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Parnassus Investments’s
Bio-Rad Laboratories Class A
BIO
Stock Holding History
Parnassus Investments’s Portfolio
BIO Stock Details
BIO Fund Activity
Bought
Maintained
Sold
Quarter
Market Value
Status
Shares
Change in
Stake
Trade Value
Portfolio Weight
Portfolio Position
2025
Q2
$76.6M
Sell
2025
Q1
$77.5M
Buy
2024
Q4
$102M
Buy
2024
Q3
$104M
Hold
2024
Q2
$84.9M
Buy
2024
Q1
$82.2M
Hold
2023
Q4
$76.8M
Buy
2023
Q3
$79.1M
Buy
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Fund Insights
Common Fund Bets
See what stocks and ETFs funds are collectively bullish/bearish on
Largest Fund Trades
Explore the largest stock and ETF buys and sells made by funds
Fund Manager Portfolios
Gain insights from the world's largest funds and super investors
Analyst Insights
Price Target Consensus
See what stocks research analysts are collectively bullish/bearish on
Latest Ratings Feed
Explore the latest ratings and price targets from the best equity research analysts
Equity Analyst Profiles
Browse analysts, their latest ratings and track record
Research Firm Profiles
Browse research firm recommendations, trends, and performance
WSR Indexes
Fund Manager Index
Stock index based on fund manager consensus updated each quarter
Analyst Index
COMING SOON - Stock index based on equity analyst consensus updated every second
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