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Pulmatrix, Inc. (PULM) Total Return Calculator with Dividends Reinvested

Pulmatrix, Inc.

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The total return for Pulmatrix, Inc. (PULM) stock is -79.33% over the past 12 months. So far it's down 42.48% this year. The 5-year total return is -92.73%, meaning $10,000 invested in PULM stock 5 years ago would be worth $727 today. Total return includes price appreciation plus reinvesting any dividends paid out.

If you invested $10,000 in PULM 1 year ago, it would be worth $2,135 today — you'd have lost $7,865.

With Dividends Reinvested$2,135-78.65%

Price Only (No DRIP)$2,135-78.65%

Period2025-05-08 → 2026-05-07

Price

Total Return (DRIP)

S&P 500

If You Invested $10,000 in PULM

1Y$2,067-$7,933 (-79.3%)-79.3% CAGR

3Y$4,333-$5,667 (-56.7%)-24.3% CAGR

5Y$727-$9,273 (-92.7%)-40.8% CAGR

10Y$25-$9,975 (-99.7%)-45.0% CAGR

15Y$4-$9,996 (-100.0%)-41.1% CAGR

20Y$4-$9,996 (-100.0%)-32.7% CAGR

30Y$4-$9,996 (-100.0%)-23.2% CAGR

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

Loading PULM total return...

As of 2026-05-08

Returns at a Glance

Period	Total Return	CAGR	Price Only	Div. Contrib.	$10K →
YTD	-42.48%	—	-42.48%	—	$5,752
1Y	-79.33%	-79.33%	-79.33%	—	$2,067
3Y	-56.67%	-24.33%	-56.67%	—	$4,333
5Y	-92.73%	-40.80%	-92.73%	—	$727
10Y	-99.75%	-45.03%	-99.75%	—	$25
15Y	-99.96%	-41.07%	-99.96%	—	$4
20Y	-99.96%	-32.74%	-99.96%	—	$4
30Y	-99.96%	-23.23%	-99.96%	—	$4

Risk & Highlights

Best Year+257.95%2024

Worst Year-84.60%2016

Max Drawdown-86.91%2025-05-28 → 2026-04-08

Annual Returns

Year	Total Return	Price Return	Div.	S&P 500	vs S&P
2026YTD	+32.30%	+32.30%	—	+0.41%	+31.9pp
2025	-70.85%	-70.85%	—	+16.64%	-87.5pp
2024	+257.95%	+257.95%	—	+24.00%	+233.9pp
2023	-56.34%	-56.34%	—	+24.81%	-81.2pp
2022	-57.36%	-57.36%	—	-19.95%	-37.4pp

PULM underperformed the S&P 500 by 109.70pp over the past year (-79.33% vs +30.37%).

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PULM 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
PULMPulmatrix, Inc.	$5M	+3.2%	-42.5%	-79.3%	—	-56.7%	-92.7%	-99.7%
INVAInnoviva, Inc.	$1.9B	-2.1%	+14.7%	+21.7%	—	+95.2%	+94.4%	+94.9%
PRAXPraxis Precision Medicines, Inc.	$9.6B	+8.7%	+16.4%	+775.0%	—	+1976.5%	-20.8%	-20.1%
NKTRNektar Therapeutics	$1.7B	+9.4%	+92.0%	+818.2%	—	+621.8%	-72.3%	-59.1%
INSMInsmed Incorporated	$22.6B	-35.7%	-40.8%	+53.5%	—	+454.5%	+221.7%	+793.5%
ARWRArrowhead Pharmaceuticals, Inc.	$10.9B	+27.4%	+15.0%	+496.9%	—	+92.7%	+17.4%	+1253.3%
TPVGTriplePoint Venture Growth BDC Corp.	$243M	+17.7%	-6.3%	+19.3%	+17.2pp	-3.4%	-13.5%	+93.3%
MNKDMannKind Corporation	$1.1B	+38.1%	-36.6%	-26.8%	—	-8.5%	-17.2%	-46.2%
VRTXVertex Pharmaceuticals Incorporated	$108.1B	-1.6%	-6.0%	-2.3%	—	+23.5%	+97.7%	+382.6%
PTCTPTC Therapeutics, Inc.	$5.3B	-7.3%	-16.0%	+58.2%	—	+16.1%	+60.3%	+733.2%
KMDAKamada Ltd.	$476M	+0.1%	+21.1%	+25.0%	+3.7pp	+76.3%	+42.3%	+123.9%

Compare:PULM vs INVA PULM vs PRAX PULM vs NKTR PULM vs INVA vs PRAX

About PULM Dividend Returns

Pulmatrix, Inc. (PULM) 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 PULM over the past year?

Pulmatrix, Inc. (PULM) delivered a return of -79.33% over the past year. Since PULM does not currently pay dividends, the total return equals the price-only return.

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

A $10,000 investment in Pulmatrix, Inc. one year ago would be worth $2,067 today, representing a loss of $7,933.

Q3Does PULM pay dividends?

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

Q4Did PULM beat the S&P 500?

No, Pulmatrix, Inc. (PULM) underperformed the S&P 500 by 109.70 percentage points over the past year. PULM delivered a total return of -79.33%, compared to the S&P 500's 30.37%. This means a passive S&P 500 index fund outperformed PULM by 109.70pp during this period.

Q5What is PULM's worst drawdown?

Pulmatrix, Inc. (PULM) experienced a maximum drawdown of -86.91% over the past year, declining from its peak on 2025-05-28 to its trough on 2026-04-08. 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 PULM's long-term total return over 10, 20, or 30 years?

Here are Pulmatrix, Inc. (PULM)'s long-term returns with dividends reinvested. Over 10 years, the total return is -99.7% (-45.0% CAGR) — $10,000 would have grown to $25. Over 20 years: -100.0% total return (-32.7% CAGR) — $10,000 → $4. Over 30 years: -100.0% total return (-23.2% CAGR) — $10,000 → $4. Long-term investors benefit from compounding: dividends buy additional shares, which generate their own dividends, creating an exponential growth effect.

Q7What was PULM's best and worst year?

Pulmatrix, Inc.'s best calendar year was 2024 with a total return of 257.9%. Its worst year was 2016 with a total return of -84.6%. This range shows the volatility investors should expect — the difference between the best and worst year is 342.5 percentage points.