Booth Bruce sold $44.2M of KYMR (indirect holdings)

Booth Bruce sold 466,457 indirectly-held shares of Kymera Therapeutics, Inc. (KYMR) at an average of $94.84 ($90.38–$102.48, $44.24M total) across 28 trades over 2026-06-17 to 2026-06-22 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Booth Bruce
Published Jun 23, 2026, 1:01 AM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 23, 2026, 1:02 AM 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
$KYMR
Neutral
medium confidence
Mentioned
$KYMR
Relevance
6/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$KYMRNeutralLow
01

Why it matters

Traders may reassess near-term sentiment around KYMR, but the disclosure does not include new operational, clinical, or financial guidance—so fundamental repricing is less likely absent other catalysts.

02

Market read

Material insider selling is newly disclosed, but the 10b5-1 structure suggests limited informational content beyond scheduled liquidity.

03

What to watch

Because the trades span multiple prices ($90.38–$102.48), the sale may reflect execution mechanics rather than a single directional view.

Relevance 6/10Novelty 6/10Timing: SEC Form 4 filed 2026-06-22 for sales executed 2026-06-17 to 2026-06-22

Background

The filing is an SEC Form 4 insider transaction by director Booth Bruce, reported as an indirect holding sale under a pre-arranged Rule 10b5-1 plan.

Company-level read

Ticker impact

$KYMRNeutralMedium confidence
Context

Kymera Therapeutics director Booth Bruce sold $44.24M of KYMR via a 10b5-1 plan across 28 trades at $90.38–$102.48.

Expected impact

Likely limited/short-lived impact; any reaction should fade unless accompanied by other company-specific catalysts.

Evidence & confidence

Form 4 is a primary disclosure and the sale size is material, but the presence of a 10b5-1 plan reduces inference about new negative information.

Market effects

No direct sector read-across; this is company-specific insider liquidity disclosure.

None indicated.

None indicated.

Counterpoint

A 10b5-1 sale can be purely scheduled liquidity; the post-transaction holdings remain substantial (617,663 shares), so the signal may be overstated.

Key entities

  • Kymera Therapeutics, Inc.

    Subject of the Form 4 insider sale; director Booth Bruce sold shares under a 10b5-1 plan.

  • Booth Bruce

    Director who executed open-market sales totaling $44.24M (indirect holdings) during 2026-06-17 to 2026-06-22.

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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