Twin Tree Management, LP Charles River Laboratories International, Inc. Transaction History

Twin Tree Management, LP

$51.8 Billion
Q2 2025

A detailed history of Twin Tree Management, LP transactions in Charles River Laboratories International, Inc. stock. As of the latest transaction made, Twin Tree Management, LP holds 26,300 shares of CRL stock, worth $4.74 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

26,300

Holding current value

$4.74 Million

% of portfolio

0.01%

17 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2024 Aug 13, 2024	BUY	$206.39 - $268.73 $112,482 - $146,457	545 New	545 $112,000
Q2 2022 Aug 11, 2022	SELL	$204.13 - $302.4 $3.91 Million - $5.78 Million	-19,130 Reduced 73.04%	7,060 $1.51 Million
Q1 2022 May 11, 2022	BUY	$255.51 - $362.11 $4.38 Million - $6.21 Million	17,157 Added 189.94%	26,190 $7.44 Million
Q3 2021 Nov 12, 2021	BUY	$372.64 - $458.3 $3.37 Million - $4.14 Million	9,033 New	9,033 $3.73 Million
Q2 2021 Aug 12, 2021	SELL	$294.17 - $371.65 $153,262 - $193,629	-521 Closed	0 $0
Q1 2021 May 17, 2021	BUY	$249.67 - $299.48 $125,584 - $150,638	503 Added 2794.44%	521 $151,000
Q4 2020 Feb 12, 2021	SELL	$222.0 - $252.62 $95,016 - $108,121	-428 Reduced 95.96%	18 $4,000
Q3 2020 Nov 13, 2020	SELL	$175.56 - $226.45 $2.46 Million - $3.18 Million	-14,039 Reduced 96.92%	446 $101,000
Q2 2020 Aug 12, 2020	SELL	$118.84 - $189.72 $181,825 - $290,271	-1,530 Reduced 9.55%	14,485 $2.53 Million
Q1 2020 May 13, 2020	BUY	$98.9 - $178.34 $1.39 Million - $2.5 Million	14,041 Added 711.3%	16,015 $2.02 Million
Q4 2019 Feb 14, 2020	SELL	$126.05 - $152.76 $406,763 - $492,956	-3,227 Reduced 62.05%	1,974 $302,000
Q3 2019 Nov 12, 2019	SELL	$125.07 - $143.67 $1.26 Million - $1.45 Million	-10,059 Reduced 65.92%	5,201 $688,000
Q2 2019 Aug 12, 2019	SELL	$123.4 - $148.55 $926,980 - $1.12 Million	-7,512 Reduced 32.99%	15,260 $2.17 Million
Q1 2019 May 10, 2019	BUY	$104.82 - $146.73 $1.49 Million - $2.09 Million	14,260 Added 167.53%	22,772 $3.31 Million
Q4 2018 Feb 13, 2019	BUY	$105.09 - $137.23 $894,526 - $1.17 Million	8,512 New	8,512 $963,000
Q3 2018 Nov 09, 2018	SELL	$112.11 - $134.54 $507,409 - $608,928	-4,526 Closed	0 $0
Q2 2018 Aug 08, 2018	BUY	$102.37 - $117.25 $463,326 - $530,673	4,526 New	4,526 $508,000

Others Institutions Holding CRL

# of Institutions

635

Shares Held

52.8M

Call Options Held

1.42M

Put Options Held

1.42M

View Full List

About CHARLES RIVER LABORATORIES INTERNATIONAL, INC.

Ticker CRL
Exchange NYSE
Sector Healthcare
Industry Diagnostics & Research
Shares Outstandng 50,863,300
Market Cap $9.16B
Description
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 Ass...

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Twin Tree Management, LP Charles River Laboratories International, Inc. Transaction History