SEC registrant · CIK 0000310568
MICROSEMI CORP
MICROSEMI CORP (CIK 0000310568, EIN 95-2110371) reported revenue of $1.81 billion ($1,811,800,000) for FY2017 (2016-10-03 to 2017-10-01) and net income of $176.3 million ($176,300,000) for FY2017 (2016-10-03 to 2017-10-01), as filed in its 10-K filed 2017-11-14 (accession 0000310568-17-000216).
Figures are as filed with the SEC in XBRL, in whole US dollars unless stated, for the company's own fiscal years (fiscal year ends September 30).
Data as of Oct 21, 2026 (Olympus publication) · Markdown version
- Values are as filed by the company in its 10-K and 10-Q XBRL data. When a later filing restates a value, the latest filed value is shown and the first reported value is noted.
Identifiers
As published in the company's EDGAR submissions record.
| Identifier | Value |
|---|---|
| CIK | 0000310568 |
| EIN | 95-2110371 |
| SIC industry code | 3674 Semiconductors & Related Devices |
| State or country of incorporation | CA |
| Fiscal year end | September 30 |
| Filer category | Large Accelerated |
| Entity type | operating |
| Olympus entity ID | org_6cz597twsfa6mq48pvkbdc7n2y |
- The EIN is the one the filer gave to EDGAR. The SEC does not verify it; Olympus checks only that it has nine digits and a prefix the IRS assigns.
Latest annual financial metrics
The latest annual value of each standardised metric, with the filing it was taken from.
| Metric | Value | Fiscal period | Period | Form | Filed | Accession number | XBRL concept |
|---|---|---|---|---|---|---|---|
| Revenue | $1,811,800,000 | FY2017 | 2016-10-03 to 2017-10-01 | 10-K | 2017-11-14 | 0000310568-17-000216 | SalesRevenueNet |
| Net income | $176,300,000 | FY2017 | 2016-10-03 to 2017-10-01 | 10-K | 2017-11-14 | 0000310568-17-000216 | NetIncomeLoss |
| Total assets | $4,323,100,000 | FY2017 | as of 2017-10-01 | 10-K | 2017-11-14 | 0000310568-17-000216 | Assets |
| Stockholders' equity | $1,994,300,000 | FY2017 | as of 2017-10-01 | 10-K | 2017-11-14 | 0000310568-17-000216 | StockholdersEquity |
| Operating cash flow | $474,700,000 | FY2017 | 2016-10-03 to 2017-10-01 | 10-K | 2017-11-14 | 0000310568-17-000216 | NetCashProvidedByUsedInOperatingActivities |
| Diluted earnings per share | $1.51 per share | FY2017 | 2016-10-03 to 2017-10-01 | 10-K | 2017-11-14 | 0000310568-17-000216 | EarningsPerShareDiluted |
| Shares outstanding | 117,594,115 shares | FY2017 | as of 2017-11-09 | 10-K | 2017-11-14 | 0000310568-17-000216 | EntityCommonStockSharesOutstanding |
- Accession numbers link to the filing's index on SEC EDGAR.
Revenue and net income history
Every annual revenue and net income value served for fiscal years 2008-2017, newest first, each with its filing.
| Metric | Fiscal period | Period | Value | Form | Filed | Accession number |
|---|---|---|---|---|---|---|
| Revenue | FY2017 | 2016-10-03 to 2017-10-01 | $1,811,800,000 | 10-K | 2017-11-14 | 0000310568-17-000216 |
| Revenue | FY2016 | 2015-09-28 to 2016-10-02 | $1,655,000,000 | 10-K | 2017-11-14 | 0000310568-17-000216 |
| Revenue | FY2015 | 2014-09-29 to 2015-09-27 | $1,245,600,000 | 10-K | 2017-11-14 | 0000310568-17-000216 |
| Revenue | FY2014 | 2013-09-30 to 2014-09-28 | $1,138,300,000 | 10-K | 2016-11-16 | 0000310568-16-000477 |
| Revenue | FY2013 | 2012-10-01 to 2013-09-29 | $975,900,000 | 10-K | 2015-11-12 | 0000310568-15-000237 |
| Revenue | FY2012 | 2011-10-03 to 2012-09-30 | $1,012,495,000 | 10-K | 2014-11-13 | 0000310568-14-000242 |
| Revenue | FY2011 | 2010-10-04 to 2011-10-02 | $835,854,000 | 10-K | 2013-11-14 | 0000310568-13-000248 |
| Revenue | FY2010 | 2009-09-28 to 2010-10-03 | $518,268,000 | 10-K | 2012-11-21 | 0000310568-12-000048 |
| Net income | FY2017 | 2016-10-03 to 2017-10-01 | $176,300,000 | 10-K | 2017-11-14 | 0000310568-17-000216 |
| Net income | FY2016 | 2015-09-28 to 2016-10-02 | -$32,600,000 | 10-K | 2017-11-14 | 0000310568-17-000216 |
| Net income | FY2015 | 2014-09-29 to 2015-09-27 | $84,600,000 | 10-K | 2017-11-14 | 0000310568-17-000216 |
| Net income | FY2014 | 2013-09-30 to 2014-09-28 | $23,100,000 | 10-K | 2016-11-16 | 0000310568-16-000477 |
| Net income | FY2013 | 2012-10-01 to 2013-09-29 | $43,700,000 | 10-K | 2015-11-12 | 0000310568-15-000237 |
| Net income | FY2012 | 2011-10-03 to 2012-09-30 | -$29,675,000 | 10-K | 2014-11-13 | 0000310568-14-000242 |
| Net income | FY2011 | 2010-10-04 to 2011-10-02 | $55,730,000 | 10-K | 2013-11-14 | 0000310568-13-000248 |
| Net income | FY2010 | 2009-09-28 to 2010-10-03 | $59,038,000 | 10-K | 2012-11-21 | 0000310568-12-000048 |
- Revenue for FY2014 was restated: first reported as $1,138,263,000 (accession 0000310568-14-000242, filed 2014-11-13).
