$2.63
-0.095-3.49%
At close: Dec 12, 4:00 PM EST
$2.61
-0.015-0.57%
Pre-Market: 9:09 AM EST

Short interest in Ballard Power Systems Inc (NASDAQ:BLDP) increased during the last reporting period, rising from 14.01M to 20.69M. This put -% of the company's publicly available shares short.
Based on the recent average volume of 7.21M shares traded per day, it would take 2.87 day(s) for holders of this short interest to close out their positions without sending the stock sharply higher.
| Get Alert | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| BLDP | Ballard Power Systems, Inc. Co | 11/28/2025 | 12/09/2025 | — | — | 20,687,324 | 7,214,347 | 2.87 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 11/14/2025 | 11/25/2025 | — | — | 14,056,367 | 6,744,276 | 2.08 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 10/31/2025 | 11/11/2025 | — | — | 13,804,176 | 6,587,008 | 2.1 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 10/15/2025 | 10/24/2025 | — | — | 14,119,997 | 11,627,106 | 1.21 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 09/30/2025 | 10/09/2025 | — | — | 14,164,431 | 9,239,648 | 1.53 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 09/15/2025 | 09/24/2025 | — | — | 12,967,233 | 4,240,990 | 3.06 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 08/29/2025 | 09/10/2025 | — | — | 13,461,236 | 3,091,291 | 4.35 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 08/15/2025 | 08/26/2025 | — | — | 13,166,123 | 4,052,702 | 3.25 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 07/31/2025 | 08/11/2025 | — | — | 14,927,666 | 7,218,847 | 2.07 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 07/15/2025 | 07/24/2025 | — | — | 14,612,419 | 8,858,031 | 1.65 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 06/30/2025 | 07/10/2025 | — | — | 14,362,247 | 9,111,282 | 1.58 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 06/13/2025 | 06/25/2025 | — | — | 13,777,742 | 11,019,973 | 1.25 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 05/30/2025 | 06/10/2025 | — | — | 20,475,347 | 9,978,498 | 2.05 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 05/15/2025 | 05/27/2025 | — | — | 17,688,415 | 6,623,580 | 2.67 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 04/30/2025 | 05/09/2025 | — | — | 17,093,764 | 5,584,076 | 3.06 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 04/15/2025 | 04/25/2025 | — | — | 18,658,981 | 12,167,842 | 1.53 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 03/31/2025 | 04/09/2025 | — | — | 18,236,581 | 6,648,575 | 2.74 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 03/14/2025 | 03/25/2025 | — | — | 15,836,064 | 10,777,654 | 1.47 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 02/28/2025 | 03/11/2025 | — | — | 17,023,546 | 8,540,375 | 1.99 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 02/14/2025 | 02/26/2025 | — | — | 15,423,738 | 11,062,905 | 1.39 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 01/31/2025 | 02/11/2025 | — | — | 17,642,879 | 9,108,417 | 1.94 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 01/15/2025 | 01/27/2025 | — | — | 15,995,363 | 12,019,704 | 1.33 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 12/31/2024 | 01/10/2025 | — | — | 15,299,043 | 8,583,735 | 1.78 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 12/13/2024 | 12/24/2024 | — | — | 14,583,661 | 7,534,083 | 1.94 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 11/29/2024 | 12/10/2024 | — | — | 12,676,670 | 3,957,961 | 3.2 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 11/15/2024 | 11/26/2024 | — | — | 13,413,246 | 4,811,102 | 2.79 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 10/31/2024 | 11/11/2024 | — | — | 13,768,001 | 3,216,790 | 4.28 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 10/15/2024 | 10/24/2024 | — | — | 14,513,687 | 2,870,326 | 5.06 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 09/30/2024 | 10/09/2024 | — | — | 15,267,750 | 3,330,763 | 4.58 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 09/13/2024 | 09/24/2024 | — | — | 19,106,788 | 2,460,560 | 7.77 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 08/30/2024 | 09/11/2024 | — | — | 17,971,900 | 2,243,390 | 8.01 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 08/15/2024 | 08/26/2024 | — | — | 17,385,082 | 3,060,122 | 5.68 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 07/31/2024 | 08/09/2024 | — | — | 20,203,849 | 2,555,307 | 7.91 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 07/15/2024 | 07/24/2024 | — | — | 19,897,122 | 2,452,152 | 8.11 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 06/28/2024 | 07/10/2024 | — | — | 22,592,074 | 3,151,729 | 7.17 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 06/14/2024 | 06/26/2024 | — | — | 20,491,160 | 1,906,127 | 10.75 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 05/31/2024 | 06/11/2024 | — | — | 21,572,748 | 1,968,404 | 10.96 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 05/15/2024 | 05/24/2024 | — | — | 21,335,637 | 3,110,140 | 6.86 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 04/30/2024 | 05/09/2024 | — | — | 23,099,905 | 2,505,318 | 9.22 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 04/15/2024 | 04/24/2024 | — | — | 22,416,614 | 4,033,298 | 5.56 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 03/28/2024 | 04/09/2024 | — | — | 22,998,130 | 2,209,385 | 10.41 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 03/15/2024 | 03/26/2024 | — | — | 23,189,121 | 3,551,583 | 6.53 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 02/29/2024 | 03/11/2024 | — | — | 22,854,194 | 2,479,612 | 9.22 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 02/15/2024 | 02/27/2024 | 9.73% | 241,570,000 | 23,502,406 | 2,766,565 | 8.5 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 01/31/2024 | 02/09/2024 | 9.67% | 241,570,000 | 23,354,839 | 3,394,746 | 6.88 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 01/12/2024 | 01/24/2024 | 9.64% | 241,570,000 | 23,277,222 | 2,477,102 | 9.4 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 12/29/2023 | 01/10/2024 | 9.26% | 241,570,000 | 22,368,832 | 1,928,596 | 11.6 | Get Alert |
| BLDP | Ballard Power Systems, Inc. Co | 12/15/2023 | 12/27/2023 | 9.23% | 241,570,000 | 22,296,453 | 3,590,743 | 6.21 | Get Alert |
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