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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 2023

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 31, 2023. 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
1,274
+117 vs. Q3 2023
Shares held
91.5M
+429.2K (+0.5%) vs. Q3 2023
Total value
$80.3B
+$5.38B (+7.2%) vs. Q3 2023
New holders
186
441 more added
Sold out
69
442 more reduced

23 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 1,274 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 2023: $80.3B
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 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2023.

Institutions holding REGN in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
HCR Wealth Advisors282$247.7K0.04%+37+15.1%Added
Five Oceans Advisors281$246.8K0.14%−7−2.4%Reduced
Asset Planning Corporation280$245.9K0.19%00.0%Unchanged
IMS Capital Management280$245.9K0.12%00.0%Unchanged
Bard Financial Services, Inc.280$245.9K0.03%00.0%Unchanged
Lecap Asset Management Ltd279$245.0K0.09%+279New
North Star Asset Management Inc278$244.2K0.01%00.0%Unchanged
Aureus Asset Management, LLC278$244.2K0.02%+278New
Vantage Consulting Group Inc277$243.3K0.16%−5−1.8%Reduced
StoneX Group Inc.277$243.3K0.02%+27+10.8%Added
Shufro Rose & Co LLC293$241.1K0.02%00.0%Unchanged
Gallagher Fiduciary Advisors, LLC274$240.7K0.01%+274New
Greenland Capital Management LP274$240.7K0.04%+274New
Mendel Money Management272$238.9K0.11%−18−6.2%Reduced
Sivia Capital Partners, LLC271$238.0K0.18%+271New
Accurate Wealth Management, LLC259$237.2K0.07%−15−5.5%Reduced
Lipe & Dalton269$236.0K0.13%00.0%Unchanged
Sage Mountain Advisors LLC268$235.4K0.03%−4−1.5%Reduced
Keel Point, LLC268$235.4K0.03%+4+1.5%Added
Hamilton Wealth, LLC268$235.4K0.07%+268New
Abbrea Capital, LLC268$235.0K0.03%+268New
Main Street Financial Solutions, LLC267$234.5K0.03%−2−0.7%Reduced
Quadrant Private Wealth Management, LLC267$234.5K0.06%00.0%Unchanged
Rakuten Investment Management, Inc.265$233.7K0.00%+265New
Jaffetilchin Investment Partners, LLC266$233.6K0.02%00.0%Unchanged
Twin Lakes Capital Management, LLC266$233.6K0.16%00.0%Unchanged
Smartleaf Asset Management LLC264$232.7K0.06%+264New
Fielder Capital Group LLC264$231.9K0.14%+264New
TFC Financial Management263$231.0K0.05%00.0%Unchanged
TrinityPoint Wealth, LLC262$230.1K0.04%+12+4.8%Added
Norden Group LLC262$230.1K0.04%+262New
Brave Asset Management Inc261$229.2K0.06%−50−16.1%Reduced
Arjuna Capital261$229.2K0.07%+261New
Outlook Wealth Advisors, LLC261$229.2K0.08%+261New
Verus Capital Partners, LLC259$227.5K0.03%−26−9.1%Reduced
Wealthcare Advisory Partners LLC257$225.7K0.01%+257New
Integrated Advisors Network LLC257$225.4K0.01%−17−6.2%Reduced
Collective Family Office LLC256$224.8K0.08%−99−27.9%Reduced
TLS Advisors LLC250$220.0K0.73%00.0%Unchanged
Private Trust Co NA250$219.6K0.03%−153−38.0%Reduced
Estabrook Capital Management250$219.6K0.04%00.0%Unchanged
Rodgers Brothers Inc.250$219.6K0.03%00.0%Unchanged
Campion Asset Management LLC250$219.6K0.19%00.0%Unchanged
Tiemann Investment Advisors, LLC250$219.6K0.11%+15+6.4%Added
