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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 2021

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 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
975
+61 vs. Q1 2021
Shares held
88.9M
−469.4K (−0.5%) vs. Q1 2021
Total value
$49.6B
+$7.39B (+17.5%) vs. Q1 2021
New holders
149
368 more added
Sold out
88
307 more reduced

12 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2021: 975 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 2021: $49.6B
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 2021

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2021.

Institutions holding REGN in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Lake Street Advisors Group, LLC333$202.0K0.01%+333New
Bartlett & Co. Wealth Management LLC353$197.2K0.00%00.0%Unchanged
Bartlett & Co. LLC353$197.0K0.00%00.0%Unchanged
Twin Lakes Capital Management, LLC327$183.0K0.10%−67−17.0%Reduced
Brewin Dolphin Ltd325$181.5K0.01%+300+1,200.0%Added
Global Retirement Partners, LLC303$169.0K0.02%−1−0.3%Reduced
SG3 Management, LLC300$168.0K0.07%+300New
TD Private Client Wealth LLC282$157.5K0.01%+32+12.8%Added
Point72 Hong Kong Ltd281$157.0K0.01%+281New
FinTrust Capital Advisors, LLC275$154.0K0.04%+38+16.0%Added
Deseret Mutual Benefit Administrators262$146.0K0.04%+262New
Itau Unibanco Holding S.A.254$142.0K0.01%+254New
Adirondack Trust Co251$140.0K0.07%00.0%Unchanged
Tradewinds Capital Management, LLC250$140.0K0.03%00.0%Unchanged
Estabrook Capital Management250$139.6K0.02%00.0%Unchanged
Proequities, Inc.246$137.0K0.01%−6−2.4%Reduced
Covington Capital Management244$136.0K0.01%+243+24,300.0%Added
Cedar Wealth Management, LLC241$135.0K0.06%+57+31.0%Added
Healthcare of Ontario Pension Plan Trust Fund236$132.0K0.00%+128+118.5%Added
Spire Wealth Management230$128.0K0.00%−214−48.2%Reduced
TCTC Holdings, LLC222$124.0K0.01%00.0%Unchanged
Hantz Financial Services, Inc.215$120.0K0.00%−84−28.1%Reduced
Lipe & Dalton209$117.0K0.06%+209New
Globeflex Capital L P206$115.0K0.02%00.0%Unchanged
Wealth Quarterback LLC199$112.0K0.07%+199New
Ellevest, Inc.193$108.0K0.01%+178+1,186.7%Added
Benjamin F. Edwards & Company, Inc.192$107.0K0.01%−168−46.7%Reduced
Hall Laurie J Trustee180$101.0K0.04%00.0%Unchanged
Financial Perspectives, Inc174$97.2K0.05%−82,152−99.8%Reduced
Ancora Advisors, LLC169$94.0K0.00%−95−36.0%Reduced
Newfound Research LLC168$94.0K0.19%+16+10.5%Added
Archer Investment Corp166$92.7K0.04%+166New
Reilly Financial Advisors, LLC158$88.0K0.01%00.0%Unchanged
State of Wyoming151$84.0K0.05%−114−43.0%Reduced
Highlander Capital Management, LLC150$84.0K0.04%00.0%Unchanged
Mark Sheptoff Financial Planning, LLC150$84.0K0.05%00.0%Unchanged
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.150$84.0K0.62%+150New
Glen Eagle Advisors, LLC141$78.8K0.02%−60−29.9%Reduced
Gemmer Asset Management LLC140$78.0K0.01%+1+0.7%Added
Carroll Financial Associates, Inc.139$77.0K0.00%+6+4.5%Added
CX Institutional138$77.0K0.01%+53+62.4%Added
GPS Wealth Strategies Group, LLC132$74.0K0.02%00.0%Unchanged
Prestige Wealth Management Group LLC131$73.0K0.02%−4−3.0%Reduced
