Buyback Radar
Company reports

Corning

GLW

Corning has retired 45.3% of its shares since 2007, from 1,574,635,950 to 861,388,331.

45.3%retired since 2007
-0.9%last 5 years
-0.5%last 12 months
861Mshares today
Shares outstanding, 1999 to todaysplit adjusted, from SEC filings
a quarter gone 2014half gone 20171.6B shares, 2007861M200020052010201520202025
1999, 827,444,7182026-07-24, 861,388,331
A share bought in 2000
1.1× more of Corning today, without buying another share. It was one of 928,087,136 shares then. It is one of 861,388,331 now.
Every filing we read27 fiscal years, split adjusted
Fiscal yearDateShares outstandingFiling
19992000-02-02827,444,71810-K405cover page
20002001-02-07928,087,13610-K405cover page
20012002-02-07944,919,75410-Kcover page
20022003-02-051,198,688,20510-Kcover page
20032004-02-041,347,878,94910-Kcover page
20042005-02-101,409,786,06110-Kcover page
20052006-01-311,545,982,97410-Kcover page
20062007-02-071,569,697,47410-Kcover page
20072008-01-311,574,635,95010-Kcover page
20082009-01-301,555,025,55510-Kcover page
20092010-01-291,558,884,21810-K
20102011-01-311,565,707,08410-K
20112012-01-311,518,270,48310-K
20122013-01-311,472,398,78910-K
20132014-01-311,392,124,76210-K
20142015-01-301,271,340,53210-K
20152016-01-311,112,837,20510-K
20162017-01-31928,093,50810-K
20172018-01-31857,453,09810-K
20182019-01-31786,761,07310-K
20192020-02-10763,628,26610-K
20202021-01-31768,367,88910-K
20212022-01-31845,849,49810-K
20222023-01-31846,563,42210-K
20232024-01-31853,474,31710-K
20242025-01-31856,564,00110-K
20252026-01-30857,948,10910-K

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

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Corning buybacks, answered

Is Corning buying back its stock?

Only enough to stand still. The share count is roughly flat over the last twelve months, at 861,388,331 as of July 24, 2026. Over five years the share count is up 0.9%.

How many shares has Corning bought back?

Net of every new share it issued, Corning has 713.2 million fewer shares than at its 2007 peak. That is 45.3% of the company.

How many shares does Corning have outstanding?

861,388,331 shares, as of July 24, 2026, from the cover page of its latest 10-Q. At the 2007 peak it had 1,574,635,950.

What do Corning's buybacks mean for a shareholder?

Each share is a bigger slice of the company. Someone who held Corning stock in 2007 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 Corning compare with other cannibal stocks?

Corning ranks No. 88 of 251 companies on Buyback Radar by share of the company retired since its peak. Close to it on the list: BNY (45.4%), State Street (45.3%), Dollar Tree (45.3%), Union Pacific (45.1%).

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

Superinvestors who own it

Lee AinslieMaverick Capital4,774 shares, $1.2M, Q2 2026
Stephen MandelLone Pine Capital2,728,058 shares, $696.8M, Q2 2026

From the latest 13F filings. All superinvestors.

Insider buying, last 12 months

No open-market purchases reported in the last 12 months.

The story

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

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