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Alzheon, Inc.

Develops investigational medicines for people with Alzheimer’s and other neurodegenerative disorders.

Updated Nov 9, 2026·Latest SEC filing Sep 10, 2026·Suggest an edit

About Alzheon

Alzheon is a private company based in Framingham, Massachusetts. It has reported $251,258,071 raised in ten offerings on Form D since July 2013. Its chief executive is Martin Tolar, M.D., Ph.D..

Funding Rounds (SEC Form D)

First saleFiled with SECAmount soldInvestorsAvg. checkTermsFiling
Aug 26, 2026Sep 10, 2026$78,797,184of $499.9M target3$26.2MEquityRule 506(b)Form D ↗
Feb 27, 2024Mar 12, 2024amended Feb 10, 2025$126,259,938of $150.0M target76$1.6MEquityRule 506(c)Form D/A ↗2 earlier filings
Dec 27, 2022Jan 11, 2023$1,703,768of $50.0M target6$283KEquityRule 506(b)Form D ↗
Sep 16, 2020Sep 30, 2020$2,432,016of $50.0M target5$486KEquityRule 506(b)Form D ↗
Apr 25, 2019Jan 15, 2020$6,163,716fully sold13$474KEquity, Conversion of Convertible Promissory NotesRule 506(b)Form D ↗
May 25, 2017Jun 9, 2017amended Sep 5, 2018$19,801,820fully sold81$244KEquityRule 506(b)Form D/A ↗1 earlier filing
Feb 4, 2016Feb 26, 2016$1,300,000of $5.0M target3$433KDebt, OptionsRule 506(b)Form D ↗
Jul 13, 2015Jul 27, 2015$6,905,000fully sold26$265KDebt, OptionsRule 506(b)Form D ↗
Dec 30, 2014Jan 9, 2015amended Feb 25, 2015$7,344,629target not set60$122KEquityRule 506(b)Form D/A ↗1 earlier filing
Jul 23, 2013Jul 31, 2013amended Dec 16, 2013$550,000fully sold8$68,750Debt, Options, Securities on exerciseRule 506(b)Form D/A ↗1 earlier filing
Total, ten offerings$251,258,071

First sale is the date the first investor in the offering committed to invest. Companies must file Form D within 15 days of that date, so filing dates run later.

Leadership Team

Executive officers and directors listed on Alzheon's Form D filed Sep 10, 2026.

Neil Flanzraich
Neil Flanzraich
Executive Chairman of the Board of Directors
JD
John Hey, Ph.D.
Chief Scientific Officer
SD
Susan Abushakra, M.D.
Chief Medical Officer
MS
AM
Aidan Power, MRCPsych
Chief Development Officer
Kenneth Mace
Kenneth Mace
Chief Financial Officer
MD
Martin Tolar, M.D., Ph.D.
Founder, President & CEO, director
Adem Albayrak
Adem Albayrak
Chief Data & AI Officer

Earlier filings also listed Glenn Pauly (chief commercial officer, last listed Feb 2025), Noel Dunn (director, last listed Sep 2020), David Nikodem, Ph.D. (director, last listed Jan 2020), Scott Minick (director, last listed Sep 2018), Martin Tolar (chief executive officer and director, last listed Sep 2018), Jean-Pierre Garnier (director, last listed Sep 2018), Franz Hefti (director, last listed Sep 2018) and Dennis Langer (director, last listed Sep 2018).

Sources

  1. SECALZHEON, INC. Form D/A, filed Jan 2, 2025
  2. SECALZHEON, INC. Form D, filed Mar 12, 2024
  3. SECALZHEON, INC. Form D, filed Jun 9, 2017
  4. SECALZHEON, INC. Form D, filed Jan 9, 2015
  5. SECALZHEON, INC. Form D, filed Jul 31, 2013
  6. SECALZHEON, INC. filing history
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