- Revenue for FY2013 was restated: first reported as $975,944,000 (accession 0000310568-13-000248, filed 2013-11-14).
- Net income for FY2014 was restated: first reported as $23,123,000 (accession 0000310568-14-000242, filed 2014-11-13).
- Net income for FY2013 was restated: first reported as $43,674,000 (accession 0000310568-13-000248, filed 2013-11-14).
- Net income for FY2011 was restated: first reported as $54,447,000 (accession 0001193125-11-320952, filed 2011-11-23).
Recent 10-K and 10-Q filings
The 12 most recent 10-K, 10-Q and amendment filings in EDGAR, newest first.
| Form | Filed | Period of report | Accession number | Document |
|---|---|---|---|---|
| 10-Q | 2018-04-27 | 2018-04-01 | 0000310568-18-000081 | mscc201810qq2.htm |
| 10-Q | 2018-01-26 | 2017-12-31 | 0000310568-18-000008 | mscc201810qq1.htm |
| 10-K | 2017-11-14 | 2017-10-01 | 0000310568-17-000216 | mscc201710k.htm |
| 10-Q | 2017-07-28 | 2017-07-02 | 0000310568-17-000124 | mscc201710qq3.htm |
| 10-Q | 2017-04-28 | 2017-04-02 | 0000310568-17-000068 | mscc201710qq2.htm |
| 10-Q | 2017-01-31 | 2017-01-01 | 0000310568-17-000013 | mscc201710qq1.htm |
| 10-K | 2016-11-16 | 2016-10-02 | 0000310568-16-000477 | mscc201610k.htm |
| 10-Q | 2016-08-02 | 2016-07-03 | 0000310568-16-000385 | mscc201610qq3.htm |
| 10-Q | 2016-05-04 | 2016-04-03 | 0000310568-16-000361 | mscc201610qq2.htm |
| 10-Q | 2016-02-02 | 2016-01-03 | 0000310568-16-000291 | mscc201610qq1.htm |
| 10-K | 2015-11-12 | 2015-09-27 | 0000310568-15-000237 | mscc201510k.htm |
| 10-Q | 2015-07-28 | 2015-06-28 | 0000310568-15-000154 | mscc201510qq3.htm |
Identifier registry
The company's identifiers in the Olympus identifier registry, each with how it was linked and its source.
| Scheme | Value | How linked | Source | Published |
|---|---|---|---|---|
| SEC Central Index Key (CIK) · OLY-US-SEC-CIK | 0000310568 | published by the source | data.sec.gov/submissions/CIK0000310568.json | 2026-10-21 |
| Employer Identification Number (EIN) · US-EIN | 95-2110371 | published by the source | data.sec.gov/submissions/CIK0000310568.json | 2026-10-21 |
Sources
- EDGAR submissions (nightly bulk archive) (company profile and filings) — U.S. Securities and Exchange Commission. EDGAR snapshot sha256:f7d2a4f18cb91aae, source date 2026-10-20. https://data.sec.gov/submissions/CIK0000310568.json
- EDGAR XBRL company facts (nightly bulk archive) (financial metrics) — U.S. Securities and Exchange Commission. EDGAR snapshot sha256:01e4045aa34d7224, source date 2026-10-20. https://data.sec.gov/api/xbrl/companyfacts/CIK0000310568.json
- Published by Olympus on Oct 21, 2026.
- Source data: U.S. Securities and Exchange Commission (EDGAR). Values are as filed by the registrant; Olympus does not audit or adjust them.
- Olympus is not affiliated with or endorsed by the U.S. Securities and Exchange Commission.
Get this data from the API
The same figures, with provenance on every value, from the API (free API key, reference) or from an AI agent through the Olympus MCP server.
curl -s "https://api.olympus.new-odyssey.com/v1/sec/companies/0000310568" -H "X-API-Key: $OLYMPUS_API_KEY"
curl -s "https://api.olympus.new-odyssey.com/v1/sec/companies/0000310568/financials" -H "X-API-Key: $OLYMPUS_API_KEY"
curl -s "https://api.olympus.new-odyssey.com/v1/sec/companies/0000310568/filings?limit=12" -H "X-API-Key: $OLYMPUS_API_KEY"get_sec_company_financials {"cik":"310568"}On SEC EDGAR
- Company filings on SEC EDGAR
- Latest 10-K on SEC EDGAR — filed 2017-11-14, accession 0000310568-17-000216