News + Filings Transactions Holdings
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Polaris Venture Management Co. VI, L.L.C.
| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/22/2023 | Alector, Inc. | ALEC | Other (disposition) | Common Stock | 98.5k | $0.00 | $0 | | 08/22/2023 |
| 08/22/2023 | Alector, Inc. | ALEC | Other (acquisition) | Common Stock | 98.5k | $0.00 | $0 | | 08/22/2023 |
| 08/22/2023 | Alector, Inc. | ALEC | Other (disposition) | Common Stock | 500k | $0.00 | $0 | See footnote | 08/22/2023 |
| 11/16/2022 | Alector, Inc. | ALEC | Other (disposition) | Common Stock | 500k | $0.00 | $0 | See footnote | 11/16/2022 |
| 11/16/2022 | Alector, Inc. | ALEC | Other (acquisition) | Common Stock | 98.5k | $0.00 | $0 | | 11/16/2022 |
| 11/16/2022 | Alector, Inc. | ALEC | Other (disposition) | Common Stock | 98.5k | $0.00 | $0 | | 11/16/2022 |
| 12/21/2021 | Alector, Inc. | ALEC | Other (disposition) | Common Stock | 98.5k | $0.00 | $0 | | 12/21/2021 |
| 12/21/2021 | Alector, Inc. | ALEC | Other (acquisition) | Common Stock | 98.5k | $0.00 | $0 | | 12/21/2021 |
| 12/21/2021 | Alector, Inc. | ALEC | Other (disposition) | Common Stock | 500k | $0.00 | $0 | See footnote | 12/21/2021 |
| 06/23/2020 | Alector, Inc. | ALEC | Sale | Common Stock | 4.4k | $31.54 | $138.1k | See footnote | 06/23/2020 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Series A-1 Preferred Stock | 500k | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Series A-2 Preferred Stock | 5.3M | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Series B Preferred Stock | 2.5M | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Series C Preferred Stock | 2.8M | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Series D Preferred Stock | 1.2M | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Series E Preferred Stock | 527.6k | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Common Stock | 500k | $0.00 | $0 | See footnote | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Common Stock | 5.3M | $0.00 | $0 | See footnotes | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Common Stock | 2.5M | $0.00 | $0 | See footnotes | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Common Stock | 2.8M | $0.00 | $0 | See footnotes | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Common Stock | 1.2M | $0.00 | $0 | See footnotes | 02/11/2019 |
| 02/11/2019 | Alector, Inc. | ALEC | Conversion | Common Stock | 527.6k | $0.00 | $0 | See footnotes | 02/11/2019 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 330.9k | $0.00 | $0 | See Footnotes | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 19.3k | $0.00 | $0 | See Footnote | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 493.7k | $0.00 | $0 | See Footnotes | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 28.9k | $0.00 | $0 | See Footnote | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 479.6k | $0.00 | $0 | See Footnotes | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 28k | $0.00 | $0 | See Footnote | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 260.7k | $0.00 | $0 | See Footnotes | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 15.2k | $0.00 | $0 | See Footnote | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 693.3k | $0.00 | $0 | See Footnotes | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 40.5k | $0.00 | $0 | See Footnote | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 283.1k | $0.00 | $0 | See Footnotes | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Conversion | Common Stock | 16.5k | $0.00 | $0 | See Footnote | 05/29/2018 |
| 05/29/2018 | Scholar Rock Holding Corp | SRRK | Purchase | Common Stock | 135k | $14.00 | $1.9M | See Footnotes | 05/29/2018 |
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