Gareth T. Joyce

Insider Reports History

Location
Burlingame, CA
Signature
/s/ Deanne Larison, by power of attorney
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 Gareth T. Joyce:

Company Role Class Num Shares Value Price $ Report Date Ownership
COMPASS MINERALS INTERNATIONAL INC Director Common Stock 31,213 $552,470 $17.70 31 Dec 2025 Direct
COMPASS MINERALS INTERNATIONAL INC Director Restricted Stock Unit 11,905 $124,288 $10.44 06 Mar 2025 Direct
Proterra Inc CEO and President, Director Common Stock 0 $0 $0.0191 13 Mar 2024 Direct
Proterra Inc CEO and President, Director Stock Option (Right to Buy) 959,987 28 Mar 2023 Direct

Insider Reports Filed by Gareth T. Joyce

Symbol Company Period Transactions Value $ Form Type Role Filing Time
CMP COMPASS MINERALS INTERNATIONAL INC 31 Dec 2025 1 $0 4 Director 05 Jan 2026, 16:25
CMP COMPASS MINERALS INTERNATIONAL INC 30 Sep 2025 1 $0 4 Director 02 Oct 2025, 13:57
CMP COMPASS MINERALS INTERNATIONAL INC 30 Jun 2025 1 $0 4 Director 01 Jul 2025, 17:05
CMP COMPASS MINERALS INTERNATIONAL INC 31 Mar 2025 1 $0 4 Director 02 Apr 2025, 19:31
CMP COMPASS MINERALS INTERNATIONAL INC 05 Mar 2025 3 $0 4 Director 07 Mar 2025, 17:40
CMP COMPASS MINERALS INTERNATIONAL INC 31 Dec 2024 1 $0 4 Director 03 Jan 2025, 16:55
CMP COMPASS MINERALS INTERNATIONAL INC 30 Sep 2024 1 $0 4 Director 01 Oct 2024, 18:20
CMP COMPASS MINERALS INTERNATIONAL INC 28 Jun 2024 1 $0 4 Director 01 Jul 2024, 16:07
CMP COMPASS MINERALS INTERNATIONAL INC 31 Mar 2024 1 $0 4 Director 01 Apr 2024, 18:28
/report/000095014224000682-joyce-gareth-t-2024-03-13 Proterra Inc 13 Mar 2024 1 $0 4 CEO and President, Director 13 Mar 2024, 19:08
CMP COMPASS MINERALS INTERNATIONAL INC 05 Mar 2024 1 $0 4 Director 07 Mar 2024, 17:26
CMP COMPASS MINERALS INTERNATIONAL INC 15 Feb 2024 2 $0 4 Director 20 Feb 2024, 16:02
/report/000095014224000028-joyce-gareth-t-2024-01-02 Proterra Inc 02 Jan 2024 1 -$318 4 CEO and President, Director 03 Jan 2024, 16:33
CMP COMPASS MINERALS INTERNATIONAL INC 31 Dec 2023 1 $0 4 Director 03 Jan 2024, 16:27
CMP COMPASS MINERALS INTERNATIONAL INC 30 Sep 2023 1 $0 4 Director 03 Oct 2023, 18:08
/report/000095014223002480-joyce-gareth-t-2023-09-25 Proterra Inc 25 Sep 2023 1 -$1,037 4 CEO and President, Director 27 Sep 2023, 17:30
/report/000095014223002313-joyce-gareth-t-2023-08-25 Proterra Inc 25 Aug 2023 1 -$157 4 CEO and President, Director 29 Aug 2023, 17:32
CMP COMPASS MINERALS INTERNATIONAL INC 30 Jun 2023 1 $0 4 Director 05 Jul 2023, 17:43
CMP COMPASS MINERALS INTERNATIONAL INC 31 Mar 2023 1 $0 4 Director 04 Apr 2023, 16:15
/report/000120919123021717-joyce-gareth-t-2023-03-28 Proterra Inc 28 Mar 2023 2 $0 4 CEO and President, Director 30 Mar 2023, 19:15
CMP COMPASS MINERALS INTERNATIONAL INC 14 Feb 2023 3 $0 4 Director 16 Feb 2023, 16:34
/report/000120919123004864-joyce-gareth-t-2023-01-23 Proterra Inc 23 Jan 2023 1 -$112,918 4 CEO and President, Director 25 Jan 2023, 16:22
CMP COMPASS MINERALS INTERNATIONAL INC 12 Oct 2022 2 $0 4 Director 12 Oct 2022, 19:36
/report/000120919122048066-joyce-gareth-t-2022-08-26 Proterra Inc 26 Aug 2022 2 -$21,206 4 CEO and President, Director 30 Aug 2022, 21:14
/report/000120919122018676-joyce-gareth-t-2022-03-10 Proterra Inc 10 Mar 2022 3 +$100,141 4 CEO and President, Director 14 Mar 2022, 20:23
CMP COMPASS MINERALS INTERNATIONAL INC 24 Feb 2022 1 $0 4 Director 28 Feb 2022, 15:08
/report/000120919122011857-joyce-gareth-t-2022-02-17 Proterra Inc 17 Feb 2022 2 $0 4 CEO and President, Director 22 Feb 2022, 16:58
/report/000120919121069825-joyce-gareth-t-2021-12-13 Proterra Inc 13 Dec 2021 2 +$100,146 4 President of Proterra Oper Co. 15 Dec 2021, 17:56
/report/000120919121061563-joyce-gareth-t-2021-10-21 Proterra Inc 21 Oct 2021 2 $0 4 President of Proterra Oper Co. 25 Oct 2021, 19:24
CMP COMPASS MINERALS INTERNATIONAL INC 12 Oct 2021 1 $0 4 Director 13 Oct 2021, 17:32
CMP COMPASS MINERALS INTERNATIONAL INC 12 Oct 2021 0 $0 3 Director 13 Oct 2021, 17:31
/report/000120919121041200-joyce-gareth-t-2021-06-14 ArcLight Clean Transition Corp. 14 Jun 2021 2 $0 4 President, Power and Energy 16 Jun 2021, 20:54
/report/000120919121041161-joyce-gareth-t-2021-06-14 ArcLight Clean Transition Corp. 14 Jun 2021 0 $0 3 President, Power and Energy 16 Jun 2021, 20:15