InsiderSignal.AI

InsiderSignal.ai

SPG - Simon Property Group Inc.

Insider Purchase by Stewart Marta R (Dir)

1 Month
After Trade
Before Trade

Loading data...

Trade Summary

5 days ago, Stewart Marta R, serving as Dir at Simon Property Group Inc. (SPG), purchased 196 shares at $183.80 per share, for a total transaction value of $36,025.00. Following this transaction, Stewart Marta R now holds 16,696 shares of SPG.

This purchase represents a 1.00% increase in Stewart Marta R's stake in the company. This is considered a medium-conviction trade.

The trade was executed on Tuesday, March 31, 2026 and publicly disclosed via SEC Form 4 filing on Wednesday, April 1, 2026, 1 day after the trade was made.

Simon Property Group Inc. operates in the REAL ESTATE sector, specifically within the REIT - RETAIL industry. Insider buying activity in this sector can provide valuable signals about industry trends and company-specific developments.

Stewart Marta R

Stewart Marta R

Dir

Marta R. Stewart is a corporate director and former executive vice president and chief financial officer of Norfolk Southern Corporation who serves as an independent director of Simon Property Group, Inc. and The Sherwin-Williams Company.[[1]](https://www.prnewswire.com/news-releases/simon-property-group-announces-appointment-of-marta-r-stewart-to-board-of-directors-300597080.html)[[2]](https://www.marketscreener.com/insider/MARTA-STEWART-A013YS/)[[5]](https://www.pcimag.com/articles/109197-sherwin-williams-elects-new-director)[[6]](https://investors.sherwin-williams.com/press-releases/press-release-details/2021/The-Sherwin-Williams-Company-Elects-New-Director/) She joined the Simon Property Group board of directors in February 2018 and is reported in SEC filings and market data as a director-level insider trading Simon Property Group (SPG) stock.[[1]](https://www.prnewswire.com/news-releases/simon-property-group-announces-appointment-of-marta-r-stewart-to-board-of-directors-300597080.html)[[2]](https://www.marketscreener.com/insider/MARTA-STEWART-A013YS/)[[3]](https://www.investing.com/news/insider-trading-news/simon-property-group-director-stewart-buys-7200-in-shares-93CH-4195774)[[4]](https://www.gurufocus.com/insider/17171/marta-r-stewart) Stewart was elected to the Sherwin-Williams board in 2021 and appointed to its Audit Committee, reflecting her extensive financial and strategic leadership experience.[[5]](https://www.pcimag.com/articles/109197-sherwin-williams-elects-new-director)[[6]](https://investors.sherwin-williams.com/press-releases/press-release-details/2021/The-Sherwin-Williams-Company-Elects-New-Director/) Over a career spanning more than three decades at Norfolk Southern, Stewart progressed through roles of increasing responsibility, including vice president accounting and controller, vice president finance and treasurer, and ultimately executive vice president and CFO from 2013 until her retirement in 2017.[[1]](https://www.prnewswire.com/news-releases/simon-property-group-announces-appointment-of-marta-r-stewart-to-board-of-directors-300597080.html)[[2]](https://www.marketscreener.com/insider/MARTA-STEWART-A013YS/)[[5]](https://www.pcimag.com/articles/109197-sherwin-williams-elects-new-director)[[6]](https://investors.sherwin-williams.com/press-releases/press-release-details/2021/The-Sherwin-Williams-Company-Elects-New-Director/) She began her career in public accounting at Peat, Marwick (a predecessor to KPMG), and is a Certified Public Accountant.[[1]](https://www.prnewswire.com/news-releases/simon-property-group-announces-appointment-of-marta-r-stewart-to-board-of-directors-300597080.html)[[2]](https://www.marketscreener.com/insider/MARTA-STEWART-A013YS/)[[8]](https://raytheon.mediaroom.com/2018-06-27-Marta-R-Stewart-elected-to-Raytheon-board-of-directors) An immigrant from Cuba who came to the United States in 1961, Stewart earned a Bachelor of Business Administration in accounting from The College of William & Mary, providing the academic foundation for her senior finance and board governance roles.[[1]](https://www.prnewswire.com/news-releases/simon-property-group-announces-appointment-of-marta-r-stewart-to-board-of-directors-300597080.html)[[2]](https://www.marketscreener.com/insider/MARTA-STEWART-A013YS/)[[5]](https://www.pcimag.com/articles/109197-sherwin-williams-elects-new-director)[[6]](https://investors.sherwin-williams.com/press-releases/press-release-details/2021/The-Sherwin-Williams-Company-Elects-New-Director/)

View full insider profile →

Trade Price

$183.80

Quantity

196

Total Value

$36,025.00

Shares Owned

16,696

Trade Date

Tuesday, March 31, 2026

5 days ago

SEC Filing Date

Wednesday, April 1, 2026

Filed 1 day after trade

REAL ESTATEREIT - RETAIL

About Simon Property Group Inc.

Company Overview

No company information available
View news mentioning SPG

💬 Want Deeper Insight?

Use our AI assistant to ask questions about this trade, the insider, or the company.

Chat with AI

Share this trade

https://insidersignal.ai/trade/5282451

🚀 Track Insider Trades in Real-Time

Create a free account to access our full database of insider trades, AI-powered analysis, price alerts, and discover what corporate executives are buying and selling.

Create Free AccountLearn More

✓ Free forever plan available  •  ✓ No credit card required  •  ✓ Cancel anytime