Which has preferable earnings and valuation, UPB or SEPN?

Septerna has higher revenue and earnings than Upstream Bio. Septerna is trading at a lower price-to-earnings ratio than Upstream Bio, indicating that it is currently the more affordable of the two stocks. Company Gross Revenue Price/Sales Ratio Net Income Earnings Per Share Price/Earnings Ratio Upstream Bio $2.85M 136.34 -$143.44M -$2.91 N/A Septerna $45.95M 33.89 -$48.88M -$0.81 N/A

Is UPB or SEPN more profitable?

Septerna has a net margin of -49.88% compared to Upstream Bio's net margin of -4,718.96%. Septerna's return on equity of -12.72% beat Upstream Bio's return on equity. Company Net Margins Return on Equity Return on Assets Upstream Bio -4,718.96% -43.82% -42.27% Septerna -49.88% -12.72% -8.87%

Upstream Bio (UPB) Competitors

$7.14 -0.14 (-1.92%)

Closing price 07/14/2026 04:00 PM Eastern

Extended Trading

$7.16 +0.02 (+0.28%)

As of 07/14/2026 05:48 PM Eastern

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UPB vs. AVBP, MRVI, SEPN, MPLT, and COAG

Should you buy Upstream Bio stock or one of its competitors? MarketBeat compares Upstream Bio with other companies and stocks that may be similar based on industry, sector, market capitalization, business model, investor interest, or shared news coverage. Companies and stocks commonly compared with Upstream Bio include ArriVent BioPharma (AVBP), Maravai LifeSciences (MRVI), Septerna (SEPN), Maplight Therapeutics (MPLT), and Hemab Therapeutics (COAG). These companies are all part of the "pharmaceutical products" industry.

How does Upstream Bio compare to ArriVent BioPharma?

Upstream Bio (NASDAQ:UPB) and ArriVent BioPharma (NASDAQ:AVBP) are both small-cap medical companies, but which is the superior investment? We will contrast the two companies based on the strength of their earnings, profitability, dividends, institutional ownership, valuation, analyst recommendations, risk and media sentiment.

Upstream Bio has higher revenue and earnings than ArriVent BioPharma. ArriVent BioPharma is trading at a lower price-to-earnings ratio than Upstream Bio, indicating that it is currently the more affordable of the two stocks.

Company	Gross Revenue	Price/Sales Ratio	Net Income	Earnings Per Share	Price/Earnings Ratio
Upstream Bio	$2.85M	136.34	-$143.44M	-$2.91	N/A
ArriVent BioPharma	N/A	N/A	-$166.31M	-$3.47	N/A

ArriVent BioPharma has a net margin of 0.00% compared to Upstream Bio's net margin of -4,718.96%. Upstream Bio's return on equity of -43.82% beat ArriVent BioPharma's return on equity.

Company	Net Margins	Return on Equity	Return on Assets
Upstream Bio	-4,718.96%	-43.82%	-42.27%
ArriVent BioPharma	N/A	-48.98%	-45.44%

Upstream Bio has a beta of 1.23, suggesting that its share price is 23% more volatile than the broader market. Comparatively, ArriVent BioPharma has a beta of 1.29, suggesting that its share price is 29% more volatile than the broader market.

In the previous week, ArriVent BioPharma had 3 more articles in the media than Upstream Bio. MarketBeat recorded 4 mentions for ArriVent BioPharma and 1 mentions for Upstream Bio. Upstream Bio's average media sentiment score of 1.44 beat ArriVent BioPharma's score of 0.47 indicating that Upstream Bio is being referred to more favorably in the media.

Company	Overall Sentiment
Upstream Bio	Positive
ArriVent BioPharma	Neutral

9.5% of ArriVent BioPharma shares are owned by institutional investors. 16.5% of Upstream Bio shares are owned by insiders. Comparatively, 8.6% of ArriVent BioPharma shares are owned by insiders. Strong institutional ownership is an indication that large money managers, hedge funds and endowments believe a company is poised for long-term growth.

Upstream Bio presently has a consensus target price of $33.17, suggesting a potential upside of 364.52%. ArriVent BioPharma has a consensus target price of $44.83, suggesting a potential upside of 37.78%. Given Upstream Bio's higher possible upside, research analysts plainly believe Upstream Bio is more favorable than ArriVent BioPharma.

