Is IRBS or GBDC a better dividend investment in 2026?

IRBS currently yields 3333333.33% with a 5% 5-year dividend growth rate. GBDC yields 11.86% with 5% growth. The better choice depends on your goal: IRBS offers higher current income.

What is the dividend yield difference between IRBS and GBDC?

IRBS has a forward dividend yield of 3333333.33% ($2.00/share annually). GBDC yields 11.86% ($1.50/share annually). The yield gap is 3333321.47 percentage points.

Home › Compare › IRBS vs GBDC

IRBS vs GBDC: Dividend Comparison 2026

IRBS yields 3333333.33% · GBDC yields 11.86%● Live data

vsPost on X →

After 10 years · $10,000 invested · DRIP enabled

🏆 IRBS wins by $8.066963011092293e+41M in total portfolio value

INVESTMENT

TIME HORIZON10 years

IRBS

● Live price

3333333.33%

Share price

$0.00

Annual div

$2.00

5Y div CAGR

Payout ratio

50%

After 10 yrs · $10,000 · DRIP

Portfolio value

$8.066963011092293e+41M

Annual income

$806,648,697,106,848,200,000,000,000,000,000,000,000,000,000,000.00

Full IRBS calculator →

GBDC

● Live price

11.86%

Share price

$12.65

Annual div

$1.50

5Y div CAGR

51.1%

Payout ratio

50%

After 10 yrs · $10,000 · DRIP

Portfolio value

$20.85M

Annual income

$16,450,733.83

Full GBDC calculator →

Portfolio growth — IRBS vs GBDC

📍 IRBS pulled ahead of the other in Year 1

Annual dividend income

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Recession Test — Did They Cut Dividends?

How each stock treated shareholders during the 3 biggest crises of the last 20 years

Crisis Period	IRBS	GBDC
2008–2009 GFC	— No data	— No data
2020 Q1–Q2 COVID	— No data	— No data
2022 Q4 Rate Hike	— No data	— No data

Based on dividend payment history. "Increased" = dividend grew during crisis. "Maintained" = held within 3%. "Cut" = reduced by more than 3%.

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Dividend Calendar Overlap

Combined, IRBS + GBDC cover 0 of 12 months — good coverage

Jan

—

Feb

—

Mar

—

Apr

—

May

—

Jun

—

Jul

—

Aug

—

Sep

—

Oct

—

Nov

—

Dec

—

IRBS pays

GBDC pays

Both pay

Neither

💰

Tax Bracket Optimizer

Which stock is actually better after tax? Adjust your rate to find out.

IRBS

Annual income on $10K today (after 15% tax)

$283,333,333.33/yr

After 10yr DRIP, annual income (after tax)

$685,651,392,540,820,900,000,000,000,000,000,000,000,000,000,000.00/yr

GBDC

Annual income on $10K today (after 15% tax)

$1,007.91/yr

After 10yr DRIP, annual income (after tax)

$13,983,123.76/yr

At 15% tax rate, IRBS beats the other by $685,651,392,540,820,900,000,000,000,000,000,000,000,000,000,000.00/year in after-tax income after 10 years on $10,000

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Lazy Portfolio Split Optimizer

What's the optimal mix of IRBS + GBDC for your $10,000?

IRBS: 50%GBDC: 50%

100% GBDC50/50100% IRBS

Portfolio after 10yr

$4.033481505546146e+41M

Annual income

$403,324,348,553,424,100,000,000,000,000,000,000,000,000,000,000.00/yr

Blended yield

99.99%

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Analyst Conviction Gap

Where Wall Street is most bullish on GBDC right now

IRBS

No analyst data

Altman Z

-999.7

Piotroski

2/9

GBDC

Analyst Ratings

Buy

Hold

Consensus: Buy

Price Target

$14.00

+10.7% upside vs current

Range: $13.00 — $15.00

Altman Z

0.6

Piotroski

6/9

Analyst ratings via FMP. Altman Z-Score: >3.0 safe, 1.81–3.0 grey zone, <1.81 distress. Piotroski: 7–9 strong, 0–3 weak.

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Copy Congress — What Are Politicians Buying?

Senate & House STOCK Act disclosures (last 90 days)

IRBS buys

GBDC buys

No recent congressional trades found for IRBS or GBDC in the last 90 days.

