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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, Q4 2021

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 31, 2021. 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
1,081
+77 vs. Q3 2021
Shares held
90.2M
+85.9K (+0.1%) vs. Q3 2021
Total value
$56.9B
+$2.60B (+4.8%) vs. Q3 2021
New holders
175
428 more added
Sold out
98
320 more reduced

18 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 1,081 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 heldQ4 2021: $56.9B
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, Q4 2021

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2021.

Institutions holding REGN in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Regions Financial Corp1,171$739.0K0.01%−5−0.4%Reduced
Pflug Koory, LLC1,160$733.0K0.37%00.0%Unchanged
First Horizon Advisors, Inc.1,162$733.0K0.02%+297+34.3%Added
Jacobi Capital Management LLC1,150$726.0K0.09%+20+1.8%Added
Traphagen Investment Advisors LLC1,149$725.6K0.12%00.0%Unchanged
Paragon Capital Management Inc1,148$725.0K0.62%+1,148New
Prelude Capital Management, LLC1,145$723.0K0.04%+323+39.3%Added
JT Stratford LLC1,128$712.0K0.19%+465+70.1%Added
MidWestOne Financial Group, Inc.1,115$704.0K0.15%+131+13.3%Added
Globeflex Capital L P1,115$704.0K0.14%+807+262.0%Added
Claraphi Advisory Network, LLC1,110$701.0K0.24%−122−9.9%Reduced
Segall Bryant & Hamill, LLC1,110$701.0K0.01%+48+4.5%Added
Parallel Advisors, LLC1,105$698.0K0.03%+63+6.0%Added
Personal Cfo Solutions, LLC1,106$698.0K0.13%+459+70.9%Added
Gateway Investment Advisers LLC1,104$697.0K0.01%−24−2.1%Reduced
Atlas Private Wealth Advisors1,098$693.0K0.32%+8+0.7%Added
Andrew Hill Investment Advisors, Inc.1,091$688.0K0.64%+1,091New
Kestra Private Wealth Services, LLC1,086$686.0K0.03%+456+72.4%Added
Salem Investment Counselors Inc1,083$684.0K0.02%+250+30.0%Added
Chicago Trust Co NA1,078$680.0K0.14%00.0%Unchanged
Institute for Wealth Management, LLC.1,070$676.0K0.11%00.0%Unchanged
Cim Investment Mangement Inc1,062$671.0K0.20%−19−1.8%Reduced
Vahanian & Associates Financial Planning Inc.1,054$666.0K0.54%+1,054New
FourThought Financial, LLC1,052$664.0K0.08%−301−22.2%Reduced
Penobscot Investment Management Company, Inc.1,049$662.0K0.09%+124+13.4%Added
Hillsdale Investment Management Inc.1,040$657.0K0.04%+1,040New
Chesley Taft & Associates LLC1,029$650.0K0.03%+106+11.5%Added
Pathstone Family Office, LLC1,028$649.0K0.02%+552+116.0%Added
South Dakota Investment Council1,024$647.0K0.01%−800−43.9%Reduced
Verition Fund Management LLC1,023$646.0K0.01%−459−31.0%Reduced
Johnson Investment Counsel Inc1,021$645.0K0.01%−5−0.5%Reduced
Solstein Capital, LLC1,018$643.0K0.39%+969+1,977.6%Added
Intrust Bank NA1,016$641.0K0.08%+20+2.0%Added
Trust Asset Management LLC1,004$634.0K0.08%00.0%Unchanged
Paradigm Asset Management Co LLC1,000$631.5K0.16%00.0%Unchanged
Lombard Odier Asset Management (Switzerland) SA999$631.0K0.04%+999New
Sentry Investment Management LLC994$628.0K0.17%00.0%Unchanged
Caas Capital Management LP994$628.0K0.06%00.0%Unchanged
Old Port Advisors1,050$628.0K0.21%00.0%Unchanged
Alpha Paradigm Partners, LLC989$625.0K0.25%+221+28.8%Added
MUFG Americas Holdings Corp986$623.0K0.01%−56−5.4%Reduced
Magnus Financial Group LLC985$622.0K0.12%+37+3.9%Added
