Is COSLF or MRK a better dividend investment in 2026?

COSLF currently yields 20000000.00% with a 5% 5-year dividend growth rate. MRK yields 2.76% with 8.2% growth. The better choice depends on your goal: COSLF offers higher current income.

What is the dividend yield difference between COSLF and MRK?

COSLF has a forward dividend yield of 20000000.00% ($2.00/share annually). MRK yields 2.76% ($3.32/share annually). The yield gap is 19999997.24 percentage points.

Home › Compare › COSLF vs MRK

COSLF vs MRK: Dividend Comparison 2026

COSLF yields 20000000.00% · MRK yields 2.76%● Live data

vsPost on X →

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

🏆 COSLF wins by $4.875981653489057e+49M in total portfolio value

INVESTMENT

TIME HORIZON10 years

COSLF

● Live price

20000000.00%

Share price

$0.00

Annual div

$2.00

5Y div CAGR

Payout ratio

50%

After 10 yrs · $10,000 · DRIP

Portfolio value

$4.875981653489057e+49M

Annual income

$48,759,336,949,911,260,000,000,000,000,000,000,000,000,000,000,000,000,000.00

Full COSLF calculator →

MRK

Merck & Co. Inc.

● Live price

2.76%

Share price

$120.31

Annual div

$3.32

5Y div CAGR

32.7%

Payout ratio

50%

After 10 yrs · $10,000 · DRIP

Portfolio value

$56.8K

Annual income

$9,798.13

Full MRK calculator →

Portfolio growth — COSLF vs MRK

📍 COSLF pulled ahead of the other in Year 1

Annual dividend income

🛡️

Recession Test — Did They Cut Dividends?

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

Crisis Period	COSLF	MRK
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%.

📅

Dividend Calendar Overlap

Combined, COSLF + MRK cover 0 of 12 months — good coverage

Jan

—

Feb

—

Mar

—

Apr

—

May

—

Jun

—

Jul

—

Aug

—

Sep

—

Oct

—

Nov

—

Dec

—

COSLF pays

MRK pays

Both pay

Neither

💰

Tax Bracket Optimizer

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

COSLF

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

$1,700,000,000.00/yr

After 10yr DRIP, annual income (after tax)

$41,445,436,407,424,570,000,000,000,000,000,000,000,000,000,000,000,000,000.00/yr

MRK

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

$234.56/yr

After 10yr DRIP, annual income (after tax)

$8,328.41/yr

At 15% tax rate, COSLF beats the other by $41,445,436,407,424,570,000,000,000,000,000,000,000,000,000,000,000,000,000.00/year in after-tax income after 10 years on $10,000

⚖️

Lazy Portfolio Split Optimizer

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

COSLF: 50%MRK: 50%

100% MRK50/50100% COSLF

Portfolio after 10yr

$2.4379908267445285e+49M

Annual income

$24,379,668,474,955,630,000,000,000,000,000,000,000,000,000,000,000,000,000.00/yr

Blended yield

100.00%

📊

Analyst Conviction Gap

Where Wall Street is most bullish on MRK right now

COSLF

No analyst data

Altman Z

-17.3

Piotroski

1/9

MRK

Analyst Ratings

Buy

Hold

Sell

Consensus: Buy

Price Target

$128.54

+6.8% 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)

COSLF buys

MRK buys

No recent congressional trades found for COSLF or MRK in the last 90 days.

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

MetricCOSLFMRK

Forward yield	20000000.00% ✓	2.76%
Annual dividend / share	$2.00	$3.32 ✓
Payout ratio	50%	50%
1-year div growth	0%	0%
5-year div CAGR	0%	32.7% ✓
Portfolio after 10y	$4.875981653489057e+49M	$56.8K ✓
Annual income after 10y	$48,759,336,949,911,260,000,000,000,000,000,000,000,000,000,000,000,000,000.00 ✓	$9,798.13
Total dividends collected	$4.875978515990276e+49M	$28.9K ✓
Payment frequency	quarterly	quarterly
Sector	Stock	Healthcare

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

Year	COSLF Portfolio	COSLF Income/yr	MRK Portfolio	MRK Income/yr	Gap
1← crossover	$2,000,010,700	$2,000,000,000.00	$11,206	$366.19	+$2000.00M → COSLF
2	$373,835,915,712,384	$373,833,775,700,934.50	$12,650	$502.35	+$373835915.70M → COSLF
3	$65,304,953,364,964,970,000	$65,304,553,360,535,160,000.00	$14,407	$694.19	+$65304953364964.95M → COSLF
4	$10,661,728,832,755,500,000,000,000	$10,661,658,956,455,399,000,000,000.00	$16,585	$967.82	+$10661728832755499008.00M → COSLF
5	$1,626,767,783,781,495,000,000,000,000,000	$1,626,756,375,731,643,800,000,000,000,000.00	$19,342	$1,363.89	+$1.626767783781495e+24M → COSLF
6	$231,974,330,054,625,100,000,000,000,000,000,000	$231,972,589,413,096,470,000,000,000,000,000,000.00	$22,913	$1,947.19	+$2.319743300546251e+29M → COSLF
7	$30,915,106,403,922,057,000,000,000,000,000,000,000,000	$30,914,858,191,388,900,000,000,000,000,000,000,000,000.00	$27,662	$2,823.89	+$3.0915106403922057e+34M → COSLF
8	$3,850,507,985,839,278,000,000,000,000,000,000,000,000,000,000	$3,850,474,906,675,425,000,000,000,000,000,000,000,000,000,000.00	$34,159	$4,173.35	+$3.8505079858392777e+39M → COSLF
9	$448,210,261,035,314,200,000,000,000,000,000,000,000,000,000,000,000	$448,206,140,991,769,400,000,000,000,000,000,000,000,000,000,000,000.00	$43,337	$6,308.80	+$4.4821026103531426e+44M → COSLF
10	$48,759,816,534,890,570,000,000,000,000,000,000,000,000,000,000,000,000,000	$48,759,336,949,911,260,000,000,000,000,000,000,000,000,000,000,000,000,000.00	$56,776	$9,798.13	+$4.875981653489057e+49M → COSLF

COSLF vs MRK: Complete Analysis 2026

COSLF — Stock

CO2 Solutions Inc. develops proprietary technologies for the capture and production of carbon dioxide (CO2) in Canada, the United States, and Europe. It focuses on commercializing an enzyme-based technology for efficient CO2 capture from various industrial flue gasses for reuse or sequestration. The company's technology has various industrial applications, such as enhanced oil recovery, oil and gas, pulp and paper, water treatment, cement, beverage carbonation, greenhouses, and other uses. It has a collaboration agreement with Hatch Ltd. to deliver carbon capture systems. CO2 Solutions Inc. was founded in 1997 and is headquartered in Quebec City, Canada.

Full COSLF 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 →

📬

Get this COSLF vs MRK comparison by email

Save your analysis + weekly dividend insights. Free forever.

More comparisons

COSLF vs SCHD COSLF vs JEPI COSLF vs O COSLF vs KO COSLF vs MAIN COSLF vs JNJ COSLF vs ABBV COSLF vs PFE

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