Penumbra Inc
Penumbra, Inc. is an American medical device company headquartered in Alameda, California. The company was founded by Arani Bose and Adam Elsesser in 2004. It manufactures devices for interventional therapies to treat vascular conditions such as stroke and aneurysm.
Basic company information
Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.
- Company / filing name
- Penumbra Inc [1]
- Headquarters location
- Alameda [2]
- Founded
- 2004 [2]
- Legal form
- Delaware corporation [2]
- Official website
- http://www.penumbrainc.com; https://www.penumbrainc.com/ [2]
- ISIN (reported securities)
- US70975L1070 [2]
- CIK
- 1321732 [1]
- Country in background record
- United States [2]
- Symbols / exchanges
- PEN (NYSE) [1]
Company positioning and business
Penumbra, Inc. is an American medical device company headquartered in Alameda, California. The company was founded by Arani Bose and Adam Elsesser in 2004. It manufactures devices for interventional therapies to treat vascular conditions such as stroke and aneurysm. [3]
In January 2026, Boston Scientific announced it would acquire Penumbra in a $15 billion cash and stock deal. The deal was expected to close by year-end. [3]
Background text: Wikipedia contributors, Penumbra (medical company). Selected introductory paragraphs, licensed under CC BY-SA 4.0. Official filing data is cited separately.
Financial year, securities and disclosures
Listed securities: PEN (NYSE). Multiple symbols may represent different share classes or securities of the same registrant. [1]
History and key events
Founding / inception date recorded in Wikidata. [2]
Financial results and regulatory disclosures
No individual financial documents have been indexed yet. Open the source to consult company disclosures. [1]
Related entities and concepts
Frequently asked questions
When was Penumbra Inc founded?
Founded: 2004. The linked source provides the background record. [2]
Where is the headquarters of Penumbra Inc?
Headquarters location: Alameda. The linked source provides the background record. [2]
Sources and review dates
- Company identity and profile data ↗
- Wikidata — company background record (CC0) ↗
- Wikipedia contributors — Penumbra (medical company) (CC BY-SA 4.0) ↗
Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.