State Street (STT) Stock Buybacks: 45.3% of Shares Retired Since 2010

Name: State Street (STT) shares outstanding since 1999, split adjusted
Creator: Buyback Radar
License: https://creativecommons.org/licenses/by/4.0/

Shares outstanding, 1999 to todaysplit adjusted, from SEC filings

1999, 319,904,3242026-07-28, 274,701,765

A share bought in 1999

1.2× more of State Street today, without buying another share. It was one of 319,904,324 shares then. It is one of 274,701,765 now.

Every filing we read27 fiscal years, split adjusted

Fiscal year	Date	Shares outstanding	Filing
1999	2000-02-29	319,904,324	10-K405	cover page
2000	2001-01-31	323,606,292	10-K405	cover page
2001	2002-01-31	324,681,124	10-K	cover page
2002	2003-01-31	332,163,024	10-K	cover page
2003	2004-01-31	335,389,544	10-K	cover page
2004	2005-01-31	333,531,832	10-K	cover page
2005	2006-01-31	335,192,584	10-K	cover page
2006	2007-01-31	333,845,013	10-K	cover page
2007	2008-01-31	387,445,603	10-K	cover page
2008	2009-01-31	431,965,675	10-K	cover page
2009	2010-01-31	495,380,839	10-K
2010	2011-01-31	502,189,618	10-K
2011	2012-01-31	487,849,175	10-K
2012	2013-01-31	456,881,022	10-K
2013	2014-01-31	431,634,583	10-K
2014	2015-01-31	412,280,622	10-K
2015	2016-01-31	400,017,186	10-K
2016	2017-01-31	381,939,896	10-K
2017	2018-01-31	367,653,199	10-K
2018	2019-01-31	378,659,763	10-K
2019	2020-01-31	354,342,408	10-K
2020	2021-01-29	351,786,357	10-K
2021	2022-01-31	366,067,339	10-K
2022	2023-01-31	344,478,611	10-K
2023	2024-01-31	301,943,571	10-K
2024	2025-01-31	288,469,096	10-K
2025	2026-01-30	278,728,211	10-K

Source: all 10-K filings of State Street on EDGAR. Download this series as CSV. Licence CC BY 4.0, credit Buyback Radar.

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State Street buybacks, answered

Is State Street buying back its stock?

Yes. State Street has 1.7% fewer shares outstanding than twelve months ago, 274,701,765 as of July 28, 2026. Over five years the share count is down 24.9%.

How many shares has State Street bought back?

Net of every new share it issued, State Street has 227.5 million fewer shares than at its 2010 peak. That is 45.3% of the company.

How many shares does State Street have outstanding?

274,701,765 shares, as of July 28, 2026, from the cover page of its latest 10-Q. At the 2010 peak it had 502,189,618.

What do State Street's buybacks mean for a shareholder?

Each share is a bigger slice of the company. Someone who held State Street stock in 2010 owns 1.8 times as much of the business today without buying another share. Whether that was a good use of cash depends on the price paid.

How does State Street compare with other cannibal stocks?

State Street ranks No. 87 of 251 companies on Buyback Radar by share of the company retired since its peak. Close to it on the list: General Motors (45.5%), BNY (45.4%), Corning (45.3%), Dollar Tree (45.3%).

Every answer is computed from State Street's own SEC filings and rebuilt every Monday. Latest count: 10-Q on EDGAR.

Superinvestors who own it

Bill NygrenHarris Associates4,765,306 shares, $808.2M, Q2 2026

Richard PzenaPzena Investment Management1,231 shares, $209K, Q2 2026

Donald YacktmanYacktman Asset Management919,740 shares, $156.0M, Q2 2026

Chris DavisDavis Selected Advisers147,966 shares, $25.1M, Q2 2026

From the latest 13F filings. All superinvestors.

Insider buying, last 12 months

Porter Brian J.Director2026-03-05, 2,500 shares at $124.99 $312K total

The story

The numbers say what happened. The story says whether it can continue. We cover companies like State Street in depth on Cannibal Stocks.

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