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MRNS vs GBDC: Dividend Comparison 2026

MRNS yields 363.64% · GBDC yields 11.85%● Live data

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After 10 years · $10,000 invested · DRIP enabled
🏆 MRNS wins by $5722.94M in total portfolio value
10 years
MRNS
MRNS
● Live price
363.64%
Share price
$0.55
Annual div
$2.00
5Y div CAGR
0%
Payout ratio
50%
After 10 yrs · $10,000 · DRIP
Portfolio value
$5743.72M
Annual income
$3,727,348,542.31
Full MRNS calculator →
GBDC
GBDC
● Live price
11.85%
Share price
$12.66
Annual div
$1.50
5Y div CAGR
51.1%
Payout ratio
50%
After 10 yrs · $10,000 · DRIP
Portfolio value
$20.78M
Annual income
$16,389,263.41
Full GBDC calculator →

Portfolio growth — MRNS vs GBDC

📍 MRNS 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 PeriodMRNSGBDC
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, MRNS + GBDC cover 0 of 12 monthsgood coverage

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MRNS pays
GBDC pays
Both pay
Neither
💰

Tax Bracket Optimizer

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

MRNS
Annual income on $10K today (after 15% tax)
$30,909.09/yr
After 10yr DRIP, annual income (after tax)
$3,168,246,260.96/yr
GBDC
Annual income on $10K today (after 15% tax)
$1,007.11/yr
After 10yr DRIP, annual income (after tax)
$13,930,873.90/yr
At 15% tax rate, MRNS beats the other by $3,154,315,387.07/year in after-tax income after 10 years on $10,000
⚖️

Lazy Portfolio Split Optimizer

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

MRNS: 50%GBDC: 50%
100% GBDC50/50100% MRNS
Portfolio after 10yr
$2882.25M
Annual income
$1,871,868,902.85/yr
Blended yield
64.94%
📊

Analyst Conviction Gap

Where Wall Street is most bullish on MRNS right now

MRNS
Analyst Ratings
9
Buy
9
Hold
Consensus: Buy
Price Target
$3.67
+567.3% upside vs current
Range: $2.00 — $6.00
Altman Z
-20.1
Piotroski
3/9
GBDC
Analyst Ratings
6
Buy
5
Hold
Consensus: Buy
Price Target
$14.00
+10.6% 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)

MRNS buys
0
GBDC buys
2
PoliticianChamberTickerTypeAmountDate
David P. Joyce🏢 House$GBDC▼ Sell$1,001 - $15,0002023-06-30
David P. Joyce🏢 House$GBDC▼ Sell$15,001 - $50,0002023-06-19
David P. Joyce🏢 House$GBDC▼ Sell$15,001 - $50,0002022-07-14
David P. Joyce🏢 House$GBDC▼ Sell$15,001 - $50,0002022-07-12
Teresa Leger Fernandez🏢 House$GBDC▼ Sell$15,001 - $50,0002021-01-20
David P. Joyce🏢 House$GBDC▲ Buy$1,001 - $15,0002020-02-25
David P. Joyce🏢 House$GBDC▲ Buy$15,001 - $50,0002019-05-30
STOCK Act mandates disclosure within 45 days of transaction. Data via FMP.Full tracker →
MetricMRNSGBDC
Forward yield363.64%11.85%
Annual dividend / share$2.00$1.50
Payout ratio50%50%
1-year div growth0%0%
5-year div CAGR0%51.1%
Portfolio after 10y$5743.72M$20.78M
Annual income after 10y$3,727,348,542.31$16,389,263.41
Total dividends collected$5553.13M$20.36M
Payment frequencyquarterlyquarterly
SectorStockBDC
Analyst consensusBuyBuy
Analyst price target$3.67$14.00

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

YearMRNS PortfolioMRNS Income/yrGBDC PortfolioGBDC Income/yrGap
1← crossover$47,064$36,363.64$12,490$1,790.28+$34.6KMRNS
2$210,302$159,944.39$16,522$3,157.73+$193.8KMRNS
3$892,974$667,950.29$23,578$5,898.68+$869.4KMRNS
4$3,606,147$2,650,664.49$37,115$11,886.75+$3.57MMRNS
5$13,862,620$10,004,043.59$66,136$26,423.57+$13.80MMRNS
6$50,774,301$35,941,297.46$137,257$66,491.44+$50.64MMRNS
7$177,357,815$123,029,312.28$341,734$194,868.54+$177.02MMRNS
8$591,407,528$401,634,666.71$1,050,788$685,133.02+$590.36MMRNS
9$1,884,459,023$1,251,652,967.55$4,099,314$2,974,971.01+$1880.36MMRNS
10$5,743,719,697$3,727,348,542.31$20,775,530$16,389,263.41+$5722.94MMRNS

MRNS vs GBDC: Complete Analysis 2026

MRNSStock

Marinus Pharmaceuticals, Inc., a pharmaceutical company, focuses on development and commercialization of products for patients suffering from rare genetic epilepsies and other seizure disorders. It offers ZTALMY, an oral suspension for the treatment of seizures associated with cyclin-dependent kinase-like 5 deficiency disorder for adult and pediatric patient populations in acute and chronic care, and in-patient and self-administered settings. The company's ZTALMY product candidate acts at synaptic and extrasynaptic GABAA receptors, a target for its anti-seizure, antidepressant, and anxiolytic potential. It is developing ganaxolone for treating genetic epilepsy disorders, such as PCDH19-related epilepsy, tuberous sclerosis complex, depressive disorders, and Lennox-Gestaut Syndrome. Marinus Pharmaceuticals, Inc. has license agreement with Purdue Neuroscience Company and CyDex Pharmaceuticals, Inc.; and collaboration agreement with Orion Corporation. The company was incorporated in 2003 and is headquartered in Radnor, Pennsylvania.

Full MRNS Calculator →

GBDCBDC

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.