DREDGECAP
NYSE·Metal Mining

RIORIO TINTO PLC

RIO TINTO PLC (RIO) has delisting / deregistration notice, delinquent SEC filing, and auditor change flags.

Last filing: filing·Feb 19, 2026EDGAR ↗

RIO Risk Flags

Consolidated view of every risk_flag row RIOhas surfaced across DredgeCap's extractor pipeline (auditor changes, late filings, delistings, going-concern, dilution, etc.). Each row carries a verbatim source_excerpt and links to the source SEC filing on EDGAR.

CategorySeveritySourceExcerptEDGAR
Delistingmedium25-NSE · Dec 3, 2021Form 25-NSE filed 2021-12-03 (accession 0000876661-21-001697) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · May 14, 2018Form 25-NSE filed 2018-05-14 (accession 0000876661-18-000501) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Apr 30, 2018Form 25-NSE filed 2018-04-30 (accession 0000876661-18-000451) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Apr 30, 2018Form 25-NSE filed 2018-04-30 (accession 0000876661-18-000437) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Jun 23, 2017Form 25-NSE filed 2017-06-23 (accession 0000876661-17-000338) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Jun 22, 2017Form 25-NSE filed 2017-06-22 (accession 0000876661-17-000325) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Oct 26, 2016Form 25-NSE filed 2016-10-26 (accession 0000876661-16-001373) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Oct 26, 2016Form 25-NSE filed 2016-10-26 (accession 0000876661-16-001367) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Oct 26, 2016Form 25-NSE filed 2016-10-26 (accession 0000876661-16-001360) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Jul 19, 2016Form 25-NSE filed 2016-07-19 (accession 0000876661-16-001125) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Delistingmedium25-NSE · Jul 18, 2016Form 25-NSE filed 2016-07-18 (accession 0000876661-16-001112) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Late FilingmediumNT 11-K/A · Jul 14, 2015Form NT 11-K/A filed 2015-07-14 (accession 0001003297-15-000286) notified the SEC of delayed 11-K/A filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 fil…view ↗
Late FilingmediumNT 11-K/A · Jul 14, 2015Form NT 11-K/A filed 2015-07-14 (accession 0001003297-15-000285) notified the SEC of delayed 11-K/A filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 fil…view ↗
Late FilingmediumNT 11-K/A · Jul 14, 2015Form NT 11-K/A filed 2015-07-14 (accession 0001003297-15-000284) notified the SEC of delayed 11-K/A filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 fil…view ↗
Late FilingmediumNT 11-K/A · Jul 14, 2015Form NT 11-K/A filed 2015-07-14 (accession 0001003297-15-000283) notified the SEC of delayed 11-K/A filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 fil…view ↗
Late FilingmediumNT 11-K · Jun 30, 2015Form NT 11-K filed 2015-06-30 (accession 0001003297-15-000268) notified the SEC of delayed 11-K filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 filing …view ↗
Late FilingmediumNT 11-K · Jun 30, 2015Form NT 11-K filed 2015-06-30 (accession 0001003297-15-000267) notified the SEC of delayed 11-K filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 filing …view ↗
Late FilingmediumNT 11-K · Jun 30, 2015Form NT 11-K filed 2015-06-30 (accession 0001003297-15-000265) notified the SEC of delayed 11-K filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 filing …view ↗
Late FilingmediumNT 11-K · Jun 30, 2015Form NT 11-K filed 2015-06-30 (accession 0001003297-15-000264) notified the SEC of delayed 11-K filing for period ending 2014-12-31. Substantive filing landed 2015-07-20 (accession 0001003297-15-000295), 21 days after the 2015-06-29 filing …view ↗
Delistingmedium25-NSE · Jul 15, 2013Form 25-NSE filed 2013-07-15 (accession 0000876661-13-000528) notifies SEC of the removal of a class of securities from listing. No companion Form 15 deregistration detected within 12 months (issuer remains a reporting company as of 2026-05…view ↗
Auditor Changelow20-F · Feb 24, 2023PCAOB-tagged auditor in 20-F filed 2023-02-24 (accession 0001628280-23-004989) was 'KPMG' (PCAOB Firm ID: 1020). Prior 20-F/A filed 2023-03-30 (accession 0001628280-23-009794) was 'PricewaterhouseCoopers' (PCAOB Firm ID: 1379).view ↗
Late FilinglowNT 11-K · Jul 1, 2008Form NT 11-K filed 2008-07-01 (accession 0001193125-08-145132) notified the SEC of delayed 11-K filing for period ending 2007-12-31. Substantive filing landed 2008-07-10 (accession 0001096906-08-001308), 12 days after the 2008-06-28 filing …view ↗

Related on RIO

Auditor & opinion →
Source for auditor_change + going-concern flags.
Share-count dilution →
Source for dilution + convertible-debt flags.
Risk-flag rows are produced by DredgeCap's extractor pipeline (lib/extract-auditor-changes, extract-late-filings, etc.). Each row carries a verbatim source_excerpt from the underlying SEC filing — no AI-generated language. Refresh runs daily. Not financial advice.