LIVE FROM THE DATABASETRANSACTIONS 362,430COMPANIES 5,763LATEST TRADE Oct 16UPDATED Oct 17, 12:31 AM
LNTCIK 0000352541

ALLIANT ENERGY CORP

60 transactions by 16 insiders, from October 10, 2025 to October 9, 2026.

Transactions
6016 insiders
Bought · P
Nonenobody bought on the open market
Sold · S
$7open market
Net
−$7net selling

Officers and directors

People inside the company. What they do with their own shares is the reason this data exists.

InsiderTradesPlannedBoughtSold
Stephanie CoxDir5———
Christie RaymondDir5———
Michael Dennis GarciaDir5———
Ignacio A. CortinaDir5———
Nancy Joy FaloticoDir5———
Roger K. NewportDir5———
Antonio P. SmythPres4———
Robert J. DurianCFO4——$7
Patrick E. AllenDir4———
Leon David A. dePres3———
Lisa M. BartonCEO3———
Raja SundararajanPres3———
Mayuri FarlingerPres3———
Dylan SyseCAO3———
Manu AsthanaDir2———
Rebecca C. ValcqPres1———

All transactions

60 in total, newest filings first.

InsiderDateCodeSharesPriceValue
Patrick E. AllenDirDERIVOct 9A569$65.85$37K?
Manu AsthanaDirDERIVOct 9A1,158$65.85$76K?
Ignacio A. CortinaDirDERIVOct 9A823$65.85$54K?
Stephanie CoxDirDERIVOct 9A607$65.85$40K?
Nancy Joy FaloticoDirDERIVOct 9A864$65.85$57K?
Michael Dennis GarciaDirDERIVOct 9A926$65.85$61K?
Roger K. NewportDirDERIVOct 9A878$65.85$58K?
Christie RaymondDirDERIVOct 9A1,158$65.85$76K?
Robert J. DurianCFOAug 10S0$68.60$7
Manu AsthanaDirDERIVJul 10A998$76.40$76K?
Christie RaymondDirDERIVJul 10A998$76.40$76K?
Nancy Joy FaloticoDirDERIVJul 10A744$76.40$57K?
Ignacio A. CortinaDirDERIVJul 10A638$76.40$49K?
Michael Dennis GarciaDirDERIVJul 10A838$76.40$64K?
Stephanie CoxDirDERIVJul 10A524$76.40$40K?
Roger K. NewportDirDERIVJul 10A736$76.40$56K?
Patrick E. AllenDirDERIVJul 10A491$76.40$38K?
Antonio P. SmythPresApr 15F1,259$72.18$91K
Christie RaymondDirDERIVApr 10A1,043$73.10$76K?
Nancy Joy FaloticoDirDERIVApr 10A778$73.10$57K?
Ignacio A. CortinaDirDERIVApr 10A667$73.10$49K?
Michael Dennis GarciaDirDERIVApr 10A876$73.10$64K?
Stephanie CoxDirDERIVApr 10A547$73.10$40K?
Roger K. NewportDirDERIVApr 10A769$73.10$56K?
Patrick E. AllenDirDERIVApr 10A513$73.10$38K?
Rebecca C. ValcqPresFeb 19A1,004$0.00—
Dylan SyseCAOFeb 19F506$70.01$35K
Dylan SyseCAOFeb 19A750$0.00—
Dylan SyseCAOFeb 19A1,063$0.00—
Mayuri FarlingerPresFeb 19F1,179$70.01$83K
Mayuri FarlingerPresFeb 19A1,098$0.00—
Mayuri FarlingerPresFeb 19A3,026$0.00—
Antonio P. SmythPresFeb 19F6,226$70.01$436K
Antonio P. SmythPresFeb 19A5,240$0.00—
Antonio P. SmythPresFeb 19A13,114$0.00—
Raja SundararajanPresFeb 19F11,324$70.01$793K
Raja SundararajanPresFeb 19A8,784$0.00—
Raja SundararajanPresFeb 19A18,768$0.00—
Leon David A. dePresFeb 19F5,207$70.01$365K
Leon David A. dePresFeb 19A2,306$0.00—
Leon David A. dePresFeb 19A8,616$0.00—
Lisa M. BartonCEOFeb 19F28,594$70.01$2.0M
Lisa M. BartonCEOFeb 19A29,527$0.00—
Lisa M. BartonCEOFeb 19A47,533$0.00—
Robert J. DurianCFOFeb 19F16,630$70.01$1.2M
Robert J. DurianCFOFeb 19A5,950$0.00—
Robert J. DurianCFOFeb 19A27,882$0.00—
Christie RaymondDirDERIVJan 9A1,173$65.02$76K?
Nancy Joy FaloticoDirDERIVJan 9A875$65.02$57K?
Ignacio A. CortinaDirDERIVJan 9A750$65.02$49K?
Michael Dennis GarciaDirDERIVJan 9A984$65.02$64K?
Stephanie CoxDirDERIVJan 9A615$65.02$40K?
Roger K. NewportDirDERIVJan 9A865$65.02$56K?
Patrick E. AllenDirDERIVJan 9A577$65.02$38K?
Christie RaymondDirDERIVOct 10A1,089$67.75$74K?
Nancy Joy FaloticoDirDERIVOct 10A872$67.75$59K?
Ignacio A. CortinaDirDERIVOct 10A696$67.75$47K?
Michael Dennis GarciaDirDERIVOct 10A915$67.75$62K?
Stephanie CoxDirDERIVOct 10A1,070$67.75$73K?
Roger K. NewportDirDERIVOct 10A803$67.75$54K?