๐Ÿ•ต๏ธ Webster Financial Corp ($WBS)

SEC insider & ownership activity, last 12 months ยท CIK 801337 ยท every row links its SEC filing

Over the last 12 months insiders sold $1.8M with no open-market buying against it. John R. Ciulla sold $1.6M through a 10b5-1 trading plan in 3 lots (Novโ€“May). One red-flag 8-K in the window: Delisting notice (3.01), Aug 20, 2026.

๐Ÿšจ 2 signals active โ€” planned-vs-executed verdicts, pre-event flags, and cluster context live in the API and the alerts bot.
Oct 2025: net +$0 Nov 2025: net -$444K Dec 2025: net -$198K Jan 2026: net +$0 Feb 2026: net -$575K Mar 2026: net +$0 Apr 2026: net +$0 May 2026: net -$573K Jun 2026: net +$0 Jul 2026: net +$0 Aug 2026: net +$0 Sep 2026: net +$0
Monthly net open-market insider flow, last 12 months (up = net buying)

Insider flow

0 buyers, $0 (0 lots) ยท 3 sellers, $1.8M (5 lots)

InsiderBuysBoughtSellsSoldLast
John R. Ciulla0โ€“ 3$1.6MMay 18, 2026
Weidner Marissa0โ€“ 1$157KDec 8, 2025
Madar Gregory0โ€“ 1$41KDec 8, 2025

5%+ holders

HolderStakeClassScheduleEvent
Vanguard Capital Management 5.3% 13GApr 30, 2026 filing โ†—

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
John R. Ciulla$569KMay 18, 2026 filing โ†—
Madar Gregory$100KMar 4, 2026 filing โ†—
Madar Gregory$41KDec 8, 2025 filing โ†—
Weidner Marissa$157KDec 8, 2025 filing โ†—
John R. Ciulla$451KNov 17, 2025 filing โ†—
John R. Ciulla$451KNov 17, 2025 filing โ†—
Wang Albert Jen-Wen$26KOct 6, 2025 filing โ†—

Material events (8-K)

ItemEvent date
Acquisition or disposition (2.01)Aug 20, 2026 filing โ†—
Delisting notice (3.01)Aug 20, 2026 filing โ†—
Material Modifications to Rights of Security Holders (3.03)Aug 20, 2026 filing โ†—
Change of control (5.01)Aug 20, 2026 filing โ†—
Officer/director changes (5.02)Aug 20, 2026 filing โ†—
Charter/bylaw changes (5.03)Aug 20, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Aug 20, 2026 filing โ†—
Other events (8.01)Aug 4, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Aug 4, 2026 filing โ†—
Earnings (2.02)Jul 21, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Jul 21, 2026 filing โ†—
Other events (8.01)Jun 12, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Jun 12, 2026 filing โ†—
Shareholder vote (5.07)May 26, 2026 filing โ†—
Financial Statements and Exhibits (9.01)May 26, 2026 filing โ†—
Other events (8.01)May 18, 2026 filing โ†—
Earnings (2.02)Apr 28, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Apr 28, 2026 filing โ†—
Material agreement (1.01)Feb 3, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Feb 3, 2026 filing โ†—
Other events (8.01)Feb 3, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Feb 3, 2026 filing โ†—
Earnings (2.02)Jan 23, 2026 filing โ†—
Reg FD disclosure (7.01)Jan 23, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Jan 23, 2026 filing โ†—
Earnings (2.02)Jan 23, 2026 filing โ†—
Reg FD disclosure (7.01)Jan 23, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Jan 23, 2026 filing โ†—
Officer/director changes (5.02)Jan 6, 2026 filing โ†—
Financial Statements and Exhibits (9.01)Jan 6, 2026 filing โ†—