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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
Connecticut Wealth Management, LLC1,190$720.0K0.06%+174+17.1%Added
Regions Financial Corp1,176$711.0K0.01%−36−3.0%Reduced
Geneos Wealth Management Inc.1,230$702.0K0.03%−191−13.4%Reduced
Pflug Koory, LLC1,160$702.0K0.38%00.0%Unchanged
Johnson Financial Group, Inc.1,155$699.0K0.05%−91−7.3%Reduced
Traphagen Investment Advisors LLC1,149$695.4K0.13%00.0%Unchanged
ExodusPoint Capital Management, LP1,132$685.0K0.01%−566−33.3%Reduced
Jacobi Capital Management LLC1,130$684.0K0.09%+46+4.2%Added
Gateway Investment Advisers LLC1,128$683.0K0.01%−25−2.2%Reduced
Fort, L.P.1,107$670.0K0.22%−698−38.7%Reduced
Ci Investments Inc.1,104$668.0K0.00%+386+53.8%Added
Bluestein R H & Co1,100$666.0K0.03%−500−31.3%Reduced
Enlightenment Research, LLC1,100$666.0K0.81%+1,100New
AIA Group Ltd1,099$665.0K0.04%+385+53.9%Added
FinTrust Capital Advisors, LLC1,099$665.0K0.18%+824+299.6%Added
Atlas Private Wealth Advisors1,090$660.0K0.34%−13−1.2%Reduced
Cim Investment Mangement Inc1,081$654.0K0.21%−6−0.6%Reduced
Chicago Trust Co NA1,078$652.0K0.14%+95+9.7%Added
Institute for Wealth Management, LLC.1,070$648.0K0.11%−12−1.1%Reduced
Capital CS Group, LLC1,130$645.0K0.60%+1,130New
Segall Bryant & Hamill, LLC1,062$643.0K0.01%+2+0.2%Added
Sicart Associates LLC1,048$634.0K0.17%−15−1.4%Reduced
MUFG Americas Holdings Corp1,042$631.0K0.01%−248−19.2%Reduced
Parallel Advisors, LLC1,042$631.0K0.03%+441+73.4%Added
Johnson Investment Counsel Inc1,026$621.0K0.01%+19+1.9%Added
Oak Grove Capital LLC1,020$617.0K0.14%+80+8.5%Added
Trust Asset Management LLC1,004$608.0K0.08%+68+7.3%Added
XML Financial, LLC1,003$607.0K0.08%+105+11.7%Added
HighPoint Advisor Group LLC1,002$606.0K0.06%+616+159.6%Added
Paradigm Asset Management Co LLC1,000$605.2K0.17%−100−9.1%Reduced
Peconic Partners LLC1,000$605.0K0.05%00.0%Unchanged
Intrust Bank NA996$603.0K0.08%+110+12.4%Added
Sentry Investment Management LLC994$602.0K0.18%−145−12.7%Reduced
Caas Capital Management LP994$602.0K0.05%00.0%Unchanged
MidWestOne Financial Group, Inc.984$595.0K0.14%+26+2.7%Added
Ashford Capital Management Inc978$592.0K0.05%00.0%Unchanged
Pzena Investment Management LLC977$591.0K0.00%−137−12.3%Reduced
Archford Capital Strategies, LLC971$588.0K0.14%+16+1.7%Added
Great Diamond Partners, LLC969$586.0K0.16%−2−0.2%Reduced
Canvas Wealth Advisors, LLC966$585.0K0.24%−40−4.0%Reduced
Samalin Investment Counsel, LLC959$580.0K0.38%+44+4.8%Added
Boyd Watterson Asset Management LLC952$576.0K0.21%+143+17.7%Added
Old Port Advisors1,050$574.0K0.21%00.0%Unchanged
Magnus Financial Group LLC948$574.0K0.12%+35+3.8%Added
Reynders McVeigh Capital Management, LLC939$568.0K0.03%−323−25.6%Reduced
Banque Pictet & Cie SA928$562.0K0.01%00.0%Unchanged
Pictet North America Advisors SA928$562.0K0.06%00.0%Unchanged
Penobscot Investment Management Company, Inc.925$560.0K0.08%00.0%Unchanged
