Skip to contentTsien Matthew — GENERAL MOTORS CORP insider: 309 transactions · InsiderLensInsider trading activity of Tsien Matthew
- Transactions on record
- 309
- since Jan 3, 2014
- Open-market buys
- 3
- $530K
- Open-market sells
- 5
- $17.2M
- Companies traded
- 3
- last filing May 13, 2026
Figures computed from official regulatory filings — methodology.
Companies where Tsien Matthew has traded
Track record of Tsien Matthew
Insufficient history for a statistical track record (fewer than 5 open-market buys).
Transaction history of Tsien Matthew
Co-insiders of Tsien Matthew
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Anderson Peter WilliamCUMMINS INC
| Company | Filed | Type | Qty | Price | Value · USD | Src |
|---|
| May 13, 2026 | Award | 306 | 0.00 USD | $0 | SEC |
| Jul 15, 2025 | Award | 447 | 0.00 USD | $0 | SEC |
| Apr 28, 2025 | Award | 2,157 | 0.00 USD | $0 | SEC |
| Apr 30, 2024 | Award | 1,572 | 0.00 USD | $0 | SEC |
| May 1, 2023 | Award | 1,341 | 0.00 USD | $0 | SEC |
| May 2, 2022 | Award | 1,296 | 0.00 USD | $0 | SEC |
| Jun 15, 2021 | Sell | -38,234 | 62.83 USD | $2.4M | SEC |
| Jun 15, 2021 | Sell | -154,752 | 62.83 USD | $9.7M | SEC |
| Jun 15, 2021 | ExerciseD | -154,752 | 0.00 USD | $0 | SEC |
| Jun 15, 2021 | Exercise | 154,752 | 31.32 USD | $4.8M | SEC |
| Jun 9, 2021 | Sell | -16,989 | 63.95 USD | $1.1M | SEC |
| Apr 26, 2021 | Award | 1,013 | 0.00 USD | $0 | SEC |
| Apr 5, 2021 | Other | -690 | 57.80 USD | $39.9K | SEC |
| Apr 5, 2021 | ExerciseD | -1,672 | 0.00 USD | $0 | SEC |
| Apr 5, 2021 | Exercise | 1,672 | 0.00 USD | $0 | SEC |
| Feb 22, 2021 | AwardD | 24,871 | 0.00 USD | $0 | SEC |
| Feb 17, 2021 | Award | 64,790 | 0.00 USD | $0 | SEC |
| Feb 17, 2021 | Other | -28,249 | 53.60 USD | $1.5M | SEC |
| May 8, 2020 | AwardD | 1,672 | 0.00 USD | $0 | SEC |
| Mar 27, 2020 | Buy | 22,400 | 22.97 USD | $514.5K | SEC |
| Feb 19, 2020 | Award | 67,792 | 0.00 USD | $0 | SEC |
| Feb 19, 2020 | Other | -29,558 | 34.76 USD | $1M | SEC |
| Feb 19, 2020 | AwardD | 71,583 | 0.00 USD | $0 | SEC |
| Feb 14, 2020 | AwardD | 107,267 | 0.00 USD | $0 | SEC |
| Sep 11, 2019 | Exercise | 16,933 | 31.32 USD | $530.3K | SEC |