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PRLO vs MRK: Dividend Comparison 2026

PRLO yields 2000000.00% · MRK yields 2.81%● Live data

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After 10 years · $10,000 invested · DRIP enabled
🏆 PRLO wins by $4.879226400974806e+39M in total portfolio value
10 years
PRLO
PRLO
● Live price
2000000.00%
Share price
$0.00
Annual div
$2.00
5Y div CAGR
0%
Payout ratio
50%
After 10 yrs · $10,000 · DRIP
Portfolio value
$4.879226400974806e+39M
Annual income
$4,878,746,539,330,970,000,000,000,000,000,000,000,000,000,000.00
Full PRLO calculator →
MRK
Merck & Co. Inc.
● Live price
2.81%
Share price
$118.10
Annual div
$3.32
5Y div CAGR
32.7%
Payout ratio
50%
After 10 yrs · $10,000 · DRIP
Portfolio value
$57.7K
Annual income
$10,113.78
Full MRK calculator →

Portfolio growth — PRLO vs MRK

📍 PRLO 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 PeriodPRLOMRK
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, PRLO + MRK cover 0 of 12 months — good coverage

Jan
—
Feb
—
Mar
—
Apr
—
May
—
Jun
—
Jul
—
Aug
—
Sep
—
Oct
—
Nov
—
Dec
—
PRLO pays
MRK pays
Both pay
Neither
💰

Tax Bracket Optimizer

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

PRLO
Annual income on $10K today (after 15% tax)
$170,000,000.00/yr
After 10yr DRIP, annual income (after tax)
$4,146,934,558,431,324,500,000,000,000,000,000,000,000,000,000.00/yr
MRK
Annual income on $10K today (after 15% tax)
$238.95/yr
After 10yr DRIP, annual income (after tax)
$8,596.71/yr
At 15% tax rate, PRLO beats the other by $4,146,934,558,431,324,500,000,000,000,000,000,000,000,000,000.00/year in after-tax income after 10 years on $10,000
⚖️

Lazy Portfolio Split Optimizer

What's the optimal mix of PRLO + MRK for your $10,000?

PRLO: 50%MRK: 50%
100% MRK50/50100% PRLO
Portfolio after 10yr
$2.439613200487403e+39M
Annual income
$2,439,373,269,665,485,000,000,000,000,000,000,000,000,000,000.00/yr
Blended yield
99.99%
📊

Analyst Conviction Gap

Where Wall Street is most bullish on MRK right now

PRLO
No analyst data
MRK
Analyst Ratings
24
Buy
12
Hold
1
Sell
Consensus: Buy
Price Target
$128.54
+8.8% upside vs current
Range: $100.00 — $150.00
Altman Z
4.0
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)

PRLO buys
0
MRK buys
8
PoliticianChamberTickerTypeAmountDate
Josh Gottheimer🏢 House$MRK▲ Buy$1,001 - $15,0002026-02-04
Michael McCaul🏢 House$MRK▼ Sell$15,001 - $50,0002026-01-13
Gilbert Cisneros🏢 House$MRK▲ Buy$1,001 - $15,0002025-12-19
Julie Johnson🏢 House$MRK▼ Sell$1,001 - $15,0002025-12-18
Julie Johnson🏢 House$MRK▼ Sell$1,001 - $15,0002025-11-13
Ro Khanna🏢 House$MRK▼ Sell$1,001 - $15,0002025-09-29
Val Hoyle🏢 House$MRK▼ Sell$1,001 - $15,0002025-09-23
Marjorie Taylor Greene🏢 House$MRK▲ Buy$1,001 - $15,0002025-08-28
Julie Johnson🏢 House$MRK▼ Sell$1,001 - $15,0002025-08-14
Gilbert Cisneros🏢 House$MRK▲ Buy$1,001 - $15,0002025-08-05
STOCK Act mandates disclosure within 45 days of transaction. Data via FMP.Full tracker →
MetricPRLOMRK
Forward yield2000000.00% ✓2.81%
Annual dividend / share$2.00$3.32 ✓
Payout ratio50%50%
1-year div growth0%0%
5-year div CAGR0%32.7% ✓
Portfolio after 10y$4.879226400974806e+39M$57.7K ✓
Annual income after 10y$4,878,746,539,330,970,000,000,000,000,000,000,000,000,000,000.00 ✓$10,113.78
Total dividends collected$4.879195005460081e+39M$29.8K ✓
Payment frequencyquarterlyquarterly
SectorStockHealthcare

