PNC. The Company considered PNC, along with its affiliates, to be a related party based on its level of capital stock ownership prior to the secondary offering in May 2020 by PNC of shares of the Company’s stock. See Note 23, Capital Stock, for more information on PNC secondary offering. At December 31, 2020, PNC did not own any of the Company’s capital stock and is no longer considered a related party.

Registered Investment Companies and Equity Method Investments. The Company considers the registered investment companies that it manages, which include mutual funds and exchange-traded funds, to be related parties as a result of the Company’s advisory relationship. In addition, equity method investments are considered related parties, due to the Company’s influence over the financial and operating policies of the investee.

Revenue for services provided by the Company to these and other related parties are as follows:

(in millions)	2020		2019		2018
Investment advisory, administration fees and securities lending revenue⁽¹⁾	$	9,079	$	8,323	$	8,226
Investment advisory performance fees⁽¹⁾		301		131		112
Technology services revenue⁽²⁾		4		9		9
Advisory and other revenue⁽³⁾		19		59		65
Total revenue from related parties	$	9,403	$	8,522	$	8,412

The Company provides investment advisory and administration services to its open- and closed-end funds and other commingled or pooled funds and separate accounts in which related parties invest.

Receivables and Payables with Related Parties. Due from related parties, which is included within other assets on the consolidated statements of financial condition was $109 million and $119 million at December 31, 2020 and 2019, respectively, and primarily represented receivables from certain investment products managed by BlackRock. Accounts receivable at December 31, 2020 and 2019 included $1.1 billion and $995 million, respectively, related to receivables from BlackRock mutual funds and iShares ETFs, for investment advisory and administration services.

Due to related parties, which is included within other liabilities on the consolidated statements of financial condition, was $17 million and $12 million at December 31, 2020 and 2019, respectively, and primarily represented payables to certain investment products managed by BlackRock.