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CoStar8-K: Governance change

CoStar Group appoints Robin Rossmann as new CFO, effective July 31, 2026, replacing Christian Lown.

What happened

Rossmann's background in risk management and due diligence at Deloitte suggests a potential focus on optimizing financial controls and evaluating existing contracts upon his relocation to the US.

Source

SEC EDGARJul 13, 2026

Current report (Form 8-K)

CoStar 8-K

Filing excerpt

On July 13, 2026, the Board of Directors (the “Board”) of CoStar Group, Inc. (the “Company” or “CoStar Group”) appointed Robin Rossmann to serve as the Company’s Chief Financial Officer, effective July 31, 2026 (“Effective Date”).

sec.gov/Archives/edgar/data/1057352/000105735226000054/csgp-20260707.htmRead the full source

Other signals in this filing (3)

Extracted by Autobound

From the Signal API record
Signal
8-K: Governance change

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

Form
8-K
Fiscal year end
07/07
Filed
Jul 13, 2026

The full record

From the Signal API record

Numbers

Dollar figure
$2.5M (One-time equity grant for new CFO Robin Rossmann. He also receives a $590k salary, $500k relocation subsidy, and 100% target bonus.)
PercentTarget annual incentive bonus as a percentage of base salary for new CFO.
1%

Details

CIK
1057352
Accession number
0001057352-26-000054
Timeframe
Immediate
Filing year
2026
Why it matters
Governance tools needed
Signal category
Esg

Topics and mentions

Vendors

  • Deloitte

Regions named

  • Europe
  • France
  • EMEA
  • Asia Pacific
  • Latin America
  • United States
  • United Kingdom

Extraction

Confidence
High
Relevance
95%
Sentiment
Neutral
Detected
Jul 14, 2026
signal_type
sec-8k
signal_subtype
governanceChange

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The API returns more than this page shows

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

GET /v1/signals/02fad68b-4dd0-4110-aa36-f632c00cd9ba returns this record as JSON. POST /v1/companies/enrich returns every signal for costargroup.com.

{
  "signal_id": "02fad68b-4dd0-4110-aa36-f632c00cd9ba",
  "signal_type": "sec-8k",
  "signal_subtype": "governanceChange",
  "detected_at": "2026-07-14T07:07:58.88+00:00",
  "company": {
    "name": "CoStar",
    "domain": "costargroup.com"
  },
  "data": {
    "detail": "The appointment of a new CFO, an internal promotion from Managing Director, Europe, often triggers a 90-day review of financial systems, vendors, and strategic priorities. Rossmann's background in risk management and due diligence at Deloitte suggests a potential focus on optimizing financial controls and evaluating existing contracts upon his relocation to the US.",
    "metrics": {
      "pct": 1,
      "timeframe": "immediate",
      "pct_context": "Target annual incentive bonus as a percentage of base salary for new CFO.",
      "dollar_context": "One-time equity grant for new CFO Robin Rossmann. He also receives a $590k salary, $500k relocation subsidy, and 100% target bonus.",
      "dollar_millions": 2.5
    },
    "summary": "CoStar Group appoints Robin Rossmann as new CFO, effective July 31, 2026, replacing Christian Lown.",
    "excerpts": "On July 13, 2026, the Board of Directors (the “Board”) of CoStar Group, Inc. (the “Company” or “CoStar Group”) appointed Robin Rossmann to serve as the Company’s Chief Financial Officer, effective July 31, 2026 (“Effective Date”).",
    "relevance": 0.95,
    "sentiment": "neutral",
    "confidence": "high",
    "source_url": "https://www.sec.gov/Archives/edgar/data/1057352/000105735226000054/csgp-20260707.htm",
    "filing_date": "2026-07-13",
    "filing_year": 2026,
    "fiscal_year_end": "07/07",
    "sales_relevance": "Governance tools needed",
    "signal_category": "esg",
    "regions_mentioned": [
      "Europe",
      "France",
      "EMEA",
      "Asia Pacific",
      "Latin America",
      "United States",
      "United Kingdom"
    ],
    "vendors_mentioned": [
      "Deloitte"
    ]
  }
}

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