Charles River Laboratories International, Inc. (CRL) Insider Trading Activity

NYSE$161.35
Market Cap
$7.94B
Sector
Healthcare
Industry
Medical—Diagnostics & Research
Rank in Sector
133 of 888
Rank in Industry
7 of 47

CRL Insider Trading Activity

CRL Median Price and Trade Amounts History Chart

Statistics of Insider Transactions

Amount of Insider Buys and Sells

Buys
$1,251,686
2
22
Sells
$1,078,252
7
78

Related Transactions

FOSTER JAMES CChairman, President and CEO
1
$1M
0
$0
$1M
Girshick BirgitCorporate Executive VP & COO
1
$249,250
0
$0
$249,250
MASSARO GEORGEdirector
0
$0
2
$38,963
$-38,963
LaPlume Joseph WEVP, Corp Strategy & Develop
0
$0
5
$1.04M
$-1.04M

About Charles River Laboratories International, Inc.

Charles River Laboratories International, Inc., a non-clinical contract research organization, provides drug discovery, non-clinical development, and safety testing services in the United States, Europe, Canada, the Asia Pacific, and internationally. It operates through three segments: Research Models and Services (RMS), Discovery and Safety Assessment (DSA), and Manufacturing Solutions (Manufacturing). The RMS segment produces and sells rodent research model strains and purpose-bred rats and mice for use by researchers. This segment also provides a range of services to assist its clients in supporting the use of research models in research and screening non-clinical drug candidates, including research models, genetically engineered models and services, insourcing solutions, and research animal diagnostic services. The DSA segment offers early and in vivo discovery services for the identification and validation of novel targets, chemical compounds, and antibodies through delivery of non-clinical drug and therapeutic candidates ready for safety assessment; and safety assessment services, such as toxicology, pathology, safety pharmacology, bioanalysis, drug metabolism, and pharmacokinetics services. The Manufacturing segment provides in vitro methods for conventional and rapid quality control testing of sterile and non-sterile pharmaceuticals and consumer products. This segment also offers specialized testing of biologics that are outsourced by pharmaceutical and biotechnology companies; and avian vaccine services that provide specific-pathogen-free (SPF) fertile chicken eggs, SPF chickens, and diagnostic products used to manufacture vaccines. The company also provides contract vivarium operation services to biopharmaceutical clients. Charles River Laboratories International, Inc. was founded in 1947 and is headquartered in Wilmington, Massachusetts.

Insider Activity of Charles River Laboratories International, Inc.

Over the last 12 months, insiders at Charles River Laboratories International, Inc. have bought $1.25M and sold $1.08M worth of Charles River Laboratories International, Inc. stock.

On average, over the past 5 years, insiders at Charles River Laboratories International, Inc. have bought $1.14M and sold $22.01M worth of stock each year.

Highest buying activity among insiders over the last 12 months: FOSTER JAMES C (Chairman, President and CEO) — $1M. Girshick Birgit (Corporate Executive VP & COO) — $249,250.

The last purchase of 1,514 shares for transaction amount of $249,250 was made by Girshick Birgit (Corporate Executive VP & COO) on 2025‑02‑20.

List of Insider Buy and Sell Transactions, Charles River Laboratories International, Inc.

2025-08-22SaleLaPlume Joseph WEVP, Corp Strategy & Develop
400
0.0008%
$163.72
$65,488
+10.19%
2025-08-18SaleLaPlume Joseph WEVP, Corp Strategy & Develop
800
0.0016%
$157.60
$126,080
+13.36%
2025-08-07SaleLaPlume Joseph WEVP, Corp Strategy & Develop
400
0.0008%
$150.04
$60,016
+17.08%
2025-05-15SaleMASSARO GEORGEdirector
140
0.0003%
$137.57
$19,260
+20.72%
2025-05-14SaleMASSARO GEORGEdirector
140
0.0003%
$140.74
$19,703
+20.65%
2025-05-13SaleLaPlume Joseph WEVP, Corp Strategy & Develop
500
0.001%
$145.41
$72,705
+16.35%
2025-02-20SaleLaPlume Joseph WEVP, Corp Strategy & Develop
4,400
0.0085%
$162.50
$715,000
+0.68%
2025-02-20PurchaseFOSTER JAMES CChairman, President and CEO
6,075
0.0119%
$165.01
$1M
+0.68%
2025-02-20PurchaseGirshick BirgitCorporate Executive VP & COO
1,514
0.003%
$164.63
$249,250
+0.68%
2024-11-07SaleWALLMAN RICHARD Fdirector
7,621
0.0151%
$216.17
$1.65M
-22.41%
2024-08-08SaleLaPlume Joseph WEVP, Corp Strategy & Develop
1,780
0.0034%
$199.36
$354,861
-16.43%
2024-08-01SaleFOSTER JAMES CChairman, President and CEO
25,000
0.05%
$250.00
$6.25M
-29.66%
2024-05-15SaleMASSARO GEORGEdirector
332
0.0007%
$235.62
$78,225
-18.17%
2024-05-10SaleLaPlume Joseph WEVP, Corp Strategy & Develop
1,304
0.0025%
$226.97
$295,969
-16.08%
2024-03-08SaleKnell Michael GunnarCSVP&Chief Accounting Officer
808
0.0016%
$267.52
$216,156
-24.55%
2024-03-04SaleKnell Michael GunnarCSVP&Chief Accounting Officer
2,750
0.0054%
$261.05
$717,890
-22.04%
2024-02-29SaleCreamer Victoria LEVP & Chief People Officer
5,000
0.0097%
$253.70
$1.27M
-20.53%
2024-02-29SaleParisotto Shannon MCEVP, Disc & Safety Assessment
3,786
0.0073%
$253.45
$959,545
-20.53%
2024-02-22SaleBarbo William DCorporate Executive VP & CCO
4,050
0.0079%
$248.50
$1.01M
-17.67%
2024-02-15SaleLaPlume Joseph WEVP, Corp Strategy & Develop
838
0.0016%
$238.93
$200,223
-16.91%
Total: 537
*Gray background shows transactions not older than one year

