Exhibit 99.1

ORCHID ISLAND CAPITAL ANNOUNCES

 AUGUST 2025 MONTHLY DIVIDEND AND

JULY 31, 2025 RMBS PORTFOLIO CHARACTERISTICS

● August 2025 Monthly Dividend of $0.12 Per Share of Common Stock

● RMBS Portfolio Characteristics as of July 31, 2025

● Next Dividend Announcement Expected September 8, 2025

Vero Beach, Fla., August 13, 2025 - Orchid Island Capital, Inc. (the “Company”) (NYSE: ORC) announced today that the Board of Directors of the Company declared a monthly cash dividend for the month of August 2025. The dividend of $0.12 per share will be paid September 29, 2025 to holders of record of the Company’s common stock on August 29, 2025, with an ex-dividend date of August 29, 2025. The Company plans on announcing its next common stock dividend on September 8, 2025.

The Company intends to make regular monthly cash distributions to its holders of common stock. In order to qualify as a real estate investment trust (“REIT”), the Company must distribute annually to its stockholders an amount at least equal to 90% of its REIT taxable income, determined without regard to the deduction for dividends paid and excluding any net capital gain. The Company will be subject to income tax on taxable income that is not distributed and to an excise tax to the extent that a certain percentage of its taxable income is not distributed by specified dates. The Company has not established a minimum distribution payment level and is not assured of its ability to make distributions to stockholders in the future.

As of August 13, 2025, the Company had 133,172,673 shares of common stock outstanding. As of July 31, 2025, the Company had 130,595,848 shares of common stock outstanding. As of June 30, 2025, the Company had 126,566,926 shares of common stock outstanding.

RMBS Portfolio Characteristics

Details of the RMBS portfolio as of July 31, 2025 are presented below. These figures are preliminary and subject to change. The information contained herein is an intra-quarter update created by the Company based upon information that the Company believes is accurate:

● RMBS Valuation Characteristics

● RMBS Assets by Agency

● Investment Company Act of 1940 (Whole Pool) Test Results

● Repurchase Agreement Exposure by Counterparty

● RMBS Risk Measures

About Orchid Island Capital, Inc.

Orchid Island Capital, Inc. is a specialty finance company that invests on a leveraged basis in Agency RMBS. Our investment strategy focuses on, and our portfolio consists of, two categories of Agency RMBS: (i) traditional pass-through Agency RMBS, such as mortgage pass-through certificates and collateralized mortgage obligations issued by Fannie Mae, Freddie Mac or Ginnie Mae, and (ii) structured Agency RMBS. The Company is managed by Bimini Advisors, LLC, a registered investment adviser with the Securities and Exchange Commission.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 and other federal securities laws. These forward-looking statements include, but are not limited to, statements about the Company’s distributions. These forward-looking statements are based upon Orchid Island Capital, Inc.’s present expectations, but these statements are not guaranteed to occur. Investors should not place undue reliance upon forward-looking statements. For further discussion of the factors that could affect outcomes, please refer to the “Risk Factors” section of the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2024.

