FEDERALItem 8.01 · voluntaryMalwareRansomwareData EncryptedMulti-Stage ChainLowContained
MKS Instruments, Inc
bd_91e20ee0c300cf70 · schema v1 · pii pii-v1
Full breach record for MKS Instruments, Inc →MKS Instruments, Inc. filed a supplemental 8-K on February 13, 2023, providing additional details on a previously disclosed ransomware event. The incident materially impacted the Vacuum Solutions and Photonics Solutions Divisions, affecting order processing, shipping, and customer service. The Materials Solutions Division was unaffected. The company contained the incident and initiated recovery, but the full financial scope remains undetermined.
SEC clockMateriality determined Feb 13, 2023 → Filed Feb 13, 20230d ✓ SEC 4-day OK
⚠ no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
This filing is one of 6 about the same incident.View merged incident
Linked disclosures
Why this link?Regulatory filings (5) · sorted by filing gap
- bd_10609a6a1a76f030New Hampshire State AGfiled 2023-02-15(2d gap)Verified
- bd_7ab949b29245ba5aCalifornia State AGfiled 2023-02-15(2d gap)Candidate
- bd_40fb17ba9f50a304Maine State AGfiled 2023-02-16(3d gap)Candidate
- bd_488d1bfaf6139cd5Montana State AGfiled 2023-02-16(3d gap)Verified
Show 1 more filing ↓Show fewer ↑up to 7d gap
- bd_a88f0c343179b832SEC 8-Kfiled 2023-02-06(7d gap)Candidate
Source provenance
- Source URL
- https://www.sec.gov/Archives/edgar/data/1049502/000119312523034334/
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
- Filed at
- Feb 13, 2023
- Raw hash
- 9225af776f389c005105b489da92f0654859a261c767530f578c27234f0d40fc
Source filing
AI-assisted summary above. The structured extract on this page was generated from the document below. Inspect the source to verify or correct any field.
Reporting entity
- Name
- MKS Instruments, Incnorm: mks instruments
- SEC CIK
- 0001049502
- Domain
- mksinst.com
Victim entity
- Name
- MKS Instruments, Incnorm: mks instruments
- SEC CIK
- 0001049502
- Domain
- mksinst.com
Incident
- Discovered
- —
- Materiality determined
- Feb 13, 2023
- Notification sent
- —
- Affected individuals
- Not disclosed
- Data types
- —
- Attack vector
- Ransomware
- MITRE ATT&CK
- T1486 Data Encrypted for Impact
- Threat actor
- ExternalFinancial
Compliance
- Compliance flags
- SEC 4-day OK · 0d
- Discovery-date grounding
- no discovery dateNo discovery date was extracted, so no notification clock can be evaluated.
- Clock breakdown
Statute Window Elapsed Threshold Status SEC Materiality determined: Feb 13, 2023→ Filed: Feb 13, 20230d cal. 4 business days SEC 4-day OK
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.