| SC 13G/A | 2024-02-01 | BlackRock Inc. | Ballard Power Systems Inc. | 19,304,669 | 6.5% | EDGAR |
| SC 13G | 2023-02-03 | BlackRock Inc. | Ballard Power Systems Inc. | 17,480,604 | 5.9% | EDGAR |
| SC 13G/A | 2022-11-09 | BlackRock Inc. | Ballard Power Systems Inc. | 14,277,222 | 4.8% | EDGAR |
| SC 13G | 2022-03-11 | BlackRock Inc. | Ballard Power Systems Inc. | 25,325,088 | 8.5% | EDGAR |
| SC 13G/A | 2022-02-09 | FMR LLC | Ballard Power Systems Inc. | 88,271 | 0.0% | EDGAR |
| SC 13G | 2022-02-08 | BlackRock Inc. | Ballard Power Systems Inc. | 25,325,088 | 8.5% | EDGAR |
| SC 13G | 2021-02-08 | FMR LLC | Ballard Power Systems Inc. | 15,218,285 | 5.4% | EDGAR |
| SC 13G/A | 2020-08-25 | Broad-Ocean Motor (Hong Kong) Co. Ltd | Ballard Power Systems Inc. | 10,110,537 | 4.1% | EDGAR |
| SC 13G/A | 2018-11-29 | Broad-Ocean Motor (Hong Kong) Co. Ltd | Ballard Power Systems Inc. | 99 | 9.9% | EDGAR |
| SC 13D | 2018-11-23 | Weichai Power Co., Ltd. | Ballard Power Systems Inc. | 46,131,712 | 19.9% | EDGAR |
| SC 13G | 2016-08-05 | Broad-Ocean Motor (Hong Kong) Co. Ltd | Ballard Power Systems Inc. | 17,250,000 | 9.9% | EDGAR |
| SC 13G | 2014-01-27 | Investec Group Investments (UK) Ltd | Ballard Power Systems Inc. | 0 | 0.0% | EDGAR |
| SC 13G | 2012-09-12 | Investec Group Investments (UK) Ltd | Ballard Power Systems Inc. | 7,136,237 | 8.4% | EDGAR |
| SC 13G/A | 2009-02-13 | Invesco Ltd. | Ballard Power Systems Inc. | 2,055,739 | 2.5% | EDGAR |