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Regeneron Pharmaceuticals, Inc.

REGN
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0000872589

In the last 90 days, Regeneron Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 5 sales; 1,342 institutions reported holding it in 13F filings for Q2 2026, worth $57.1B in total; Southeastern Asset Management (Longleaf) is the only superinvestor holding it.

13F holders, Q2 2025

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
1,201
−73 vs. Q1 2025
Shares held
89.3M
−3.67M (−4.0%) vs. Q1 2025
Total value
$46.9B
−$12.0B (−20.4%) vs. Q1 2025
New holders
134
443 more added
Sold out
207
475 more reduced

16 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting REGN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2025: 1,201 institutions
Q1 2021: 926 institutionsQ2 2021: 975 institutionsQ3 2021: 1,022 institutionsQ4 2021: 1,081 institutionsQ1 2022: 1,097 institutionsQ2 2022: 1,066 institutionsQ3 2022: 1,081 institutionsQ4 2022: 1,161 institutionsQ1 2023: 1,196 institutionsQ2 2023: 1,168 institutionsQ3 2023: 1,180 institutionsQ4 2023: 1,274 institutionsQ1 2024: 1,313 institutionsQ2 2024: 1,335 institutionsQ3 2024: 1,393 institutionsQ4 2024: 1,320 institutionsQ1 2025: 1,290 institutionsQ2 2025: 1,201 institutionsQ3 2025: 1,243 institutionsQ4 2025: 1,387 institutionsQ1 2026: 1,401 institutionsQ2 2026: 1,342 institutions
Value heldQ2 2025: $46.9B
Q1 2021: $42.3BQ2 2021: $49.6BQ3 2021: $54.5BQ4 2021: $56.9BQ1 2022: $64.5BQ2 2022: $55.0BQ3 2022: $64.0BQ4 2022: $66.9BQ1 2023: $76.1BQ2 2023: $66.2BQ3 2023: $75.1BQ4 2023: $80.3BQ1 2024: $89.3BQ2 2024: $98.9BQ3 2024: $97.5BQ4 2024: $66.6BQ1 2025: $59.0BQ2 2025: $46.9BQ3 2025: $49.0BQ4 2025: $70.7BQ1 2026: $69.8BQ2 2026: $57.1B
Institutions holding REGN and their total value by quarter
QuarterHoldersValue
Q2 20261,342$57.1B
Q1 20261,401$69.8B
Q4 20251,387$70.7B
Q3 20251,243$49.0B
Q2 20251,201$46.9B
Q1 20251,290$59.0B
Q4 20241,320$66.6B
Q3 20241,393$97.5B
Q2 20241,335$98.9B
Q1 20241,313$89.3B
Q4 20231,274$80.3B
Q3 20231,180$75.1B
Q2 20231,168$66.2B
Q1 20231,196$76.1B
Q4 20221,161$66.9B
Q3 20221,081$64.0B
Q2 20221,066$55.0B
Q1 20221,097$64.5B
Q4 20211,081$56.9B
Q3 20211,022$54.5B
Q2 2021975$49.6B
Q1 2021926$42.3B

Institutions, Q2 2025

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2025.

