023 Filed Mar 2, 2023 21:30 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 7,293 $81.40 $593,650.20
Disclosure

SEC source: 0001002910-23-000068 · wf-form4_167779261134630.xml · nonDerivative · entry 4

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 230,643

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Read SEC document
March 01, 2023 Filed Mar 2, 2023 21:30 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 6,886 $80.80 $556,388.80
Disclosure

SEC source: 0001002910-23-000068 · wf-form4_167779261134630.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 237,936

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Read SEC document
February 28, 2023 Filed Mar 2, 2023 21:30 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 22,556 $82.71 $1,865,606.76
Disclosure

SEC source: 0001002910-23-000068 · wf-form4_167779261134630.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 244,822

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Read SEC document
February 09, 2023 Filed Feb 13, 2023 21:24 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 41,335 $0.00 $0.00
Disclosure

SEC source: 0001002910-23-000043 · wf-form4_167632347698106.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 267,376

F3 · shares: Shares acquired upon vesting of previously-granted performance share units.

F4 · balance_after: Amount includes 359 accrued dividend equivalents acquired during the fourth quarter of 2022 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Read SEC document
February 09, 2023 Filed Feb 13, 2023 21:24 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 17,356 $0.00 $0.00
Disclosure

SEC source: 0001002910-23-000043 · wf-form4_167632347698106.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 225,682

F2 · shares: These restricted stock units were granted under the issuer's 2022 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2025, which shall be no later than March 15, 2025, subject to the terms of the Plan and the applicable award agreement issued thereunder.

Read SEC document
December 13, 2022 Filed Dec 16, 2022 21:34 UTC AMEREN CORP AEE · Entity 3150 GiftCommon Stock, $.01 Par Value 2,205 $0.00 $0.00
Disclosure

SEC source: 0001002910-22-000095 · wf-form4_167122647299898.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 208,326

F2 · balance_after: Amount includes 669 accrued dividend equivalents acquired during the 2nd and 3rd quarters of 2022 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan.

Read SEC document
March 31, 2022 Filed Apr 4, 2022 23:10 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 163 $94.02 $15,325.26
Disclosure

SEC source: 0001002910-22-000055 · wf-form4_164911380979475.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,862

F2 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F3 · balance_after: Amount includes 350 accrued dividend equivalents acquired during the first quarter of 2022 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan.

Read SEC document
March 01, 2022 Filed Mar 3, 2022 00:36 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 4,064 $85.78 $348,609.92
Disclosure

SEC source: 0001002910-22-000047 · wf-form4_164626774343548.xml · nonDerivative · entry 4

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,675

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F5 · price: This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.38 to $86.23, inclusive. The reporting person undertakes to provide Ameren Corporation (Ameren), any security holder of Ameren, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

Read SEC document
March 01, 2022 Filed Mar 3, 2022 00:36 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 4,100 $85.10 $348,910.00
Disclosure

SEC source: 0001002910-22-000047 · wf-form4_164626774343548.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 213,739

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

F4 · price: This price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.79 to $85.36, inclusive. The reporting person undertakes to provide Ameren Corporation (Ameren), any security holder of Ameren, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within such range.

Read SEC document
February 28, 2022 Filed Mar 3, 2022 00:36 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 12,141 $85.95 $1,043,518.95
Disclosure

SEC source: 0001002910-22-000047 · wf-form4_164626774343548.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 217,839

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Read SEC document
February 10, 2022 Filed Feb 15, 2022 00:20 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 14,123 $0.00 $0.00
Disclosure

SEC source: 0001002910-22-000030 · wf-form4_164488438937112.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 229,980

F3 · shares: These restricted stock units were granted under the issuer's 2014 Omnibus Incentive Compensation Plan and are scheduled to vest upon the payment date in 2025, which shall be no later than March 15, 2025, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F4 · balance_after: Amount includes 2 shares acquired through reinvested dividends during the first through fourth quarters of 2021, as well as 1,164 accrued dividend equivalents acquired during the first through fourth quarters of 2021 pursuant to a dividend reinvestment feature of restricted stock units granted under the Plan.

Read SEC document
February 10, 2022 Filed Feb 15, 2022 00:20 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 21,756 $0.00 $0.00
Disclosure

SEC source: 0001002910-22-000030 · wf-form4_164488438937112.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Director · President & CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 214,690

F2 · shares: Shares acquired upon vesting of previously granted performance share units.

