Skip to main content
CSX10-K: Market share loss

Primary competitor Norfolk Southern to merge with Union Pacific, creating a transcontinental rival.

What happened

The merger of CSX's primary competitor, Norfolk Southern, with Union Pacific will create the nation's only transcontinental rail network.

Source

SEC EDGARFeb 12, 2026

Annual report (Form 10-K)

CSX 10-K for FY2025

Filing excerpt

CSXT’s primary rail competitor is Norfolk Southern Railway, which operates throughout much of the Company’s territory.

sec.gov/Archives/edgar/data/277948/000027794826000006/csx-20251231.htmRead the full source

Other signals in this filing (10)

Extracted by Autobound

From the Signal API record
Signal
10-K: Market share loss

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

Period
FY2025
Fiscal year end
12/31
Filed
Feb 12, 2026

More 10-K signals at other companies

The full record

From the Signal API record

Details

CIK
277948
Accession number
0000277948-26-000006
Timeframe
Current year
Filing year
2026
Why it matters
Urgency to improve

Topics and mentions

Competitors

  • Norfolk Southern Railway
  • Union Pacific Railroad

Regions named

  • North America

Extraction

Confidence
High
Relevance
90%
Sentiment
Negative
Detected
Feb 17, 2026
signal_type
sec-10k
signal_subtype
marketShareLoss

Use this data

Get every 10-K signal for CSX and the companies you sell to, in the tools you already use.

  1. Ask Claude about it

    Connect Autobound to Claude, Claude Code or Cursor with MCP. Then ask: “What changed at CSX this week?”

  2. Send it to your own tools

    The Signal API returns 10-K signals for any list of companies as JSON, for your CRM, warehouse or app.

  3. Try it free

    Sign up and spend your free credits on the companies you sell to.

    Start Free1,000 free credits

The API returns more than this page shows

This page shows a preview. The full sec-10k 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
Show the full JSONThe record on this page and the API request

GET /v1/signals/76dcadbc-1441-4848-a467-65666d43d9fb returns this record as JSON. POST /v1/companies/enrich returns every signal for csx.com.

{
  "signal_id": "76dcadbc-1441-4848-a467-65666d43d9fb",
  "signal_type": "sec-10k",
  "signal_subtype": "marketShareLoss",
  "detected_at": "2026-02-17T06:30:38.402+00:00",
  "company": {
    "name": "CSX",
    "domain": "csx.com"
  },
  "data": {
    "detail": "The merger of CSX's primary competitor, Norfolk Southern, with Union Pacific will create the nation's only transcontinental rail network. This poses a significant competitive threat that could lead to market share loss and pricing pressure, creating an urgent need for solutions that enhance operational efficiency and service differentiation.",
    "metrics": {
      "timeframe": "current_year"
    },
    "summary": "Primary competitor Norfolk Southern to merge with Union Pacific, creating a transcontinental rival.",
    "excerpts": "CSXT’s primary rail competitor is Norfolk Southern Railway, which operates throughout much of the Company’s territory.",
    "relevance": 0.9,
    "sentiment": "negative",
    "confidence": "high",
    "source_url": "https://www.sec.gov/Archives/edgar/data/277948/000027794826000006/csx-20251231.htm",
    "filing_date": "2026-02-12",
    "filing_year": 2026,
    "fiscal_year_end": "12/31",
    "sales_relevance": "Urgency to improve",
    "signal_category": "market",
    "regions_mentioned": [
      "North America"
    ],
    "competitors_mentioned": [
      "Norfolk Southern Railway",
      "Union Pacific Railroad"
    ]
  }
}

Long text fields are shortened on this page.

Looking up one signal by its id is free. Enrich costs 2 credits per signal returned; a call with no results is free.