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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
Ledyard National Bank9,422$5.95M0.57%+1,496+18.9%Added
Desjardins Global Asset Management Inc.9,404$5.94M0.51%+9,404New
NewEdge Wealth, LLC9,314$5.88M0.25%+9,314New
Cubist Systematic Strategies, LLC9,288$5.87M0.06%−7,594−45.0%Reduced
Dillon & Associates Inc9,218$5.83M1.02%+1,362+17.3%Added
Allstate Corp9,221$5.82M0.11%+8,478+1,141.0%Added
Securian Asset Management, Inc9,095$5.74M0.11%−100−1.1%Reduced
Tredje AP-fonden9,052$5.72M0.11%00.0%Unchanged
Cerity Partners LLC9,026$5.70M0.09%+3,221+55.5%Added
Distillate Capital Partners LLC8,956$5.66M0.95%+2,056+29.8%Added
R.P. Boggs & Co.8,952$5.65M3.43%+184+2.1%Added
Cutter & CO Brokerage, Inc.8,907$5.63M1.54%+1,543+21.0%Added
PGGM Investments8,791$5.55M0.03%+8,791New
PEAK6 Investments LLC8,746$5.52M0.15%−2,124−19.5%Reduced
Sepio Capital, LP8,725$5.51M0.41%−42−0.5%Reduced
Ossiam8,524$5.38M0.14%+620+7.8%Added
Founders Capital Management, LLC8,503$5.37M1.16%−296−3.4%Reduced
Atlas Capital Advisors LLC8,473$5.35M0.80%00.0%Unchanged
Sumitomo Mitsui DS Asset Management Company, Ltd8,437$5.33M0.11%+363+4.5%Added
Meiji Yasuda Asset Management Co Ltd.8,357$5.28M0.33%+188+2.3%Added
National Bank of Canada8,319$5.23M0.02%+8,319New
Gabelli Funds LLC8,232$5.20M0.03%−400−4.6%Reduced
Marietta Wealth Management, LLC8,180$5.17M1.04%+996+13.9%Added
Goodman Advisory Group, LLC8,178$5.17M1.74%+8,178New
Berger Financial Group, Inc8,140$5.14M0.68%+227+2.9%Added
Parsec Financial Management, Inc.8,078$5.10M0.21%+254+3.2%Added
Jefferies Group LLC8,039$5.08M0.09%−161−2.0%Reduced
Mercer Global Advisors Inc7,966$5.03M0.03%+4,264+115.2%Added
Fagan Associates, Inc.7,942$5.02M0.95%+225+2.9%Added
IndexIQ Advisors LLC7,891$4.98M0.17%+104+1.3%Added
First National Bank of Omaha7,808$4.93M0.24%−126−1.6%Reduced
AlphaCrest Capital Management LLC7,775$4.91M0.18%+105+1.4%Added
Maryland State Retirement & Pension System7,644$4.83M0.13%00.0%Unchanged
Empowered Funds, LLC7,604$4.80M0.54%+7,604New
Bridgewater Associates, LP7,535$4.76M0.03%+113+1.5%Added
M&G Investment Management Ltd7,371$4.66M0.03%−13,337−64.4%Reduced
Oliver Luxxe Assets LLC7,337$4.63M1.17%+162+2.3%Added
Veracity Capital LLC7,268$4.59M1.85%+37+0.5%Added
Cardinal Capital Management7,234$4.57M0.90%−22−0.3%Reduced
Quantitative Investment Management, LLC7,207$4.55M0.64%−7,980−52.5%Reduced
Commerce Bank7,176$4.53M0.03%−4,637−39.3%Reduced
Aigen Investment Management, LP7,183$4.50M0.28%+335+4.9%Added
Handelsinvest Investeringsforvaltning7,000$4.42M0.45%+3,000+75.0%Added
Alpine Woods Capital Investors, LLC6,937$4.38M0.43%+364+5.5%Added
Kentucky Retirement Systems6,896$4.36M0.18%+788+12.9%Added
Dock Street Asset Management Inc6,844$4.32M0.71%+119+1.8%Added
Girard Partners Ltd.6,676$4.22M0.46%+278+4.3%Added
B. Metzler seel. Sohn & Co. AG6,545$4.21M0.05%+6,545New
Central Trust Co6,608$4.17M0.12%−65−1.0%Reduced
Synovus Financial Corp6,583$4.16M0.04%+585+9.8%Added
