| Stock | Role | Class | Num Shares | Value | Price $ | Report Date | Ownership |
|---|---|---|---|---|---|---|---|
| Sionna Therapeutics, Inc. | Director | Common Stock | 2.31M | $84.1M | $36.42 | 21 Oct 2025 | By Atlas Venture Fund XI, L.P. |
| Kymera Therapeutics, Inc. | Director | Common Stock | 685K | $62.4M | $91.04 | 12 Dec 2025 | Indirect |
| Sionna Therapeutics, Inc. | Director | Common Stock | 687K | $25M | $36.42 | 21 Oct 2025 | By Atlas Venture Opportunity Fund II, L.P. |
| Vigil Neuroscience, Inc. | Director | Stock Option Award (Right to Buy) | 0 | $138K | $7.62 | 05 Aug 2025 | Direct |
| Vigil Neuroscience, Inc. | Director | Common Stock | 0 | $0 | $8.05 | 05 Aug 2025 | By Atlas Venture Fund XII, L.P. |
| Vigil Neuroscience, Inc. | Director | Common Stock | 0 | $0 | $8.05 | 05 Aug 2025 | By Atlas Venture Opportunity Fund I, L.P. |
| Vigil Neuroscience, Inc. | Director | Common Stock | 0 | $0 | $8.05 | 05 Aug 2025 | Direct |
| Magenta Therapeutics, Inc. | Director | Stock Option (Right to Buy) | 20K | 28 Jun 2022 | Direct | ||
| Sionna Therapeutics, Inc. | Director | Non-Qualified Stock Option (right to buy) | 20K | 12 Jun 2025 | Direct | ||
| AVROBIO, Inc. | Director | Stock Option (Right to Buy) | 17.6K | 06 Jun 2023 | Direct | ||
| Kymera Therapeutics, Inc. | Director | Stock Option (Right to Buy) | 16K | 25 Jun 2025 | Direct | ||
| Sionna Therapeutics, Inc. | Director | Series A convertible preferred stock | 0 | 10 Feb 2025 | By Atlas Venture Fund XI, L.P. | ||
| Sionna Therapeutics, Inc. | Director | Series B convertible preferred stock | 0 | 10 Feb 2025 | By Atlas Venture Fund XI, L.P. | ||
| Sionna Therapeutics, Inc. | Director | Series C convertible preferred stock | 0 | 10 Feb 2025 | By Atlas Venture Fund XI, L.P. | ||
| Sionna Therapeutics, Inc. | Director | Series C convertible preferred stock | 0 | 10 Feb 2025 | By Atlas Venture Opportunity Fund II, L.P. | ||
| Sionna Therapeutics, Inc. | Director | Series Seed convertible preferred stock | 0 | 10 Feb 2025 | By Atlas Venture Fund XI, L.P. |
| Symbol | Company | Period | Transactions | Value $ | Form Type | Role | Filing Time |
|---|---|---|---|---|---|---|---|
| KYMR | Kymera Therapeutics, Inc. | 10 Dec 2025 | 14 | -$21.7M | 4 | Director | 12 Dec 2025, 18:37 |
| SION | Sionna Therapeutics, Inc. | 21 Oct 2025 | 10 | -$3.04M | 4 | Director | 21 Oct 2025, 17:12 |
| SION | Sionna Therapeutics, Inc. | 16 Oct 2025 | 18 | -$9.25M | 4 | Director | 20 Oct 2025, 21:39 |
| SION | Sionna Therapeutics, Inc. | 10 Oct 2025 | 12 | -$5.94M | 4 | Director | 15 Oct 2025, 18:33 |
| SION | Sionna Therapeutics, Inc. | 03 Oct 2025 | 4 | -$1.49M | 4 | Director | 07 Oct 2025, 17:00 |
| SION | Sionna Therapeutics, Inc. | 29 Sep 2025 | 6 | -$2.37M | 4 | Director | 01 Oct 2025, 18:04 |
| VIGL | Vigil Neuroscience, Inc. | 05 Aug 2025 | 10 | $0 | 4 | Director | 05 Aug 2025, 09:48 |
| KYMR | Kymera Therapeutics, Inc. | 25 Jun 2025 | 1 | $0 | 4 | Director | 26 Jun 2025, 21:00 |
| SION | Sionna Therapeutics, Inc. | 12 Jun 2025 | 1 | $0 | 4 | Director | 16 Jun 2025, 17:06 |
