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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Revenues: |  |  |  |  |
Revenues |  | $ 629,871 | $ 383,718 | $ 1,133,851 | $ 867,647
Expenses: |  |  |  |  |
Compensation and employee benefits |  | 541,397 | 230,518 | 830,471 | 530,775
Equity-based compensation and allocations of net income to limited partnership units and FPUs |  | 267,532 | 10,860 | 281,780 | 23,774
Total compensation and employee benefits |  | 808,929 | 241,378 | 1,112,251 | 554,549
Operating, administrative and other |  | 135,008 | 61,012 | 242,183 | 153,293
Fees to related parties |  | 5,782 | 5,205 | 12,032 | 11,017
Depreciation and amortization |  | 30,868 | 28,946 | 51,921 | 74,986
Total operating expenses |  | 980,587 | 336,541 | 1,418,387 | 793,845
Other (loss) income, net |  | 1,086,812 | (36,389) | 1,084,602 | (34,951)
Income from operations |  | 736,096 | 10,788 | 800,066 | 38,851
Interest expense, net |  | (8,723) | (10,056) | (17,536) | (19,085)
Income before income taxes and noncontrolling interests |  | 727,373 | 732 | 782,530 | 19,766
Provision for income taxes |  | 142,182 | 88 | 152,761 | 4,886
Consolidated net income |  | 585,191 | 644 | 629,769 | 14,880
Less: Net income attributable to noncontrolling interests |  | 145,447 | 330 | 156,920 | 6,387
Net income available to common stockholders |  | 439,744 | 314 | 472,849 | 8,493
Basic earnings per share |  |  |  |  |
Net income available to common stockholders | [1] | $ 435,178 | $ (2,131) | $ 466,642 | $ 3,604
Basic earnings per share (in usd per share) |  | $ 2.35 | $ (0.01) | $ 2.53 | $ 0.02
Basic weighted-average shares of common stock outstanding (in shares) |  | 185,114 | 178,523 | 184,190 | 178,034
Fully diluted earnings per share |  |  |  |  |
Net income for fully diluted shares |  | $ 583,745 | $ (2,131) | $ 626,472 | $ 3,604
Fully diluted earnings per share (in usd per share) |  | $ 2.13 | $ (0.01) | $ 2.30 | $ 0.02
Fully diluted weighted-average shares of common stock outstanding (in shares) |  | 273,555 | 178,523 | 272,303 | 178,710
Commissions |  |  |  |  |
Revenues: |  |  |  |  |
Revenues |  | $ 369,102 | $ 173,038 | $ 637,938 | $ 441,399
Gains from mortgage banking activities/originations, net |  |  |  |  |
Revenues: |  |  |  |  |
Revenues |  | 41,260 | 69,071 | 88,653 | 119,494
Management services, servicing fees and other |  |  |  |  |
Revenues: |  |  |  |  |
Revenues |  | $ 219,509 | $ 141,609 | $ 407,260 | $ 306,754
[1] | Includes a reduction for dividends on preferred stock or EPUs in the amount of $4.6 million and $6.2 million for the three and six months ended June 30, 2021, respectively, and $2.4 million and $4.9 million for the three and six months ended June 30, 2020, respectively. (see Note 1 — “Organization and Basis of Presentation”).

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