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SDPI vs GBDC: Dividend Comparison 2026

SDPI yields 198.02% · GBDC yields 11.85%● Live data

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After 10 years · $10,000 invested · DRIP enabled
🏆 SDPI wins by $91.92M in total portfolio value
10 years
SDPI
SDPI
● Live price
198.02%
Share price
$1.01
Annual div
$2.00
5Y div CAGR
0%
Payout ratio
50%
After 10 yrs · $10,000 · DRIP
Portfolio value
$112.70M
Annual income
$56,534,499.65
Full SDPI 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 — SDPI vs GBDC

📍 SDPI 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 PeriodSDPIGBDC
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, SDPI + GBDC cover 0 of 12 monthsgood coverage

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
SDPI 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.

SDPI
Annual income on $10K today (after 15% tax)
$16,831.68/yr
After 10yr DRIP, annual income (after tax)
$48,054,324.70/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, SDPI beats the other by $34,123,450.80/year in after-tax income after 10 years on $10,000
⚖️

Lazy Portfolio Split Optimizer

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

SDPI: 50%GBDC: 50%
100% GBDC50/50100% SDPI
Portfolio after 10yr
$66.74M
Annual income
$36,461,881.52/yr
Blended yield
54.64%
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Analyst Conviction Gap

Where Wall Street is most bullish on GBDC right now

SDPI
Analyst Ratings
5
Buy
Consensus: Buy
Altman Z
0.8
Piotroski
4/9
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)

SDPI 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 →
MetricSDPIGBDC
Forward yield198.02%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$112.70M$20.78M
Annual income after 10y$56,534,499.65$16,389,263.41
Total dividends collected$106.15M$20.36M
Payment frequencyquarterlyquarterly
SectorStockBDC
Analyst consensusBuyBuy

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

YearSDPI PortfolioSDPI Income/yrGBDC PortfolioGBDC Income/yrGap
1← crossover$30,502$19,801.98$12,490$1,790.28+$18.0KSDPI
2$89,086$56,448.56$16,522$3,157.73+$72.6KSDPI
3$249,403$154,080.96$23,578$5,898.68+$225.8KSDPI
4$670,003$403,142.26$37,115$11,886.75+$632.9KSDPI
5$1,729,066$1,012,162.66$66,136$26,423.57+$1.66MSDPI
6$4,291,289$2,441,188.37$137,257$66,491.44+$4.15MSDPI
7$10,253,990$5,662,310.92$341,734$194,868.54+$9.91MSDPI
8$23,616,660$12,644,890.45$1,050,788$685,133.02+$22.57MSDPI
9$52,487,868$27,218,041.68$4,099,314$2,974,971.01+$48.39MSDPI
10$112,696,518$56,534,499.65$20,775,530$16,389,263.41+$91.92MSDPI

SDPI vs GBDC: Complete Analysis 2026

SDPIStock

Superior Drilling Products, Inc., a drilling and completion tool technology company, innovates, designs, engineers, manufactures, sells, rents, and repairs drilling and completion tools in the United States, Canada, the Middle East, and Eastern Europe. Its drilling solutions include Drill-N-Ream, a dual-section wellbore conditioning tool; Strider, a drill string oscillation system technology; and V-Stream, an advanced conditioning system. The company also engages in the manufacture and refurbishment of polycrystalline diamond compact drill bits for an oil field services company. It serves oil and natural gas drilling industry. The company was formerly known as SD Company, Inc. and changed its name to Superior Drilling Products, Inc. in May 2014. Superior Drilling Products, Inc. was founded in 1993 and is headquartered in Vernal, Utah.

Full SDPI 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.