Karli S. Anderson

Insider Reports History

Location
1660 Wynkoop Street, Suite 1000, Denver, CO
Signature
/s/ Karli S. Anderson
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Karli S. Anderson:

Stock Role Class Num Shares Value Price $ Report Date Ownership
WESTWATER RESOURCES, INC. Director Common Stock 641K $306K $0.48 Oct 9, 2025 Direct
Summit Materials, Inc. EVP, Chief People and ESG Officer and Head of Communications Class A Common Stock 0 $0 $52.50 Feb 10, 2025 Direct
Summit Materials, Inc. EVP, Chief People and ESG Officer and Head of Communications Performance Stock Units 0 $0 $52.50 Feb 10, 2025 Direct
Summit Materials, Inc. EVP, Chief People and ESG Officer and Head of Communications Restricted Stock Units 0 $0 $52.50 Feb 10, 2025 Direct
WESTWATER RESOURCES, INC. Director Non-Qualified Stock Options 469K May 27, 2025 Direct
WESTWATER RESOURCES, INC. Director Non-Qualified Stock Options (right to buy) 228K Oct 9, 2025 Direct

Insider Reports Filed by Karli S. Anderson

Symbol Company Period Transactions Value $ Form Type Date Filed Role
WWR WESTWATER RESOURCES, INC. Oct 9, 2025 4 $118K 4 Oct 14, 2025 Director
WWR WESTWATER RESOURCES, INC. May 27, 2025 3 $0 4 May 29, 2025 Director
SUM Summit Materials, Inc. Feb 10, 2025 4 -$2.53M 4 Feb 10, 2025 EVP, Chief People and ESG Officer and Head of Communications
SUM Summit Materials, Inc. Jan 15, 2025 3 -$121K 4 Jan 17, 2025 Title: EVP, Chief People and ESG Officer and Head of Communications
SUM Summit Materials, Inc. Dec 20, 2024 7 -$489K 4 Dec 26, 2024 Title: EVP, Chief People and ESG Officer and Head of Communications
WWR WESTWATER RESOURCES, INC. May 30, 2024 1 $0 4 Jun 3, 2024 Director
SUM Summit Materials, Inc. Mar 7, 2024 3 -$212K 4 Mar 8, 2024 Title: EVP, Chief People and ESG Officer and Head of Communications
SUM Summit Materials, Inc. Feb 29, 2024 7 -$151K 4 Mar 4, 2024 Title: EVP, Chief People and ESG Officer and Head of Communications
WWR WESTWATER RESOURCES, INC. May 10, 2023 1 $0 4 May 12, 2023 Director
SUM Summit Materials, Inc. Feb 28, 2023 7 -$93.6K 4 Mar 1, 2023 Title: EVP, Chief People and ESG Officer and Head of Communications
SUM Summit Materials, Inc. Feb 22, 2023 1 $0 4 Feb 24, 2023 Title: EVP, Chief People and ESG Officer and Head of Communications
SUM Summit Materials, Inc. Sep 3, 2022 3 -$12.3K 4 Sep 6, 2022 Title: EVP, Chief ESG Officer and Head of Investor Relations
SUM Summit Materials, Inc. Jul 30, 2022 3 -$69K 4 Aug 1, 2022 Officer
WWR WESTWATER RESOURCES, INC. May 9, 2022 1 $0 4 May 11, 2022 Director
SUM Summit Materials, Inc. Mar 1, 2022 1 $0 4 Mar 3, 2022 Title: EVP, Chief ESG Officer and Head of Investor Relations
SUM Summit Materials, Inc. Feb 28, 2022 5 -$45.3K 4 Mar 1, 2022 Officer
SUM Summit Materials, Inc. Sep 3, 2021 3 -$9.51K 4 Sep 8, 2021 Title: EVP, Chief ESG Officer and Head of Investor Relations
SUM Summit Materials, Inc. Jul 30, 2021 3 -$55.5K 4 Aug 3, 2021 Title: EVP, Chief ESG Officer and Head of Investor Relations
WWR WESTWATER RESOURCES, INC. May 21, 2021 1 $0 4 May 25, 2021 Director