TECTONIC THERAPEUTIC, INC. Subsidiaries
Every subsidiary the company listed in Exhibit 21 of its annual reports, newest list first (8 lists). Names and jurisdictions are as filed.
- 2026-02-26: Subsidiary AVROBIO Inc.; Jurisdiction Ontario, Canada.
- 2026-02-26: Subsidiary AVROBIO Australia Pty Ltd; Jurisdiction Australia.
- 2026-02-26: Subsidiary Tectonic Therapeutic Securities Corp.; Jurisdiction Massachusetts.
- 2026-02-26: Subsidiary Tectonic Operating Company, Inc.; Jurisdiction Delaware.
| Annual report filed | Subsidiary | Jurisdiction |
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| 2026-02-26 | AVROBIO Inc. | Ontario, Canada |
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| 2026-02-26 | AVROBIO Australia Pty Ltd | Australia |
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| 2026-02-26 | Tectonic Therapeutic Securities Corp. | Massachusetts |
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| 2026-02-26 | Tectonic Operating Company, Inc. | Delaware |
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| 2025-03-20 | AVROBIO Inc. | Ontario, Canada |
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| 2025-03-20 | AVROBIO Australia Pty Ltd | Australia |
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| 2025-03-20 | AVROBIO Securities Corporation | Massachusetts |
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| 2025-03-20 | Tectonic Therapeutic Pty Ltd. | Australia |
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| 2025-03-20 | Tectonic Therapeutic Securities Corp. | Massachusetts |
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| 2025-03-20 | Tectonic Operating Company, Inc. | Delaware |
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| 2024-03-14 | AVROBIO Inc. | Ontario, Canada |
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| 2024-03-14 | AVROBIO Australia Pty Ltd | Australia |
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| 2024-03-14 | AVROBIO Securities Corporation | Massachusetts |
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| 2023-03-23 | AVROBIO Inc. | Ontario, Canada |
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| 2023-03-23 | AVROBIO Australia Pty Ltd | Australia |
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| 2023-03-23 | AVROBIO Securities Corporation | Massachusetts |
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| 2022-03-17 | AVROBIO Inc. | Ontario, Canada |
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| 2022-03-17 | AVROBIO Australia Pty Ltd | Australia |
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| 2022-03-17 | AVROBIO Securities Corporation | Massachusetts |
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| 2021-03-18 | AVROBIO Inc. | Ontario, Canada |
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| 2021-03-18 | AVROBIO Australia Pty Ltd | Australia |
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| 2021-03-18 | AVROBIO Securities Corporation | Massachusetts |
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| 2020-03-16 | AVROBIO Inc. | Ontario, Canada |
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| 2020-03-16 | AVROBIO Australia Pty Ltd | Australia |
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| 2020-03-16 | AVROBIO Securities Corporation | Massachusetts |
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| 2019-03-25 | AVROBIO Inc. | Ontario, Canada |
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| 2019-03-25 | AVROBIO Australia Pty Ltd | Australia |
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| 2019-03-25 | AVROBIO Securities Corporation | Massachusetts |
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