Institutions holding REGN in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Texas Yale Capital Corp.1,924$1.01M0.03%−10−0.5%Reduced
Lifeworks Advisors, LLC1,897$995.9K0.15%−7,012−78.7%Reduced
Jones Financial Companies LLLP1,908$994.1K0.00%+413+27.6%Added
Gabelli Funds LLC1,863$978.1K0.01%+55+3.0%Added
Scientech Research LLC1,843$967.6K0.24%−65−3.4%Reduced
Amica Mutual Insurance Co1,830$961.0K0.09%00.0%Unchanged
Tiaa Trust, National Association1,803$946.1K0.00%−24,215−93.1%Reduced
Valeo Financial Advisors, LLC1,797$943.7K0.02%+609+51.3%Added
Sequoia Financial Advisors, LLC1,761$924.6K0.01%+146+9.0%Added
Signaturefd, LLC1,758$922.9K0.02%−383−17.9%Reduced
Personal Cfo Solutions, LLC1,756$921.9K0.17%−72−3.9%Reduced
Capstone Wealth Management Group, LLC1,745$916.4K0.88%+3+0.2%Added
Gilbert & Cook, Inc.1,737$911.9K0.12%+34+2.0%Added
Prudential PLC1,726$906.1K0.01%00.0%Unchanged
Snowden Capital Advisors LLC1,718$902.0K0.03%−213−11.0%Reduced
Rehmann Capital Advisory Group1,683$883.7K0.05%+231+15.9%Added
American Assets Inc1,800$882.5K0.31%00.0%Unchanged
Leo Wealth, LLC1,646$864.3K0.07%+467+39.6%Added
Concurrent Investment Advisors, LLC1,622$851.7K0.02%+936+136.4%Added
Nwam LLC1,555$847.9K0.05%+16+1.0%Added
Kestra Private Wealth Services, LLC1,611$845.8K0.01%−447−21.7%Reduced
Savvy Advisors, Inc.1,585$832.4K0.06%+379+31.4%Added
Nilsine Partners, LLC1,585$832.1K0.08%+239+17.8%Added
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors1,583$830.9K0.11%−93−5.5%Reduced
HighPoint Advisor Group LLC1,581$829.9K0.04%−43−2.6%Reduced
Murphy Pohlad Asset Management LLC1,580$829.5K0.35%−20−1.3%Reduced
Axq Capital, LP1,541$809.0K0.26%+852+123.7%Added
Harbor Capital Advisors, Inc.1,537$807.0K0.03%−10−0.6%Reduced
Aptus Capital Advisors, LLC1,513$794.1K0.01%−73−4.6%Reduced
Fifth Third Wealth Advisors LLC1,511$793.3K0.03%+154+11.3%Added
Oak Asset Management, LLC1,510$792.8K0.28%−125−7.6%Reduced
Brinker Capital Investments, LLC1,504$789.5K0.01%−326−17.8%Reduced
Acorn Financial Advisory Services Inc1,502$788.5K0.13%00.0%Unchanged
Moody National Bank Trust Division1,498$786.5K0.07%−53−3.4%Reduced
Park Avenue Securities LLC1,469$771.0K0.01%−11−0.7%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,461$767.0K0.03%+581+66.0%Added
Boston Trust Walden Corp1,453$762.8K0.01%00.0%Unchanged
Greenleaf Trust1,448$760.2K0.01%−464−24.3%Reduced
Congress Wealth Management LLC1,440$756.6K0.01%+12+0.8%Added
Delta Financial Advisors LLC1,437$754.6K0.27%+14+1.0%Added
Jacobi Capital Management LLC1,434$752.8K0.05%+9+0.6%Added
Keybank National Association1,433$752.3K0.00%−100−6.5%Reduced
CWA Asset Management Group, LLC1,430$750.8K0.03%+1,430New
Analyst IMS Investment Management Services Ltd.1,425$748.0K0.03%00.0%Unchanged
John G Ullman & Associates Inc1,405$737.6K0.11%−5,025−78.1%Reduced
Generali Investments Towarzystwo Funduszy Inwestycyjnych1,400$735.0K0.38%00.0%Unchanged
Atlantic Edge Private Wealth Management, LLC1,399$734.5K0.20%−304−17.9%Reduced
Moss Adams Wealth Advisors LLC1,388$728.7K0.07%+4+0.3%Added
Dakota Wealth Management1,380$724.5K0.02%+13+1.0%Added
