Charles River Laboratories International, Inc.

CRLNYSEHealthcare● Active

$186.44

+$5.10(+2.81%)

Market Cap$9.0B

P/E Ratio—

52W High$228.88

52W Low$140.78

Avg Volume897K

Open$182.80

Beta1.45

Insider Trades Ownership Employees

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

Form 4 buy vs sell counts, ratio, and sentiment — switch this quarter or last 12 months; chart and transactions below.

SEC EDGAR · FMP · CRL · as of Jun 8, 2026

Activity summary

Buy transactions

P-Purchase only

Sell transactions

12 Months

Buy/Sell ratio

0.33

Buy/Sell (by trades)

Overall sentiment

BEARISH

↑ Buy 25%Active transactions only · RSU vesting excluded75% Sell ↓

Charles River Laboratories International, Inc. insiders have been primarily selling shares over the past 12 Months. Selling activity is often driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment toward the company.

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · Buy = P-Purchase only · Sell = S-Sale only

As of Jun 8, 2026

CRL insider buying and selling by quarter

CRL insider selling · CRL insider buying stocks · quarterly insider activity

Total insider buying (incl. awards)Total insider selling

91K45K0

2024 Q3

2024 Q4

2025 Q1

2025 Q2

2025 Q3

2025 Q4

2026 Q1

2026 Q2

Mobile shows last 4Q · Desktop shows full 8Q

▸ Source: SEC EDGAR · Form 3 & 4 · via Financial Modeling Prep · last 8 quarters

As of Jun 8, 2026

Active insiders

Most active in past 12 months · CRL ceo insider trading

Showing all insiders · Click a card to filter the transactions table below

▸ Aggregated from reportingName · top 5 by trade count (12M) · no extra API

Recent insider transactions

CRL executive sell shares · CRL board member insider trading · CRL insider trading SEC filing

Showing 89 most recent · Common Stock · Form 4 only

Scroll horizontally to see all columns

Date	Insider	Type	Shares	Price	Value	After trans.	Filing
Jun 2, 2026	Barg Steven Director	Award	422	$174.79	$74K	3,287	Form 4
May 29, 2026	Coleman Glenn EVP & Chief Financial Officer	Award	6,640	$180.71	$1.20M⚡	27,752	Form 4
May 29, 2026	Mintz Mark EVP, Chief Information Officer	Award	2,534	$180.71	$458K	9,915	Form 4
May 30, 2026	Mintz Mark EVP, Chief Information Officer	Other	305	$180.71	$55K	9,610	Form 4
May 31, 2026	Mintz Mark EVP, Chief Information Officer	Other	64	$180.71	$12K	9,546	Form 4
May 29, 2026	LaPlume Joseph W EVP, Corp Strategy & Develop	Award	5,257	$180.71	$950K	32,277	Form 4
May 30, 2026	LaPlume Joseph W EVP, Corp Strategy & Develop	Other	744	$180.71	$134K	31,533	Form 4
May 31, 2026	LaPlume Joseph W EVP, Corp Strategy & Develop	Other	235	$180.71	$42K	31,298	Form 4
May 29, 2026	Knell Michael Gunnar SVP, Finance and CAO	Award	1,837	$180.71	$332K	16,352	Form 4
May 30, 2026	Knell Michael Gunnar SVP, Finance and CAO	Other	152	$180.71	$27K	16,200	Form 4
May 31, 2026	Knell Michael Gunnar SVP, Finance and CAO	Other	48	$180.71	$9K	16,152	Form 4
May 29, 2026	Girshick Birgit CEO	Award	9,961	$180.71	$1.80M⚡	40,981	Form 4
May 30, 2026	Girshick Birgit CEO	Other	1,204	$180.71	$218K	39,777	Form 4
May 31, 2026	Girshick Birgit CEO	Other	378	$180.71	$68K	39,399	Form 4
May 30, 2026	FOSTER JAMES C Director	Other	1,596	$180.71	$288K	279,957	Form 4
May 29, 2026	Creamer Victoria L EVP & Chief People Officer	Award	5,135	$180.71	$928K	30,861	Form 4
May 30, 2026	Creamer Victoria L EVP & Chief People Officer	Other	616	$180.71	$111K	30,245	Form 4
May 31, 2026	Creamer Victoria L EVP & Chief People Officer	Other	194	$180.71	$35K	30,051	Form 4
May 29, 2026	Parisotto Shannon M CEVP, Disc & Safety Assessment	Award	4,361	$180.71	$788K	12,103	Form 4
May 30, 2026	Parisotto Shannon M CEVP, Disc & Safety Assessment	Other	551	$180.71	$100K	11,552	Form 4
May 31, 2026	Parisotto Shannon M CEVP, Disc & Safety Assessment	Other	170	$180.71	$31K	11,382	Form 4
May 26, 2026	Creamer Victoria L EVP & Chief People Officer	Other	198	$160.30	$32K	25,874	Form 4
May 27, 2026	Creamer Victoria L EVP & Chief People Officer	Other	148	$156.73	$23K	25,726	Form 4
Feb 6, 2026	Parisotto Shannon M CEVP, Disc & Safety Assessment	Gift	7,169	—	—	8,151	Form 4
Feb 6, 2026	Parisotto Shannon M CEVP, Disc & Safety Assessment	Gift	7,169	—	—	8,015	Form 4

