Daily SEC Intelligence for S&P 500 Investors Today's edition covers the latest developments. Disagree with the read? Hit reply. Today's S&P 500 Filings223Form 4318-K Events74 Awards 56 Tax 38 Options 35 Sells 7 Other 6 Buys 6 Gifts 1 Dispositions ↗️Big Buys3 of 6 today Romain Kenneth G St buys $1.0M of POOLPOOLPurchase $1.0MRomain Kenneth G St buys $1.0M of POOL (POOL, insider_transactions, filed 2026-02-25). Sumitomo Insurance Co Ltd Mitsui buys $14.5M of WRBWRBPurchase $14.5MSumitomo Insurance Co Ltd Mitsui buys $14.5M of WRB (WRB, insider_transactions, filed 2026-02-25). Also Filing TodayHUMSanjay K Shetty buys $150K of HUMSanjay K Shetty buys $150K of HUM ↘️Notable Sells12 of 129 today Family Holdings Trust Walton sells $106.1M of WMTWMTSale $106.1MFamily Holdings Trust Walton sells $106.1M of WMT (WMT, insider_transactions, filed 2026-02-25). Also Filing TodayNDSNSundaram Nagarajan exercises $6.9M in NDSN optionsSundaram Nagarajan exercises $6.9M in NDSN optionsTRGPJennifer R. Kneale sells $6.4M of TRGPJennifer R. Kneale sells $6.4M of TRGPWMBAlan S Armstrong exercises $21.6M in WMB optionsAlan S Armstrong exercises $21.6M in WMB optionsECLChristophe Beck exercises $2.8M in ECL optionsChristophe Beck exercises $2.8M in ECL optionsWMBJohn Dean Porter exercises $4.7M in WMB optionsJohn Dean Porter exercises $4.7M in WMB optionsMSIGregory Q Brown exercises $3.6M in MSI optionsGregory Q Brown exercises $3.6M in MSI optionsMRNAStephen Hoge exercises $2.1M in MRNA optionsStephen Hoge exercises $2.1M in MRNA optionsWMBChad A. Teply exercises $2.5M in WMB optionsChad A. Teply exercises $2.5M in WMB optionsWMBLarry C Larsen exercises $2.7M in WMB optionsLarry C Larsen exercises $2.7M in WMB optionsBROJ Powell Brown sells $3.1M of BROJ Powell Brown sells $3.1M of BROWABJohn A Olin sells $2.9M of WABJohn A Olin sells $2.9M of WAB Material Events10 of 31 today AREAlexandria Real Estate Equities Alexandria Real Estate Equities enters material…Alexandria Real Estate Equities Alexandria Real Estate Equities enters material…EDConsolidated Edison Consolidated Edison enters material agreementConsolidated Edison Consolidated Edison enters material agreementCHTRCharter Communications Charter Communications announces leadership changeCharter Communications Charter Communications announces leadership changeCCICrown Castle Crown Castle announces leadership changeCrown Castle Crown Castle announces leadership change+55 more companies announced leadership changesECL Ecolab announces leadership changeHCA HCA Healthcare announces leadership changeMRSH Marsh McLennan announces leadership changePNR Pentair announces leadership changeUNH UnitedHealth announces leadership change+11 more companies announced material agreementsSO Southern enters material agreement Spread The WordKnow someone who’d find this useful?✉️ Forward to a FriendShare on XShare on LinkedIn More From The Filing CabinetFree newsletters covering every angle of S&P 500 intelligence.🏛️The Capitol DeskCongressional trades and government contracts. Follow the money on the Hill.Weekly⚖️The Regulatory PulseFDA actions, EPA enforcement, clinical trials. The agencies, decoded.Weekly📡The Signal BoardShort interest, social sentiment, economic data. The numbers behind the headlines.Weekly🔍The Deep DiveMonthly institutional holdings, proxy filings, workforce signals. The slow plays.Monthly Found this useful?The Intelligence Brief connects dots across SEC filings, government contracts, FDA actions, and market signals every Sunday.→ Subscribe to The Intelligence Brief The Filing Cabinet© 2026 The Filing Cabinet. All rights reserved. Past performance is not indicative of future results. This is not financial advice.Unsubscribe