Company	Sell Ratings	Hold Ratings	Buy Ratings	Strong Buy Ratings	Rating Score
Upstream Bio	1 Sell rating(s)	2 Hold rating(s)	4 Buy rating(s)	0 Strong Buy rating(s)	2.43
ArriVent BioPharma	1 Sell rating(s)	1 Hold rating(s)	6 Buy rating(s)	1 Strong Buy rating(s)	2.78

Summary

Upstream Bio beats ArriVent BioPharma on 9 of the 16 factors compared between the two stocks.

How does Upstream Bio compare to Maravai LifeSciences?

Maravai LifeSciences (NASDAQ:MRVI) and Upstream Bio (NASDAQ:UPB) are both small-cap medical companies, but which is the superior business? We will compare the two businesses based on the strength of their analyst recommendations, media sentiment, earnings, dividends, risk, institutional ownership, profitability and valuation.

In the previous week, Maravai LifeSciences had 2 more articles in the media than Upstream Bio. MarketBeat recorded 3 mentions for Maravai LifeSciences and 1 mentions for Upstream Bio. Upstream Bio's average media sentiment score of 1.44 beat Maravai LifeSciences' score of 1.22 indicating that Upstream Bio is being referred to more favorably in the news media.

Company	Overall Sentiment
Maravai LifeSciences	Positive
Upstream Bio	Positive

Maravai LifeSciences presently has a consensus price target of $5.50, indicating a potential downside of 15.51%. Upstream Bio has a consensus price target of $33.17, indicating a potential upside of 364.52%. Given Upstream Bio's stronger consensus rating and higher probable upside, analysts plainly believe Upstream Bio is more favorable than Maravai LifeSciences.

Company	Sell Ratings	Hold Ratings	Buy Ratings	Strong Buy Ratings	Rating Score
Maravai LifeSciences	2 Sell rating(s)	0 Hold rating(s)	3 Buy rating(s)	0 Strong Buy rating(s)	2.20
Upstream Bio	1 Sell rating(s)	2 Hold rating(s)	4 Buy rating(s)	0 Strong Buy rating(s)	2.43

Maravai LifeSciences has higher revenue and earnings than Upstream Bio. Maravai LifeSciences is trading at a lower price-to-earnings ratio than Upstream Bio, indicating that it is currently the more affordable of the two stocks.

Company	Gross Revenue	Price/Sales Ratio	Net Income	Earnings Per Share	Price/Earnings Ratio
Maravai LifeSciences	$185.74M	9.05	-$130.77M	-$0.71	N/A
Upstream Bio	$2.85M	136.34	-$143.44M	-$2.91	N/A

Maravai LifeSciences has a beta of 0.65, indicating that its stock price is 35% less volatile than the broader market. Comparatively, Upstream Bio has a beta of 1.23, indicating that its stock price is 23% more volatile than the broader market.

50.3% of Maravai LifeSciences shares are owned by institutional investors. 2.5% of Maravai LifeSciences shares are owned by insiders. Comparatively, 16.5% of Upstream Bio shares are owned by insiders. Strong institutional ownership is an indication that large money managers, hedge funds and endowments believe a company is poised for long-term growth.

Maravai LifeSciences has a net margin of -51.07% compared to Upstream Bio's net margin of -4,718.96%. Maravai LifeSciences' return on equity of -17.87% beat Upstream Bio's return on equity.

Company	Net Margins	Return on Equity	Return on Assets
Maravai LifeSciences	-51.07%	-17.87%	-9.08%
Upstream Bio	-4,718.96%	-43.82%	-42.27%

Summary

Maravai LifeSciences and Upstream Bio tied by winning 8 of the 16 factors compared between the two stocks.

How does Upstream Bio compare to Septerna?

Upstream Bio (NASDAQ:UPB) and Septerna (NASDAQ:SEPN) are both small-cap medical companies, but which is the superior investment? We will compare the two companies based on the strength of their analyst recommendations, risk, earnings, profitability, institutional ownership, media sentiment, valuation and dividends.