RMBS Valuation Characteristics
($ in thousands)
																							Realized
																				Realized			May-25 -
																				Jul-25			Jul-25
										Net								Weighted		CPR			CPR
										Weighted								Average		(1-Month)			(3-Month)			Modeled Interest
	Current		Fair		% of			Current		Average								Maturity		(Reported			(Reported			Rate Sensitivity (1)
Type	Face		Value		Portfolio			Price		Coupon			GWAC			Age		(Months)		in Aug)			in Aug)			(-50 BPS)			(+50 BPS)
Fixed Rate RMBS
30yr 3.0	$	848,648	$	741,107		10.08	%		87.33		3.00	%		3.48	%		53		299		7.8	%		6.9	%	$	21,788		$	(22,024	)
30yr 3.5		166,312		151,220		2.06	%		90.93		3.50	%		4.04	%		65		282		9.4	%		8.3	%		4,127			(4,170	)
30yr 4.0		158,877		148,139		2.02	%		93.24		4.00	%		4.70	%		51		304		9.3	%		6.6	%		3,837			(3,986	)
30yr 4.5		285,759		272,923		3.71	%		95.51		4.50	%		5.44	%		37		318		13.3	%		10.9	%		5,919			(6,433	)
30yr 5.0		418,604		410,003		5.58	%		97.95		5.00	%		5.92	%		32		322		7.6	%		9.9	%		8,643			(9,528	)
30yr 5.5		1,237,391		1,243,479		16.92	%		100.49		5.50	%		6.42	%		13		342		8.5	%		7.3	%		23,348			(27,107	)
30yr 6.0		2,457,281		2,513,089		34.19	%		102.27		6.00	%		6.93	%		11		344		9.2	%		8.7	%		31,899			(40,450	)
30yr 6.5		1,525,438		1,585,715		21.57	%		103.95		6.50	%		7.40	%		13		343		14.9	%		15.5	%		13,850			(19,122	)
30yr 7.0		256,727		270,437		3.68	%		105.34		7.00	%		7.94	%		21		331		15.6	%		25.6	%		1,890			(2,587	)
30yr Total		7,355,037		7,336,112		99.80	%		99.74		5.49	%		6.35	%		21		333		10.4	%		10.3	%		115,301			(135,407	)
Total Pass-Through RMBS		7,355,037		7,336,112		99.80	%		99.74		5.49	%		6.35	%		21		333		10.4	%		10.3	%		115,301			(135,407	)
Structured RMBS
IO 20yr 4.0		6,029		504		0.01	%		8.37		4.00	%		4.57	%		162		72		11.9	%		12.7	%		2			(2	)
IO 30yr 3.0		2,472		300		0.00	%		12.12		3.00	%		3.64	%		126		224		26.8	%		10.4	%		-			(1	)
IO 30yr 4.0		67,107		12,622		0.17	%		18.81		4.00	%		4.59	%		131		220		7.0	%		6.7	%		(211	)		138
IO 30yr 4.5		2,912		533		0.01	%		18.29		4.50	%		4.99	%		181		166		8.9	%		8.3	%		(3	)		1
IO 30yr 5.0		1,539		322		0.00	%		20.92		5.00	%		5.37	%		181		166		15.5	%		8.3	%		(4	)		2
IO Total		80,059		14,281		0.19	%		17.84		4.01	%		4.59	%		136		206		8.2	%		7.3	%		(216	)		138
IIO 30yr 4.0		19,647		185		0.00	%		0.94		0.00	%		4.40	%		94		254		9.5	%		5.7	%		92			(64	)
Total Structured RMBS		99,706		14,466		0.20	%		14.51		3.22	%		4.55	%		128		215		8.4	%		7.0	%		(124	)		74
Total Mortgage Assets	$	7,454,743	$	7,350,578		100.00	%				5.46	%		6.33	%		23		332		10.3	%		10.3	%	$	115,177		$	(135,333	)

				Hedge	Modeled Interest
	Notional			Period	Rate Sensitivity (1)
Hedge	Balance			End	(-50 BPS)			(+50 BPS)
3-Month SOFR Futures	$	(115,000	)	Aug-26	$	(1,150	)	$	1,150
5-Year Treasury Future(2)		(562,500	)	Sep-25		(11,695	)		11,433
10-Year Treasury Future(3)		(228,500	)	Sep-25		(7,455	)		7,243
10-Year Ultra Treasury Future(4)		(197,500	)	Sep-25		(8,658	)		8,292
5-Year ERIS SOFR Swap Futures		(10,000	)	Sep-25		(231	)		224
Swaps		(3,843,300	)	Feb-31		(96,488	)		93,225
TBA Short		(340,000	)	Aug-25		(2,505	)		3,747
Hedge Total	$	(5,296,800	)		$	(128,182	)	$	125,314
Rate Shock Grand Total					$	(13,005	)	$	(10,019	)

(1) Modeled results from Citigroup Global Markets Inc. Yield Book. Interest rate shocks assume instantaneous parallel shifts and horizon prices are calculated assuming constant SOFR option-adjusted spreads. These results are for illustrative purposes only and actual results may differ materially.