Klingman & Associates, LLC247$216.9K0.02%+3+1.2%Added
Fort Sheridan Advisors LLC245$215.2K0.04%−50−16.9%Reduced
Adalta Capital Management LLC245$215.2K0.13%00.0%Unchanged
Ipswich Investment Management Co., Inc.245$215.2K0.05%00.0%Unchanged
Arthur M. Cohen & Associates, LLC245$215.2K0.05%00.0%Unchanged
KPP Advisory Services LLC243$213.4K0.19%+243New
Kovitz Investment Group Partners, LLC240$210.8K0.00%−27−10.1%Reduced
Kelly Lawrence W & Associates Inc240$210.8K0.05%00.0%Unchanged
Kapitalo Investimentos Ltda240$210.8K0.04%+130+118.2%Added
Flagship Harbor Advisors, LLC240$210.8K0.02%+240New
Qsemble Capital Management, LP239$209.9K0.05%+239New
1492 Capital Management LLC238$209.0K0.12%−11−4.4%Reduced
Auxano Advisors, LLC237$208.2K0.07%+237New
Geller Advisors LLC236$207.3K0.02%+236New
Good Life Advisors, LLC234$205.5K0.02%+234New
Planned Solutions, Inc.234$205.5K0.10%+234New
Signature Wealth Management Partners, LLC233$204.6K0.18%+233New
Sustainable Growth Advisers, LP232$203.8K0.00%−418,349−99.9%Reduced
Principal Street Partners, LLC232$203.8K0.05%+232New
Marcum Wealth, LLC229$201.1K0.02%+229New
First Trust Investment Solutions L.P.229$201.1K0.04%+229New
Tidemark, LLC222$195.0K0.12%+222New
Mirova221$194.1K0.04%−11−4.7%Reduced
TCTC Holdings, LLC202$177.4K0.01%00.0%Unchanged
NBC Securities, Inc.201$176.0K0.02%00.0%Unchanged
New England Capital Financial Advisors LLC200$175.7K0.11%00.0%Unchanged
Provenance Wealth Advisors, LLC200$175.7K0.02%00.0%Unchanged
Spire Wealth Management186$173.6K0.01%−5−2.6%Reduced
ICA Group Wealth Management, LLC194$170.4K0.04%+194New
Covestor Ltd188$166.0K0.11%−45−19.3%Reduced
First Manhattan Co188$166.0K0.00%+1+0.5%Added
Parkside Financial Bank & Trust187$164.2K0.03%+25+15.4%Added
Independence Bank of Kentucky186$163.4K0.06%00.0%Unchanged
JJJ Advisors Inc.184$161.6K0.04%+24+15.0%Added
West Tower Group, LLC184$161.6K0.33%+184New
Creative Financial Designs Inc183$160.3K0.02%+1+0.5%Added
Pittenger & Anderson Inc175$153.7K0.01%00.0%Unchanged
Financial Perspectives, Inc174$152.8K0.06%00.0%Unchanged
LMR Partners LLP169$148.4K0.00%−327−65.9%Reduced
Prestige Wealth Management Group LLC167$146.7K0.03%−5−2.9%Reduced
Whittier Trust Co of Nevada Inc165$144.9K0.00%00.0%Unchanged
AJOVista, LLC163$143.2K0.18%+163New
Emerald Mutual Fund Advisers Trust162$142.3K0.01%+22+15.7%Added
Cambridge Trust Co157$137.9K0.01%−11−6.5%Reduced
Ancora Advisors, LLC155$136.1K0.00%−37−19.3%Reduced
M&R Capital Management Inc150$131.7K0.03%00.0%Unchanged
Tortoise Investment Management, LLC150$131.7K0.02%00.0%Unchanged
Itau Unibanco Holding S.A.144$126.5K0.00%−98−40.5%Reduced
Smithfield Trust Co141$125.0K0.01%00.0%Unchanged
Jupiter Wealth Management LLC137$120.3K0.07%00.0%Unchanged
TD Private Client Wealth LLC137$120.3K0.00%+5+3.8%Added
CVA Family Office, LLC137$120.3K0.02%+137New
Jamison Private Wealth Management, Inc.135$118.6K0.02%−31−18.7%Reduced
Evermay Wealth Management LLC134$117.7K0.02%+134New
Ronald Blue Trust, Inc.142$116.0K0.00%+66+86.8%Added
Godsey & Gibb Associates130$114.2K0.01%00.0%Unchanged