Kestra Advisory Services, LLC6,478$4.09M0.04%−770−10.6%Reduced
Essex Investment Management Co LLC6,444$4.07M0.47%00.0%Unchanged
Harvest Volatility Management LLC6,430$4.06M0.20%+1,582+32.6%Added
New Mexico Educational Retirement Board6,400$4.04M0.14%−500−7.2%Reduced
Family Management Corp6,384$4.03M1.05%+119+1.9%Added
CIBC World Markets Inc.6,330$4.00M0.01%−1,703−21.2%Reduced
Toroso Investments, LLC6,233$3.94M0.12%+2,454+64.9%Added
Strategic Global Advisors, LLC6,057$3.83M0.50%+762+14.4%Added
Siemens Fonds Invest GmbH5,911$3.80M0.25%+906+18.1%Added
Knott David M Jr6,000$3.79M1.43%+6,000New
Unison Advisors LLC5,998$3.79M0.91%00.0%Unchanged
US Bancorp5,961$3.77M0.01%+37+0.6%Added
Healthcare of Ontario Pension Plan Trust Fund5,880$3.71M0.01%−626−9.6%Reduced
Hennessy Advisors Inc5,800$3.66M0.21%−200−3.3%Reduced
Lazard Asset Management LLC5,559$3.51M0.00%+80+1.5%Added
Parallax Volatility Advisers, L.P.5,481$3.46M0.04%−417−7.1%Reduced
Amica Mutual Insurance Co5,428$3.43M0.29%+1,087+25.0%Added
Advisors Preferred, LLC5,392$3.38M0.33%+3,269+154.0%Added
Advisory Services Network, LLC5,309$3.35M0.10%−1,097−17.1%Reduced
Pendal Group Limited5,246$3.31M0.03%+5,246New
Northwestern Mutual Investment Management Company, LLC5,233$3.31M0.06%−33−0.6%Reduced
Fisher Asset Management, LLC5,216$3.29M0.00%+142+2.8%Added
Hussman Strategic Advisors, Inc.5,200$3.28M0.72%+5,200New
Banque Cantonale Vaudoise5,167$3.26M0.13%+1,604+45.0%Added
Twin Capital Management Inc5,125$3.24M0.32%−448−8.0%Reduced
E. Ohman J:or Asset Management AB5,100$3.22M0.09%+400+8.5%Added
Forefront Wealth Management Inc.5,081$3.21M3.06%+5,081New
Wolverine Trading, LLC4,981$3.20M0.04%−4,370−46.7%Reduced
Susquehanna Fundamental Investments, LLC5,059$3.19M0.08%−2,483−32.9%Reduced
Alaska Permanent Fund Corp5,166$3.14M0.06%+166+3.3%Added
Augustine Asset Management Inc4,976$3.14M1.54%+41+0.8%Added
Davenport & Co LLC4,800$3.03M0.02%+2,121+79.2%Added
Wakefield Asset Management LLLP4,751$3.00M1.03%+4,751New
Next Century Growth Investors LLC4,702$2.97M0.27%−20.0%Reduced
Harbor Investment Advisory, LLC4,623$2.92M0.37%−266−5.4%Reduced
Arrowstreet Capital, Limited Partnership4,614$2.91M0.00%+4,614New
Fiera Capital Corp4,610$2.91M0.01%−762−14.2%Reduced
Exchange Traded Concepts, LLC4,545$2.87M0.06%−547−10.7%Reduced
Evergreen Capital Management LLC4,450$2.81M0.11%+437+10.9%Added
Wunderlich Capital Managemnt4,438$2.80M1.25%+46+1.0%Added
Edmond de Rothschild Holding S.A.4,434$2.80M0.06%−857−16.2%Reduced
Anderson Hoagland & Co4,504$2.80M0.37%+89+2.0%Added
Gilman Hill Asset Management, LLC4,429$2.80M0.62%+222+5.3%Added
Morris Capital Advisors, LLC4,419$2.79M2.05%−55−1.2%Reduced
Stevens Capital Management LP4,407$2.78M0.64%+1,745+65.6%Added
IMA Wealth, Inc.4,351$2.75M0.61%−255−5.5%Reduced
Scotia Capital Inc.4,336$2.74M0.02%+78+1.8%Added
M&T Bank Corp4,233$2.67M0.01%+19+0.5%Added
Pensionfund Sabic4,200$2.65M0.50%00.0%Unchanged
Sterling Investment Advisors, Ltd.4,173$2.63M0.74%−36−0.9%Reduced