Barg Steven

Director

Award

Date

Jun 2

422

Price

$174.79

Value

$74K

View Form 4 on SEC.gov

Coleman Glenn

EVP & Chief Financial Officer

Award

Date

May 29

6,640

Price

$180.71

Value

$1.20M ⚡

View Form 4 on SEC.gov

Mintz Mark

EVP, Chief Information Officer

Award

Date

May 29

2,534

Price

$180.71

Value

$458K

View Form 4 on SEC.gov

Mintz Mark

EVP, Chief Information Officer

Other

Date

May 30

305

Price

$180.71

Value

$55K

View Form 4 on SEC.gov

Mintz Mark

EVP, Chief Information Officer

Other

Date

May 31

Price

$180.71

Value

$12K

View Form 4 on SEC.gov

LaPlume Joseph W

EVP, Corp Strategy & Develop

Award

Date

May 29

5,257

Price

$180.71

Value

$950K

View Form 4 on SEC.gov

LaPlume Joseph W

EVP, Corp Strategy & Develop

Other

Date

May 30

744

Price

$180.71

Value

$134K

View Form 4 on SEC.gov

LaPlume Joseph W

EVP, Corp Strategy & Develop

Other

Date

May 31

235

Price

$180.71

Value

$42K

View Form 4 on SEC.gov

Knell Michael Gunnar

SVP, Finance and CAO

Award

Date

May 29

1,837

Price

$180.71

Value

$332K

View Form 4 on SEC.gov

Knell Michael Gunnar

SVP, Finance and CAO

Other

Date

May 30

152

Price

$180.71

Value

$27K

View Form 4 on SEC.gov

Knell Michael Gunnar

SVP, Finance and CAO

Other

Date

May 31

Price

$180.71

Value

$9K

View Form 4 on SEC.gov

Girshick Birgit

CEO

Award

Date

May 29

9,961

Price

$180.71

Value

$1.80M ⚡

View Form 4 on SEC.gov

Girshick Birgit

CEO

Other

Date

May 30

1,204

Price

$180.71

Value

$218K

View Form 4 on SEC.gov

Girshick Birgit

CEO

Other

Date

May 31

378

Price

$180.71

Value

$68K

View Form 4 on SEC.gov

FOSTER JAMES C

Director

Other

Date

May 30

1,596

Price

$180.71

Value

$288K

View Form 4 on SEC.gov

Creamer Victoria L

EVP & Chief People Officer

Award

Date

May 29

5,135

Price

$180.71

Value

$928K

View Form 4 on SEC.gov

Creamer Victoria L

EVP & Chief People Officer

Other

Date

May 30

616

Price

$180.71

Value

$111K

View Form 4 on SEC.gov

Creamer Victoria L

EVP & Chief People Officer

Other

Date

May 31

194

Price

$180.71

Value

$35K

View Form 4 on SEC.gov

Parisotto Shannon M

CEVP, Disc & Safety Assessment

Award

Date

May 29

4,361

Price

$180.71

Value

$788K

View Form 4 on SEC.gov

Parisotto Shannon M

CEVP, Disc & Safety Assessment

Other

Date

May 30

551

Price

$180.71

Value

$100K

View Form 4 on SEC.gov

Parisotto Shannon M

CEVP, Disc & Safety Assessment

Other

Date

May 31

170

Price

$180.71

Value

$31K

View Form 4 on SEC.gov

Creamer Victoria L

EVP & Chief People Officer

Other

Date

May 26

198

