Timothy Springer

Timothy A. Springer (born 1948) is a U.S.-based healthcare figure associated with multiple biotechnology companies and investment entities in SEC filings, and he has an estimated net worth of ~$1.1B. His SEC EDGAR record shows extensive insider-reporting activity and connections to issuers including Selecta Biosciences (RNAC), Scholar Rock Holding Corp (SRRK), and Tectonic Therapeutic (TECX). SEC EDGAR RTB

Business & SEC Activity

SEC EDGAR lists Timothy A. Springer as a reporting person with 114 total filings, including 110 insider filings. Insider filings are typically Form 4 reports, which disclose changes in an insider’s ownership (such as buys, sells, or option exercises) in a public company. Recent Form 4 filings span 2024-12-23 through 2026-01-06, indicating frequent reported ownership changes over time. SEC EDGAR

Philanthropy

ProPublica 990 data lists three foundations connected to the Springer name with combined assets of $1,890,713 and $0 total grants paid. For tax year 2023, the Yankee Springer Foundation reported $1,671,603 in assets, $116,655 in revenue, $110,855 in expenses, and $0 grants paid; Springer Foundation Inc reported $219,110 in assets, $1 in revenue, $31,540 in expenses, and $0 grants paid. Across the listed foundations, the reported grants paid are $0. ProPublica 990

Political Activity

FEC data shows 100 contributions totaling $27,643.79 from 2019-03-08 to 2025-08-30. The party breakdown is $22,174.68 to Democrats, $1,063.44 to Republicans, and $4,405.67 to recipients with unknown party classification, with top recipients including Jake Auchincloss for Congress ($5,600) and Wexton for Congress ($5,600). This pattern shows most itemized giving in the dataset going to Democratic recipients. FEC