§ LIFE SCIENCES TOOLS & SERVICES
USD · Life Sciences Tools & Services

CRL

CHARLES RIVER LABORATORIES
USDSector · Life Sciences Tools & ServicesMarket cap · $13.9BBeta · 1.38
LAST · MARKET CLOSE · OCT 05
310.77
+20.58 ▲ 7.09%PREV CLOSE · $290.19
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
OPEN 292.05HIGH 312.26LOW 292.0252W 146.20 — 303.31
EVENTSOCT 02 · CG BUYJUN 30 · EARNINGS +9.2%

§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY

13F FLOW
277 increased/new, 206 decreased/exited (13F)
AC 13F Analysis
INSIDER
−$23M
8 txns · 90d

§ 04 · FUNDAMENTALS · THE BOOKS

P/B3.16EPS (TTM)-4.85
§ 05 · WHO OWNS IT
Top institutional holders
All holders →
FundShares% portΔ Q/Q
BlackRock, Inc.3.9M0.0%+3%
Fidelity Management3.5M0.0%+99%
VANGUARD CAPITAL MANAGEMENT LLC3.2Mn/an/a
VANGUARD PORTFOLIO MANAGEMENT LLC2.3Mn/an/a
HARRIS ASSOCIATES L P2.2M0.5%+28%
Allspring Global Investments Holdings, LLC2.0M0.6%−0%
◇ AC INTELLIGENCE

Top institutional owners for CRL as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.

§ 06 · WHO OWNS IT · BY STRATEGY

OTHER49.1% · 407 holders
QUALITY / COMPOUNDER29.2% · 33 holders
PASSIVE / INDEX18.0% · 13 holders
DEALER / BANK15.8% · 56 holders
TACTICAL / MACRO4.5% · 5 holders
DEEP VALUE4.4% · 1 holder
SYSTEMATIC / QUANT2.5% · 9 holders
INCOME / DEFENSIVE1.7% · 34 holders
ACTIVIST0.4% · 1 holder
GROWTH / MOMENTUM0.0% · 1 holder
◇ AC INTELLIGENCE

Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.

§ 07 · INSIDER ACTIVITY · LAST 180 DAYS

DateInsiderActionShares$ value
OCT 02Coleman GlennBUY10+$3K
AUG 27FOSTER JAMES CSELL34K−$10M
AUG 13Parisotto Shannon MSELL4K−$1M
AUG 13Girshick BirgitSELL7K−$2M
AUG 11FOSTER JAMES CSELL29K−$8M
AUG 10Knell Michael GunnarSELL736−$190K
◇ AC INTELLIGENCE

1 insider buy, 8 sells in the last 180 days. Scheduled 10b5-1 sales are pre-programmed and neutral; discretionary clusters are the tape worth reading. Cross-reference with the signal stack above for context.

§ 08 · COVERAGE · OUR RECENT NOTES

No notes mention CRL yet.