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Lumentum8-K: Governance change

Lumentum appoints Eric Chang as new Chief Accounting Officer, effective February 2026.

Source

SEC EDGARJan 5, 2026

Current report (Form 8-K)

Lumentum 8-K

Filing excerpt

On December 29, 2025, Matthew Sepe, Chief Accounting Officer and Senior Vice President, Finance of Lumentum Holdings Inc. (the “Company”), informed the Company of his planned retirement from the Company.

sec.gov/Archives/edgar/data/1633978/000119312526002602/d848121d8k.htmRead the full source

Other signals in this filing (2)

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
Filed
Jan 5, 2026

The full record

From the Signal API record

Details

CIK
1633978
Accession number
0001193125-26-002602
Timeframe
Next quarter
Filing year
2026
Why it matters
Governance tools needed
Signal category
Esg

Topics and mentions

Vendors

  • Ernst & Young LLP
  • PricewaterhouseCoopers LLP

Extraction

Confidence
High
Relevance
90%
Sentiment
Neutral
Detected
Feb 3, 2026
signal_type
sec-8k
signal_subtype
governanceChange

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

GET /v1/signals/8facd92f-2e3d-4656-9684-a6e6b91cd75b returns this record as JSON. POST /v1/companies/enrich returns every signal for lumentum.com.

{
  "signal_id": "8facd92f-2e3d-4656-9684-a6e6b91cd75b",
  "signal_type": "sec-8k",
  "signal_subtype": "governanceChange",
  "detected_at": "2026-02-03T13:16:26.562+00:00",
  "company": {
    "name": "Lumentum",
    "domain": "lumentum.com"
  },
  "data": {
    "detail": "The appointment of a new Chief Accounting Officer, Eric Chang, replacing the retiring Matthew Sepe, creates a key opportunity for engagement. New finance executives often re-evaluate financial systems, compliance processes, and vendor relationships within their first 90-180 days.",
    "metrics": {
      "timeframe": "next_quarter"
    },
    "summary": "Lumentum appoints Eric Chang as new Chief Accounting Officer, effective February 2026.",
    "excerpts": "On December 29, 2025, Matthew Sepe, Chief Accounting Officer and Senior Vice President, Finance of Lumentum Holdings Inc. (the “Company”), informed the Company of his planned retirement from the Company.",
    "relevance": 0.9,
    "sentiment": "neutral",
    "confidence": "high",
    "source_url": "https://www.sec.gov/Archives/edgar/data/1633978/000119312526002602/d848121d8k.htm",
    "filing_date": "2026-01-05",
    "filing_year": 2026,
    "sales_relevance": "Governance tools needed",
    "signal_category": "esg",
    "vendors_mentioned": [
      "Ernst & Young LLP",
      "PricewaterhouseCoopers LLP"
    ]
  }
}

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