CRL — Charles River Laboratories

Ownership history in CONGRESS ASSET MANAGEMENT CO  ·  32 quarters on record

AI Ownership Summary

CONGRESS ASSET MANAGEMENT CO reported Charles River Laboratories (CRL) in 32 quarterly 13F filings from 2023 Q4 through 2025 Q3. Peak portfolio weight reached 0.88% in 2024 Q1. The latest visible filing shows CRL at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this CRL ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was CONGRESS ASSET MANAGEMENT CO's position in Charles River Laboratories, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2025 Q3

CRL was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.88% in 2024 Q1

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2023 Q4 to 2025 Q3

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

CRL stock page CONGRESS ASSET MANAGEMENT CO fund profile CONGRESS ASSET MANAGEMENT CO full holdings
How CONGRESS ASSET MANAGEMENT CO held CRL — position size vs. price
% of Fund (quarterly)    CRL price (quarter-end, indexed to 100)
📋 Quarterly Holdings History 7 quarters  ▾
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2025 Q3 REDUCED 2,195 -684 -23.8% 0.00% $343K 2025-10-10 $167.03
2025 Q1 REDUCED 2,879 -1,482 -34.0% 0.00% $433K 2025-04-11 $99.75
2024 Q4 REDUCED 4,361 -429,504 -99.0% 0.01% $805K 2025-01-30 $165.57
2024 Q3 REDUCED 433,865 -9,239 -2.1% 0.58% $85.5M 2024-10-28 $186.52
2024 Q2 REDUCED 443,104 -10,288 -2.3% 0.66% $91.5M 2024-08-02 $233.60
2024 Q1 REDUCED 453,392 -11,866 -2.6% 0.88% $122.8M 2024-04-11 $246.42
2023 Q4 REDUCED 465,258 -3,294 -0.7% 0.87% $110.0M 2024-03-04 $258.92
25 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding CRL

As of 2026 Q1 — sorted by position size

Laurus Global Equity Management Inc. 3Y 12.11% Miller Global Investments, LLC 0.32% CONFLUENCE INVESTMENT MANAGEMENT LLC 3Y 7Y 0.27% Cardinal Capital Management 3Y 7Y 0.25% Everhart Financial Group, Inc. 3Y 0.04% Versant Capital Management, Inc 3Y 7Y 0.04% GAMMA Investing LLC 0.03% Hilltop National Bank 0.02% Fragasso Financial Advisors Inc 3Y 7Y 0.02% CX Institutional 3Y 7Y 0.01%

FAQ About CONGRESS ASSET MANAGEMENT CO and CRL

These are the practical questions this page is built to answer before you even open the full history table.

How long has CONGRESS ASSET MANAGEMENT CO reported owning CRL?

CONGRESS ASSET MANAGEMENT CO reported CRL across 7 quarterly 13F filings, from 2023 Q4 through 2025 Q3.

What was the largest reported CRL position in CONGRESS ASSET MANAGEMENT CO's portfolio?

The largest reported portfolio weight for CRL was 0.88% in 2024 Q1.

What is the latest reported CRL position on this page?

The most recent filing on this page is 2025 Q3, when CONGRESS ASSET MANAGEMENT CO reported 2,195 shares, equal to 0.00% of portfolio, with an estimated market value of $343K.

What does the chart on this CRL ownership page compare?

The chart compares CONGRESS ASSET MANAGEMENT CO's quarterly CRL portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

← Back to CONGRESS ASSET MANAGEMENT CO Holdings