Upstream Bio currently has a consensus target price of $33.17, indicating a potential upside of 364.52%. Septerna has a consensus target price of $45.89, indicating a potential upside of 32.86%. Given Upstream Bio's higher possible upside, research analysts clearly believe Upstream Bio is more favorable than Septerna.

Company	Sell Ratings	Hold Ratings	Buy Ratings	Strong Buy Ratings	Rating Score
Upstream Bio	1 Sell rating(s)	2 Hold rating(s)	4 Buy rating(s)	0 Strong Buy rating(s)	2.43
Septerna	1 Sell rating(s)	1 Hold rating(s)	8 Buy rating(s)	1 Strong Buy rating(s)	2.82

Septerna has a net margin of -49.88% compared to Upstream Bio's net margin of -4,718.96%. Septerna's return on equity of -12.72% beat Upstream Bio's return on equity.

Company	Net Margins	Return on Equity	Return on Assets
Upstream Bio	-4,718.96%	-43.82%	-42.27%
Septerna	-49.88%	-12.72%	-8.87%

Upstream Bio has a beta of 1.23, suggesting that its stock price is 23% more volatile than the broader market. Comparatively, Septerna has a beta of 2.29, suggesting that its stock price is 129% more volatile than the broader market.

In the previous week, Septerna had 1 more articles in the media than Upstream Bio. MarketBeat recorded 2 mentions for Septerna and 1 mentions for Upstream Bio. Upstream Bio's average media sentiment score of 1.44 beat Septerna's score of 0.94 indicating that Upstream Bio is being referred to more favorably in the media.

Company	Overall Sentiment
Upstream Bio	Positive
Septerna	Positive

Septerna has higher revenue and earnings than Upstream Bio. Septerna is trading at a lower price-to-earnings ratio than Upstream Bio, indicating that it is currently the more affordable of the two stocks.

Company	Gross Revenue	Price/Sales Ratio	Net Income	Earnings Per Share	Price/Earnings Ratio
Upstream Bio	$2.85M	136.34	-$143.44M	-$2.91	N/A
Septerna	$45.95M	33.89	-$48.88M	-$0.81	N/A

Summary

Septerna beats Upstream Bio on 11 of the 15 factors compared between the two stocks.

How does Upstream Bio compare to Maplight Therapeutics?

Upstream Bio (NASDAQ:UPB) and Maplight Therapeutics (NASDAQ:MPLT) are both small-cap pharmaceutical products companies, but which is the better business? We will compare the two companies based on the strength of their risk, analyst recommendations, media sentiment, earnings, profitability, institutional ownership, dividends and valuation.

Maplight Therapeutics has a net margin of 0.00% compared to Upstream Bio's net margin of -4,718.96%. Maplight Therapeutics' return on equity of 0.00% beat Upstream Bio's return on equity.

Company	Net Margins	Return on Equity	Return on Assets
Upstream Bio	-4,718.96%	-43.82%	-42.27%
Maplight Therapeutics	N/A	N/A	N/A

In the previous week, Maplight Therapeutics had 4 more articles in the media than Upstream Bio. MarketBeat recorded 5 mentions for Maplight Therapeutics and 1 mentions for Upstream Bio. Upstream Bio's average media sentiment score of 1.44 beat Maplight Therapeutics' score of 0.70 indicating that Upstream Bio is being referred to more favorably in the media.

Company	Overall Sentiment
Upstream Bio	Positive
Maplight Therapeutics	Positive

Upstream Bio has higher revenue and earnings than Maplight Therapeutics. Upstream Bio is trading at a lower price-to-earnings ratio than Maplight Therapeutics, indicating that it is currently the more affordable of the two stocks.

Company	Gross Revenue	Price/Sales Ratio	Net Income	Earnings Per Share	Price/Earnings Ratio
Upstream Bio	$2.85M	136.34	-$143.44M	-$2.91	N/A
Maplight Therapeutics	N/A	N/A	-$161.15M	-$40.99	N/A

Upstream Bio currently has a consensus price target of $33.17, indicating a potential upside of 364.52%. Maplight Therapeutics has a consensus price target of $39.10, indicating a potential upside of 3.14%. Given Upstream Bio's higher probable upside, research analysts clearly believe Upstream Bio is more favorable than Maplight Therapeutics.