STOCK Act mandates disclosure within 45 days of transaction. Data via FMP.Full tracker →

MetricIRBSGBDC

Forward yield	3333333.33% ✓	11.86%
Annual dividend / share	$2.00 ✓	$1.50
Payout ratio	50%	50%
1-year div growth	0%	0%
5-year div CAGR	0%	51.1% ✓
Portfolio after 10y	$8.066963011092293e+41M	$20.85M ✓
Annual income after 10y	$806,648,697,106,848,200,000,000,000,000,000,000,000,000,000,000.00 ✓	$16,450,733.83
Total dividends collected	$8.066931866681733e+41M	$20.43M ✓
Payment frequency	quarterly	quarterly
Sector	Stock	BDC

Year-by-year: IRBS vs GBDC ($10,000, DRIP)

Year	IRBS Portfolio	IRBS Income/yr	GBDC Portfolio	GBDC Income/yr	Gap
1← crossover	$333,344,033	$333,333,333.33	$12,492	$1,791.70	+$333.33M → IRBS
2	$10,384,906,003,142	$10,384,549,325,025.96	$16,527	$3,160.58	+$10384905.99M → IRBS
3	$302,363,748,270,118,850	$302,352,636,420,695,500.00	$23,588	$5,904.90	+$302363748270.10M → IRBS
4	$8,227,619,721,265,916,000,000	$8,227,296,192,055,268,000,000.00	$37,141	$11,901.65	+$8227619721265916.00M → IRBS
5	$209,235,859,949,820,440,000,000,000	$209,227,056,396,718,700,000,000,000.00	$66,205	$26,463.38	+$209235859949820444672.00M → IRBS
6	$4,972,966,428,923,558,700,000,000,000,000	$4,972,742,546,553,412,000,000,000,000,000.00	$137,452	$66,612.65	+$4.972966428923559e+24M → IRBS
7	$110,461,904,714,538,420,000,000,000,000,000,000	$110,456,583,640,459,500,000,000,000,000,000,000.00	$342,372	$195,298.53	+$1.1046190471453842e+29M → IRBS
8	$2,293,122,282,540,014,600,000,000,000,000,000,000,000	$2,293,004,088,301,970,000,000,000,000,000,000,000,000.00	$1,053,292	$686,954.33	+$2.2931222825400146e+33M → IRBS
9	$44,489,721,851,484,010,000,000,000,000,000,000,000,000,000	$44,487,268,210,641,690,000,000,000,000,000,000,000,000,000.00	$4,111,439	$2,984,416.95	+$4.448972185148401e+37M → IRBS
10	$806,696,301,109,229,300,000,000,000,000,000,000,000,000,000,000	$806,648,697,106,848,200,000,000,000,000,000,000,000,000,000,000.00	$20,849,974	$16,450,733.83	+$8.066963011092293e+41M → IRBS

IRBS vs GBDC: Complete Analysis 2026

IRBS — Stock

IR BioSciences Holdings, Inc. operates as a development stage biotechnology company in the United States. The company, through its subsidiary, ImmuneRegen BioSciences, Inc., engages in the research and development of therapies in the areas of pulmonary fibrosis, influenza infection, and radiation-induced Neutropenia. It is involved in the development of Homspera, and its derivates Radilex and Viprovex, for human stem cell stimulation, immune system stimulation and anti-infective activity, vaccine adjuvancy, and wound healing. IR BioSciences Holdings, Inc. was founded in 1999 and is headquartered in Scottsdale, Arizona.

Full IRBS Calculator →

GBDC — BDC

Golub Capital BDC, Inc. (GBDC) is a business development company and operates as an externally managed closed-end non-diversified management investment company. It invests in debt and minority equity investments in middle-market companies that are, in most cases, sponsored by private equity investors. It typically invests in diversified consumer services, automobiles, healthcare technology, insurance, health care equipment and supplies, hotels, restaurants and leisure, healthcare providers and services, IT services and specialty retails. It seeks to invest in the United States. It primarily invests in first lien traditional senior debt, first lien one stop, junior debt and equity, senior secured, one stop, unitranche, second lien, subordinated and mezzanine loans of middle-market companies, and warrants.

Full GBDC Calculator →

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⚠️ Educational purposes only. Not financial advice. Congressional trades sourced from SEC STOCK Act filings via FMP. Past performance does not guarantee future results.