# Vigil Neuroscience Inc. (VIGL)

Source: https://www.quantisnow.com/company/VIGL
Generated: 2026-11-14T14:31:14.924Z

- Ticker: VIGL
- Exchange: NASDAQ
- Sector: Health Care
- Industry: Biotechnology: Biological Products (No Diagnostic Substances)
- IPO year: 2022
- Website: https://www.vigilneuro.com

## About

Vigil Neuroscience, Inc., a microglia-focused company, engages in the development of disease-modifying therapeutics for patients, caregivers, and families affected by rare and common neurodegenerative diseases. Its lead product candidate is VGL101, a fully human monoclonal antibody (mAb) that is designed to activate triggering receptor expressed on myeloid cells 2 (TREM2) which is in Phase I for the treatment of adult-onset leukoencephalopathy with axonal spheroids and pigmented glia, as well as for the treatment of cerebral adrenoleukodystrophy and alzheimer's disease. The company also develops a small molecule TREM2 agonist suitable for oral delivery to treat common neurodegenerative diseases associated with microglial dysfunction. Vigil Neuroscience, Inc. was incorporated in 2020 and is headquartered in Cambridge, Massachusetts.

## Latest VIGL news and filings

- 2025-08-15 11:38 UTC [SEC Form 15-12G filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-15-12g-filed-by-vigil-neuroscience-inc-6167745)
- 2025-08-14 20:07 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-vigil-neuroscience-inc-6166000)
- 2025-08-14 17:45 UTC [Amendment: SEC Form SCHEDULE 13G/A filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13ga-filed-by-vigil-neuroscience-inc-6165511)
- 2025-08-08 04:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-vigil-neuroscience-inc-6155227)
- 2025-08-08 04:15 UTC [SEC Form EFFECT] [SEC Form EFFECT filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-effect-filed-by-vigil-neuroscience-inc-6155226)
- 2025-08-07 21:11 UTC [Amendment: SEC Form SCHEDULE 13D/A filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/amendment-sec-form-schedule-13da-filed-by-vigil-neuroscience-inc-6154798)
- 2025-08-07 21:00 UTC [SEC Form 4] [Large owner Atlas Venture Fund Xii, L.P. returned 5,836,874 shares to the company (SEC Form 4)](https://www.quantisnow.com/insight/large-owner-atlas-venture-fund-xii-lp-returned-5836874-shares-6154691)
- 2025-08-05 21:10 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-vigil-neuroscience-inc-6148221)
- 2025-08-05 21:08 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-vigil-neuroscience-inc-6148213)
- 2025-08-05 21:07 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-vigil-neuroscience-inc-6148206)
- 2025-08-05 21:06 UTC [SEC Form S-8 POS] [SEC Form S-8 POS filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-s-8-pos-filed-by-vigil-neuroscience-inc-6148194)
- 2025-08-05 21:04 UTC [SEC Form POS AM filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-vigil-neuroscience-inc-6148178)
- 2025-08-05 21:03 UTC [SEC Form POS AM filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-pos-am-filed-by-vigil-neuroscience-inc-6148169)
- 2025-08-05 14:01 UTC [SEC Form 4] [Director Thistle Mary returned 5,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/director-thistle-mary-returned-5000-shares-to-the-company-closing-6146728)
- 2025-08-05 14:00 UTC [SEC Form 4] [SEC Form 4 filed by Chief Medical Officer Kaufmann Petra](https://www.quantisnow.com/insight/sec-form-4-filed-by-chief-medical-officer-kaufmann-petra-6146726)
- 2025-08-05 13:57 UTC [SEC Form 4] [Director Budd Haeberlein Samantha L. returned 17,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/director-budd-haeberlein-samantha-l-returned-17000-shares-to-the-6146721)
- 2025-08-05 13:54 UTC [SEC Form 4] [Chief Financial Officer Ziolkowski Jennifer Lynn returned 4,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/chief-financial-officer-ziolkowski-jennifer-lynn-returned-4000-shares-to-6146717)
- 2025-08-05 13:48 UTC [SEC Form 4] [Director Booth Bruce returned 5,841,874 shares to the company (SEC Form 4)](https://www.quantisnow.com/insight/director-booth-bruce-returned-5841874-shares-to-the-company-sec-6146715)
- 2025-08-05 13:48 UTC [SEC Form 4] [Director Vitorovic Stefan returned 5,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/director-vitorovic-stefan-returned-5000-shares-to-the-company-closing-6146713)
- 2025-08-05 13:43 UTC [SEC Form 4] [President and CEO Magovcevic-Liebisch Ivana returned 222,687 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/president-and-ceo-magovcevic-liebisch-ivana-returned-222687-shares-to-the-6146711)
