BIO — BIO RAD LABS INC

Ownership history in Quarry LP  ·  6 quarters on record

This page tracks every 13F SEC filing in which Quarry LP reported a position in BIO RAD LABS INC (BIO). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.02% (2024 Q3)
Avg. % of fund
0.01%
First filed
2023 Q4
Last filed
2025 Q3
Quarters held
6
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 287 +163 +131.5% 0.02% $80K $280.39
2025 Q2 ADDED 124 +4 +3.3% 0.01% $30K $241.32
2025 Q1 REDUCED 120 -177 -59.6% 0.01% $29K $243.56
2024 Q3 ADDED 297 +82 +38.1% 0.02% $99K $334.58
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% of Fund (quarterly)    BIO price (monthly, adj. close)

Other funds also holding BIO

As of 2025 Q4 — sorted by position size

QVIDTVM Management LLC 3Y 28.62% JNE Partners LLP 3Y 11.59% Tikvah Management LLC 3Y 7Y 8.99% RK Asset Management, LLC 3Y 7Y 4.17% MANGROVE PARTNERS IM, LLC 3Y 7Y 3.13% SOUTHEASTERN ASSET MANAGEMENT INC/TN/ 3Y 7Y 3.07% ARIEL INVESTMENTS, LLC 3Y 7Y 2.5% AYAL Capital Advisors Ltd 2.11% Quantedge Capital Pte Ltd 3Y 2.04% Hound Partners, LLC 3Y 7Y 1.76%
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