ARMOUR

ARMOUR RESIDENTIAL REIT ARMOUR RESIDENTIAL REIT, Inc. Company Update April 10, 2012 EFTA01084347 PLEASE READ: Important Regulatory and Yield Estimate Risk Disclosures Certain statements made in this presentation regarding ARMOUR Residential REIT, Inc. ("ARMOUR" or the "Company"), and any other statements regarding ARMOUR's future expectations, beliefs, goals or prospects constitute forward-looking statements made within the meaning of Section 21E of the Securities Exchange Act of 1934. Any statements that are not statements of historical fact (including statements containing the words "believes," "plans," "anticipates," "expects," "estimates" and similar expressions) should also be considered forward-looking statements. Forward-looking statements include but are not limited to statements regarding the projections for ARMOUR's business and plans for future growth and operational improvements. A number of important factors could cause actual results or events to differ materially from those indicated by such forward-looking statements. ARMOUR assumes no obligation to update the information in this communication, except as otherwise required by law. Readers are cautioned not to place undue reliance on these forward-looking statements, which speak only as of the date hereof. This material is for information purposes only and does not constitute an offer to sell, a solicitation of an offer to buy, or a recommendation for any securities, financial instruments, or common or privately issued stock. The statements, information and estimates contained herein are based on information that the presenter believes to be reliable as of today's date, but cannot be represented that such statements, information or estimates are complete or accurate. Actual realized yields, durations and net durations described herein will depend on a number of factors that cannot be predicted with certainly. Estimated yields do not reflect any of the costs of operation of ARMOUR. THE INFORMATION PRESENTED HEREIN IS UNAUDITED AND UNREVIEWED. cRESIDENTIAL RUT ARMOUR 2 EFTA01084348 ARMOUR Capitalization, Dividend Policy, Transparency and Manager Market Capitalization • • • • • • 177,635,830 Market capitalization Additional paid ARMOUR pays Dividends are The Q2 2012 shares of common stock outstanding of $ 1.22 billion. -in capital estimate: $1.24 billion. dividends monthly, announced based on estimates of future taxable monthly dividend rate is $0.10 per (NYSE: "ARR"). for the quarter in advance. REIT income. month. Dividend Policy and Taxable REIT Income Q22012 April May June Record Date 16th 15th 15th Payment Date 27th 30th 28th • Portfolio and liability details are updated monthly at Transparency • Premium amortization is expensed monthly as it occurs. No yield smoothing. and • Hedge positions are marked-to-market daily (GAAP/TAX differences). Governance • Non-Executive Board Chairman. • ARMOUR REIT is externally managed by ARMOUR Residential Management LLC. ARMOUR REIT • Accretive fee structure: effective fee percentage declines as equity increases. Manager and • Gross equity raised up to $1.0 billion, 1.5% (per annum) of gross equity. Fee Structure • Gross equity raised in excess of $1.0 billion, 0.75% (per annum) of gross equity. CRESIDENTIAL REIT ARMOUR 3 EFTA01084349 ARMOUR Balance Sheet Targets Assets Duration Hedging Liquidity Leverage ARMOUR invests in Agency mortgage securities (FNMA, FHLMC & GNMA). Net balance sheet weighted average duration target of 1.5 or less. • 2.76 gross asset duration. • 0.63 net balance sheet duration after the effect of derivatives. Hedge a minimum of 40% of fixed rate assets and funding rate risk. • $5.57 billion in derivatives. • 49.6% of REPO borrowings hedged. Hold 40% of unlevered equity in cash between prepayment periods. • $643.4 million in total liquidity (52.1% of additional paid-in