# TRANSITION SYSTEMS INC

TRANSITION SYSTEMS INC is a company headquartered in Boston, MA, United States.

## Company overview

- **Legal name:** TRANSITION SYSTEMS INC
- **Classification:** Company
- **Industry (SIC):** 8744 — Services-Facilities Support Management Services
- **Headquarters:** Boston, MA, United States
- **Incorporated in:** MA
- **Fiscal year end:** September 28
- **SEC CIK:** 0001009301

## About

TRANSITION SYSTEMS INC is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0001009301, and its reported industry is Services-Facilities Support Management Services. The retained history contains 12 filings, including SC 13G filed on 1999-02-12. 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 SC 13G — filed 1999-02-12
- Form 10-K — filed 1998-12-29 — period 1998-09-30 — TRANSITION SYSTEMS, INC.
- Form 8-K — filed 1998-12-18 — period 1998-12-03 — TRANSITION SYSTEMS, INC.
- Form 8-K — filed 1998-11-10 — period 1998-10-28 — TRANSITION SYSTEMS, INC.
- Form 8-K — filed 1998-10-29 — period 1998-10-29 — FORM 8-K
- Form 10-Q — filed 1998-08-14 — period 1998-06-30 — TRANSITION SYSTEMS
- Form 10-Q — filed 1998-05-15 — period 1998-03-31 — TRANSITION SYSTEMS, INC.
- Form 10-Q — filed 1998-02-13 — period 1997-12-31 — TRANSITION SYSTEMS, INC.
- Form DEF 14A — filed 1998-01-06 — period 1998-02-10 — TRANSITION SYSTEMS, INC.
- Form 10-K — filed 1997-12-24 — period 1997-09-30 — TRANSITION SYSTEMS
- Form 10-Q — filed 1997-08-14 — period 1997-06-30 — TRANSITIION SYSTEMS, INC.
- Form 10-Q — filed 1997-05-09 — period 1997-03-31 — TRANSITION SYSTEMS, INC.

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Updated: 2026-10-23T22:33:56Z

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