SEC EDGAR published this disclosure on 2026-08-05. Read the original document for its full text and supporting detail.
Open the original document at SEC EDGAR ↗| Field | Recorded value |
|---|---|
| Entity | MBX Biosciences, Inc. |
| Source | SEC EDGAR ↗ |
| News section | companies |
| Source identifier | 0001193125-26-335373 |
| Source-linked related entities | azoulay-salomon-2030246 · person |
| Event ID | #389704 |
{
"accession": "0001193125-26-335373",
"acquired_disposed": "D",
"code": "S",
"direct_or_indirect": "D",
"form": "4",
"is_derivative": false,
"issuer_name": "MBX Biosciences, Inc.",
"label": "Open market sale",
"person_name": "Azoulay Salomon",
"price": 65.77,
"role": "Chief Medical Officer",
"security": "Common Stock",
"shares": 370,
"shares_owned_after": 14399,
"source_path": "edgar/data/2030246/0001193125-26-335373.txt",
"ticker": "MBX",
"transaction_date": "2026-08-04",
"value": 24334.9
}| Dimension | Status / value | Method or boundary |
|---|---|---|
| What happened | not_covered | The source record has no short title or summary. |
| When | source_backed · reported 2026-08-05 | Occurred 2026-08-04. Source-record timestamps; no timezone or event time is inferred. |
| Affected entities | resolved · MBX Biosciences, Inc. · 1 related | Canonical primary entity and stored related_entity_ids only. |
| Event classification | insider · insider.sell | 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 2026-08-05T00:00:00Z