Altfest L J & Co Inc924$559.0K0.12%−7−0.8%Reduced
Chesley Taft & Associates LLC923$559.0K0.03%00.0%Unchanged
Kinneret Advisory, LLC922$558.0K0.07%00.0%Unchanged
Stonebridge Capital Management Inc920$556.0K0.20%00.0%Unchanged
SevenBridge Financial Group, LLC916$554.0K0.18%+55+6.4%Added
Howland Capital Management LLC907$549.0K0.03%00.0%Unchanged
Biondo Investment Advisors, LLC905$548.0K0.09%+485+115.5%Added
Rehmann Capital Advisory Group903$546.5K0.05%+31+3.6%Added
Lindbrook Capital, LLC899$544.0K0.14%+8+0.9%Added
NorthCoast Asset Management LLC898$543.0K0.02%+5+0.6%Added
J.W. Cole Advisors, Inc.893$540.0K0.04%−2−0.2%Reduced
Klingenstein Fields & Co LP885$536.0K0.02%00.0%Unchanged
Cowa, LLC881$533.0K0.31%+15+1.7%Added
First Horizon Advisors, Inc.865$524.0K0.02%+378+77.6%Added
Virtus ETF Advisers LLC861$521.0K0.23%−83−8.8%Reduced
Nations Financial Group Inc,860$521.0K0.08%−26−2.9%Reduced
Raymond James Trust N.A.862$521.0K0.02%+74+9.4%Added
Paces Ferry Wealth Advisors, LLC847$513.0K0.41%−8−0.9%Reduced
Nwam LLC848$513.0K0.05%+848New
Skba Capital Management LLC845$511.0K0.10%00.0%Unchanged
Shufro Rose & Co LLC834$505.0K0.04%00.0%Unchanged
Salem Investment Counselors Inc833$504.0K0.03%+286+52.3%Added
Conning Inc.829$502.0K0.01%−311−27.3%Reduced
Hayden Royal, LLC827$500.0K0.82%−35−4.1%Reduced
Seven Springs Wealth Group, LLC827$500.0K0.24%00.0%Unchanged
Pallas Capital Advisors LLC764$498.0K0.05%+764New
Prelude Capital Management, LLC822$497.0K0.03%−1,164−58.6%Reduced
Keybank National Association822$497.0K0.00%+233+39.6%Added
Westhampton Capital, LLC818$495.0K0.34%00.0%Unchanged
O'Shaughnessy Asset Management, LLC817$495.0K0.01%+256+45.6%Added
Kingsview Wealth Management, LLC816$494.0K0.02%+115+16.4%Added
Symmetry Partners, LLC895$493.0K0.03%+80+9.8%Added
YHB Investment Advisors, Inc.803$486.0K0.04%00.0%Unchanged
John G Ullman & Associates Inc800$484.0K0.07%00.0%Unchanged
Axiom Investment Management LLC800$484.0K0.49%00.0%Unchanged
Independent Financial Group, LLC785$475.1K0.05%+224+39.9%Added
Alpha Paradigm Partners, LLC768$465.0K0.19%−2,718−78.0%Reduced
Balasa Dinverno & Foltz LLC763$462.0K0.03%+212+38.5%Added
Two Sigma Securities, LLC761$461.0K0.10%−493−39.3%Reduced
Abbot Financial Management, Inc.761$461.0K0.21%00.0%Unchanged
Graypoint LLC760$460.0K0.06%+7+0.9%Added
Centiva Capital, LP749$454.0K0.04%−2,135−74.0%Reduced
Stratos Wealth Partners, LTD.750$454.0K0.01%+750New
ETF Managers Group, LLC744$451.0K0.01%+32+4.5%Added
Allstate Corp743$450.0K0.02%−170−18.6%Reduced
Lido Advisors, LLC741$448.0K0.01%+110+17.4%Added
Stephens Inc737$446.0K0.01%−7−0.9%Reduced
Silicon Hills Wealth Management, LLC734$444.0K0.30%+734New
1832 Asset Management L.P.718$438.0K0.00%+718New
Clarius Group, LLC707$428.0K0.04%+44+6.6%Added
Copperwynd Financial, LLC704$426.0K0.18%+704New
PKO Investment Management Joint-Stock Co700$423.6K0.05%00.0%Unchanged