capital). $206.8 million in true cash (16.7% of additional paid-in capital). $236.3 million in unlevered securities (19.1% of additional paid-in capital). $200.2 million in short term Agency (16.2% of additional paid-in capital). Debt to equity target of 9.0x vs. additional paid-in capital ("APIC"). • $11.23 billion in net REPO borrowings or 9.09x APIC. cRESIDENTIAL REIT ARMOUR EFTA01084350 ARMOUR Portfolio Strategy and Investment Methodology Management has a focused and disciplined approach to evaluating assets for inclusion in the ARMOUR portfolio. ARMOUR employs a 'buy and hold' strategy rather than a 'trading' strategy. Low Duration Agency Securities • Target a portfolio of low duration assets to reduce gross interest rate exposure. Diversify Broadly • Diversification limits idiosyncratic pool risk. • 983 cusips. Highly Liquid Assets • Purchase those Agency Securities that are highly liquid (easily traded and priced). • ARMOUR purchases "pass-through" securities. • No collateralized mortgage obligations ("CMOs"). Diversified Sources Source assets through a mix of direct purchases from: • Originators • Dealer inventories • Bid lists Loan Analysis — Inelasticity vs. Elasticity • Credit work on non-credit assets. • Original and current loan balance. • Year of origination. • Originating company, third-party originators. • Loan seasoning. • Principal amortization schedule. • Original loan-to-value ratio. • Geography. ­ Pool Analysis • NO TBA pools — Only specified pools. • Prepayment history. • Prepayment expectations. • Premium over par. • "Hedgability." • Liquidity. to RESIDENTIAL REIT ARMOUR 5 EFTA01084351 ARMOUR Portfolio Composition ARM & Hybrid Securities Months to Reset Current Value (millions) Percentage of ARM & Hybrid Securities Weighted Average Net/Gross Coupon Weighted Average Months to Reset 0-18 85.2 3.3% 4.15/4.65 12 19-36 263.8 10.2% 4.29/4.75 31 37-48 327.3 12.7% 3.49/3.96 41 49-60 220.8 8.5% 3.84/4.25 54 61-84 847.8 32.8% 3.51/3.95 70 85-120 842.3 32.6% 3.76/4.19 109 Total $ 2,587.3 100.0% 3.72/4.16 72 Fixed Rate Securities Current Value (millions) Percentage of Fixed Rate Securities Weighted Average Net/Gross Coupon Fixed Rates Maturing in 120 Months or Less $ 40.5 0.4% 3.63/3.99 Fixed Rates Maturing Beween 121 and 180 Months $ 2,521.2 26.7% 3.62/3.98 Fixed Rates Maturing Beween 181 and 240 Months $ 6,895.1 72.9% 3.65/4.09 Total $ 9,456.8 100.0% 3.64/4.06 Information as of 4/9/2012. Portfolio value is based on independent third-party pricing. Portfolio information includes all forward settling trades. Some totals may not foot due to rounding. cRESIDENTIAL REIT ARMOUR 6 EFTA01084352 ARMOUR Portfolio Constant Prepayment Rates ("CPR") 15 10 Monthly Portfolio Constant Prepayment Rate Prior Quarters 14.5 116 193 Current Months 4,9 F eeee is;'' is) 194 et m / d o se op se 1.5 15 10 S 0 10.1 April 2012 Agency Asset Class CPR 1 9.9 ARMs itytrkb 10 Year Pan 15 Year Pan. 20Year Pass- Portkgo Aerate Through‘ Through Through; ARMOUR expenses premium amortization monthly as it occurs. Constant Prepayment Rate ("CPR") is the annualized equivalent of single monthly mortality ("SMM"). CPR attempts to predict the percentage of principal that will prepay over the next twelve months based on historical principal pay downs. CPR is reported on the 4th business day of the month for the previous month's prepayment activity. DRESIDENTIAL RUT ARMOUR 7 EFTA01084353 ARMOUR Portfolio and Derivatives Duration Detail Agency Asset Class Current Value (millions) Weighted Average Purchase Price Weighted Average Current Market Price Weighted Average Net/Gross Coupon Estimated Effective Duration Using Current Values ARMs & Hybrids $ 2,587.3 104.0% 105.4% 3.72/4.16 -0.50 Fixed Rates Maturing in 120 Months or Less 403 102.7% 105.5% 3.63/3.99 2.26 Fixed Rates Maturing Beween 121 and 180 Months $ 2,521.2 104.5% 105.6% 