Company	Sell Ratings	Hold Ratings	Buy Ratings	Strong Buy Ratings	Rating Score
Upstream Bio	1 Sell rating(s)	2 Hold rating(s)	4 Buy rating(s)	0 Strong Buy rating(s)	2.43
Maplight Therapeutics	1 Sell rating(s)	1 Hold rating(s)	9 Buy rating(s)	5 Strong Buy rating(s)	3.13

Summary

Maplight Therapeutics beats Upstream Bio on 8 of the 13 factors compared between the two stocks.

How does Upstream Bio compare to Hemab Therapeutics?

Hemab Therapeutics (NASDAQ:COAG) and Upstream Bio (NASDAQ:UPB) are both pharmaceutical products companies, but which is the better stock? We will contrast the two businesses based on the strength of their dividends, institutional ownership, media sentiment, earnings, analyst recommendations, risk, profitability and valuation.

Hemab Therapeutics currently has a consensus target price of $48.00, indicating a potential upside of 10.83%. Upstream Bio has a consensus target price of $33.17, indicating a potential upside of 364.52%. Given Upstream Bio's higher possible upside, analysts plainly believe Upstream Bio is more favorable than Hemab Therapeutics.

Company	Sell Ratings	Hold Ratings	Buy Ratings	Strong Buy Ratings	Rating Score
Hemab Therapeutics	0 Sell rating(s)	1 Hold rating(s)	5 Buy rating(s)	0 Strong Buy rating(s)	2.83
Upstream Bio	1 Sell rating(s)	2 Hold rating(s)	4 Buy rating(s)	0 Strong Buy rating(s)	2.43

Hemab Therapeutics has higher earnings, but lower revenue than Upstream Bio. Upstream Bio is trading at a lower price-to-earnings ratio than Hemab Therapeutics, indicating that it is currently the more affordable of the two stocks.

Company	Gross Revenue	Price/Sales Ratio	Net Income	Earnings Per Share	Price/Earnings Ratio
Hemab Therapeutics	N/A	N/A	N/A	-$23.98	N/A
Upstream Bio	$2.85M	136.34	-$143.44M	-$2.91	N/A

Hemab Therapeutics has a net margin of 0.00% compared to Upstream Bio's net margin of -4,718.96%. Hemab Therapeutics' return on equity of 0.00% beat Upstream Bio's return on equity.

Company	Net Margins	Return on Equity	Return on Assets
Hemab Therapeutics	N/A	N/A	N/A
Upstream Bio	-4,718.96%	-43.82%	-42.27%

In the previous week, Hemab Therapeutics had 10 more articles in the media than Upstream Bio. MarketBeat recorded 11 mentions for Hemab Therapeutics and 1 mentions for Upstream Bio. Upstream Bio's average media sentiment score of 1.44 beat Hemab Therapeutics' score of 0.82 indicating that Upstream Bio is being referred to more favorably in the news media.

Company	Overall Sentiment
Hemab Therapeutics	Positive
Upstream Bio	Positive

Summary

Hemab Therapeutics beats Upstream Bio on 7 of the 11 factors compared between the two stocks.

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New MarketBeat Followers Over Time

This chart shows the number of new MarketBeat users adding UPB and its top 5 competitors to their watchlist. Each company is represented with a line over a 90 day period.

Media Sentiment Over Time

This chart shows the average media sentiment of NASDAQ and its competitors over the past 90 days as caculated by MarketBeat. The averaged score is equivalent to the following: Very Negative Sentiment <= -1.5, Negative Sentiment > -1.5 and <= -0.5, Neutral Sentiment > -0.5 and < 0.5, Positive Sentiment >= 0.5 and < 1.5, and Very Positive Sentiment >= 1.5.

