Aon8-K: Margin pressureOct 28, 2026

Aon Operating Margin Declines 70 Basis Points to 19.7% in Q3 2026

Source: Autobound Signal API · 93 signals tracked for Aon · updated Nov 4, 2026

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What happened

Operating margin fell 70 basis points year-over-year to 19.7%, with operating income dropping 1% to $809 million. Sellers of operational efficiency and automation software may find Aon receptive to margin-improving tools.

Source

SEC EDGAROct 28, 2026

Current report (Form 8-K)

Aon 8-K

Filing excerpt

Operating income decreased $7 million, or 1%, and operating margin decreased 70 basis points to 19.7%, each compared to the prior-year period.

sec.gov/Archives/edgar/data/315293/000162828026067714/aon-20261028.htmRead the full source

Other signals in this filing (4)

Acquisition announcedAon expects announced USI acquisition to close in fourth quarter of 2026Acquisition announcedOct 28, 2026
Restructuring chargeAon Reports $93 Million in Accelerating Aon United Program Restructuring Expenses in Q3 2026Restructuring chargeOct 28, 2026
DivestitureAon completes divestitures of NFP Wealth business and Stroz FriedbergDivestitureOct 28, 2026
RestructuringAon reports $93 million in Accelerating Aon United Program restructuring expenses in Q3 2026RestructuringOct 28, 2026

Extracted by Autobound

From the Signal API record

Signal: 8-K: Margin pressure

What this signalsFilings often name leadership changes, deals and spending plans.

Form: 8-K
Fiscal year end: 10/28
Filed: Oct 28, 2026

More 8-K signals at other companies

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The full record

From the Signal API record

Numbers

Percent: -0.7% (operating margin decline compared to prior-year period)

Details

CIK: 315293
Accession number: 0001628280-26-067714
Timeframe: Current quarter
Filing year: 2026
Why it matters: Efficiency tools needed
Signal category: Financial

Extraction

Confidence: High
Relevance: 70%
Sentiment: Negative
Detected: Nov 3, 2026
signal_type: sec-8k
signal_subtype: marginPressure

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This page shows a preview. The full sec-8k record in the Signal API and MCP can also have these 8 fields. Some fields are empty for some signals.

Company

linkedin_urlValue in the API
industriesValue in the API
employee_count_lowValue in the API
employee_count_highValue in the API
revenueValue in the API
descriptionValue in the API

Signal

signal_nameValue in the API
associationValue in the API

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Show the full JSONThe record on this page and the API request

GET /v1/signals/34267c64-1b7c-4329-91d7-360527c57c84 returns this record as JSON. POST /v1/companies/enrich returns every signal for aon.com.

{
  "signal_id": "34267c64-1b7c-4329-91d7-360527c57c84",
  "signal_type": "sec-8k",
  "signal_subtype": "marginPressure",
  "detected_at": "2026-11-03T07:10:13.831+00:00",
  "company": {
    "name": "Aon",
    "domain": "aon.com"
  },
  "data": {
    "detail": "Operating margin fell 70 basis points year-over-year to 19.7%, with operating income dropping 1% to $809 million. Sellers of operational efficiency and automation software may find Aon receptive to margin-improving tools.",
    "metrics": {
      "pct": -0.007,
      "timeframe": "current_quarter",
      "pct_context": "operating margin decline compared to prior-year period",
      "dollar_context": "operating income in Q3 2026"
    },
    "summary": "Aon Operating Margin Declines 70 Basis Points to 19.7% in Q3 2026",
    "excerpts": "Operating income decreased $7 million, or 1%, and operating margin decreased 70 basis points to 19.7%, each compared to the prior-year period.",
    "relevance": 0.7,
    "sentiment": "negative",
    "confidence": "high",
    "source_url": "https://www.sec.gov/Archives/edgar/data/315293/000162828026067714/aon-20261028.htm",
    "filing_date": "2026-10-28",
    "filing_year": 2026,
    "fiscal_year_end": "10/28",
    "sales_relevance": "Efficiency tools needed",
    "signal_category": "financial"
  }
}

curl https://signals.autobound.ai/v1/signals/34267c64-1b7c-4329-91d7-360527c57c84 \
  -H "X-API-KEY: $AUTOBOUND_API_KEY"

curl -X POST https://signals.autobound.ai/v1/companies/enrich \
  -H "X-API-KEY: $AUTOBOUND_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"domain":"aon.com","limit":20}'

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