# QUINTON CARDIOLOGY SYSTEMS INC

QUINTON CARDIOLOGY SYSTEMS INC is a company headquartered in Bothell, WA, United States.

## Company overview

- **Legal name:** QUINTON CARDIOLOGY SYSTEMS INC
- **Classification:** Company
- **Industry (SIC):** 3841 — Surgical & Medical Instruments & Apparatus
- **Headquarters:** Bothell, WA, United States
- **Incorporated in:** DE
- **Fiscal year end:** December 31
- **SEC CIK:** 0001166409

## About

QUINTON CARDIOLOGY SYSTEMS INC is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001166409, and its reported industry is Surgical & Medical Instruments & Apparatus. The retained history contains 12 filings, including 10-Q filed on 2005-08-09. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 10-Q — filed 2005-08-09 — period 2005-06-30 — FORM 10-Q
- Form 8-K — filed 2005-08-03 — period 2005-08-03 — FORM 8-K
- Form SC 13G — filed 2005-05-20
- Form 10-Q — filed 2005-05-10 — period 2005-03-31 — FORM 10-Q
- Form 10-K/A — filed 2005-04-22 — period 2004-12-31 — FORM 10-K/A
- Form 8-K — filed 2005-04-21 — period 2005-04-21 — FORM 8-K
- Form 10-K — filed 2005-03-16 — period 2004-12-31 — FORM 10-K
- Form 8-K — filed 2005-02-28 — period 2005-02-28 — FORM 8-K
- Form 8-K — filed 2005-02-24 — period 2005-02-24 — FORM 8-K
- Form SC 13G — filed 2005-02-03
- Form 8-K — filed 2005-01-05 — period 2004-12-30 — LIVE FILING
- Form 10-Q — filed 2004-11-09 — period 2004-09-30 — FORM 10-Q

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Updated: 2026-10-23T22:24:09Z

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