Co-founder and Co-CEO Drew Houston established a Rule 10b5-1 trading plan in June 2026 to sell up to 8.27M Class A and 4.6M Class B shares.
Filing excerpt
On June 11, 2026, Drew Houston, our Co-Chief Executive Officer and chair of our Board of Directors, adopted a Rule 10b5-1 trading arrangement providing for the sale from time-to-time of an aggregate of up to 8,266,666 shares of our Class A common stock and up to 4,605,600 shares of our Class B common stock.
What this signalsFilings often name leadership changes, deals and spending plans.
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This page shows a preview. The full sec-10q 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/20b9088e-d780-41b2-a552-6f36a0995477 returns this record as JSON. POST /v1/companies/enrich returns every signal for dropbox.com.
{
"signal_id": "20b9088e-d780-41b2-a552-6f36a0995477",
"signal_type": "sec-10q",
"signal_subtype": "founderDeparture",
"detected_at": "2026-08-11T08:04:28.967+00:00",
"company": {
"name": "Dropbox",
"domain": "dropbox.com"
},
"data": {
"detail": "Co-founder and Co-CEO Drew Houston established a Rule 10b5-1 trading plan in June 2026 to sell up to 8.27M Class A and 4.6M Class B shares. While not a formal resignation, a planned liquidation of this magnitude by a founder can signal a long-term leadership transition, creating uncertainty and potential openings for new strategic vendors.",
"metrics": {
"timeframe": "current_quarter"
},
"summary": "Founder/Co-CEO Drew Houston adopts plan to sell up to 12.8M shares.",
"excerpts": "On June 11, 2026, Drew Houston, our Co-Chief Executive Officer and chair of our Board of Directors, adopted a Rule 10b5-1 trading arrangement providing for the sale from time-to-time of an aggregate of up to 8,266,666 shares of our Class A common stock and up to 4,605,600 shares of our Class B common stock.",
"relevance": 0.9,
"sentiment": "neutral",
"confidence": "medium",
"source_url": "https://www.sec.gov/Archives/edgar/data/1467623/000146762326000049/dbx-20260630.htm",
"filing_date": "2026-08-07",
"filing_year": 2026,
"fiscal_year": 0,
"fiscal_year_end": "06/30",
"sales_relevance": "Major strategic shift",
"signal_category": "leadership"
}
}
curl https://signals.autobound.ai/v1/signals/20b9088e-d780-41b2-a552-6f36a0995477 \
-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":"dropbox.com","limit":20}'Long text fields are shortened on this page.
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