| VIGL | Vigil Neuroscience, Inc. | 22 May 2025 | 1 | $0 | 4 | Director | 23 May 2025, 20:46 |
| VIGL | Vigil Neuroscience, Inc. | 03 Mar 2025 | 1 | $0 | 4 | Director | 04 Mar 2025, 17:04 |
| SION | Sionna Therapeutics, Inc. | 10 Feb 2025 | 8 | $1.08M | 4 | Director | 10 Feb 2025, 16:05 |
| SION | Sionna Therapeutics, Inc. | 06 Feb 2025 | 0 | $0 | 3 | Director | 06 Feb 2025, 20:58 |
| KYMR | Kymera Therapeutics, Inc. | 09 Jul 2024 | 10 | -$17.3M | 4 | Director | 09 Jul 2024, 17:15 |
| KYMR | Kymera Therapeutics, Inc. | 18 Jun 2024 | 1 | $0 | 4 | Director | 20 Jun 2024, 17:00 |
| KYMR | Kymera Therapeutics, Inc. | 12 Jun 2024 | 6 | -$950K | 4 | Director | 14 Jun 2024, 18:01 |
| VIGL | Vigil Neuroscience, Inc. | 05 Jun 2024 | 1 | $0 | 4 | Director | 07 Jun 2024, 17:05 |
| VIGL | Vigil Neuroscience, Inc. | 03 May 2024 | 8 | -$147K | 4 | Director | 07 May 2024, 17:00 |
| KYMR | Kymera Therapeutics, Inc. | 14 Mar 2024 | 12 | -$5.13M | 4 | Director | 15 Mar 2024, 19:23 |
| KYMR | Kymera Therapeutics, Inc. | 11 Mar 2024 | 12 | -$14.9M | 4 | Director | 13 Mar 2024, 19:52 |
| VIGL | Vigil Neuroscience, Inc. | 01 Mar 2024 | 1 | $0 | 4 | Director | 05 Mar 2024, 18:57 |
| KYMR | Kymera Therapeutics, Inc. | 15 Jun 2023 | 1 | $0 | 4 | Director | 20 Jun 2023, 16:15 |
| VIGL | Vigil Neuroscience, Inc. | 07 Jun 2023 | 1 | $0 | 4 | Director | 09 Jun 2023, 16:06 |
| AVRO | AVROBIO, Inc. | 06 Jun 2023 | 1 | $0 | 4 | Director | 08 Jun 2023, 16:27 |
| VIGL | Vigil Neuroscience, Inc. | 01 Mar 2023 | 1 | $74K | 4 | Director | 03 Mar 2023, 16:12 |
| KYMR | Kymera Therapeutics, Inc. | 11 Jan 2023 | 4 | -$3.82M | 4 | Director | 13 Jan 2023, 15:53 |
| KYMR | Kymera Therapeutics, Inc. | 14 Dec 2022 | 12 | -$12M | 4 | Director | 16 Dec 2022, 16:05 |
| KYMR | Kymera Therapeutics, Inc. | 02 Nov 2022 | 4 | -$6.6M | 4 | Director | 04 Nov 2022, 16:31 |
| KYMR | Kymera Therapeutics, Inc. | 28 Oct 2022 | 8 | -$8.74M | 4 | Director | 01 Nov 2022, 19:36 |
| MGTA | Magenta Therapeutics, Inc. | 28 Jun 2022 | 1 | $0 | 4 | Director | 30 Jun 2022, 19:28 |
| KYMR | Kymera Therapeutics, Inc. | 15 Jun 2022 | 1 | $0 | 4 | Director | 16 Jun 2022, 16:05 |
| VIGL | Vigil Neuroscience, Inc. | 09 Jun 2022 | 1 | $0 | 4 | Director | 13 Jun 2022, 16:05 |
| AVRO | AVROBIO, Inc. | 08 Jun 2022 | 2 | $0 | 4 | Director | 10 Jun 2022, 16:36 |
| VIGL | Vigil Neuroscience, Inc. | 01 Mar 2022 | 1 | $73K | 4 | Director | 03 Mar 2022, 15:05 |
| VIGL | Vigil Neuroscience, Inc. | 11 Jan 2022 | 5 | $7.49M | 4 | Director | 11 Jan 2022, 20:11 |
| VIGL | Vigil Neuroscience, Inc. | 06 Jan 2022 | 0 | $0 | 3 | Director | 06 Jan 2022, 19:30 |
| KYMR | Kymera Therapeutics, Inc. | 11 Aug 2021 | 1 | -$14.8M | 4 | Director | 12 Aug 2021, 10:43 |
| KYMR | Kymera Therapeutics, Inc. | 16 Jun 2021 | 1 | $0 | 4 | Director | 17 Jun 2021, 16:47 |
| AVRO | AVROBIO, Inc. | 10 Jun 2021 | 1 | $0 | 4 | Director | 14 Jun 2021, 17:32 |
| MGTA | Magenta Therapeutics, Inc. | 01 Jun 2021 | 1 | $0 | 4 | Director | 03 Jun 2021, 18:35 |