(2)	Five-year Treasury futures contracts were valued at prices of $108.17 at July 31, 2025. The market value of the short position was $608.5 million.
(3)	Ten-year Treasury futures contracts were valued at prices of $111.06 at July 31, 2025. The market value of the short position was $253.8 million.
(4)	Ten-year Ultra futures contracts were valued at prices of $113.08 at July 31, 2025. The market value of the short position was $223.3 million.

RMBS Assets by Agency
($ in thousands)
			Percentage
	Fair		of
Asset Category	Value		Portfolio
As of July 31, 2025
Fannie Mae	$	4,419,539		60.1	%
Freddie Mac		2,931,039		39.9	%
Total Mortgage Assets	$	7,350,578		100.0	%

Investment Company Act of 1940 Whole Pool Test
($ in thousands)
			Percentage
	Fair		of
Asset Category	Value		Portfolio
As of July 31, 2025
Non-Whole Pool Assets	$	417,423		5.7	%
Whole Pool Assets		6,933,155		94.3	%
Total Mortgage Assets	$	7,350,578		100.0	%

Borrowings By Counterparty
($ in thousands)
						Weighted			Weighted
			% of			Average			Average
	Total		Total			Repo			Maturity		Longest
As of July 31, 2025	Borrowings		Debt			Rate			in Days		Maturity
J.P. Morgan Securities LLC	$	343,768		5.0	%		4.51	%		59	10/23/2025
Mirae Asset Securities (USA) Inc.		334,110		4.9	%		4.42	%		79	11/13/2025
ASL Capital Markets Inc.		326,866		4.8	%		4.48	%		44	9/18/2025
ABN AMRO Bank N.V.		324,146		4.8	%		4.47	%		51	9/22/2025
Marex Capital Markets Inc.		307,526		4.5	%		4.47	%		28	9/25/2025
Citigroup Global Markets Inc		303,177		4.5	%		4.49	%		87	10/30/2025
Wells Fargo Bank, N.A.		301,894		4.4	%		4.49	%		14	8/14/2025
Goldman, Sachs & Co		301,322		4.4	%		4.48	%		28	8/29/2025
RBC Capital Markets, LLC		300,339		4.4	%		4.52	%		20	8/27/2025
DV Securities, LLC Repo		293,657		4.3	%		4.48	%		71	10/28/2025
ING Financial Markets LLC		292,441		4.3	%		4.49	%		48	9/17/2025
Daiwa Securities America Inc.		291,352		4.3	%		4.50	%		47	9/23/2025
Bank of Montreal		288,463		4.2	%		4.50	%		35	10/28/2025
South Street Securities, LLC		280,229		4.1	%		4.47	%		58	10/14/2025
StoneX Financial Inc.		280,050		4.1	%		4.49	%		49	9/18/2025
Clear Street LLC		278,404		4.1	%		4.48	%		44	9/22/2025
Cantor Fitzgerald & Co		277,431		4.1	%		4.50	%		27	8/27/2025
Merrill Lynch, Pierce, Fenner & Smith		260,388		3.8	%		4.51	%		22	8/25/2025
MUFG Securities Canada, Ltd.		254,861		3.7	%		4.47	%		8	8/8/2025
Mitsubishi UFJ Securities (USA), Inc.		247,115		3.6	%		4.49	%		61	10/14/2025
The Bank of Nova Scotia		243,502		3.6	%		4.49	%		54	10/23/2025
Banco Santander SA		187,018		2.7	%		4.50	%		47	9/16/2025
Nomura Securities International, Inc.		142,942		2.1	%		4.47	%		25	9/8/2025
Mizuho Securities USA LLC		136,238		2.0	%		4.52	%		28	8/28/2025
Natixis, New York Branch		104,700		1.5	%		4.49	%		28	8/29/2025
Wells Fargo Securities, LLC		73,823		1.1	%		4.48	%		89	10/28/2025
Lucid Prime Fund, LLC		34,862		0.5	%		4.50	%		14	8/14/2025
Total Borrowings	$	6,810,624		100.0	%		4.49	%		44	11/13/2025

Contact:

Orchid Island Capital, Inc.

Robert E. Cauley

3305 Flamingo Drive, Vero Beach, Florida 32963

Telephone: (772) 231-1400