Montag A & Associates Inc130$73.0K0.00%00.0%Unchanged
AdvisorNet Financial, Inc127$71.0K0.00%−17−11.8%Reduced
McCarthy Asset Management, Inc.128$71.0K0.05%00.0%Unchanged
First Manhattan Co127$70.0K0.00%00.0%Unchanged
Coastal Capital Group, Inc.123$69.0K0.02%00.0%Unchanged
Plante Moran Financial Advisors, LLC123$69.0K0.02%+18+17.1%Added
Enterprise Financial Services Corp123$69.0K0.01%+108+720.0%Added
SOA Wealth Advisors, LLC.122$68.0K0.02%+121+12,100.0%Added
Concord Wealth Partners113$63.0K0.02%+12+11.9%Added
Larson Financial Group LLC112$63.0K0.01%+18+19.1%Added
Wolverine Asset Management LLC110$61.0K0.00%−166−60.1%Reduced
Ironwood Financial, llc110$61.0K0.02%00.0%Unchanged
Eagle Bay Advisors LLC106$61.0K0.05%+106New
Eubel Brady & Suttman Asset Management Inc126$60.0K0.01%+126New
TCI Wealth Advisors, Inc.106$59.0K0.01%+64+152.4%Added
Harvest Fund Management Co., Ltd101$58.0K0.01%−35−25.7%Reduced
Smithfield Trust Co104$58.0K0.00%00.0%Unchanged
Denali Advisors LLC100$56.0K0.02%00.0%Unchanged
Riggs Asset Managment Co. Inc.100$56.0K0.02%00.0%Unchanged
Turim 21 Investimentos Ltda.100$56.0K0.02%+100New
Westside Investment Management, Inc.100$55.0K0.00%00.0%Unchanged
Brewin Dolphin Wealth Management Ltd96$53.6K0.01%00.0%Unchanged
CVA Family Office, LLC95$53.0K0.02%+25+35.7%Added
Kistler-Tiffany Companies, LLC92$51.0K0.01%+5+5.7%Added
Hudock, Inc.90$50.0K0.01%00.0%Unchanged
St. Johns Investment Management Company, LLC86$48.0K0.03%00.0%Unchanged
Oakworth Capital, Inc.85$47.0K0.00%00.0%Unchanged
JJJ Advisors Inc.85$47.0K0.02%+67+372.2%Added
Clearstead Advisors, LLC82$46.0K0.00%−22−21.2%Reduced
Sierra Capital LLC77$43.0K0.01%00.0%Unchanged
Optimum Investment Advisors75$42.0K0.01%00.0%Unchanged
Tradition Wealth Management, LLC75$42.0K0.01%00.0%Unchanged
Sittner & Nelson, LLC75$42.0K0.03%00.0%Unchanged
Evermay Wealth Management LLC70$39.0K0.01%+70New
Atticus Wealth Management, LLC68$38.0K0.02%00.0%Unchanged
Catalyst Capital Advisors LLC65$36.0K0.00%+3+4.8%Added
Baillie Gifford & Co63$35.0K0.00%00.0%Unchanged
Parkside Financial Bank & Trust62$35.0K0.01%+12+24.0%Added
Joseph P. Lucia & Associates, LLC61$34.0K0.02%00.0%Unchanged
Sandy Spring Bank62$34.0K0.00%+50+416.7%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA60$33.5K0.04%00.0%Unchanged
Castleview Partners, LLC59$33.0K0.01%+59New
Carolinas Wealth Consulting LLC56$31.0K0.01%−1−1.8%Reduced
Patriot Financial Group Insurance Agency, LLC56$31.0K0.01%+10+21.7%Added
Arkadios Wealth Advisors57$31.0K0.00%+28+96.6%Added
Gleason Group, Inc.55$31.0K0.01%+55New
Focused Wealth Management, Inc54$30.0K0.00%00.0%Unchanged
Tarbox Family Office, Inc.53$30.0K0.01%00.0%Unchanged
Kings Point Capital Management50$28.0K0.00%−20−28.6%Reduced
Blume Capital Management, Inc.50$28.0K0.01%00.0%Unchanged
WealthShield Partners, LLC50$28.0K0.00%00.0%Unchanged
Earnest Partners LLC48$27.0K0.00%00.0%Unchanged
Solstein Capital, LLC49$27.0K0.03%+2+4.3%Added
Global Financial Private Client, LLC44$25.3K0.01%00.0%Unchanged
Evolution Wealth Advisors, LLC44$25.0K0.01%−32−42.1%Reduced
Zions Bancorporation, N.A.40$22.0K0.00%−15−27.3%Reduced
TSFG, LLC40$22.0K0.01%00.0%Unchanged