3.62/3.98 2.54 Fixed Rates Maturing Beween 181 and 240 Months $ 6,895.1 104.9% 105.8% 3.65/4.09 4.06 Total or Weighted Average $ 12,044.0 104.6% 105.7% 3.66/4.08 2.76 Estimated Balance Sheet Duration Amount (millions) Duration Effect on Balance Sheet Agency Assets Derivatives (1) $ 12,044.0 5,571.0 2.76 -3.96 Net Balance Sheet Duration 0.63 (1) Derivatives consist of interest rate swaps and Eurodollar futures. Duration estimates are derived from third-party software. Actual realized yields, durations and net durations described herein will depend on a number of factors that cannot be predicted with certainty. If rates decline, the value of our derivatives will typically decline. Inversely, if rates increase, the value of our derivatives will typically increase. Portfolio information as of 4/9/2012. Derivative information as of 4/10/2012. Portfolio value is based on independent third-party pricing. Portfolio information includes all forward settling trades. Some totals may not foot due to rounding. cRESIDENTIAL REIT ARMOUR 8 EFTA01084354 ARMOUR Derivatives Detail Derivative Type (1) Remaining Term Weighted Average Remaining Term (Months) Notional Amount (millions) Weighted Average Rate Interest Rate Swap 0-12 Months 8 $ 20.0 0.53 Interest Rate Swap 13-24 Months 22 $ 290.0 1.09 Interest Rate Swap 25-36 Months 35 $ 305.0 1.59 Interest Rate Swap 37-48 Months 45 $ 2,325.0 0.94 Interest Rate Swap 49-60 Months 55 $ 2,500.0 1.19 Eurodollar Futures 0-42 Months 23 $ 131.0 1.82 Total or Weighted Average 47 $ 5,571.0 1.12 Amount (millions) % Hedged Non-ARM Assets Net Repo Balance $11,958.9 $11,226.6 46.6% 49.6% (1) Derivatives consist of interest rate swaps and Eurodollar futures. Active swap counterparties include: Citibank, M . , Deutsche Bank AG, JP Morgan Chase, M., Nomura Global Financial Products Inc., UBS AG, and Wells Fargo Bank, M. Information as of 4/10/2012. DRESIDENTIAL REIT ARMOUR 9 EFTA01084355 ARMOUR REPO Composition REPO Counter-Paityl" Principal Borrowed (millions) Percentage of REPO Positions with ARMOUR Weighted Average Maturity in Days Longest Maturity in Days 1 Merrill Lynch, Pierce, Fenner & Smith Inc. 807.4 7.1% 13 23 2 Mitsubishi UFJ Securities (USA), Inc. 733.5 6.4% S 15 3 Deutsche Bank Securities Inc. 669.0 5.9% 21 37 4 E. Morgan Securities LLC 655.8 5.8% 13 28 S Wells Fargo Bank, 633.4 5.6% 11 23 6 ICBC Financial Services LLC 616.8 5.4% 13 24 7 RBS Securities Inc. 597.1 5.2% 10 23 8 Goldman, Sachs & Co. 522.0 4.6% 15 28 9 Gleacher & Company Securities, Inc. 515.9 4.5% 17 30 10 BNP Paribas Securities Corp. 511.1 4.5% 2 3 11 South Street Securities LLC 490.3 4.3% 19 30 12 Barclays Capital Inc. 476.9 4.2% 19 30 13 Pierpont Securities LLC 463.0 4.1% 27 36 14 Citigroup Global Markets Inc. 422.5 3.7% 17 30 15 CRT Capital Group LLC 399.3 3.5% 18 30 16 UBS Securities LLC 397.4 3.5% 11 18 17 The Bank of Nova Scotia 389.2 3.4% 26 36 18 Cantor Fitzgerald & Co. Inc. 364.5 3.2% 18 23 19 ING Financial Markets LLC 356.5 3.1% 21 30 20 Credit Suisse Securities (USA) LLC 315.8 2.8% 7 8 21 Daiwa Securities America Inc. 283.5 2.5% S 7 22 Guggenheim Securities, LLC 254.8 2.2% 29 42 23 Mizuho Securities USA Inc. 214.4 1.9% 2 3 24 Nomura Securities International, Inc. 206.9 1.8% 24 30 25 Jefferies & Company, Inc. 49.7 0.4% 11 11 26 The Princeridge Group LLC 36.9 0.3% 1 1 Total or Weighted Average $ 11,383.5 100.0% 15 Weighted Average Haircut 4.80% Weighted Average Repo Rate 0.35% March Paydowns $ (157.0) Total REPO after Paydowns $ 11,226.6 Debt to Equity(2) Ratio after Paydowns 9.09 (1) ARMOUR has signed MRA's with 31 counterparties. (2) Equity is defined as additional paid-in capital. Information as of 4/9/2012. Some totals may not foot due to rounding. „ARMTOIA RESIDEN L RE UR IT 10 EFTA01084356 11ARMOUR RESIDENTIAL REIT iUR Residential REIT, Inc. 3001 Ocean Drive Suite 201 Vero Beach, FL 32963 EFTA01084357