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BMRN
BioMarin Pharmaceutical Inc.Stock · Health Care
$68.50−$1.74 (-2.48%)as of market close, Aug 13, 2026
☾ After hours:$68.53+0.00%3:59 PM ET
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BMRN monthly returns

BioMarin Pharmaceutical Inc. has averaged 1.44% per month, positive in 56% of months. Month-by-month returns for BioMarin Pharmaceutical Inc. (BMRN) below, through August 13, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.

Average month
+1.4%
320 months
Best month
+114.6%
Feb 2000
Worst month
-49.8%
Apr 2000
Positive months
56%
of all months

BioMarin Pharmaceutical Inc. monthly returns#

BioMarin Pharmaceutical Inc. total return by month
MonthTotal return
Aug 2026
+14.1%
Jul 2026
+4.9%
Jun 2026
-0.1%
May 2026
+6.3%
Apr 2026
-4.6%
Mar 2026
-8.5%
Feb 2026
+9.2%
Jan 2026
-4.9%
Dec 2025
+6.3%
Nov 2025
+4.4%
Oct 2025
-1.1%
Sep 2025
-7.1%

Monthly total return (since Sep 2021)

-20%-10%+0%+10%+20%
20222023202420252026

Methodology#

Monthly returns are total returns (dividends reinvested), computed from BMRN's split- and dividend-adjusted month-end closes. The table shows the most recent 120 months and the bar chart the most recent 60. See the year-by-year returns for the annual view. Past performance does not predict future returns; not investment advice.

See also: S&P 500 · Nasdaq-100 · Dow Jones · Russell 2000 · US Bond Market · Gold · Silver · Bitcoin · Ethereum

FAQ#

What is BioMarin Pharmaceutical Inc.'s average monthly return?
BioMarin Pharmaceutical Inc. (BMRN) has averaged about 1.44% per month, positive in roughly 56% of months. The best month was Feb 2000 (+114.6%) and the worst was Apr 2000 (-49.8%).