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CONSOLIDATED CONDENSED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Operating Activities: |  |
Net income (loss) | $ 1,332 | $ (1,728)
Adjustments to reconcile net income (loss) to net cash provided (used) by operating activities, net | (85) | 2,503
Changes in operating assets and liabilities, net: |  |
Receivables | (1,115) | (273)
Deferred acquisition costs | (15) | (36)
Insurance reserves | 1,891 | 1,479
Other assets | (853) | (411)
Other liabilities | 701 | 238
Trading securities | (180) | (481)
Net cash flow provided by operating activities | 1,676 | 1,291
Investing Activities: |  |
Purchases of fixed maturities | (7,127) | (8,466)
Proceeds from sales of fixed maturities | 2,510 | 5,023
Proceeds from maturities of fixed maturities | 3,360 | 2,706
Purchases of equity securities | (242) | (373)
Proceeds from sales of equity securities | 237 | 275
Purchases of limited partnership investments | (281) | (144)
Proceeds from sales of limited partnership investments | 239 | 305
Purchases of property, plant and equipment | (327) | (584)
Dispositions | 52 | 47
Sale of interest in Altium Packaging | 417 |
Deconsolidation of Diamond Offshore |  | (483)
Change in short term investments | 725 | 706
Other, net | 13 | (120)
Net cash flow used by investing activities | (424) | (1,108)
Financing Activities: |  |
Dividends paid | (49) | (53)
Dividends paid to noncontrolling interests | (54) | (88)
Purchases of Loews Corporation treasury stock | (825) | (678)
Purchases of subsidiary stock from noncontrolling interests | (18) | (37)
Principal payments on debt | (1,154) | (1,157)
Issuance of debt | 1,199 | 2,393
Other, net | (12) | (13)
Net cash flow (used) provided by financing activities | (913) | 367
Effect of foreign exchange rate on cash | (6) |
Net change in cash | 333 | 550
Cash, beginning of period | 478 | 336
Cash, end of period | $ 811 | $ 886

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- Definition The aggregate amount of adjustments to net income or loss necessary to remove the effects of all items whose cash effects are investing or financing cash flows. The aggregate amount also includes all noncash expenses and income items which reduce or increase net income and are thus added back or deducted when calculating cash provided by or used in operating activities. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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