HomeCompareSDIIF vs GBDC

SDIIF vs GBDC: Dividend Comparison 2026

SDIIF yields 173.91% · GBDC yields 11.85%● Live data

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After 10 years · $10,000 invested · DRIP enabled
🏆 SDIIF wins by $33.65M in total portfolio value
10 years
SDIIF
SDIIF
● Live price
173.91%
Share price
$1.15
Annual div
$2.00
5Y div CAGR
0%
Payout ratio
50%
After 10 yrs · $10,000 · DRIP
Portfolio value
$54.43M
Annual income
$25,540,526.13
Full SDIIF 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 — SDIIF vs GBDC

📍 SDIIF 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 PeriodSDIIFGBDC
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, SDIIF + GBDC cover 0 of 12 monthsgood coverage

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
SDIIF pays
GBDC pays
Both pay
Neither
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Tax Bracket Optimizer

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

SDIIF
Annual income on $10K today (after 15% tax)
$14,782.61/yr
After 10yr DRIP, annual income (after tax)
$21,709,447.21/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, SDIIF beats the other by $7,778,573.31/year in after-tax income after 10 years on $10,000
⚖️

Lazy Portfolio Split Optimizer

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

SDIIF: 50%GBDC: 50%
100% GBDC50/50100% SDIIF
Portfolio after 10yr
$37.60M
Annual income
$20,964,894.77/yr
Blended yield
55.75%
📊

Analyst Conviction Gap

Where Wall Street is most bullish on GBDC right now

SDIIF
No analyst data
Altman Z
4.1
Piotroski
5/9
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.
🏛️

Copy Congress — What Are Politicians Buying?

Senate & House STOCK Act disclosures (last 90 days)

SDIIF 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 →
MetricSDIIFGBDC
Forward yield173.91%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$54.43M$20.78M
Annual income after 10y$25,540,526.13$16,389,263.41
Total dividends collected$50.87M$20.36M
Payment frequencyquarterlyquarterly
SectorStockBDC

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

YearSDIIF PortfolioSDIIF Income/yrGBDC PortfolioGBDC Income/yrGap
1← crossover$28,091$17,391.30$12,490$1,790.28+$15.6KSDIIF
2$75,716$45,658.36$16,522$3,157.73+$59.2KSDIIF
3$196,031$115,014.49$23,578$5,898.68+$172.5KSDIIF
4$488,047$278,294.64$37,115$11,886.75+$450.9KSDIIF
5$1,169,740$647,528.81$66,136$26,423.57+$1.10MSDIIF
6$2,702,070$1,450,448.98$137,257$66,491.44+$2.56MSDIIF
7$6,022,526$3,131,310.54$341,734$194,868.54+$5.68MSDIIF
8$12,966,757$6,522,654.60$1,050,788$685,133.02+$11.92MSDIIF
9$26,999,249$13,124,818.72$4,099,314$2,974,971.01+$22.90MSDIIF
10$54,429,723$25,540,526.13$20,775,530$16,389,263.41+$33.65MSDIIF

SDIIF vs GBDC: Complete Analysis 2026

SDIIFStock

SDI Group plc, through its subsidiaries, designs and manufactures scientific and technology products based on digital imaging in the United Kingdom, rest of Europe, the United States, Asia, and internationally. It operates in two segments, Digital Imaging and Sensors & Control segments. The company offers sensitive camera for life science and industrial applications under the Atik Camera brand name; cameras for art conservation under the Opus Instruments brand name; and camera that have applications in astronomy and life science fields under the Quantum Scientific Imaging brand name. It also offers precision re-circulating chiller, cooler, and heat exchanger to control the thermal environment; and supplies chemical dosing and control system for manufacturing industries. It offers off-the-shelf and custom-made electrochemical sensor for water-based applications under the Sentek name; system and software for automated gel-based DNA and protein fluorescence/chemiluminescence imaging under the G:BOX and NuGenius brands; automated and manual system for microbiological testing in various applications; ProtoCOL 3, a system that is used for vaccine and antibiotic development in pharmaceutical company; and AutoCOL, develops and manufactures a range of automated colony counting and zone sizing product. It also offers clean air solution; cooling solution; metalwork solution for commercial and industrial sector; and oven, incubator, and other temperature controlled product. It designs, manufactures, and calibration of pressure, vacuum, and gas flow measurement instrument; and flowmeter and control instrumentation; and precision micropattern product, as well as water purification product and vacuum ovens under the Cyclon Water Still and Gallenkamp vacuum ovens brands. The company was formerly known as Scientific Digital Imaging plc and changed its name to SDI Group plc in November 2019. SDI Group plc was incorporated in 2007 and is based in Cambridge, the United Kingdom.

Full SDIIF 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.