Insider Historical Profitability

7.65%
FOSTER JAMES CChairman, President and CEO
183639
0.3731%
$29.63M784
+6.87%
Girshick BirgitCorporate Executive VP & COO
55058
0.1119%
$8.88M213
+12.84%
LaPlume Joseph WEVP, Corp Strategy & Develop
23716
0.0482%
$3.83M025
MASSARO GEORGEdirector
5575
0.0113%
$899,526.25034
CAWTHORN ROBERTdirector
286700
0.5825%
$46.26M02
JOHST DAVID PCorporate Executive VP
212854
0.4325%
$34.34M028
NIMMO WALTER Sdirector
149447
0.3037%
$24.11M05
ACKERMAN THOMAS F
111698
0.227%
$18.02M041
RENAUD REAL HCorp. Executive VP
63586
0.1292%
$10.26M012
REESE C RICHARDdirector
56457
0.1147%
$9.11M04
CHUBB STEPHEN Ddirector
40529
0.0824%
$6.54M040
SHAUGHNESSY DENNIS RSr. VP Corporate Development
37761
0.0767%
$6.09M03
BERTOLINI ROBERT Jdirector
29134
0.0592%
$4.7M05
MILNE GEORGE M JRdirector
28417
0.0577%
$4.59M010
Smith David RossCorporate Executive VP & CFO
27064
0.055%
$4.37M028
Barbo William DCorporate Executive VP & CCO
22879
0.0465%
$3.69M013
WALTRIP WILLIAMdirector
21830
0.0444%
$3.52M05
Molho DavidePresident & COO
17155
0.0349%
$2.77M020
BATHGATE BRIANCorporate Vice President
16134
0.0328%
$2.6M08
BERTHOUX CHRISTOPHERCorp Sr VP
15047
0.0306%
$2.43M07
THIER SAMUEL O MDdirector
14190
0.0288%
$2.29M017
GELLER JORGCorporate Executive VP
14094
0.0286%
$2.27M026
Creamer Victoria LEVP & Chief People Officer
13550
0.0275%
$2.19M03
URQUHART JOHNdirector
11738
0.0239%
$1.89M02
ELLIOTT DAVID JOfficer
11750
0.0239%
$1.9M01
GILLETT NANCYCorporate Executive VP
11034
0.0224%
$1.78M141
+0.49%
Ho John CSenior Vice President
8950
0.0182%
$1.44M10
+15.04%
Knell Michael GunnarCSVP&Chief Accounting Officer
7825
0.0159%
$1.26M08
Kochevar Deborah Turnerdirector
6096
0.0124%
$983,589.60010
Crowley John JSVP, Chief Accounting Officer
5883
0.012%
$949,222.0503
ROGERS DOUGLAS Edirector
5349
0.0109%
$863,061.1501
Parisotto Shannon MCEVP, Disc & Safety Assessment
4792
0.0097%
$773,189.2004
WALLMAN RICHARD Fdirector
0
0%
$0413
+7.48%
ANKCORN MICHAEL FCorp. Sr. VP
0
0%
$003
MCEWAN ALASTAIR STUARTCorporate VP
0
0%
$003
*Gray background shows insiders who have made transactions during last year

CRL Institutional Investors: Active Positions

Increased Positions295+49.33%7M+14.33%
Decreased Positions258-43.14%6M-11.86%
New Positions97New2MNew
Sold Out Positions59Sold Out1MSold Out
Total Postitions635+6.19%52M+2.47%

CRL Ownership Change vs Market

Institutional Investor Ownership

Top Shareholders
Top Buyers
Top Sellers
New Shareholders
Sold-Out Shareholders
Active Shareholders
Vanguard Group Inc$1.18M11.92%5.84M+27,989+0.48%2025-09-30
Blackrock, Inc.$780,545.007.87%3.86M+199,934+5.47%2025-09-30
Wellington Management Group Llp$645,814.006.51%3.19M-577,338-15.32%2025-09-30
Allspring Global Investments Holdings, Llc$440,859.004.45%2.18M-113,185-4.94%2025-09-30
State Street Corp$370,662.003.74%1.83M-27,634-1.49%2025-09-30
Ariel Investments, Llc$301,626.003.04%1.49M+74,750+5.28%2025-09-30
Harris Associates L P$298,182.003.01%1.47M+310,149+26.67%2025-09-30
Geode Capital Management, Llc$256,415.002.59%1.27M+34,516+2.8%2025-09-30
Invesco Ltd.$252,859.002.55%1.25M+12,035+0.97%2025-09-30
Bank Of America Corp /De/$235,485.002.37%1.16M+137,335+13.38%2025-09-30

Financial Ratios

Summary
Comparison with Competitors

Price to Earnings

Price/Earnings to Growth

Price to Sales

Price to Book

Price/Free Cash Flow

Analyst Recommendations

Analyst Price Targets

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Information is provided 'as-is' and solely for informational purposes and is not advice. Prismo does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.