$24.91+1.12% vs prior closeFinazon · prior-day close, indicative (IEX-derived, not the official close) · Sep 25, 2026
Price · Chart
24 sessions
$26$2024 Aug25 Sep
The line runs $25 on 24 August through $24.91 on 25 September, on a scale from $20 to $26. Days the market did not trade hold the previous close, flat.
TNGX has no Form 4 filing in the last 90 days, so there is no summary for that window. The most recent filings we hold are below, the newest dated 3 November 2025.
DateInsiderTypeSharesValue
23 Oct 2025Third Rock Ventures IV, L.P.Sell477,401$4.85M
25 Sep 2025Third Rock Ventures IV, L.P.Sell500,000$4.01M
16 Sep 2025Third Rock Ventures IV, L.P.Sell363,541$2.56M
Compensation mechanics
Share grants, option exercises, tax withholding and transfers. They reach the same Form 4 as a trade, but they are not the insider buying or selling on the open market, so no purchase or sale value applies to them.
10 of the 45 institutional funds we track reported a TNGX position for the quarter ended 30 Jun 2026 — a combined $161.3M; the latest of those filings landed 02 Sep 2026.