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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, Q3 2021

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Sep 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
1,022
+60 vs. Q2 2021
Shares held
90.4M
+1.98M (+2.2%) vs. Q2 2021
Total value
$54.5B
+$5.16B (+10.5%) vs. Q2 2021
New holders
134
410 more added
Sold out
74
326 more reduced

13 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2021: 1,022 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 heldQ3 2021: $54.5B
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, Q3 2021

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q2 2021.

Institutions holding REGN in Q3 2021
InstitutionSharesValue% of portfolioChange in sharesAction
GenTrust, LLC404$244.0K0.02%+4+1.0%Added
Gitterman Wealth Management, LLC401$243.0K0.20%+401New
AlphaCentric Advisors LLC400$242.0K0.06%−1,650−80.5%Reduced
Bard Financial Services, Inc.400$242.0K0.02%00.0%Unchanged
Central Asset Investments & Management Holdings (HK) Ltd400$242.0K0.14%+400New
McLean Asset Management Corp406$240.0K0.09%00.0%Unchanged
Choate Investment Advisors394$238.0K0.02%00.0%Unchanged
Forefront Analytics, LLC382$233.0K0.08%−40−9.5%Reduced
Kelly Lawrence W & Associates Inc385$233.0K0.05%00.0%Unchanged
Valeo Financial Advisors, LLC383$232.0K0.01%+19+5.2%Added
Coldstream Capital Management Inc412$231.0K0.01%−87−17.4%Reduced
Dynamic Advisor Solutions LLC381$231.0K0.02%+381New
Tiedemann Advisors, LLC380$230.0K0.01%−20−5.0%Reduced
Resources Investment Advisors, LLC.377$228.0K0.01%−30−7.4%Reduced
Vantage Consulting Group Inc375$227.0K0.05%−49−11.6%Reduced
First Interstate Bank375$227.0K0.02%00.0%Unchanged
Aberdeen Wealth Management LLC375$227.0K0.22%00.0%Unchanged
Chicago Partners Investment Group LLC362$227.0K0.02%+362New
IHT Wealth Management, LLC373$226.0K0.02%−242−39.3%Reduced
Precision Wealth Strategies, LLC373$226.0K0.17%+373New
Harel Insurance Investments & Financial Services Ltd.372$225.0K0.01%−1,861−83.3%Reduced
Empirical Finance, LLC372$225.0K0.03%+372New
Magnolia Capital Advisors LLC368$223.0K0.08%+368New
Telemus Capital, LLC367$222.0K0.02%−1,213−76.8%Reduced
Avantax Planning Partners, Inc.367$222.0K0.01%+367New
Geller Advisors LLC367$222.0K0.05%+367New
Sawtooth Solutions, LLC365$221.0K0.03%+365New
Van Hulzen Asset Management, LLC360$218.0K0.03%−100−21.7%Reduced
Virtue Capital Management, LLC360$218.0K0.04%−65−15.3%Reduced
Harbour Investments, Inc.359$217.0K0.01%−5−1.4%Reduced
Physicians Financial Services, Inc.355$215.0K0.09%+355New
Argent Trust Co354$214.0K0.01%+354New
Prestige Wealth Management Group LLC350$212.0K0.05%+219+167.2%Added
Alpha Cubed Investments, LLC349$211.0K0.02%−20−5.4%Reduced
Fort Sheridan Advisors LLC345$209.0K0.07%+345New
Bartlett & Co. Wealth Management LLC344$208.2K0.00%−9−2.5%Reduced
Bartlett & Co. LLC344$208.0K0.00%−9−2.5%Reduced
Ascension Capital Advisors, Inc.344$208.0K0.14%+344New
Haverford Trust Co340$206.0K0.00%−60−15.0%Reduced
Capital Financial Planning, LLC337$204.0K0.08%+337New
Brewin Dolphin Ltd335$202.7K0.01%+10+3.1%Added
Roundview Capital LLC333$202.0K0.02%+333New
Telos Capital Management, Inc.332$201.0K0.03%+332New
