# CITADEL SECURITIES INSTITUTIONAL LLC X-17A-5/A (2019-02-28) — Broker-dealer annual report

- Company: CITADEL SECURITIES INSTITUTIONAL LLC
- Form: X-17A-5/A
- Filed: 2019-02-28
- Period: 2018-12-31
- Accession: 0001616344-19-000005
- CIK: 1649718
- File #: 8-69663
- Material weakness: No
- Auditor: PricewaterhouseCoopers LLP
- Auditor location: Chicago, IL
- Contact: Chrizzy Calixto
- Phone: 3123952273
- Signed by: Patricia Stasney (Global Controller of Citadel LLC)

Original filing: https://www.sec.gov/Archives/edgar/data/1649718/000161634419000005/CSIN_BS_ONLY_2018.pdf

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X-17A-5/A

 0001649718
 XXXXXXXX

 LIVE

 true
 false
 false

 01-01-2018
 12-31-2018
 Broker-dealer
 N

 CITADEL SECURITIES INSTITUTIONAL LLC

 131 SOUTH DEARBORN STREET 32ND FLOOR
 CHICAGO
 IL
 60603

 Chrizzy Calixto
 3123952273

 PricewaterhouseCoopers LLP

 1 N Wacker Drive
 Chicago
 IL
 60606

 Certified Public Accountant

 Patricia Stasney
 CITADEL SECURITIES INSTITUTIONAL LLC
 12-31-2018
 Patricia Stasney
 Global Controller of Citadel LLC
 Y


Source: SEC EDGAR via Adviser Search (https://search.stillhousedata.com). Agents: see https://search.stillhousedata.com/llms.txt.