id,date,date_precision,status,transaction_type,round,amount_usd_low,amount_usd_high,lead_or_buyer,co_leads,valuation_usd_low,valuation_usd_high,valuation_basis,valuation_to_run_rate_multiple,multiple_bound,multiple_basis,step_up_vs_prior_closed,price_per_share_usd_low,price_per_share_usd_high,shares,source,source_url,other_source_urls,notes,last_updated
series-e-2025-06-02,2025-06-02,day,Closed round,primary_equity,Series E,649000093,649000093,No lead named,"Investors: ARK Invest, DFJ Growth, Founders Fund, G42, Human Capital, Lightspeed, QIA, Sequoia Capital, Thrive Capital, Valor Equity Partners, Vy Capital, among others",9000000000,9000000000,Semafor report cited by TechCrunch: “around $9 billion pre-money”. Not stated by Neuralink; post-money not stated.,,,,,,,,"Neuralink announcement, 2 Jun 2025",https://neuralink.com/updates/neuralink-raises-650m-series-e/,https://www.sec.gov/Archives/edgar/data/1708503/000170850325000003/xslFormDX01/primary_doc.xml https://techcrunch.com/2025/06/02/elon-musks-neuralink-closes-a-650m-series-e/,Latest closed round. Neuralink names no lead investor.,2026-11-13
series-d-ext-2023-11-22,2023-11-22,day,Closed round,primary_equity,"Series D, additional closing",42966695,42966695,,,,,No valuation in the filing,,,,,,,,"SEC Form D/A, filed 22 Nov 2023",https://www.sec.gov/Archives/edgar/data/1708503/000170850323000002/xslFormDX01/primary_doc.xml,,"Amended Form D: 32 investors, total sold $323,241,676, same first-sale date (4 Aug 2023) as the original filing.",2026-11-13
series-d-2023-08-07,2023-08-07,day,Closed round,primary_equity,Series D,280274981,280274981,Founders Fund,,,,Neuralink did not state a valuation,,,,,,,,"Neuralink announcement, 7 Aug 2023",https://neuralink.com/updates/neuralink-raises-280m-series-d/,https://www.sec.gov/Archives/edgar/data/1708503/000170850323000001/xslFormDX01/primary_doc.xml,Neuralink: “our $280M Series D round led by Founders Fund”.,2026-11-13
series-c-2021-07-29,2021-07-29,day,Closed round,primary_equity,Series C,205899985,205899985,Vy Capital,"Also: Google Ventures, DFJ Growth, Valor Equity Partners, Craft Ventures, Founders Fund, Gigafund",,,Neuralink did not state a valuation,,,,,,,,"Neuralink announcement, 29 Jul 2021",https://neuralink.com/updates/series-c-funding-round-announcement/,https://www.sec.gov/Archives/edgar/data/1708503/000170850321000002/xslFormDX01/primary_doc.xml,Investor names as listed by Neuralink.,2026-11-13
equity-2019-05-10,2019-05-10,day,Closed round,primary_equity,Equity financing (Form D),39312497,39312497,,,,,No valuation in the filing,,,,,,,,"SEC Form D, filed 10 May 2019",https://www.sec.gov/Archives/edgar/data/1708503/000170850319000001/xslFormDX01/primary_doc.xml,,Round name not given in the filing. Date is the filing date; first sale 26 Apr 2019.,2026-11-13
equity-2017-08-25,2017-08-25,day,Closed round,primary_equity,Equity financing (Form D),26958000,26958000,,,,,No valuation in the filing,,,,,,,,"SEC Form D, filed 25 Aug 2017",https://www.sec.gov/Archives/edgar/data/1708503/000170850317000001/xslFormDX01/primary_doc.xml,,Earliest filing. Round name not given. Date is the filing date; first sale 15 Aug 2017.,2026-11-13