The planned retirement of the head of U.S. Operations creates a significant leadership transition.
Filing excerpt
On March 24, 2026, Mark Ciarfella, Executive Vice President, U.S. Operations of SBA Communications Corporation (the “Company”) provided notice of his intent to retire from his current title and roles at the Company and all its subsidiaries effective December 31, 2026.
What this signalsFilings often name leadership changes, deals and spending plans.
Regions named
sec-8kgovernanceChangeGet every 8-K signal for SBA Communications and the companies you sell to, in the tools you already use.
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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 APIindustriesValue in the APIemployee_count_lowValue in the APIemployee_count_highValue in the APIrevenueValue in the APIdescriptionValue in the APISignal
signal_nameValue in the APIassociationValue in the APIGET /v1/signals/0e824551-351f-4cce-b20a-be900802fc20 returns this record as JSON. POST /v1/companies/enrich returns every signal for sbasite.com.
{
"signal_id": "0e824551-351f-4cce-b20a-be900802fc20",
"signal_type": "sec-8k",
"signal_subtype": "governanceChange",
"detected_at": "2026-03-31T08:16:23.157+00:00",
"company": {
"name": "SBA Communications",
"domain": "sbasite.com"
},
"data": {
"detail": "The planned retirement of the head of U.S. Operations creates a significant leadership transition. This change often triggers a review of existing operational strategies, processes, and vendor relationships, presenting an opportunity for new solution providers to engage with the incoming leadership.",
"summary": "SBA Communications EVP of U.S. Operations Mark Ciarfella to retire Dec 31, 2026",
"excerpts": "On March 24, 2026, Mark Ciarfella, Executive Vice President, U.S. Operations of SBA Communications Corporation (the “Company”) provided notice of his intent to retire from his current title and roles at the Company and all its subsidiaries effective December 31, 2026.",
"relevance": 0.9,
"sentiment": "neutral",
"confidence": "medium",
"source_url": "https://www.sec.gov/Archives/edgar/data/1034054/000119312526129070/d108430d8k.htm",
"filing_date": "2026-03-27",
"filing_year": 2026,
"sales_relevance": "Governance tools needed",
"signal_category": "esg",
"regions_mentioned": [
"U.S."
]
}
}
curl https://signals.autobound.ai/v1/signals/0e824551-351f-4cce-b20a-be900802fc20 \
-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":"sbasite.com","limit":20}'Long text fields are shortened on this page.
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