XML Financial, LLC983$621.0K0.07%−20−2.0%Reduced
Agf Investments Inc.981$620.0K0.00%−467−32.3%Reduced
New England Research & Management, Inc.975$616.0K0.30%+360+58.5%Added
Oak Grove Capital LLC970$613.0K0.12%−50−4.9%Reduced
Great Diamond Partners, LLC970$612.0K0.16%+1+0.1%Added
Asset Management Resources, LLC968$611.0K0.53%+968New
Samalin Investment Counsel, LLC959$606.0K0.36%00.0%Unchanged
Meridian Investment Counsel Inc.958$605.0K0.20%+958New
Boyd Watterson Asset Management LLC952$601.0K0.20%00.0%Unchanged
Rehmann Capital Advisory Group947$600.6K0.06%+44+4.9%Added
Orion Portfolio Solutions, LLC942$595.0K0.02%−381−28.8%Reduced
Sicart Associates LLC920$591.0K0.15%−128−12.2%Reduced
Banque Pictet & Cie SA928$586.0K0.00%00.0%Unchanged
Pictet North America Advisors SA928$586.0K0.06%00.0%Unchanged
Altfest L J & Co Inc927$585.0K0.11%+3+0.3%Added
Clear Creek Financial Management, LLC921$582.0K0.09%−623−40.3%Reduced
Kinneret Advisory, LLC922$582.0K0.06%00.0%Unchanged
Appleton Partners Inc921$582.0K0.04%+921New
Stonebridge Capital Management Inc920$581.0K0.20%00.0%Unchanged
Connectus Wealth, LLC919$580.0K0.02%+919New
Biondo Investment Advisors, LLC905$572.0K0.10%00.0%Unchanged
Pzena Investment Management LLC904$571.0K0.00%−73−7.5%Reduced
Lindbrook Capital, LLC898$567.0K0.09%−1−0.1%Reduced
Symmetry Partners, LLC895$565.0K0.04%00.0%Unchanged
Canvas Wealth Advisors, LLC891$563.0K0.20%−75−7.8%Reduced
Raymond James Trust N.A.888$561.0K0.02%+26+3.0%Added
Coldstream Capital Management Inc887$560.0K0.02%+475+115.3%Added
Nations Financial Group Inc,885$559.0K0.07%+25+2.9%Added
Empirical Finance, LLC881$556.0K0.07%+509+136.8%Added
Howland Capital Management LLC869$549.0K0.03%−38−4.2%Reduced
Keybank National Association869$549.0K0.00%+47+5.7%Added
Wedbush Securities Inc870$549.0K0.02%+238+37.7%Added
Ashford Capital Management Inc856$541.0K0.05%−122−12.5%Reduced
J.W. Cole Advisors, Inc.854$539.0K0.04%−39−4.4%Reduced
Twin Tree Management, LP845$534.0K0.01%−28,632−97.1%Reduced
Skba Capital Management LLC845$534.0K0.10%00.0%Unchanged
Shufro Rose & Co LLC846$534.0K0.04%+12+1.4%Added
Silicon Hills Wealth Management, LLC845$534.0K0.33%+111+15.1%Added
Sawtooth Solutions, LLC842$532.0K0.06%+477+130.7%Added
Spire Wealth Management835$527.0K0.01%+159+23.5%Added
Capstone Wealth Management Group, LLC833$526.0K0.43%+833New
Graypoint LLC832$525.0K0.06%+72+9.5%Added
Federation des caisses Desjardins du Quebec829$523.3K0.01%+148+21.7%Added
Seven Springs Wealth Group, LLC827$522.0K0.24%00.0%Unchanged
Westhampton Capital, LLC818$517.0K0.32%00.0%Unchanged
Newman Dignan & Sheerar, Inc.817$516.0K0.16%+817New
MBB Public Markets I LLC816$515.0K0.01%+816New
Conning Inc.812$513.0K0.01%−17−2.1%Reduced
Paces Ferry Wealth Advisors, LLC810$512.0K0.37%−37−4.4%Reduced
Hayden Royal, LLC810$512.0K1.20%−17−2.1%Reduced
Brighton Jones LLC810$512.0K0.02%+201+33.0%Added
YHB Investment Advisors, Inc.803$507.0K0.04%00.0%Unchanged
Klingenstein Fields & Co LP800$505.0K0.02%−85−9.6%Reduced
John G Ullman & Associates Inc800$505.0K0.07%00.0%Unchanged
Axiom Investment Management LLC800$505.0K0.49%00.0%Unchanged
CSS LLC800$505.0K0.02%+800New
Chase Investment Counsel Corp798$503.0K0.20%+798New
Blueshift Asset Management, LLC793$501.0K0.04%−789−49.9%Reduced