Rankings · Capital

Share count shrinking fastest

Graded A or B, ranked by how far the number of shares fell over three years. A buyback only shows here when it retires more shares than the company issues.

28 companies meet this test

Figures as of September 30, 2026

#CompanyGradeShare count, 3 yearsFree cash flow yieldMarket value
1ECVTEcovyst Inc.B-19.0%6.7%$1.1B
2ASHASHLAND INC.B-18.2%8.0%$3.1B
3CRHCRH public limited companyA-12.9%5.2%$56.2B
4EMNEASTMAN CHEMICAL COB-8.4%7.2%$7.5B
5SSRMSSR Mining Inc.A+-8.3%4.6%$6.9B
6CTVACorteva, Inc.B-7.9%1.2%$51.9B
7CSTMCONSTELLIUM SEA-7.4%5.1%$3.3B
8SHWTHE SHERWIN-WILLIAMS COMPANYA+-7.3%4.0%$80.2B
9KGCKINROSS GOLD CORPA+-7.2%8.8%$29.2B
10PRMPERIMETER SOLUTIONS, INC.B-6.5%2.2%$4.4B
11PPGPPG INDUSTRIES INCA+-6.1%5.2%$23.6B
12REXREX AMERICAN RESOURCES CORPORATIONB+-6.0%4.8%$1.4B
13SSDSimpson Manufacturing Co., Inc.A+-5.9%6.6%$7.1B
14BBARRICK MINING CORPA+-5.4%5.6%$69.1B
15MTXMINERALS TECHNOLOGIES INC.A-5.1%5.8%$2.1B
16MLMMARTIN MARIETTA MATERIALS INCB+-3.9%2.8%$28.8B
17AXTAAXALTA COATING SYSTEMS LTD.B-3.7%7.0%$7B
18SBSWSibanye Stillwater LimitedB--3.3%0.9%$7.2B
19VMCVULCAN MATERIALS COMPANYB+-2.9%3.5%$31.5B
20ECLECOLAB INC.B+-2.2%2.4%$77.9B
21WDFCWD-40 COMPANYB+-2.0%2.9%$2.7B
22BCPCBalchem CorporationA+-1.6%—$5.3B
23SCLSTEPAN COMPANYB--1.4%2.6%$1.4B
24FCXFreeport-McMoRan Inc.B+-1.0%1.7%$101.6B
25RPMRPM INTERNATIONAL INC.A+-0.8%5.3%$12.8B

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A ranking orders companies by one stated measure. It is not a recommendation, and it says nothing about whether any share price is reasonable.