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Assembly Biosciences, Inc. (ASMB) Total Return Calculator with Dividends Reinvested

Assembly Biosciences, Inc.

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The total return for Assembly Biosciences, Inc. (ASMB) stock is +148.10% over the past 12 months. So far it's down 7.08% this year. The 5-year total return is -33.33%, meaning $10,000 invested in ASMB stock 5 years ago would be worth $6,667 today. Total return includes price appreciation plus reinvesting any dividends paid out.

If you invested $10,000 in ASMB 1 year ago, it would be worth $25,270 today — you'd have gained $15,270.

With Dividends Reinvested$25,270+152.70%

Price Only (No DRIP)$25,270+152.70%

Period2025-05-07 → 2026-05-06

Price

Total Return (DRIP)

S&P 500

If You Invested $10,000 in ASMB

1Y$24,810+$14,810 (+148.1%)148.1% CAGR

3Y$25,128+$15,128 (+151.3%)36.0% CAGR

5Y$6,667-$3,333 (-33.3%)-7.8% CAGR

10Y$5,322-$4,678 (-46.8%)-6.1% CAGR

15Y$259-$9,741 (-97.4%)-21.6% CAGR

20Y$830-$9,170 (-91.7%)-11.7% CAGR

30Y$830-$9,170 (-91.7%)-8.0% CAGR

Assembly Biosciences, Inc. did not pay dividends during this period. Total return = price return.

Loading ASMB total return...

As of 2026-05-07

Returns at a Glance

Period	Total Return	CAGR	Price Only	Div. Contrib.	$10K →
YTD	-7.08%	—	-7.08%	—	$9,292
1Y	+148.10%	148.10%	+148.10%	—	$24,810
3Y	+151.28%	35.95%	+151.28%	—	$25,128
5Y	-33.33%	-7.79%	-33.33%	—	$6,667
10Y	-46.78%	-6.11%	-46.78%	—	$5,322
15Y	-97.41%	-21.61%	-97.41%	—	$259
20Y	-91.70%	-11.70%	-91.70%	—	$830
30Y	-91.70%	-7.96%	-91.70%	—	$830

Risk & Highlights

Best Year+271.21%2017

Worst Year-72.97%2012

Max Drawdown-34.05%2025-11-21 → 2026-02-05

Annual Returns

Year	Total Return	Price Return	Div.	S&P 500	vs S&P
2026YTD	-11.59%	-11.59%	—	+0.41%	-12.0pp
2025	+98.31%	+98.31%	—	+16.64%	+81.7pp
2024	+58.12%	+58.12%	—	+24.00%	+34.1pp
2023	-38.81%	-38.81%	—	+24.81%	-63.6pp
2022	-46.94%	-46.94%	—	-19.95%	-27.0pp

ASMB outperformed the S&P 500 by 116.78pp over the past year (+148.10% vs +31.32%).

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ASMB 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
ASMBAssembly Biosciences, Inc.	$498M	+7.3%	-7.1%	+148.1%	—	+151.3%	-33.3%	-46.8%
ARWRArrowhead Pharmaceuticals, Inc.	$11.1B	+29.5%	+16.7%	+505.0%	—	+95.6%	+20.5%	+1315.7%
RCKTRocket Pharmaceuticals, Inc.	$418M	+11.6%	+11.6%	-38.8%	—	-81.9%	-91.1%	-90.7%
REPLReplimune Group, Inc.	$272M	-60.0%	-61.6%	-54.4%	—	-81.1%	-90.4%	-77.4%
GILDGilead Sciences, Inc.	$169.8B	-2.7%	+12.8%	+42.5%	+3.3pp	+85.3%	+127.5%	+92.6%
REGNRegeneron Pharmaceuticals, Inc.	$74.9B	-5.5%	-7.0%	+29.7%	+0.6pp	-3.6%	+45.4%	+96.0%
ALNYAlnylam Pharmaceuticals, Inc.	$40.4B	-8.3%	-24.3%	+12.3%	—	+44.3%	+129.4%	+445.5%
VRTXVertex Pharmaceuticals Incorporated	$108.8B	-1.5%	-5.4%	-5.0%	—	+24.3%	+100.6%	+399.9%
INCYIncyte Corporation	$19.9B	+5.3%	-1.5%	+67.5%	—	+51.8%	+21.3%	+41.3%
MRKMerck & Co., Inc.	$280.5B	-6.1%	+7.5%	+47.9%	+4.2pp	+3.9%	+73.3%	+171.4%
ABBVAbbVie Inc.	$362.6B	-0.8%	-9.1%	+13.1%	+3.6pp	+52.0%	+102.8%	+306.7%

Compare:ASMB vs ARWR ASMB vs RCKT ASMB vs REPL ASMB vs ARWR vs RCKT

About ASMB Dividend Returns

Assembly Biosciences, Inc. (ASMB) 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 ASMB over the past year?

Assembly Biosciences, Inc. (ASMB) delivered a return of 148.10% over the past year. Since ASMB does not currently pay dividends, the total return equals the price-only return.

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

A $10,000 investment in Assembly Biosciences, Inc. one year ago would be worth $24,810 today, representing a gain of $14,810.

Q3Does ASMB pay dividends?

Assembly Biosciences, Inc. (ASMB) does not currently pay dividends. Many growth-focused companies reinvest profits back into the business rather than distributing them as dividends. For ASMB, the total return equals the price-only return.

Q4Did ASMB beat the S&P 500?

Yes, Assembly Biosciences, Inc. (ASMB) outperformed the S&P 500 by 116.78 percentage points over the past year. ASMB delivered a total return of 148.10%, compared to the S&P 500's 31.32%. This 116.78pp alpha means investors in ASMB earned more than a passive S&P 500 index fund.

Q5What is ASMB's worst drawdown?

Assembly Biosciences, Inc. (ASMB) experienced a maximum drawdown of -34.05% over the past year, declining from its peak on 2025-11-21 to its trough on 2026-02-05. 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 ASMB's long-term total return over 10, 20, or 30 years?

Here are Assembly Biosciences, Inc. (ASMB)'s long-term returns with dividends reinvested. Over 10 years, the total return is -46.8% (-6.1% CAGR) — $10,000 would have grown to $5,322. Over 20 years: -91.7% total return (-11.7% CAGR) — $10,000 → $830. Over 30 years: -91.7% total return (-8.0% CAGR) — $10,000 → $830. Long-term investors benefit from compounding: dividends buy additional shares, which generate their own dividends, creating an exponential growth effect.

Q7What was ASMB's best and worst year?

Assembly Biosciences, Inc.'s best calendar year was 2017 with a total return of 271.2%. Its worst year was 2012 with a total return of -73.0%. This range shows the volatility investors should expect — the difference between the best and worst year is 344.2 percentage points.