Who
Alexandria Venture Investments, LLC
10% owner
Company insider
Files Form 4 as: 10% owner, TRex Bio; 10% owner, Applied Therapeutics; 10% owner, Vigil Neuroscience; 10% owner, Xilio Therapeutics; 10% owner, Singular Genomics Systems; 10% owner, Vor Biopharma; 10% owner, ARS Pharmaceuticals; 10% owner, Metacrine.
In numbers
- Trades disclosed
- 82
- Buys
- 7
- Sells
- 0
- Bought
- $10.0M
- Sold
- $0
- Companies
- 20
- Companies where not an officer
- 20
- First trade
- 15 Nov 2017
- Last trade
- 13 Oct 2026
- Last filed
- 15 Oct 2026
Companies traded
Activity over time
1 Nov 2024 – 1 Oct 2026
Buys above the line, sells below, each month.
Every trade
| Traded | Company | What | Amount | |
|---|---|---|---|---|
| 13 Oct 2026filed 15 Oct 2026 | TRXB TRex BioBiotechnology | SEC FORM 4 Code C | —1,167,930 | filing |
| 13 Oct 2026filed 15 Oct 2026 | TRXB TRex BioBiotechnology | SEC FORM 4 Bought | $2.5M178,571 at $14.00 | filing |
| 13 Oct 2026filed 15 Oct 2026 | TRXB TRex Biooption or derivative · Biotechnology | SEC FORM 4 Code C | —1,033,541 at $0.00 | filing |
| 13 Oct 2026filed 15 Oct 2026 | TRXB TRex Biooption or derivative · Biotechnology | SEC FORM 4 Code C | —3,480,387 at $0.00 | filing |
| 12 Oct 2023filed 16 Oct 2023 | Applied Therapeuticsoption or derivative | SEC FORM 4 Code J | —615,000 | filing |
| 12 Oct 2023filed 16 Oct 2023 | Applied Therapeuticsoption or derivative | SEC FORM 4 Code J | —615,000 | filing |
| 12 Oct 2023filed 16 Oct 2023 | Applied Therapeutics | SEC FORM 4 Code J | —1,600,000 | filing |
| 12 Oct 2023filed 16 Oct 2023 | Applied Therapeutics | SEC FORM 4 Code J | —1,600,000 | filing |
| 27 Jun 2022filed 29 Jun 2022 | Applied Therapeuticsoption or derivative | SEC FORM 4 Code P | $615K615,000 at $1.00 | filing |
| 27 Jun 2022filed 29 Jun 2022 | Applied Therapeuticsoption or derivative | SEC FORM 4 Code P | $885K885,000 at $1.00 | filing |
| 27 Jun 2022filed 29 Jun 2022 | Applied Therapeuticsoption or derivative | SEC FORM 4 Code P | —2,050,000 | filing |
| 27 Jun 2022filed 29 Jun 2022 | Applied Therapeuticsoption or derivative | SEC FORM 4 Code P | —2,950,000 | filing |
| 27 Jun 2022filed 29 Jun 2022 | Applied Therapeutics | SEC FORM 4 Bought | $1.4M1,435,000 at $1.00 | filing |
| 27 Jun 2022filed 29 Jun 2022 | Applied Therapeutics | SEC FORM 4 Bought | $2.1M2,065,000 at $1.00 | filing |
| 23 Feb 2022filed 25 Feb 2022 | Applied Therapeutics | SEC FORM 4 Code J | —300,000 | filing |
| 23 Feb 2022filed 25 Feb 2022 | Applied Therapeutics | SEC FORM 4 Code J | —300,000 | filing |
| 11 Jan 2022filed 11 Jan 2022 | Vigil Neuroscienceoption or derivative | SEC FORM 4 Code C | —392,618 at $0.00 | filing |
| 11 Jan 2022filed 11 Jan 2022 | Vigil Neuroscienceoption or derivative | SEC FORM 4 Code C | —142,539 at $0.00 | filing |
| 11 Jan 2022filed 11 Jan 2022 | Vigil Neuroscience | SEC FORM 4 Code C | —192,973 | filing |
| 26 Oct 2021filed 26 Oct 2021 | XLO Xilio Therapeuticsoption or derivative · Biotechnology | SEC FORM 4 Code C | —1,581,026 | filing |
News
TRex Bio raises $116.7 million in IPO priced at $14 a shareTRXB · 247wallst.com · 9 Oct 2026
0 headlines in the last 90 days name Alexandria Venture Investments, LLC; 1 article from the last 14 days about the 1 company they traded most, at most three about any one of them.