Insider · CIK 0001732091

Girshick Birgit

Reports to the SEC for 1 company · WILMINGTON, MA

sec.gov

Transactions

Companies

Filings

CIK

0001732091

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-19	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	−528 sh	—	—	35,485
2026-08-11	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	+6,500 sh	$179.66	+$1.17M	42,513
2026-08-11	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.S Sale	Director, Chief Executive Officer	SSale	−6,500 sh	$279.90	−$1.82M	36,013
2026-08-11	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC. · Stock Options (Right to Buy)M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	−6,500 sh	—	—	0
2026-06-05	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	−3,386 sh	—	—	36,013
2026-06-05	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	+3,386 sh	—	—	43,803
2026-05-31	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−378 sh	$180.71	−$68.3K	39,399
2026-05-30	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−1,204 sh	$180.71	−$218K	39,777
2026-05-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+9,961 sh	$180.71	+$1.8M	40,981
2026-05-27	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−242 sh	$156.73	−$37.9K	31,020
2026-05-26	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−376 sh	$160.30	−$60.3K	31,262
2026-03-04	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	−328 sh	—	—	40,417
2026-01-30	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+9,500 sh	—	—	29,974
2026-01-30	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−3,061 sh	$211.68	−$648K	26,913
2025-05-31	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−283 sh	$135.63	−$38.4K	65,944
2025-05-30	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+12.2K sh	$135.63	+$1.66M	66,227
2025-05-28	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−117 sh	$138.65	−$16.2K	53,988
2025-05-27	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−242 sh	$136.73	−$33.1K	54,105
2025-05-26	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−281 sh	$136.73	−$38.4K	54,347
2025-02-25	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	−430 sh	—	—	54,628
2025-02-20	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.P Purchase	Director, Chief Executive Officer	PPurchase	+1,514 sh	$164.63	+$249K	55,058
2025-01-31	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+4,057 sh	—	—	54,569
2025-01-31	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−1,025 sh	$165.57	−$170K	53,544
2024-05-31	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+3,838 sh	—	—	50,512
2024-05-31	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC. · Stock Options (Right to Buy)A Award	Director, Chief Executive Officer	AAward	+8,722 sh	$208.44	+$1.82M	8,722
2024-05-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−216 sh	$214.51	−$46.3K	46,674
2024-05-28	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−132 sh	$217.21	−$28.7K	46,890
2024-05-27	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−242 sh	$217.21	−$52.6K	47,022
2024-05-26	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−376 sh	$217.21	−$81.7K	47,264
2024-02-15	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	−424 sh	—	—	47,691
2024-01-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+3,526 sh	—	—	49,274
2024-01-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−1,159 sh	$220.28	−$255K	48,115
2024-01-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+3,451 sh	—	—	49,199
2024-01-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−1,135 sh	$220.28	−$250K	48,064
2024-01-10	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	+5,916 sh	$144.67	+$856K	50,365
2024-01-10	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−4,617 sh	$213.14	−$984K	45,748
2024-01-10	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC. · Stock Options (Right to Buy)M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	−5,916 sh	—	—	0
2024-01-10	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	+5,916 sh	$215.19	+$1.27M	50,365
2024-01-10	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−4,590 sh	$215.19	−$988K	45,775
2024-01-10	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC. · Stock Options (Right to Buy)M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	−5,916 sh	—	—	0
2023-11-20	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.P Purchase	Director, Chief Executive Officer	PPurchase	+1,322 sh	$187.82	+$248K	44,449
2023-05-29	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−216 sh	$194.12	−$41.9K	43,477
2023-05-28	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−132 sh	$194.12	−$25.6K	43,693
2023-05-27	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−242 sh	$194.12	−$47K	43,825
2023-05-26	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A Award	Director, Chief Executive Officer	AAward	+3,812 sh	—	—	44,067
2023-05-26	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC. · Stock Options (Right to Buy)A Award	Director, Chief Executive Officer	AAward	+9,145 sh	$194.12	+$1.78M	9,145
2023-03-07	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.G Gift	Director, Chief Executive Officer	GGift	−475 sh	—	—	40,255
2023-02-22	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F Tax Payment	Director, Chief Executive Officer	FTax Payment	−308 sh	$243.60	−$75K	40,730
2023-02-16	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.M Exercise/Conversion	Director, Chief Executive Officer	MExercise/Conversion	+3,205 sh	$109.34	+$350K	44,243
2023-02-16	CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.S Sale	Director, Chief Executive Officer	SSale	−84 sh	$246.13	−$20.7K	44,159

Recent filings

Accepted (ET)
Aug 204
Girshick Birgit0001100682-26-000138
SEC(opens sec.gov)
Aug 134
Girshick Birgit0001100682-26-000132
SEC(opens sec.gov)
Jun 84
Girshick Birgit0001100682-26-000107
SEC(opens sec.gov)
Jun 24
Girshick Birgit0001100682-26-000093
SEC(opens sec.gov)
May 284
Girshick Birgit0001100682-26-000079
SEC(opens sec.gov)
Mar 54
Girshick Birgit0001100682-26-000028
SEC(opens sec.gov)
Feb 24
Girshick Birgit0001100682-26-000010
SEC(opens sec.gov)
Jun 34
Girshick Birgit0001127602-25-016544
SEC(opens sec.gov)
May 294
Girshick Birgit0001127602-25-015895
SEC(opens sec.gov)
Feb 264
Girshick Birgit0001127602-25-006850
SEC(opens sec.gov)

Companies

CHARLES RIVER LABORATORIES INTERNATIONAL, INC.Director, Chief Executive OfficerCRL

Address

C/O CHARLES RIVER LABORATORIES 251 BALLARDVALE STREET

WILMINGTON, MA, 01887