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

Historic Insider Ownership Trends

Through the 90-day period concluding February 07, 2026, Charles River Laboratories International's top three insider stakeholders include Chairman And President And Ceo James C Foster (257.73K shares), Director C Richard Reese (65.54K shares), Cevp And Disc & Safety Assessment Shannon M Parisotto (42.41K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
James C Foster Chairman And President And Ceo 257,725 02 Feb, 2026
C Richard Reese 65,541 17 May, 2023
Shannon M Parisotto Cevp And Disc & Safety Assessment 42,407 30 Jan, 2026
Robert J Bertolini 32,802 15 May, 2024
George M Jr Milne 29,079 10 May, 2021
Joseph W Laplume Evp And Corp Strategy & Develop 27,423 03 Feb, 2026
Birgit Girshick Corporate Executive Vp & Coo 26,913 02 Feb, 2026
Victoria L Creamer Evp & Chief People Officer 26,072 02 Feb, 2026
David Ross Smith Corporate Executive Vp & Cfo 25,819 04 Mar, 2022
William D Barbo Corporate Executive Vp & Cco 25,310 08 Nov, 2024
Flavia Pease Corporate Executive Vp & Cfo 17,297 02 Jun, 2025
Michael Gunnar Knell Csvp And Cao And Interim Cfo 14,602 02 Feb, 2026
Martin Mackay 14,292 23 May, 2025
Richard F Wallman 12,386 08 Nov, 2024
Deborah Turner Kochevar 7,894 15 May, 2024
Mark Mintz Evp And Chief Information Officer 7,492 02 Feb, 2026
George Massaro 5,575 16 May, 2025
Virginia M Wilson 4,911 23 May, 2025
George Sr. Llado 4,814 23 May, 2025
Nancy C Andrews 3,964 23 May, 2025
Reshema Kemps-Polanco 2,590 23 May, 2025
Craig B. Thompson 2,413 23 May, 2025
Steven Barg 1,427 04 Jun, 2025
Paul W Graves 946 04 Jun, 2025
Abraham Ceesay 946 04 Jun, 2025
Mark J Enyedy 946 04 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
30 Jan, 2026 James C Foster Common Stock D 14,664 $211.68 253,677 D F
30 Jan, 2026 James C Foster Common Stock A 39,031 $0.00 268,341 D A
30 Jan, 2026 Michael Gunnar Knell Common Stock D 526 $211.68 14,602 D F
30 Jan, 2026 Michael Gunnar Knell Common Stock A 1,668 $0.00 15,128 D A
30 Jan, 2026 Victoria L Creamer Common Stock A 5,006 $0.00 27,368 D A
30 Jan, 2026 Victoria L Creamer Common Stock D 1,296 $211.68 26,072 D F
30 Jan, 2026 Birgit Girshick Common Stock D 3,061 $211.68 26,913 D F
30 Jan, 2026 Birgit Girshick Common Stock A 9,500 $0.00 29,974 D A
30 Jan, 2026 Joseph W Laplume Common Stock A 5,456 $0.00 29,172 D A
30 Jan, 2026 Joseph W Laplume Common Stock D 1,749 $211.68 27,423 D F
30 Jan, 2026 Shannon M Parisotto Common Stock D 1,067 $211.68 15,184 D F
30 Jan, 2026 Shannon M Parisotto Common Stock A 4,236 $0.00 16,251 D A
30 Jan, 2026 Mark Mintz Common Stock A 1,797 $0.00 8,147 D A
30 Jan, 2026 Mark Mintz Common Stock D 655 $211.68 7,492 D F
06 Nov, 2025 Michael Gunnar Knell Common Stock A 2,926 $170.88 13,460 D A
18 Aug, 2025 Joseph W Laplume Common Stock D 800 $157.60 24,116 D S
07 Aug, 2025 Joseph W Laplume - - 24,916 D
07 Aug, 2025 Joseph W Laplume Common Stock D 400 $150.04 24,916 D S
05 Jun, 2025 Joseph W Laplume Common Stock D 385 $0.00 25,316 D G
02 Jun, 2025 Paul W Graves Common Stock A 946 $135.04 946 D A