Price

$160.30

Value

$32K

View Form 4 on SEC.gov

Creamer Victoria L

EVP & Chief People Officer

Other

Date

May 27

148

Price

$156.73

Value

$23K

View Form 4 on SEC.gov

Parisotto Shannon M

CEVP, Disc & Safety Assessment

Gift

Date

Feb 6

7,169

Price

—

Value

—

View Form 4 on SEC.gov

Parisotto Shannon M

CEVP, Disc & Safety Assessment

Gift

Date

Feb 6

7,169

Price

—

Value

—

View Form 4 on SEC.gov

⚡ = value ≥ $1M · Award/Option price shows — · formType=4 · securityName=Common Stock · url → sec.gov/Archives/edgar

1 / 4

▸ Source: SEC EDGAR · Form 4 filings · ⚡ = value ≥ $1M · Award/Option price shows —

About CRL insider trading

CRL insider trades

Charles River Laboratories International, Inc. (CRL) insider trading data is sourced from SEC Form 4 filings submitted by corporate insiders, including LaPlume Joseph W (EVP, Corp Strategy & Develop), Parisotto Shannon M (CEVP, Disc & Safety Assessment), Knell Michael Gunnar (SVP, Finance and CAO). Over the past 12 months, 5 insiders have filed transactions with the SEC. CRL insiders have been primarily selling, which may reflect pre-scheduled Rule 10b5-1 plan executions.

For Charles River Laboratories International, Inc.'s institutional ownership breakdown and insider ownership percentage, see the Ownership tab → Ownership tab →

Buy/Sell signal logic

acquisitionOrDisposition field:

A = Acquisition (buy) · D = Disposition (sell)

RSU vesting (M-Exempt) excluded from sentiment

Form 4SEC filing required within 2 business days of any insider transaction

10b5-1Pre-scheduled trading plan that allows insiders to sell on autopilot

Open MktDirect purchase or sale on the open market (excludes awards, options)

Ownership SEC filings Financial statements Price history Forecast & ratings Earnings

Frequently asked questions

CRL insider trading · 5 questions

The insiders of Charles River Laboratories International, Inc. (CRL) include executives and directors such as LaPlume Joseph W (EVP, Corp Strategy & Develop), Parisotto Shannon M (CEVP, Disc & Safety Assessment), Knell Michael Gunnar (SVP, Finance and CAO), among others. Over the past 12 months, 5 insiders have filed Form 4 transactions with the SEC. Insider transactions are required to be reported within 2 business days of the trade date.

CRL board member insider tradingwho are CRL insidersCRL insider rosterCharles River Laboratories International, Inc. executives insider activity

▸ Source: FMP /stable/insider-trading/search · SEC EDGAR Form 3 & 4 · acquisitionOrDisposition A=Buy, D=Sell · RSU vesting (M-Exempt) excluded from sentiment bar · As of Jun 8, 2026