- 2025-08-05 13:39 UTC [SEC Form 4] [SEC Form 4 filed by Chief Science Officer Gray David L. F.](https://www.quantisnow.com/insight/sec-form-4-filed-by-chief-science-officer-gray-david-6146708)
- 2025-08-05 13:39 UTC [SEC Form 4] [Director Bruhn Suzanne Louise returned 5,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/director-bruhn-suzanne-louise-returned-5000-shares-to-the-company-6146707)
- 2025-08-05 13:30 UTC [SEC Form 4] [Director Blanchard Cheryl R returned 5,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/director-blanchard-cheryl-r-returned-5000-shares-to-the-company-6146702)
- 2025-08-05 13:25 UTC [SEC Form 4] [Director Koenig Gerhard returned 5,000 shares to the company, closing all direct ownership in the company (SEC Form 4)](https://www.quantisnow.com/insight/director-koenig-gerhard-returned-5000-shares-to-the-company-closing-6146692)
- 2025-08-05 13:12 UTC [SEC Form 25-NSE filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-25-nse-filed-by-vigil-neuroscience-inc-6146663)
- 2025-08-05 13:07 UTC [SEC Form 8-K] [Vigil Neuroscience Inc. filed SEC Form 8-K: Completion of Acquisition or Disposition of Assets, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Material Modification to Rights of Security Holders, Changes in Control of Registrant, Leadership Update, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year](https://www.quantisnow.com/insight/vigil-neuroscience-inc-filed-sec-form-8-k-completion-of-acquisition-6146653)
- 2025-08-05 10:45 UTC [SEC Form 10-Q] [SEC Form 10-Q filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-10-q-filed-by-vigil-neuroscience-inc-6146028)
- 2025-07-28 11:15 UTC [SEC Form 8-K] [SEC Form 8-K filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-vigil-neuroscience-inc-6133646)
- 2025-07-17 11:10 UTC [SEC Form DEFA14A] [SEC Form DEFA14A filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-defa14a-filed-by-vigil-neuroscience-inc-6122962)
- 2025-07-17 11:05 UTC [SEC Form 8-K] [SEC Form 8-K filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-8-k-filed-by-vigil-neuroscience-inc-6122961)
- 2025-06-30 10:08 UTC [SEC Form DEFM14A] [SEC Form DEFM14A filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-defm14a-filed-by-vigil-neuroscience-inc-6102673)
- 2025-06-16 20:09 UTC [SEC Form PREM14A filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-prem14a-filed-by-vigil-neuroscience-inc-6087919)
- 2025-06-04 21:24 UTC [SEC Form SCHEDULE 13G filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-schedule-13g-filed-by-vigil-neuroscience-inc-6072949)
- 2025-06-04 11:00 UTC [Vigil Neuroscience Provides Update on Iluzanebart Phase 2 IGNITE Trial in ALSP](https://www.quantisnow.com/insight/vigil-neuroscience-provides-update-on-iluzanebart-phase-2-ignite-trial-6071434)
- 2025-05-30 21:04 UTC [SEC Form SCHEDULE 13G filed by Vigil Neuroscience Inc.](https://www.quantisnow.com/insight/sec-form-schedule-13g-filed-by-vigil-neuroscience-inc-6065707)
- 2025-05-28 12:11 UTC [Analyst Downgrade] [Vigil Neuroscience downgraded by Stifel with a new price target](https://www.quantisnow.com/insight/vigil-neuroscience-downgraded-by-stifel-with-a-new-price-target-6060528)
- 2025-05-24 00:46 UTC [SEC Form 4] [Director Booth Bruce was granted 5,000 shares (SEC Form 4)](https://www.quantisnow.com/insight/director-booth-bruce-was-granted-5000-shares-sec-form-4-6057724)
- 2025-05-24 00:45 UTC [SEC Form 4] [Director Vitorovic Stefan was granted 5,000 shares (SEC Form 4)](https://www.quantisnow.com/insight/director-vitorovic-stefan-was-granted-5000-shares-sec-form-4-6057723)
- 2025-05-24 00:44 UTC [SEC Form 4] [Director Bruhn Suzanne Louise was granted 5,000 shares (SEC Form 4)](https://www.quantisnow.com/insight/director-bruhn-suzanne-louise-was-granted-5000-shares-sec-form-6057722)
- 2025-05-24 00:43 UTC [SEC Form 4] [Director Koenig Gerhard was granted 5,000 shares (SEC Form 4)](https://www.quantisnow.com/insight/director-koenig-gerhard-was-granted-5000-shares-sec-form-4-6057721)

## More

- Live page with ratings, short volume, options and peers: https://www.quantisnow.com/company/VIGL
- Earnings history: https://www.quantisnow.com/earnings/VIGL
- Dividend history: https://www.quantisnow.com/dividends/VIGL
- Insider transactions: https://www.quantisnow.com/insiders/VIGL
- Options chain: https://www.quantisnow.com/options/VIGL
- SEC 8-K filings only: https://www.quantisnow.com/company/VIGL/8-k
- RSS and alerts for VIGL: https://www.quantisnow.com/docs/rss-feeds.md