Latest Stock Split Details

Key information about Alleghany Corporation's most recent stock split

Split Date: 2011-03-30

Split Ratio: 51:50

Price Before Split: $340.17

Price After Split: $333.50

Developer API

Get Y split history as JSON

Dates, ratios, split factors, and pre/post-split prices from a single REST call. Look up by ticker, CIK, CUSIP, or ISIN. Free tier, no scraping.

GETapi.roic.ai/v2/stock-splits/Y

Read the API docs

Impact of the Stock Split

Understanding what this means for shareholders

The total value of your investment remains the same
You now own 1.02 times more shares (a 51:50 ratio)
The price per share is reduced proportionally

Historical Stock Splits

A comprehensive history of Alleghany Corporation's stock splits

Date	Ratio	Is Reverse Split	Price Before Split	Price After Split
2011-03-30	51:50	No	$340.17	$333.50
2010-03-30	51:50	No	$307.15	$301.12
2009-03-30	51:50	No	$276.44	$271.02
2008-03-28	51:50	No	$365.86	$358.69
2007-03-29	51:50	No	$410.72	$402.66
2006-03-30	51:50	No	$326.36	$319.96
2005-03-30	51:50	No	$326.64	$320.24
2004-03-30	51:50	No	$285.90	$280.29
2003-03-28	51:50	No	N/A	N/A
2002-03-27	51:50	No	N/A	N/A
2001-03-29	51:50	No	N/A	N/A
2000-03-30	51:50	No	N/A	N/A
1999-03-30	51:50	No	N/A	N/A
1997-03-27	51:50	No	N/A	N/A
1996-03-28	51:50	No	N/A	N/A
1995-03-28	51:50	No	N/A	N/A
1994-03-25	51:50	No	N/A	N/A
1993-03-26	51:50	No	N/A	N/A
1992-03-26	51:50	No	N/A	N/A
1991-03-25	51:50	No	N/A	N/A
1990-03-27	51:50	No	N/A	N/A
1989-03-28	51:50	No	N/A	N/A
1988-03-28	51:50	No	N/A	N/A
1987-03-24	51:50	No	N/A	N/A
1986-01-27	51:50	No	N/A	N/A
1985-01-25	51:50	No	N/A	N/A

About Alleghany Corporation

Company overview and industry information

Alleghany Corporation (Y) operates in the Insurance - Property & Casualty industry. The recent 51-for-50 stock split reflects the company's growth and strategy to make shares more accessible to a broader range of investors.

Insurance - Property & Casualty

Go to Alleghany Corporation Summary