Utilize the input text as a context reference, choose the right relationship between Citigroup and BlackRock from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Notable earnings reports this week Report date Company/Ticker (FactSet EPS / revenue estimate) Mon., July 13 Nothing of note Tues., July 14 J.P Morgan Chase ($1.43 / $24.46 billion) Wells Fargo ($1.03 / $21.71 billion) Johnson & Johnson ($1.67 / $17.76 billion) Weds., July 15 Bank of America Corp. BAC, +1.33% (36 cents / $21.38 billion) BlackRock Inc. BLK, +0.76% ($4.81 / $2.85 billion) Intel (51 cents / $13.08 billion) Netflix Inc. NFLX, +1.57% (28 cents / $1.65 billion) Thurs., July 16 Google ($6.69 / $14.27 billion) Goldman Sachs Group Inc. GS, +1.16% ($3.84 / $8.72 billion) UnitedHealth ($1.58 / $35.64 billion) Citigroup Inc. C, +1.58% ($1.34 / $19.21 billion) Philip Morris International Inc. PM, +1.13% ($1.13 / $6.74 billion) Fri., July 17 General Electric Co. GE, +0.96% (28 cents / $28.71 billion) More from MarketWatch

Answer: owned_by