Read SEC document
March 01, 2021 Filed Mar 2, 2021 21:41 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 16,242 $71.15 $1,155,618.30
Disclosure

SEC source: 0001002910-21-000088 · wf-form4_161472123596984.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 192,934

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

Read SEC document
February 26, 2021 Filed Mar 2, 2021 21:41 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 23,897 $70.27 $1,679,242.19
Disclosure

SEC source: 0001002910-21-000088 · wf-form4_161472123596984.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 209,176

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units and restricted stock units.

Read SEC document
February 11, 2021 Filed Feb 16, 2021 22:04 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 27,917 $0.00 $0.00
Disclosure

SEC source: 0001002910-21-000062 · wf-form4_161351306358955.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 233,072

F2 · shares: Shares acquired upon vesting of previously granted performance share units.

F3 · balance_after: Amount includes 1 share acquired in 2021 through monthly payroll deductions.

Read SEC document
January 02, 2021 Filed Jan 6, 2021 02:39 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 8,721 $0.00 $0.00
Disclosure

SEC source: 0001002910-21-000039 · wf-form4_160990075830348.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 205,154

F2 · shares: These restricted stock units were granted under the issuer's 2014 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2024, which shall be no later than March 15, 2024, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F3 · balance_after: Amount includes 1 share acquired through monthly payroll deductions during the fourth quarter of 2020, as well as 411 accrued dividend equivalents acquired during the fourth quarter of 2020 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan.

Read SEC document
November 20, 2020 Filed Nov 24, 2020 01:32 UTC AMEREN CORP AEE · Entity 3150 GiftCommon Stock, $.01 Par Value 2,550 $0.00 $0.00
Disclosure

SEC source: 0001002910-20-000141 · wf-form4_160618150598722.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 196,021

F3 · balance_after: Represents shares donated as a gift to a charitable donor-advised fund.

Read SEC document
November 19, 2020 Filed Nov 24, 2020 01:32 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 3,800 $78.00 $296,400.00
Disclosure

SEC source: 0001002910-20-000141 · wf-form4_160618150598722.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 198,571

F2 · balance_after: Amount includes an additional 1 share acquired through monthly payroll deductions and 271 accrued dividend equivalents acquired during 2020 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan.

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September 18, 2020 Filed Sep 22, 2020 21:33 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 19,067 $0.00 $0.00
Disclosure

SEC source: 0001002910-20-000134 · wf-form4_160081038145311.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 202,099

F2 · shares: These restricted stock units were granted under the issuer's 2014 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date, which shall be as soon as practicable following September 17, 2023, and no later than March 15, 2024, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F3 · balance_after: Amount includes an additional 5 shares acquired through monthly payroll deductions and 529 accrued dividend equivalents acquired during 2020 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan.

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March 02, 2020 Filed Mar 3, 2020 21:18 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 11,605 $79.61 $923,874.05
Disclosure

SEC source: 0001002910-20-000093 · wf-form4_158327026416660.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 182,498

F4 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

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February 28, 2020 Filed Mar 3, 2020 21:18 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 17,780 $79.00 $1,404,620.00
Disclosure

SEC source: 0001002910-20-000093 · wf-form4_158327026416660.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 194,103

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units.

F3 · balance_after: Amount includes 1 share acquired in February 2020 through monthly payroll deductions.

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February 13, 2020 Filed Feb 18, 2020 21:27 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 40,601 $0.00 $0.00
Disclosure

SEC source: 0001002910-20-000071 · wf-form4_158206126090430.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 211,883

F2 · shares: Shares acquired upon vesting of previously granted performance share units.

F3 · balance_after: Amount includes 1 share acquired in 2020 through monthly payroll deductions.

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January 01, 2020 Filed Jan 3, 2020 23:01 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 8,856 $0.00 $0.00
Disclosure

SEC source: 0001002910-20-000016 · wf-form4_157809248635298.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Chmn & President of Subsidiary

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 171,281

F2 · shares: These restricted stock units were granted under the issuer's 2014 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2023, which shall be no later than March 15, 2023, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F3 · balance_after: Amount includes 8 shares acquired during March through December 2019 through monthly payroll deductions, as well as 1,624 accrued dividend equivalents acquired during 2018 and 2019 pursuant to a dividend reinvestment feature of restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan.

