CRESCENT BIOPHARMA, INC.

Insider purchase · SEC EDGAR

This page reproduces a recorded source event. It is not a live quote, forecast, recommendation or legal conclusion.

Event type

insider.buy

Occurred

2026-07-16

Reported

2026-07-20

Disclosure lag

4 days

Context

links are based on the recorded entity type

Field	Recorded value
Entity	CRESCENT BIOPHARMA, INC.
Source	SEC EDGAR ↗
News section	companies
Source identifier	0001104659-26-085113
Source-linked related entities	harwin-peter-evan-1663607 · person
Event ID	#1026

Related recorded events

same canonical or source-linked entity relations

Reported	Type	Event	Source
2026-09-18	Insider sale	Event #1153438	SEC EDGAR
2026-09-18	Insider sale	Event #1153437	SEC EDGAR
2026-09-18	Insider sale	Event #1153436	SEC EDGAR
2026-09-18	Insider sale	Event #1153435	SEC EDGAR
2026-09-18	Insider sale	Event #1153434	SEC EDGAR
2026-09-18	Insider sale	Event #1153433	SEC EDGAR
2026-09-18	Insider sale	Event #1153381	SEC EDGAR
2026-09-18	Insider sale	Event #1153380	SEC EDGAR

Recorded payload

JSON payload as stored after parsing

{
  "accession": "0001104659-26-085113",
  "acquired_disposed": "A",
  "code": "P",
  "direct_or_indirect": "I",
  "form": "4",
  "is_derivative": true,
  "issuer_name": "CRESCENT BIOPHARMA, INC.",
  "label": "Open market purchase",
  "person_name": "Harwin Peter Evan",
  "price": 14.499,
  "role": "Director, 10% Owner",
  "security": "Pre-Funded Warrant (Right to Buy)",
  "shares": 525897,
  "shares_owned_after": 2294037,
  "source_path": "edgar/data/1253689/0001104659-26-085113.txt",
  "ticker": "CBIO",
  "value": 7624980.603
}

Evidence-based analysis

facts, provenance and explicit model coverage

Descriptive evidence from the stored source record; it is not advice, a forecast or a legal conclusion.

Dimension	Status / value	Method or boundary
What happened	not_covered	The source record has no short title or summary.
When	source_backed · reported 2026-07-20	Occurred 2026-07-16. Source-record timestamps; no timezone or event time is inferred.
Affected entities	resolved · CRESCENT BIOPHARMA, INC. · 1 related	Canonical primary entity and stored related_entity_ids only.
Event classification	insider · insider.buy	canonical event type plus source-provided category; no sentiment or impact is inferred
Entity linking	resolved	Canonical entity resolved during ingestion
Deduplication	applied	unique source event key at ingestion
Source trust	high · terms allowed	Source registry metadata
Sentiment	not_covered	No sentiment model output is published for this record.
Market reaction	not_covered	Requires licensed quote, candle and volume observations for the affected instrument.
Historical analogs	not_covered	Requires an audited event-cluster corpus and matching methodology.
Impact mechanism	not_covered	No causal market-impact model is published for this record.
Related risks	not_covered	Risk implications require an audited instrument/entity exposure model.
Instrument linkage	not_covered	No instrument relation is inferred from an entity event; licensed instrument mapping is required.

Source: Open recorded SEC filing

Source: SEC EDGAR · as of 2026-07-20T00:00:00Z