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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, Q1 2023

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 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
1,196
+50 vs. Q4 2022
Shares held
99.1M
+5.03M (+5.3%) vs. Q4 2022
Total value
$76.1B
+$9.34B (+14.0%) vs. Q4 2022
New holders
131
442 more added
Sold out
81
422 more reduced

15 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 1,196 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 heldQ1 2023: $76.1B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2022.

Institutions holding REGN in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Northwest & Ethical Investments L.P.1,398$1.15M0.04%00.0%Unchanged
Stiles Financial Services Inc1,375$1.13M0.61%+385+38.9%Added
Cognios Beta Neutral Large Cap Fund, LP1,388$1.13M1.07%+17+1.2%Added
Palouse Capital Management, Inc.1,366$1.12M0.76%−397−22.5%Reduced
Diversified Trust Co1,354$1.11M0.04%+35+2.7%Added
Howland Capital Management LLC1,353$1.11M0.07%−83−5.8%Reduced
West Family Investments, Inc.1,341$1.10M0.44%−30−2.2%Reduced
Wahed Invest LLC1,331$1.09M0.47%+7+0.5%Added
National Asset Management, Inc.1,326$1.09M0.03%+27+2.1%Added
Delta Financial Advisors LLC1,315$1.08M0.52%−40−3.0%Reduced
Fund Management at Engine No. 1 LLC1,304$1.07M0.22%+125+10.6%Added
Valley National Advisers Inc1,338$1.07M0.19%−14−1.0%Reduced
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors1,304$1.06M0.28%−121−8.5%Reduced
Cigna Investments Inc1,272$1.05M0.21%−26−2.0%Reduced
TrimTabs Asset Management, LLC1,271$1.04M0.56%+160+14.4%Added
Navis Wealth Advisors, LLC1,265$1.04M1.14%+1,265New
Kestra Private Wealth Services, LLC1,259$1.03M0.04%+349+38.4%Added
3Chopt Investment Partners, LLC1,250$1.03M0.55%−106−7.8%Reduced
Monetary Management Group Inc1,245$1.02M0.30%00.0%Unchanged
Qtron Investments LLC1,243$1.02M0.21%−298−19.3%Reduced
Cravens & Co Advisors, LLC1,239$1.02M0.95%−8−0.6%Reduced
Trust Asset Management LLC1,237$1.02M0.11%+18+1.5%Added
FDx Advisors, Inc.1,399$1.01M0.04%00.0%Unchanged
Sequoia Financial Advisors, LLC1,226$1.01M0.02%+174+16.5%Added
STF Management LP1,221$1.00M0.68%+506+70.8%Added
Mirova1,221$1.00M0.14%+663+118.8%Added
Coldstream Capital Management Inc1,204$989.3K0.03%+36+3.1%Added
Connecticut Wealth Management, LLC1,183$972.0K0.07%00.0%Unchanged
Investment House LLC1,165$957.2K0.08%00.0%Unchanged
XML Financial, LLC1,164$956.4K0.12%−90−7.2%Reduced
Vectors Research Management, LLC1,162$955.0K0.25%−8−0.7%Reduced
Philadelphia Trust Co1,158$951.0K0.10%00.0%Unchanged
Traphagen Investment Advisors LLC1,151$945.7K0.14%+4+0.3%Added
Moody National Bank Trust Division1,130$928.5K0.08%00.0%Unchanged
Snowden Capital Advisors LLC1,126$925.2K0.04%−238−17.4%Reduced
HNP Capital LLC1,118$918.6K0.26%−24−2.1%Reduced
Ballentine Partners, LLC1,117$917.8K0.02%+342+44.1%Added
Pflug Koory, LLC1,113$914.5K0.50%−30−2.6%Reduced
Segall Bryant & Hamill, LLC1,110$912.0K0.01%00.0%Unchanged
Columbia Trust Co 010120161,107$909.6K0.53%−38−3.3%Reduced
Johnson Investment Counsel Inc1,090$895.6K0.01%+15+1.4%Added
Cim, LLC1,085$891.5K0.18%−36−3.2%Reduced
Penbrook Management LLC1,072$880.8K0.69%00.0%Unchanged
CIBC Private Wealth Group, LLC1,063$873.4K0.00%−700−39.7%Reduced
