OS Therapies Incorporated (OSTX) Total Return Calculator with Dividends Reinvested

OS Therapies Incorporated

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The total return for OS Therapies Incorporated (OSTX) stock is +4.65% over the past 12 months. So far it's up 34.33% this year. The 5-year total return is -28.29%, meaning $10,000 invested in OSTX stock 5 years ago would be worth $7,171 today. Total return includes price appreciation plus reinvesting any dividends paid out.

If you invested $10,000 in OSTX 1 year ago, it would be worth $10,000 today — you'd have gained $0.

With Dividends Reinvested$10,000+0.00%

Price Only (No DRIP)$10,000+0.00%

Period2025-06-30 → 2026-06-26

Price

Total Return (DRIP)

S&P 500

If You Invested $10,000 in OSTX

1Y$10,465+$465 (+4.7%)4.7% CAGR

3Y$7,171-$2,829 (-28.3%)-10.5% CAGR

5Y$7,171-$2,829 (-28.3%)-6.4% CAGR

10Y$7,171-$2,829 (-28.3%)-3.3% CAGR

15Y$7,171-$2,829 (-28.3%)-2.2% CAGR

20Y$7,171-$2,829 (-28.3%)-1.6% CAGR

30Y$7,171-$2,829 (-28.3%)-1.1% CAGR

OS Therapies Incorporated did not pay dividends during this period. Total return = price return.

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As of 2026-06-28

Performance Summary

Best Year+70.52%2024

Worst Year-66.51%2025

Max Drawdown-53.60%2025-08-27 → 2026-02-12

Period	Total Return	CAGR	Price Only	Div. Contrib.	$10K →
YTD	+34.33%	—	+40.30%	—	$13,433
1Y	+4.65%	4.65%	+3.87%	+0.78 pp	$10,465
3Y	-28.29%	-10.49%	-25.10%	—	$7,171
5Y	-28.29%	-6.43%	-25.10%	—	$7,171
10Y	-28.29%	-3.27%	-25.10%	—	$7,171
15Y	-28.29%	-2.19%	-25.10%	—	$7,171
20Y	-28.29%	-1.65%	-25.10%	—	$7,171
30Y	-28.29%	-1.10%	-25.10%	—	$7,171

Annual Returns

Year	Total Return	Price Return	Div.	S&P 500	vs S&P
2026YTD	+9.70%	+9.70%	—	+0.41%	+9.3pp
2025	-66.51%	-66.51%	—	+16.64%	-83.1pp
2024	+70.52%	+70.52%	—	+24.00%	+46.5pp

OSTX underperformed the S&P 500 by 16.19pp over the past year (+4.65% vs +20.84%).

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OSTX Peers' Total Return

Accurate peer set · 10 comparable names

Name	Mkt Cap	30D Rtn	YTD Total Rtn	1Y Total Rtn	Div Contrib	3Y Total Rtn	5Y Total Rtn	10Y Total Rtn
OSTXOS Therapies Incorporated	$84M	+7.4%	+34.3%	+4.7%	—	-28.3%	-28.3%	-28.3%
IMVTImmunovant, Inc.	$8.0B	+14.8%	+47.5%	+138.9%	—	+98.5%	+247.5%	+284.1%
RCKTRocket Pharmaceuticals, Inc.	$355M	+8.3%	-4.6%	+19.1%	—	-83.4%	-92.4%	-88.6%
FATEFate Therapeutics, Inc.	$245M	-2.3%	+108.1%	+76.1%	—	-58.6%	-97.6%	+9.0%
ADCTADC Therapeutics S.A.	$130M	-70.9%	-69.5%	-62.3%	—	-46.2%	-95.7%	-96.4%
NKTRNektar Therapeutics	$1.2B	-2.9%	+49.5%	+165.4%	—	+621.1%	-74.6%	-69.9%
AGENAgenus Inc.	$126M	-8.7%	-9.6%	-41.6%	—	-91.1%	-97.3%	-96.3%
SNDXSyndax Pharmaceuticals, Inc.	$1.9B	+7.1%	-6.2%	+116.7%	—	-4.9%	+10.1%	+87.4%
KYMRKymera Therapeutics, Inc.	$8.8B	+33.9%	+37.3%	+111.9%	—	+342.1%	+125.5%	+200.3%
MGNXMacroGenics, Inc.	$306M	+7.6%	+196.9%	+256.7%	—	-11.6%	-81.7%	-80.2%
AGIOAgios Pharmaceuticals, Inc.	$2.3B	+33.8%	+33.5%	+8.6%	—	+32.1%	-35.9%	-18.0%

Compare:OSTX vs IMVT OSTX vs RCKT OSTX vs FATE OSTX vs IMVT vs RCKT

About OSTX Dividend Returns

OS Therapies Incorporated (OSTX) does not currently pay dividends. Many growth-focused companies reinvest profits back into the business rather than distributing them as dividends.

How We Calculate Total Return

Our total return calculator simulates dividend reinvestment (DRIP) by assuming each dividend payment is used to purchase additional shares at the closing price on the ex-dividend date. This methodology provides an accurate representation of how a dividend reinvestment plan would perform.

Frequently Asked Questions

Q1What is the total return of OSTX over the past year?

OS Therapies Incorporated (OSTX) delivered a return of 4.65% over the past year. Since OSTX does not currently pay dividends, the total return equals the price-only return.

Q2How much would $10,000 invested in OSTX be worth today?

A $10,000 investment in OS Therapies Incorporated one year ago would be worth $10,465 today, representing a gain of $465.

Q3Does OSTX pay dividends?

OS Therapies Incorporated (OSTX) does not currently pay dividends. Many growth-focused companies reinvest profits back into the business rather than distributing them as dividends. For OSTX, the total return equals the price-only return.

Q4Did OSTX beat the S&P 500?

No, OS Therapies Incorporated (OSTX) underperformed the S&P 500 by 16.19 percentage points over the past year. OSTX delivered a total return of 4.65%, compared to the S&P 500's 20.84%. This means a passive S&P 500 index fund outperformed OSTX by 16.19pp during this period.

Q5What is OSTX's worst drawdown?

OS Therapies Incorporated (OSTX) experienced a maximum drawdown of -53.60% over the past year, declining from its peak on 2025-08-27 to its trough on 2026-02-12. The stock has not yet fully recovered to its prior peak. Maximum drawdown measures the worst peak-to-trough decline and is an important risk metric for investors.

Q6What is OSTX's long-term total return over 10, 20, or 30 years?

Here are OS Therapies Incorporated (OSTX)'s long-term returns with dividends reinvested. Over 10 years, the total return is -28.3% (-3.3% CAGR) — $10,000 would have grown to $7,171. Over 20 years: -28.3% total return (-1.6% CAGR) — $10,000 → $7,171. Over 30 years: -28.3% total return (-1.1% CAGR) — $10,000 → $7,171. Long-term investors benefit from compounding: dividends buy additional shares, which generate their own dividends, creating an exponential growth effect.

Q7What was OSTX's best and worst year?

OS Therapies Incorporated's best calendar year was 2024 with a total return of 70.5%. Its worst year was 2025 with a total return of -66.5%. This range shows the volatility investors should expect — the difference between the best and worst year is 137.0 percentage points.

How much would $100/month in OSTX be worth today?

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