Related Party Transactions (Tables)
12 Months Ended
Dec. 31, 2021
Related party transactions  
Schedule of significant related parties and their relationships with the Company

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Company Name

    

Relationship with the Company

SINA

 

Parent and affiliates under common control.

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Alibaba

 

Strategic partner and significant shareholder of the Company.

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Year Ended December 31, 

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2019

    

2020

    

2021

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(In US$ thousands)

Transactions with SINA

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Revenue billed through SINA

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109,949

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41,754

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68,351

Revenue from services provided to SINA

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27,274

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20,348

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43,170

Total

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137,223

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62,102

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111,521

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Costs and expenses allocated from SINA(1)

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51,848

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43,011

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38,270

Interest income on loans to SINA

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9,295

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13,458

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17,943

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Transactions with Alibaba

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Advertising and marketing revenues from Alibaba – as an advertiser

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97,772

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152,000

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139,561

Advertising and marketing revenues from Alibaba – as an agent

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—

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36,597

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41,680

Services provided by Alibaba

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50,205

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52,338

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44,006

(1)Costs and expenses allocated from SINA represented the charges for certain services provided by SINA’s affiliates and charged to the Group using actual cost allocation based on proportional utilization (Note 1). In addition to the allocated costs and expenses, SINA also billed US$37.5 million,US $48.3 million and US$48.0 million for other costs and expenses incurred by Weibo but paid by SINA for the years ended December 31, 2019, 2020 and 2021, respectively. During the years ended December 31, 2020 and 2021, Weibo allocated US$9.7 million and US$0.8 million to SINA for costs and expenses related to certain of SINA’s activities for which Weibo made the payments, respectively.
Schedule of related party outstanding balance

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As of December 31, 

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2020

    

2021

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(In US$ thousands)

Amount due from SINA(2)

 

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548,900

 

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494,200

Accounts receivable due from Alibaba

 

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135,321

 

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89,344

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Loans to and interest receivable(3) (4)

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- Company A (an investee in e-commerce business)

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79,762

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—

- Company B (an investee providing social and new media marketing services)

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21,771

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2,789

- Company C (an investee providing online brokerage services)

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41,205

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211,583

- Others

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15,884

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5,307

Subtotal (included in prepaid expenses and other current assets)

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158,622

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219,679

- Company D (an investee in real estate business) (included in other non-current assets)

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—

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480,786

Total

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158,622

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700,465

(2)The Group uses amount due from/to SINA to settle balances arising from cost and expenses allocated from SINA based on proportional utilization, other expenditures incurred by Weibo business but paid by SINA, transactions with third-party customers and suppliers settled through SINA, as well as business transactions between Weibo and SINA. As of December 31, 2020 and 2021, the amount due from SINA also included loans to and interest receivable from SINA of US$547.9 million and US$479.6 million at an annual interest rate ranging from 1.0% to 4.5% of maturity within one year, respectively, which are non-trade in nature.
(3)The annual interest rates of the loans were ranging from 4.0% to 10.0% (interest free for Company B and partial loans to Company D) at both dates. These balances are non-trade in nature.
(4)The Group assessed the collectability of outstanding loans at least on annual basis or whenever impairment indicators noted. For the years ended December 31, 2020 and 2021, the Group recognized US$82.2 million and nil impairment charges on loans to and interest receivable from other related parties due to their unsatisfied financial performance and decline in forecasted revenues, respectively.
SINA  
Related party transactions  
Schedule of significant related party transactions with the Group

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Year Ended December 31,

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2019

    

2020

    

2021

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(In US$ thousands)

Transactions with SINA

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Advertising and marketing revenues

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112,974

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48,353

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96,359

Value-added services revenues

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24,249

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13,749

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15,162

Total

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137,223

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62,102

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111,521