Year-by-year: PRLO vs MRK ($10,000, DRIP)

YearPRLO PortfolioPRLO Income/yrMRK PortfolioMRK Income/yrGap
1← crossover$200,010,700$200,000,000.00$11,213$373.04+$200.00M → PRLO
2$3,738,731,768,458$3,738,517,757,009.35$12,667$512.06+$3738731.76M → PRLO
3$65,315,062,866,930,490$65,311,062,423,938,240.00$14,439$708.14+$65315062866.92M → PRLO
4$1,066,400,830,062,625,000,000$1,066,330,942,945,357,500,000.00$16,640$988.16+$1066400830062625.00M → PRLO
5$16,272,182,796,453,826,000,000,000$16,271,041,747,565,660,000,000,000.00$19,432$1,394.07+$16272182796453826560.00M → PRLO
6$232,054,240,113,661,900,000,000,000,000$232,036,828,878,069,680,000,000,000,000.00$23,057$1,992.90+$2.3205424011366188e+23M → PRLO
7$3,092,799,066,104,688,500,000,000,000,000,000$3,092,550,768,067,767,400,000,000,000,000,000.00$27,889$2,894.79+$3.0927990661046884e+27M → PRLO
8$38,524,105,697,352,694,000,000,000,000,000,000,000$38,520,796,402,351,967,000,000,000,000,000,000,000.00$34,518$4,286.29+$3.8524105697352695e+31M → PRLO
9$448,468,826,014,798,700,000,000,000,000,000,000,000,000$448,427,605,221,702,600,000,000,000,000,000,000,000,000.00$43,912$6,494.35+$4.484688260147987e+35M → PRLO
10$4,879,226,400,974,806,000,000,000,000,000,000,000,000,000,000$4,878,746,539,330,970,000,000,000,000,000,000,000,000,000,000.00$57,714$10,113.78+$4.879226400974806e+39M → PRLO

PRLO vs MRK: Complete Analysis 2026

PRLO — Stock

Prologic Management Systems, Inc. does not have significant operations. Prior to February 2004, the company provided systems integration services, technology products, and related services. Prologic Management Systems was co-founded by James M. Heim in 1984. The company is based in Tucson, Arizona.

Full PRLO Calculator →

MRK — Healthcare

Merck & Co., Inc. operates as a healthcare company worldwide. It operates through two segments, Pharmaceutical and Animal Health. The Pharmaceutical segment offers human health pharmaceutical products in the areas of oncology, hospital acute care, immunology, neuroscience, virology, cardiovascular, and diabetes, as well as vaccine products, such as preventive pediatric, adolescent, and adult vaccines. The Animal Health segment discovers, develops, manufactures, and markets veterinary pharmaceuticals, vaccines, and health management solutions and services, as well as digitally connected identification, traceability, and monitoring products. It serves drug wholesalers and retailers, hospitals, and government agencies; managed health care providers, such as health maintenance organizations, pharmacy benefit managers, and other institutions; and physicians and physician distributors, veterinarians, and animal producers. The company has collaborations with AstraZeneca PLC; Bayer AG; Eisai Co., Ltd.; Ridgeback Biotherapeutics; and Gilead Sciences, Inc. to jointly develop and commercialize long-acting treatments in HIV. Merck & Co., Inc. was founded in 1891 and is headquartered in Kenilworth, New Jersey.

Full MRK 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.