Valley National Advisers Inc1,373$720.0K0.12%+2+0.1%Added
Winton Group Ltd1,353$710.3K0.04%+1,353New
Dohj, LLC1,208$709.9K0.21%+619+105.1%Added
Evercore Wealth Management, LLC1,351$709.3K0.01%−22−1.6%Reduced
Warren Averett Asset Management, LLC1,348$707.7K0.01%−78−5.5%Reduced
V-Square Quantitative Management LLC1,346$706.6K0.09%−154−10.3%Reduced
Campbell & CO Investment Adviser LLC1,345$706.1K0.04%+1,345New
Busey Wealth Management1,338$702.5K0.02%−113−7.8%Reduced
ICICI Prudential Asset Management Co Ltd1,330$698.3K0.09%−48−3.5%Reduced
Portside Wealth Group, LLC1,322$694.0K0.10%+208+18.7%Added
Ascent Group, LLC1,319$692.5K0.03%−5−0.4%Reduced
Persistent Asset Partners Ltd1,309$687.2K0.60%−5,671−81.2%Reduced
Quantbot Technologies LP1,307$686.2K0.02%−457−25.9%Reduced
Bank Julius Baer & Co. Ltd, Zurich1,300$681.4K0.00%−1,983−60.4%Reduced
Pinnacle Wealth Management Advisory Group, LLC1,294$679.4K0.06%−234−15.3%Reduced
Kovitz Investment Group Partners, LLC1,290$677.4K0.00%−5,639−81.4%Reduced
Sheets Smith Wealth Management1,281$672.5K0.08%+55+4.5%Added
Baker Tilly Wealth Management, LLC1,280$672.0K0.24%+125+10.8%Added
GAMMA Investing LLC1,275$669.4K0.04%−11−0.9%Reduced
Blair William & Co1,257$660.1K0.00%−25−2.0%Reduced
Tectonic Advisors LLC1,257$660.0K0.04%+358+39.8%Added
Hancock Whitney Corp1,250$656.3K0.01%−514−29.1%Reduced
Tounjian Advisory Partners, LLC1,026$651.4K0.13%−16−1.5%Reduced
Princeton Capital Management LLC1,240$651.0K0.19%+23+1.9%Added
IFP Advisors, Inc1,230$646.5K0.02%+206+20.1%Added
Canada Post Corp Registered Pension Plan1,215$637.9K0.04%+1,215New
Trust Asset Management LLC1,213$636.8K0.05%00.0%Unchanged
Kinneret Advisory, LLC1,203$631.6K0.06%−3−0.2%Reduced
Skba Capital Management LLC1,198$629.0K0.09%+221+22.6%Added
Central Trust Co1,192$625.8K0.01%−1,069−47.3%Reduced
Ashton Thomas Securities, LLC1,192$625.8K0.15%+69+6.1%Added
Humankind Investments LLC1,191$625.3K0.15%−239−16.7%Reduced
Aviso Wealth Management1,188$623.7K0.29%−1,496−55.7%Reduced
Meeder Advisory Services, Inc.1,187$623.2K0.03%−311−20.8%Reduced
Perbak Capital Partners LLP1,167$612.7K0.14%+1,167New
S-Bank Fund Management Ltd1,163$610.6K0.09%+125+12.0%Added
Morningstar Investment Management LLC1,159$608.0K0.05%+1,159New
Weaver Capital Management LLC1,157$607.4K0.15%−178−13.3%Reduced
Central Pacific Bank - Trust Division1,157$607.4K0.08%+480+70.9%Added
Banque Cantonale Vaudoise1,155$606.0K0.02%−1,419−55.1%Reduced
Eqis Capital Management, Inc.1,148$602.9K0.05%+66+6.1%Added
Harel Insurance Investments & Financial Services Ltd.1,138$597.0K0.01%+495+77.0%Added
Scotia Capital Inc.1,136$596.4K0.00%+6+0.5%Added
Aware Super Pty Ltd as trustee of Aware Super1,128$592.2K0.01%−1,949−63.3%Reduced
Westhampton Capital, LLC1,127$591.7K0.31%+42+3.9%Added
Cooper Financial Group1,127$591.5K0.07%+369+48.7%Added
Bessemer Group Inc1,117$586.0K0.00%−101−8.3%Reduced
Grove Bank & Trust1,107$581.2K0.07%+297+36.7%Added
Coldstream Capital Management Inc1,094$574.2K0.01%−244−18.2%Reduced
Clarius Group, LLC1,089$571.7K0.03%−40−3.5%Reduced
STF Management LP1,089$571.7K0.23%+42+4.0%Added