Timothy Springer is listed as a director on 16 SEC Form D filings by 7 issuers between Jan 2016 and Feb 2025. Largest by amount reported sold: Tectonic Therapeutic, Inc. (Watertown, MA — biotechnology — 2025; $185M reported sold to 29 investors), Seismic Therapeutic, Inc. (Watertown, MA — industry reported as "Other" — 2023–2024; $146.3M reported sold to 38 investors), Cartesian Therapeutics, Inc. (Gaithersburg, MD — biotechnology — 2016–2024; $130M reported sold to 26 investors), Morphic Holding, Inc. (Waltham, MA — biotechnology — 2016–2023; $100M reported sold to 13 investors), Tectonic Therapeutic, Inc. (Watertown, MA — biotechnology — 2021; $80.1M reported sold to 23 investors) and 2 more (all listed below).
What this means A repeat sponsor — 7 separate companies raised money with this person listed as director, over about 9 years. Across those companies the filings report $724.7M sold in total.
Listed alongside Amir Nashat (8 shared filings), Timothy Barabe (7 shared filings), Aymeric Sallin (6 shared filings), Patrick Zenner (6 shared filings), Carsten Brunn (5 shared filings) and 73 others.
What this means These are the other officers, directors or promoters the companies named on the same forms — the team around Timothy. Each name links to their own page.
The issuers belong to 2 sponsor groups: Tectonic Therapeutic (2 issuers, $265.1M reported sold, 2016–2025) and Scholar Rock (2 issuers, $83.3M reported sold, 2016–2018).
What this means This person is listed across more than one sponsor team; each group page shows that team's full track record.
Public records searched: federal courts (CourtListener / RECAP), SEC enforcement releases, state securities regulators (AK, AL, AR, AZ, CA, CT, DE, FINRA, GA, HI, ID, IL, KS, KY, LA, MA, MD, ME, MI, MO, MS, MT, NASAA, NC, ND, NH, NM, NV, OK, OR, PA, RI, SC, SD, TN, TX, VT, WA, WI, WV, WY) — 9 bankruptcy cases matching the name listed in Key records below.
What this means 9 records came back. Each one is listed below with a link to the original document and a line saying why it matched. A name match is not proof it is the same person or company — read the why line and the document. Being sued or named in a release is an accusation, not a finding.
We compared 16 public filings for Timothy Springer and found 10 differences: Bankruptcy case: David Siewers; 4 Form Ds were filed more than 15 days after the first sale; and more below.
What this means These are differences between the sponsor's own SEC filings — both values, dates and sources are listed in Key records, section 4. Most have ordinary explanations; ask the sponsor.