Michael Anthony Costonis

CNA

Michael Anthony Costonis serves as EVP & Chief Operations Officer at CNA Financial Corporation (CNA). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

2 trades

$190.2K

Net Position

Net Seller

$190.2K

Companies Traded

CNA

Active Period

Mar 2021

2 total trades

Most Recent

Sell CNA

Mar 15, 2021 · $102.8K

Michael Anthony Costonis's Insider Trading at CNA Financial Corporation (CNA)

Buys

0 · $0.00

Sells

2 · $190.2K

Total Shares Bought

Total Shares Sold

4,249

CNA Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Mar 15, 2021↗	Sell	2,235	$45.98	$102.8K	0
Mar 1, 2021↗	Sell	2,014	$43.41	$87.4K	0

Related Insiders

Dino Robusto

director, officer: Executive Chairman

CNASell · Jan 2, 2026

Dino Robusto

Executive Chairman

CNASell · Jan 2, 2026

LINDQUIST SCOTT R

EVP & CFO

CNASell · Sep 4, 2025

Susan Ann Stone

EVP & General Counsel

CNASell · Jul 31, 2025

Mark Steven James

EVP, Chief Risk & Rein Off

CNASell · May 20, 2025

Daniel Paul Franzetti

EVP & CAO

CNASell · Mar 17, 2025

Douglas Worman

President & CEO

CNASell · Mar 15, 2025

Robert Joseph Hopper

EVP & Chief Actuary

CNASell · Mar 15, 2025

Explore More Insider Trading Data

CNA Insider Trading Activity

View all insider trades at CNA Financial Corporation

Financial Services Sector Insider Trades

See insider activity across financial services stocks

Latest Insider Buys

Most recent insider purchases across all stocks

CEO Stock Purchases

Track CEO buying activity