Katherine Brennan

MRSH

Katherine Brennan serves as officer: SVP and General Counsel at Marsh & McLennan Companies, Inc. (MRSH). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

1 trades

$224.9K

Net Position

Net Seller

$224.9K

Companies Traded

MRSH

Active Period

Sep 2026

1 total trades

Most Recent

Sell MRSH

Sep 3, 2026 · $224.9K

Katherine Brennan's Insider Trading at Marsh & McLennan Companies, Inc. (MRSH)

Buys

0 · $0.00

Sells

1 · $224.9K

Total Shares Bought

Total Shares Sold

1,197

MRSH Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Sep 3, 2026	Sell	1,197	$187.90	$224.9K	7,330

Related Insiders

John Q Doyle

President and CEO

MRSHSell · Sep 3, 2026

John Jude Jones

officer: Chief Marketing Officer

MRSHSell · Aug 7, 2026

Paul Beswick

officer: SVP, Chief Information Officer

MRSHSell · Jul 31, 2026

Martin South

officer: Chief Client Officer

MRSHSell · Jul 29, 2026

Lloyd M Yates

director

MRSHSell · Jul 24, 2026

Explore More Insider Trading Data

MRSH Insider Trading Activity

View all insider trades at Marsh & McLennan Companies, Inc.

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