$TNGX

Crystal Adam sold $661K of TNGX

Crystal Adam (President, R&D) sold 27,000 shares of Tango Therapeutics, Inc. (TNGX) at an average of $24.47 ($24.45–$25.32, $0.66M total) across 2 trades on 2026-10-01 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Crystal Adam
Published Oct 5, 2026, 9:36 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Oct 5, 2026, 9:38 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$TNGX
Bearish
medium confidence
Mentioned
$TNGX
Relevance
4/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$TNGXBearishLow
01

Why it matters

The disclosed sale reduces insider ownership and could be interpreted as a lack of confidence, potentially prompting short‑term price pressure.

02

Market read

First‑report insider sale for a micro‑cap biotech; modest materiality but may affect short‑term price action.

03

What to watch

The insider retains a sizable stake (115,743 shares) indicating continued confidence.

Relevance 4/10Novelty 3/10Timing: post‑filing today

Background

SEC Form 4 filing discloses an insider transaction for Tango Therapeutics.

Company-level read

Ticker impact

$TNGXBearishMedium confidence
Context

President of R&D sold 27,000 shares (~$661K) via a 10b5‑1 plan, reducing insider ownership.

Expected impact

likely downward pressure as the market prices in the insider sell.

Evidence & confidence

A $660K sale by a senior executive is material for a micro‑cap biotech, but the amount is modest and pre‑arranged.

Market effects

Biotech sector may see slight sell pressure from insider activity.

US biotech market sees minor impact.

Limited to investors tracking Tango Therapeutics.

Counterpoint

The sale was pre‑arranged under a 10b5‑1 plan, so it may not reflect negative sentiment.

Key entities

  • Crystal Adam

    President, R&D at Tango Therapeutics, reporting the insider sale.

  • Tango Therapeutics, Inc.

    Biotech company listed on Nasdaq under ticker TNGX.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

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