Globeflex Capital L P308$186.0K0.04%+102+49.5%Added
Cullen/Frost Bankers, Inc.296$179.0K0.00%+296New
Tradewinds Capital Management, LLC294$178.0K0.03%+44+17.6%Added
Twin Lakes Capital Management, LLC290$176.0K0.10%−37−11.3%Reduced
Proequities, Inc.282$171.0K0.01%+36+14.6%Added
Adirondack Trust Co262$168.0K0.08%+11+4.4%Added
Exane Derivatives270$163.4K0.04%−198−42.3%Reduced
Global Retirement Partners, LLC265$160.0K0.02%−38−12.5%Reduced
Deseret Mutual Benefit Administrators262$159.0K0.03%00.0%Unchanged
Estabrook Capital Management250$151.3K0.02%00.0%Unchanged
State of Wyoming250$151.0K0.10%+99+65.6%Added
Vaughan Nelson Investment Management, L.P.250$151.0K0.00%+250New
Selective Wealth Management, Inc.250$151.0K0.08%+250New
Covington Capital Management245$148.0K0.01%+1+0.4%Added
Altshuler Shaham Ltd150,180$146.0K0.00%+149,259+16,206.2%Added
Cedar Wealth Management, LLC241$146.0K0.06%00.0%Unchanged
Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.230$139.0K0.13%+80+53.3%Added
Ellevest, Inc.226$137.0K0.01%+33+17.1%Added
Benjamin F. Edwards & Company, Inc.225$136.0K0.01%+33+17.2%Added
TCTC Holdings, LLC222$134.0K0.01%00.0%Unchanged
Hantz Financial Services, Inc.212$128.0K0.00%−3−1.4%Reduced
Eagle Bay Advisors LLC211$128.0K0.07%+105+99.1%Added
Lipe & Dalton209$126.0K0.06%00.0%Unchanged
First Mercantile Trust Co208$126.0K0.02%+208New
C M Bidwell & Associates Ltd201$122.0K0.08%+201New
GPS Wealth Strategies Group, LLC196$119.0K0.03%+64+48.5%Added
Wealth Quarterback LLC4,427$116.0K0.08%+4,228+2,124.6%Added
Financial Perspectives, Inc174$105.3K0.05%00.0%Unchanged
Newfound Research LLC170$103.0K0.17%+2+1.2%Added
Ironwood Financial, llc170$103.0K0.03%+60+54.5%Added
Archer Investment Corp166$100.5K0.04%00.0%Unchanged
Reilly Financial Advisors, LLC158$96.0K0.01%00.0%Unchanged
Ancora Advisors, LLC157$95.0K0.00%−12−7.1%Reduced
Hall Laurie J Trustee150$91.0K0.04%−30−16.7%Reduced
Highlander Capital Management, LLC150$91.0K0.05%00.0%Unchanged
Mark Sheptoff Financial Planning, LLC150$91.0K0.05%00.0%Unchanged
SOA Wealth Advisors, LLC.152$91.0K0.02%+30+24.6%Added
First National Bank of South Miami148$90.0K0.06%+148New
PFG Private Wealth Management, LLC147$89.0K0.05%+147New
Carroll Financial Associates, Inc.146$88.0K0.00%+7+5.0%Added
HHM Wealth Advisors, LLC145$88.0K0.02%+125+625.0%Added
Glen Eagle Advisors, LLC136$82.3K0.02%−5−3.5%Reduced
MUFG Securities EMEA plc135$82.0K0.00%−645−82.7%Reduced
Gemmer Asset Management LLC132$80.0K0.01%−8−5.7%Reduced
CX Institutional133$80.0K0.01%−5−3.6%Reduced
Montag A & Associates Inc130$79.0K0.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC129$78.0K0.02%+6+4.9%Added
AdvisorNet Financial, Inc128$77.0K0.01%+1+0.8%Added
Coastal Capital Group, Inc.123$74.0K0.02%00.0%Unchanged
Tortoise Investment Management, LLC120$73.0K0.01%+100+500.0%Added
JJJ Advisors Inc.119$72.0K0.03%+34+40.0%Added
Larson Financial Group LLC112$68.0K0.01%00.0%Unchanged
Liberty Wealth Management LLC110$68.0K0.02%+110New
Kistler-Tiffany Companies, LLC110$67.0K0.02%+18+19.6%Added
Optiver Holding B.V.109$66.0K0.00%+84+336.0%Added
TCI Wealth Advisors, Inc.108$65.0K0.01%+2+1.9%Added
Smithfield Trust Co104$64.0K0.00%00.0%Unchanged