# UNITRODE CORP

UNITRODE CORP is a company headquartered in Merrimack, NH, United States.

## Company overview

- **Legal name:** UNITRODE CORP
- **Classification:** Company
- **Industry (SIC):** 3674 — Semiconductors & Related Devices
- **Headquarters:** Merrimack, NH, United States
- **Incorporated in:** MD
- **Fiscal year end:** January 31
- **SEC CIK:** 0000101911

## About

UNITRODE CORP is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000101911, and its reported industry is Semiconductors & Related Devices. The retained history contains 12 filings, including SC 13G filed on 1999-10-25. 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 1999-10-25 — OPPENHEIMERFUNDS 13G
- Form 10-Q — filed 1999-09-10 — period 1999-07-31 — UNITRODE CORPORATION
- Form SC 13D — filed 1999-09-09 — SCHEDULE 13D
- Form 8-K — filed 1999-07-27 — period 1999-07-25
- Form 8-K — filed 1999-06-29 — period 1999-06-28 — UNITRODE CORPORATION
- Form 10-Q — filed 1999-06-11 — period 1999-05-01 — UNITRODE CORPORATION
- Form DEF 14A — filed 1999-04-23 — period 1999-06-07 — UNITRODE CORPORATION
- Form 10-K — filed 1999-04-23 — period 1999-01-31 — UNITRODE CORPORATION
- Form 8-K — filed 1999-03-16 — period 1999-03-15 — UNITRODE CORPORATION
- Form 8-K — filed 1999-02-16 — period 1999-02-15 — UNITRODE CORPORATION
- Form SC 13G — filed 1999-02-16 — UNITRODE CORPORATION SC 13G
- Form 10-Q — filed 1998-12-15 — period 1998-10-31 — UNITRODE CORPORATION

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Updated: 2026-10-23T22:41:06Z

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