UPB vs. The Competition

Export

Metric	Upstream Bio	MED Industry	Medical Sector	NASDAQ Exchange
Market Cap	$396.18M	$3.68B	$6.85B	$12.44B
Dividend Yield	N/A	2.19%	2.68%	8.43%
P/E Ratio	-2.45	20.98	27.04	24.38
Price / Sales	136.34	311.16	524.25	92.59
Price / Cash	N/A	143.66	48.59	59.36
Price / Book	1.14	8.54	10.80	6.33
Net Income	-$143.44M	$23.83M	$3.59B	$331.02M
7 Day Performance	-10.53%	-2.77%	-1.46%	-0.33%
1 Month Performance	17.05%	5.85%	2.82%	-1.29%
1 Year Performance	-35.91%	52.15%	28.59%	21.30%

Upstream Bio Competitors List

Export

Company	MarketRank	Share Price	Analysts' Price Target	1Y Price Performance	Market Cap	Revenue	P/E Ratio	Employee Count	Indicator(s)
UPB Upstream Bio	2.2718 of 5 stars	$7.14 -1.9%	$33.17 +364.5%	-39.1%	$396.18M	$2.85M	N/A	38	News Coverage Positive News
AVBP ArriVent BioPharma	2.6682 of 5 stars	$34.18 -0.9%	$43.14 +26.2%	+48.8%	$1.61B	N/A	N/A	40
MRVI Maravai LifeSciences	1.7979 of 5 stars	$5.92 +0.3%	$5.50 -7.1%	+143.8%	$1.52B	$185.74M	N/A	610	News Coverage Positive News
SEPN Septerna	2.2543 of 5 stars	$35.83 +7.1%	$45.89 +28.1%	+187.6%	$1.51B	$45.95M	N/A	N/A
MPLT Maplight Therapeutics	1.5205 of 5 stars	$37.06 +5.8%	$38.80 +4.7%	N/A	$1.49B	N/A	N/A	109

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This page (NASDAQ:UPB) was last updated on 7/15/2026 by MarketBeat.com Staff.

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Upstream Bio (UPB) Competitors

UPB vs. AVBP, MRVI, SEPN, MPLT, and COAG

How does Upstream Bio compare to ArriVent BioPharma?

Summary

How does Upstream Bio compare to Maravai LifeSciences?

Summary

How does Upstream Bio compare to Septerna?

Summary

How does Upstream Bio compare to Maplight Therapeutics?

Summary

How does Upstream Bio compare to Hemab Therapeutics?

Summary

New MarketBeat Followers Over Time

Media Sentiment Over Time

UPB vs. The Competition

Upstream Bio Competitors List

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Stock Ideas and Recommendations

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Upstream Bio (UPB) Competitors

UPB vs. AVBP, MRVI, SEPN, MPLT, and COAG

How does Upstream Bio compare to ArriVent BioPharma?

Which has preferable valuation and earnings, UPB or AVBP?

Is UPB or AVBP more profitable?

Which has more volatility and risk, UPB or AVBP?

Does the media favor UPB or AVBP?

Do institutionals & insiders hold more shares of UPB or AVBP?

Do analysts rate UPB or AVBP?

Summary

How does Upstream Bio compare to Maravai LifeSciences?

Does the media prefer MRVI or UPB?

Do analysts rate MRVI or UPB?

Which has higher valuation & earnings, MRVI or UPB?

Which has more risk & volatility, MRVI or UPB?

Do insiders & institutionals believe in MRVI or UPB?

Is MRVI or UPB more profitable?

Summary

How does Upstream Bio compare to Septerna?

Do analysts rate UPB or SEPN?

Is UPB or SEPN more profitable?

Which has more risk and volatility, UPB or SEPN?

Does the media prefer UPB or SEPN?

Which has preferable earnings and valuation, UPB or SEPN?

Summary

How does Upstream Bio compare to Maplight Therapeutics?

Is UPB or MPLT more profitable?

Does the media favor UPB or MPLT?

Which has stronger earnings & valuation, UPB or MPLT?

Do analysts recommend UPB or MPLT?

Summary

How does Upstream Bio compare to Hemab Therapeutics?

Do analysts recommend COAG or UPB?

Which has preferable valuation & earnings, COAG or UPB?

Is COAG or UPB more profitable?

Does the media prefer COAG or UPB?

Summary

New MarketBeat Followers Over Time

Media Sentiment Over Time

UPB vs. The Competition

Upstream Bio Competitors List

Related Companies and Tools

MarketBeat All Access Features

Best-in-Class Portfolio Monitoring

Stock Ideas and Recommendations

Advanced Stock Screeners and Research Tools