CIK or Cik may refer to:

Organisations

CIK Telecom CIK Telecom is a Canadian telecommunications company based in Toronto, Ontario. CIK Telecom's services are notably geared towards Chinese Canadians and Asian Canadians, but are not limited to them; it offers its services in English, French, and ...

, a Canadian telecommunications company * Caisse Interprofessionnelle de Dépôts et de Virements de Titres, a Belgian central securities depository acquired by

Euroclear Euroclear is a Belgium-based financial services company that specializes in the settlement of securities transactions, as well as the safekeeping and asset servicing of these securities. It was founded in 1968 as part of J.P. Morgan & Co. to settl ...

* Confederazione Italiana Kendo, a Kendo Federation in Italy *

Commission Internationale de Karting The Commission Internationale de Karting (CIK or CIK-FIA) is the primary international sanctioning body for kart racing. It was founded in 1962, and is headquartered in Paris, France. In 2000, it joined with the FIA. Its most important event is the ...

, the primary international sanctioning body for Kart racing

Places

Čik The Čik or Čiker ( Serbian Cyrillic: Чик or Чикер; Hungarian: Csík-ér, Croatian: Čik or Čiker) is a river in northern Serbia. A long right tributary to the Tisa river, it flows entirely within the Bačka region of Vojvodina prov ...

, a river in northern Serbia *

Chalkyitsik Airport Chalkyitsik Airport is a state-owned public-use airport serving Chalkyitsik, in the Yukon-Koyukuk Census Area of the U.S. state of Alaska. Facilities and aircraft Chalkyitsik Airport has one runway designated 3/21 with a gravel surface meas ...

(IATA: CIK), an airport in Chalkyitsik, Alaska

Science and technology

Cytokine-induced killer cell Cytokine-induced killer cells (CIK) cells are a group of immune effector cells featuring a mixed T- and natural killer (NK) cell-like phenotype. They are generated by ex vivo incubation of human peripheral blood mononuclear cells (PBMC) or cord ...

, a subset of natural killer T cells *

Crypto Ignition Key The KSD-64 Crypto Ignition Key (CIK) is an NSA-developed EEPROM chip packed in a plastic case that looks like a toy key. The model number is due to its storage capacity — 64 kibibits (65,536bits, or 8KiB), enough to store multiple en ...

, or KSD-64, a security token developed by the U.S. National Security Agency

Other uses

Central Index Key A Central Index Key or CIK number is a unique number assigned to an individual, company, filing agent or foreign government by the United States Securities and Exchange Commission. The number is used to identify its filings in several online datab ...

, a number assigned by the US Securities and Exchange Commission to identify financial filings * Chiksana railway station (station code CIK), a railway station in Chak Baltikari, Uttar Pradesh, India {{disambiguation