Joel Isaacson & Co., LLC Regeneron Pharmaceuticals, Inc. Transaction History

Joel Isaacson & Co., LLC

$2.39 Billion
Q2 2025

A detailed history of Joel Isaacson & Co., LLC transactions in Regeneron Pharmaceuticals, Inc. stock. As of the latest transaction made, Joel Isaacson & Co., LLC holds 3,073 shares of REGN stock, worth $1.78 Million. This represents 0.07% of its overall portfolio holdings.

Number of Shares

3,073

Previous 3,298 6.82%

Holding current value

$1.78 Million

Previous $2.09 Million 22.86%

% of portfolio

0.07%

Previous 0.1%

23 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Jul 23, 2025	SELL	$483.07 - $625.6 $108,690 - $140,760	-225 Reduced 6.82%	3,073 $1.61 Million
Q4 2024 Jan 28, 2025	SELL	$701.85 - $1046.91 $17,546 - $26,172	-25 Reduced 0.75%	3,298 $2.35 Million
Q2 2024 Jul 23, 2024	BUY	$883.2 - $1071.19 $21,196 - $25,708	24 Added 0.73%	3,323 $3.49 Million
Q1 2024 Apr 29, 2024	BUY	$902.69 - $993.35 $1,805 - $1,986	2 Added 0.06%	3,299 $3.18 Million
Q4 2023 Jan 24, 2024	BUY	$775.18 - $881.7 $24,030 - $27,332	31 Added 0.95%	3,297 $2.9 Million
Q3 2023 Oct 23, 2023	BUY	$692.45 - $844.37 $26,313 - $32,086	38 Added 1.18%	3,266 $2.69 Million
Q1 2023 Apr 24, 2023	SELL	$680.49 - $826.97 $17,012 - $20,674	-25 Reduced 0.77%	3,228 $2.65 Million
Q4 2022 Jan 27, 2023	BUY	$705.89 - $766.39 $9,882 - $10,729	14 Added 0.43%	3,253 $0
Q3 2022 Oct 13, 2022	SELL	$573.97 - $724.32 $1,147 - $1,448	-2 Reduced 0.06%	3,239 $2.23 Million
Q2 2022 Jul 15, 2022	SELL	$548.35 - $738.84 $2,741 - $3,694	-5 Reduced 0.15%	3,241 $1.92 Million
Q1 2022 Apr 21, 2022	SELL	$595.12 - $698.43 $3,570 - $4,190	-6 Reduced 0.18%	3,246 $2.35 Million
Q4 2021 Jan 19, 2022	BUY	$543.48 - $670.97 $3,260 - $4,025	6 Added 0.18%	3,252 $2.05 Million
Q2 2021 Jul 20, 2021	SELL	$472.8 - $558.54 $472 - $558	-1 Reduced 0.03%	3,246 $1.81 Million
Q3 2020 Oct 14, 2020	BUY	$544.75 - $658.21 $4,902 - $5,923	9 Added 0.28%	3,247 $1.82 Million
Q2 2020 Jul 21, 2020	BUY	$493.32 - $643.92 $111,490 - $145,525	226 Added 7.5%	3,238 $2.02 Million
Q1 2020 Apr 21, 2020	BUY	$336.18 - $494.43 $4,034 - $5,933	12 Added 0.4%	3,012 $1.47 Million
Q3 2019 Oct 15, 2019	SELL	$273.46 - $318.39 $7,656 - $8,914	-28 Reduced 0.92%	3,000 $832,000
Q2 2019 Jul 11, 2019	SELL	$299.6 - $414.82 $4,194 - $5,807	-14 Reduced 0.46%	3,028 $948,000
Q1 2019 Apr 09, 2019	BUY	$372.08 - $439.57 $9,302 - $10,989	25 Added 0.83%	3,042 $1.25 Million
Q4 2018 Jan 18, 2019	BUY	$335.82 - $403.04 $5,708 - $6,851	17 Added 0.57%	3,017 $1.23 Million
Q2 2018 Aug 01, 2018	SELL	$284.6 - $344.99 $3,415 - $4,139	-12 Reduced 0.4%	3,000 $1.04 Million
Q1 2018 May 01, 2018	BUY	$315.82 - $393.78 $3,789 - $4,725	12 Added 0.4%	3,012 $1.04 Million
Q3 2017 Nov 02, 2017	BUY	$431.38 - $504.0 $1.29 Million - $1.51 Million	3,000	3,000 $1.34 Million

Others Institutions Holding REGN

# of Institutions

1,434

Shares Held

88.9M

Call Options Held

1.98M

Put Options Held

1.75M

View Full List

About REGENERON PHARMACEUTICALS, INC.

Ticker REGN
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 107,190,000
Market Cap $62.1B
Description
Regeneron Pharmaceuticals, Inc. discovers, invents, develops, manufactures, and commercializes medicines for treating various diseases worldwide. The company's products include EYLEA injection to treat wet age-related macular degeneration and diabetic macular edema; myopic choroidal neovascularization; and diabetic retinopathy, as well as macula...

More about REGN

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Joel Isaacson & Co., LLC Regeneron Pharmaceuticals, Inc. Transaction History