# MALLINCKRODT INC /MO

MALLINCKRODT INC /MO is a company headquartered in St Louis, MO, United States.

## Company overview

- **Legal name:** MALLINCKRODT INC /MO
- **Former names in filing history:** MALLINCKRODT GROUP INC (1994-08-11 to 1997-02-26); IMCERA GROUP INC (1994-02-11 to 1994-01-11)
- **Classification:** Company
- **Industry (SIC):** 2835 — In Vitro & In Vivo Diagnostic Substances
- **Headquarters:** St Louis, MO, United States
- **Incorporated in:** NY
- **Fiscal year end:** June 30
- **SEC CIK:** 0000051396

## About

MALLINCKRODT INC /MO is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000051396, and its reported industry is In Vitro & In Vivo Diagnostic Substances. The retained history contains 12 filings, including SC 13G filed on 2000-11-09. 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 SC 13G — filed 2000-11-09 — SC 13G
- Form 8-K — filed 2000-10-25 — period 2000-10-17
- Form 8-K — filed 2000-09-20 — period 2000-09-19
- Form 10-K — filed 2000-08-28 — period 2000-06-30 — ANNUAL REPORT ON FORM 10-K
- Form 8-K — filed 2000-08-10 — period 2000-08-10 — FORM 8-K
- Form 8-K — filed 2000-07-10 — period 2000-06-28
- Form 8-K — filed 2000-06-21 — period 2000-04-26
- Form 8-K — filed 2000-06-15 — period 2000-06-08
- Form 8-K — filed 2000-05-16 — period 2000-05-16
- Form 10-Q — filed 2000-05-12 — period 2000-03-31
- Form SC 13G — filed 2000-02-11
- Form 10-Q — filed 2000-02-10 — period 1999-12-31

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Updated: 2026-10-23T22:19:15Z

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