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March 01, 2019 Filed Mar 4, 2019 22:24 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 17,794 $70.82 $1,260,171.08
Disclosure

SEC source: 0001002910-19-000121 · edgar.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 160,793

F3 · shares: Shares sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

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February 28, 2019 Filed Mar 4, 2019 22:24 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 28,343 $71.24 $2,019,155.32
Disclosure

SEC source: 0001002910-19-000121 · edgar.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 178,587

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units.

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February 08, 2019 Filed Feb 11, 2019 22:51 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 63,746 $0.00 $0.00
Disclosure

SEC source: 0001002910-19-000077 · edgar.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 206,930

F2 · shares: Shares acquired upon vesting of previously granted perfomance share units.

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January 01, 2019 Filed Jan 4, 2019 00:30 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 6,052 $0.00 $0.00
Disclosure

SEC source: 0001002910-19-000023 · edgar.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 143,184

F2 · shares: These restricted stock units were granted under the issuer's 2014 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2022, which shall be no later than March 15, 2022, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F3 · balance_after: Includes 6,486 restricted stock units that were previously reported on a Form 4 filed on January 3, 2018, but which were inadvertently omitted from the balance reflected in the reporting person's most recent Form 4 filing on December 14, 2018.

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December 13, 2018 Filed Dec 14, 2018 21:29 UTC AMEREN CORP AEE · Entity 3150 GiftCommon Stock, $.01 Par Value 2,850 $0.00 $0.00
Disclosure

SEC source: 0000899243-18-031081 · doc4.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 130,637

F2 · shares: Represents shares donated as a gift to a charitable donor-advised fund.

F3 · balance_after: Amount includes a total of 8 shares acquired through monthly payroll deductions and reinvested dividends from March through November at prices ranging from $54.38 to $68.47 per share.

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March 01, 2018 Filed Mar 2, 2018 21:38 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 18,895 $0.00 $0.00
Disclosure

SEC source: 0001002910-18-000091 · edgar.xml · nonDerivative · entry 4

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 139,973

F4 · shares: Represents restricted stock units granted under the issuer's 2014 Omnibus Incentive Compensation Plan (the "Plan"), which are scheduled to vest on February 28, 2021, subject to the terms of the Plan and the applicable award agreement issued thereunder.

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March 01, 2018 Filed Mar 2, 2018 21:38 UTC AMEREN CORP AEE · Entity 3150 SaleCommon Stock, $.01 Par Value 13,111 $54.52 $714,811.72
Disclosure

SEC source: 0001002910-18-000091 · edgar.xml · nonDerivative · entry 3

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 121,078

F3 · shares: The sale reported was made pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.

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February 28, 2018 Filed Mar 2, 2018 21:38 UTC AMEREN CORP AEE · Entity 3150 Tax withholdingCommon Stock, $.01 Par Value 20,185 $54.30 $1,096,045.50
Disclosure

SEC source: 0001002910-18-000091 · edgar.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 134,189

F2 · shares: Shares withheld by the issuer to satisfy tax withholding obligations arising in connection with the vesting of performance share units.

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February 08, 2018 Filed Feb 12, 2018 21:30 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 45,816 $0.00 $0.00
Disclosure

SEC source: 0001002910-18-000059 · edgar.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 154,374

F2 · shares: Shares acquired upon vesting of previously granted perfomance share units.

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January 01, 2018 Filed Jan 4, 2018 00:58 UTC AMEREN CORP AEE · Entity 3150 GrantCommon Stock, $.01 Par Value 6,486 $0.00 $0.00
Disclosure

SEC source: 0001002910-18-000017 · edgar.xml · nonDerivative · entry 2

LYONS MARTIN J · CIK 0001190099 · Executive VP & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 108,556

F2 · shares: These restricted stock units were granted under the issuer's 2014 Omnibus Incentive Compensation Plan (the "Plan") and are scheduled to vest upon the payment date in 2021, which shall be no later than March 15, 2021, subject to the terms of the Plan and the applicable award agreement issued thereunder.

F3 · balance_after: Amount includes a total of 85 shares acquired through monthly payroll deductions and reinvested dividends from March through December 2017 at prices ranging from $54.49 to $64.11 per share.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.