Clear Creek Financial Management, LLC1,047$860.3K0.16%+57+5.8%Added
Cito Capital Group, LLC1,047$860.0K0.43%+7+0.7%Added
Globeflex Capital L P1,044$857.8K0.10%00.0%Unchanged
Belpointe Asset Management LLC1,042$856.2K0.05%−61−5.5%Reduced
Lindbrook Capital, LLC1,041$855.4K0.10%+79+8.2%Added
Geneos Wealth Management Inc.1,037$852.1K0.05%−49−4.5%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,024$841.4K0.06%00.0%Unchanged
D.A. Davidson & Co.1,023$840.6K0.01%+439+75.2%Added
Heron Bay Capital Management1,023$840.6K0.33%+1,023New
Schechter Investment Advisors, LLC1,021$838.9K0.08%+64+6.7%Added
Qsemble Capital Management, LP1,020$838.1K0.56%+1,020New
Stevens Capital Management LP1,008$828.0K0.21%+230+29.6%Added
Boston Private Wealth LLC1,006$826.8K0.01%−58−5.5%Reduced
Biondo Investment Advisors, LLC1,005$825.8K0.17%+125+14.2%Added
Wedmont Private Capital1,001$824.6K0.11%+214+27.2%Added
Lumina Fund Management LLC1,000$822.0K0.39%00.0%Unchanged
Alta Wealth Advisors LLC1,000$821.7K0.52%00.0%Unchanged
Bangor Savings Bank1,000$821.7K0.10%00.0%Unchanged
Institute for Wealth Management, LLC.988$811.8K0.16%−21−2.1%Reduced
Clarius Group, LLC981$806.1K0.07%+32+3.4%Added
Granite FO LLC1,000$801.8K0.49%−440−30.6%Reduced
Gateway Investment Advisers LLC973$799.5K0.01%−28−2.8%Reduced
Umb Bank N A970$797.0K0.01%−226−18.9%Reduced
Altfest L J & Co Inc970$797.0K0.12%00.0%Unchanged
Equitable Holdings, Inc.967$794.6K0.01%+14+1.5%Added
MAI Capital Management967$794.6K0.01%+136+16.4%Added
SevenBridge Financial Group, LLC965$792.9K0.22%00.0%Unchanged
Flagship Harbor Advisors, LLC957$786.3K0.07%+189+24.6%Added
Quadrant Capital Group LLC956$785.5K0.08%+123+14.8%Added
Generali Investments Towarzystwo Funduszy Inwestycyjnych950$780.6K0.80%00.0%Unchanged
Boyd Watterson Asset Management LLC947$778.1K0.32%−13−1.4%Reduced
J.W. Cole Advisors, Inc.943$774.8K0.06%+237+33.6%Added
Summit X, LLC934$767.4K0.20%−12−1.3%Reduced
Keybank National Association932$765.8K0.00%−52−5.3%Reduced
Empirical Asset Management, LLC930$764.2K0.73%+237+34.2%Added
Pictet North America Advisors SA928$762.5K0.12%00.0%Unchanged
Hennion & Walsh Asset Management, Inc.924$759.0K0.05%−1,152−55.5%Reduced
Formidable Asset Management, LLC919$755.0K0.16%−904−49.6%Reduced
Brighton Jones LLC915$751.8K0.04%−10−1.1%Reduced
Nations Financial Group Inc,914$751.0K0.08%+43+4.9%Added
Appleton Partners Inc910$748.0K0.07%00.0%Unchanged
CAPROCK Group, Inc.910$747.7K0.06%+240+35.8%Added
Regions Financial Corp898$737.0K0.01%+6+0.7%Added
Humankind Investments LLC890$731.3K0.30%−15−1.7%Reduced
Meridian Investment Counsel Inc.888$729.6K0.28%00.0%Unchanged
Eudaimonia Advisors LLC879$722.2K0.49%−20−2.2%Reduced
Plancorp, LLC868$713.2K0.04%−34−3.8%Reduced
Mutual Advisors, LLC864$709.9K0.03%+68+8.5%Added
U.S. Capital Wealth Advisors, LLC862$708.3K0.03%+1+0.1%Added
Delta Financial Group, Inc.860$707.0K0.28%+1+0.1%Added
Unigestion Holding SA867$703.6K0.04%00.0%Unchanged
King Luther Capital Management Corp856$703.4K0.00%−274−24.2%Reduced
Westhampton Capital, LLC843$692.7K0.44%00.0%Unchanged
Horizon Investments, LLC839$689.4K0.02%−577−40.7%Reduced
Huntington National Bank833$684.5K0.01%−160−16.1%Reduced
Baader Bank INC829$677.7K0.05%+19+2.3%Added