What is the current PE ratio of ALNY?

As of today, ALNY PE ratio is 39.28

What is ALNY PE ratio 1-year high?

ALNY PE ratio reached a 1-year high of 987.38 on October 20, 2025

ALNY PE ratio reached a 1-year low of 34.69 on July 30, 2026

ALNY PE ratio is down -95.72% year-over-year

ALNY PE ratio is currently -96.02% below its historical high of 987.38 set on October 20, 2025

ALNY PE ratio is higher than 70.31% of companies in Healthcare sector

39.281.37+3.61%

October 9, 2026

Current Value: As of today, ALNY PE ratio is 39.28, up +3.61% on October 9, 2026
All-time High: ALNY PE ratio is currently -96.02% below its historical high of 987.38 set on October 20, 2025
1-Year High: ALNY PE ratio reached a 1-year high of 987.38 on October 20, 2025
1-Year Low: ALNY PE ratio reached a 1-year low of 34.69 on July 30, 2026
1-Year Change: ALNY PE ratio is down -95.72% year-over-year
Sector rank: ALNY PE ratio is higher than 70.31% of companies in Healthcare sector

ALNY Performance
Metric	Date	Value	1D	1M	3M	YTD	1Y	3Y	5Y
PE Ratio	Oct 9, 26	39.28	+3.6%	-9.8%	-25.6%	-75.2%	-95.7%	–	–
Price	Oct 9, 26	$232.68	+3.6%	-9.8%	-25.6%	-41.5%	-49.1%	+38.2%	+14.2%
TTM Revenue	Jun 30, 26	$4.80B	+12.1%	–	+12.1%	–	+95.1%	+288.3%	+598.8%
TTM EPS	Jun 30, 26	$5.92	+42.3%	–	+42.3%	–	+368.0%	+168.7%	+177.9%
	Oct 9, 26	22.99	+3.6%	-9.8%	-25.4%	-65.5%	-91.1%	+118.1%	-28.6%
	Oct 9, 26	6.48	+3.7%	-9.9%	-25.4%	-54.3%	-65.5%	-47.1%	-80.0%
	Oct 9, 26	$30.81B	+3.7%	-9.9%	-25.6%	-41.5%	-48.9%	+44.2%	+28.8%
	Oct 9, 26	29.22	+3.6%	-9.9%	-25.6%	-69.1%	-84.4%	+140.9%	+180.8%
Market Cap	Oct 9, 26	$31B	+3.6%	-9.8%	-25.4%	-40.9%	-48.3%	+47.4%	+27.9%

ALNY PE Ratio Highs Comparison
Period	High	Date	Current
1M	43.56	Sep 9, 26	-9.8%
3M	52.81	Jul 9, 26	-25.6%
6M	81.53	Apr 14, 26	-51.8%
1Y	987.38	Oct 20, 25	-96.0%
3Y	987.38	Oct 20, 25	-96.0%
5Y	987.38	Oct 20, 25	-96.0%
All	987.38	Oct 20, 25	-96.0%

ALNY PE Ratio Lows Comparison
Period	Low	Date	Current
1M	37.10	Oct 2, 26	+5.9%
3M	34.69	Jul 30, 26	+13.2%
6M	34.69	Jul 30, 26	+13.2%
1Y	34.69	Jul 30, 26	+13.2%
3Y	34.69	Jul 30, 26	+13.2%
5Y	34.69	Jul 30, 26	+13.2%
All	34.69	Jul 30, 26	+13.2%

Date	Value	Change
Oct 9, 2026	39.28	-75.2%

Date	Value	Change
Dec 31, 2025	158.17	-

What is the current PE ratio of ALNY?: As of today, ALNY PE ratio is 39.28
What is ALNY PE ratio 1-year high?: ALNY PE ratio reached a 1-year high of 987.38 on October 20, 2025
What is ALNY PE ratio 1-year low?: ALNY PE ratio reached a 1-year low of 34.69 on July 30, 2026
What is 1-year change in ALNY PE ratio?: ALNY PE ratio is down -95.72% year-over-year
How far is ALNY PE ratio from its all-time high?: ALNY PE ratio is currently -96.02% below its historical high of 987.38 set on October 20, 2025
How does ALNY PE ratio rank versus sector peers?: ALNY PE ratio is higher than 70.31% of companies in Healthcare sector

P/E =

ALNY Official Website www.alnylam.com
Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1178670/000162828026007497/0001628280-26-007497-index.htm
ALNY Profile on Yahoo Finance finance.yahoo.com/quote/ALNY
ALNY Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/alny