ITS
InsiderTrading
TradesInsidersCompaniesCluster BuysRankingsAbout
ITS
InsiderTrading Screener

Track SEC Form 4 insider trades. See what corporate insiders are buying and selling.

Browse

  • Trades
  • Insiders
  • Companies
  • Cluster Buys
  • Rankings

Top Insiders

  • Mark Zuckerberg
  • Elon Musk
  • Jamie Dimon
  • Satya Nadella
  • Lisa Su
  • Jensen Huang

Screeners

  • CEO & CFO Purchases
  • Director Purchases
  • Top Buys This Week
  • Top Sales This Week
  • 10b5-1 Trades
  • Buy/Sell Ratios
  • Politician Overlap
  • Sectors

Learn

  • Learn
  • What is a Form 4?
  • About & Methodology
  • What are Cluster Buys?
  • Top Insider Rankings
  • Contact Us
  • Privacy Policy
  • Terms of Use

Data

  • SEC EDGAR Form 4 ↗
  • CongressStock.com ↗
  • Track13F.com ↗
  • About the data
© 2026 InsiderTradingScreener.com. Data from SEC EDGAR Form 4 filings.For informational purposes only. Not financial advice.
Home/Insiders/CHEUNG MARTINA

CHEUNG MARTINA

Insider

Insider
Total trades
27
Bought (open market)
$998K
Sold (open market)
$0
Tickers traded
1

12-month activity

Monthly buy vs sell totals from CHEUNG MARTINA's Form 4 filings.

BuysSellsFilings with no price (gifts, grants)
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$0$00
December 2025$0$06
January 2026$0$00
February 2026$0$02
March 2026$0$01
April 2026$998K$01
May 2026$0$00
June 2026$0$00
July 2026$0$00
August 2026$0$00
September 2026$0$00

Recent trades

Most recent Form 4 filings by CHEUNG MARTINA.

  • CHEUNG MARTINAbought2,322 shares ofSPGIat $429.93$998KApr 29 · filed May 1Details
  • CHEUNG MARTINAgranted10,358 shares ofSPGIat $0Mar 1 · filed Mar 3Details
  • CHEUNG MARTINAtax-withheld6,266 shares ofSPGIat $418.27$2.6MFeb 24 · filed Feb 26Details

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
  • CHEUNG MARTINAgranted12,273 shares ofSPGIat $0Feb 24 · filed Feb 26Details
  • CHEUNG MARTINAtax-withheld840 shares ofSPGIat $522.59$439KDec 31, 2025 · filed Jan 5Details
  • CHEUNG MARTINAexercised1,665 shares ofSPGIat $522.59$870KDec 31, 2025 · filed Jan 5Details
  • CHEUNG MARTINAtax-withheld312 shares ofSPGIat $522.59$163KDec 31, 2025 · filed Jan 5Details
  • CHEUNG MARTINAexercised864 shares ofSPGIat $522.59$452KDec 31, 2025 · filed Jan 5Details
  • CHEUNG MARTINAtax-withheld373 shares ofSPGIat $522.59$195KDec 31, 2025 · filed Jan 5Details
  • CHEUNG MARTINAexercised982 shares ofSPGIat $522.59$513KDec 31, 2025 · filed Jan 5Details
  • CHEUNG MARTINAtax-withheld8,496 shares ofSPGIat $516.81$4.4MMar 4, 2025 · filed Mar 6, 2025Details
  • CHEUNG MARTINAgranted16,642 shares ofSPGIat $0Mar 4, 2025 · filed Mar 6, 2025Details
  • CHEUNG MARTINAtax-withheld1,192 shares ofSPGIat $516.81$616KMar 4, 2025 · filed Mar 6, 2025Details
  • CHEUNG MARTINAgranted2,334 shares ofSPGIat $0Mar 4, 2025 · filed Mar 6, 2025Details
  • CHEUNG MARTINAgranted5,046 shares ofSPGIat $0Mar 1, 2025 · filed Mar 4, 2025Details
  • CHEUNG MARTINAtax-withheld411 shares ofSPGIat $498.03$205KDec 31, 2024 · filed Jan 3, 2025Details
  • CHEUNG MARTINAexercised864 shares ofSPGIat $498.03$430KDec 31, 2024 · filed Jan 3, 2025Details
  • CHEUNG MARTINAtax-withheld344 shares ofSPGIat $498.03$171KDec 31, 2024 · filed Jan 3, 2025Details
  • CHEUNG MARTINAexercised952 shares ofSPGIat $498.03$474KDec 31, 2024 · filed Jan 3, 2025Details
  • CHEUNG MARTINAtax-withheld325 shares ofSPGIat $498.03$162KDec 31, 2024 · filed Jan 3, 2025Details
  • View all 27 trades →