RIGHTS AGREEMENT SIGMA-ALDRICH CORPORATION and COMPUTERSHARE INVESTOR SERVICES, LLC Rights Agent Dated as of August 8, 2000 INDEXRights Agreement • August 10th, 2000 • Sigma Aldrich Corp • Wholesale-chemicals & allied products • Delaware
This Rights Agreement, dated as of August 8, 2000 (the "Rights Agreement") is entered into between SIGMA-ALDRICH CORPORATION, a Delaware corporation (the "Company"), and COMPUTERSHARE INVESTOR SERVICES, LLC, an Illinois limited liability company, as rights agent (the "Rights Agent").
