Megna Michael R sold $369K of KNSA

Megna Michael R (CHIEF ACCOUNTING OFFICER) sold 4,600 shares of Kiniksa Pharmaceuticals International, plc (KNSA) at $80.30 ($0.37M total) on 2026-09-03 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Megna Michael R
Published Sep 3, 2026, 4:00 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Sep 4, 2026, 7:12 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
$KNSA
Neutral
high confidence
Mentioned
$KNSA
Relevance
3/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$KNSANeutralLow
01

Why it matters

The transaction is a standard 10b5‑1 sale with limited market impact.

02

Market read

Minor insider sell; unlikely to move the stock significantly.

03

What to watch

Potential upcoming dilution or strategic changes not disclosed.

Relevance 3/10Novelty 4/10Timing: today

Background

SEC Form 4 filing by Kiniksa Pharmaceuticals' chief accounting officer showing a routine insider sale under $1M.

Company-level read

Ticker impact

$KNSANeutralHigh confidence
Context

Form 4 disclosed a 4,600‑share sale by CAO Michael R. Megna for $369,380, reducing his holdings to 29,062 shares.

Expected impact

minimal, potential slight dip

Evidence & confidence

Sale size is small relative to market cap and executed via a pre‑arranged 10b5‑1 plan, indicating no new negative information.

Market effects

None; biotech sector unchanged.

None; US market impact negligible.

None

Counterpoint

If insider confidence is low, the sell could signal upcoming weakness.

Key entities

  • Kiniksa Pharmaceuticals International, plc

    Biopharma company listed on Nasdaq under ticker KNSA.

  • Michael R. Megna

    Chief Accounting Officer of KNSA.

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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Kiniksa Pharmaceuticals, Ltd. Q3 2026 Earnings Call Summary

Kiniksa Pharmaceuticals reported Q3 2026 revenue growth of 58% YoY, driven by increased market penetration and physician adoption of IL-1 inhibition. The company raised full-year revenue guidance to $1.045B-$1.050B. It plans to initiate a Phase I trial for KPL-1161 by year-end and expects KPL-387 Phase III data in H2 2027. Kiniksa ended the quarter with $568.8M in cash.

$KNSAHigh

Kiniksa (KNSA) Q3 2026 Earnings Call Transcript

Kiniksa reported Q3 2026 revenue of $286M for ARCALYST, up 58% YoY. The company expects KPL-387 trial data in 2H 2027 and aims for a 2028-2029 launch. ARCALYST penetration in recurrent pericarditis patients reached 23%. Kiniksa forecasts $1B+ in 2026 ARCALYST revenue and is investing in AI-driven patient identification and marketing campaigns. Operating income was $54.2M, net income $47.3M, with $568.8M in cash at quarter-end.