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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
Valley National Advisers Inc1,394$1.22M0.19%+24+1.8%Added
Delta Financial Advisors LLC1,380$1.21M0.53%+100+7.8%Added
Anchor Investment Management, LLC1,380$1.21M0.14%+181+15.1%Added
Alpha DNA Investment Management LLC1,341$1.18M0.70%+712+113.2%Added
Howland Capital Management LLC1,333$1.17M0.06%−8−0.6%Reduced
Bay Colony Advisory Group, Inc d/b/a Bay Colony Advisors1,308$1.15M0.23%+15+1.2%Added
U.S. Capital Wealth Advisors, LLC1,288$1.13M0.04%+245+23.5%Added
Apollon Wealth Management, LLC1,287$1.13M0.04%+314+32.3%Added
Palouse Capital Management, Inc.1,286$1.13M0.80%−8−0.6%Reduced
Cravens & Co Advisors, LLC1,284$1.13M0.97%−16−1.2%Reduced
Intellectus Partners, LLC1,280$1.12M0.32%00.0%Unchanged
Meeder Advisory Services, Inc.1,265$1.11M0.13%+42+3.4%Added
Columbia Trust Co 010120161,265$1.11M0.50%+142+12.6%Added
XML Financial, LLC1,257$1.10M0.12%+48+4.0%Added
Generali Investments Towarzystwo Funduszy Inwestycyjnych1,247$1.10M0.91%00.0%Unchanged
Headlands Technologies LLC1,243$1.09M0.33%+1,238+24,760.0%Added
Trust Asset Management LLC1,237$1.09M0.10%00.0%Unchanged
Wedmont Private Capital1,190$1.07M0.09%+141+13.4%Added
Mach-1 Financial Group, Inc.1,216$1.07M0.41%+631+107.9%Added
Oak Harvest Investment Services1,211$1.06M0.21%+247+25.6%Added
Envestnet Portfolio Solutions, Inc.1,188$1.04M0.00%+370+45.2%Added
Monetary Management Group Inc1,187$1.04M0.33%+92+8.4%Added
Coldstream Capital Management Inc1,183$1.04M0.03%+4+0.3%Added
Harvest Fund Management Co., Ltd1,192$1.03M0.16%+101+9.3%Added
Gateway Investment Advisers LLC1,176$1.03M0.01%+299+34.1%Added
Diversified Trust Co1,169$1.03M0.03%−207−15.0%Reduced
CIBC World Markets Inc.1,165$1.02M0.00%+20+1.7%Added
National Asset Management, Inc.1,164$1.02M0.03%+158+15.7%Added
Brevan Howard Capital Management LP1,163$1.02M0.10%+1,163New
EP Wealth Advisors, LLC1,162$1.02M0.01%+116+11.1%Added
Snowden Capital Advisors LLC1,162$1.02M0.04%+36+3.2%Added
Nilsine Partners, LLC1,159$1.02M0.16%−258−18.2%Reduced
Philadelphia Trust Co1,158$1.02M0.10%00.0%Unchanged
Sierra Summit Advisors LLC1,151$1.01M0.29%+1,151New
MAI Capital Management1,150$1.01M0.01%−23−2.0%Reduced
Penbrook Management LLC1,147$1.01M0.68%+100+9.6%Added
GraniteShares Advisors LLC1,137$998.6K0.90%−176−13.4%Reduced
West Family Investments, Inc.1,137$998.6K0.34%00.0%Unchanged
Plimoth Trust Co LLC1,132$994.2K0.29%−1,324−53.9%Reduced
Nippon Life Global Investors Americas, Inc.1,130$992.5K0.06%−360−24.2%Reduced
Quest Partners LLC1,128$990.7K0.21%+1,128New
Navis Wealth Advisors, LLC1,120$983.7K1.28%−150−11.8%Reduced
Jacobi Capital Management LLC1,119$982.8K0.10%+106+10.5%Added
HB Wealth Management, LLC1,119$982.8K0.01%+212+23.4%Added
Boston Private Wealth LLC1,117$981.0K0.02%+319+40.0%Added
Virtus ETF Advisers LLC1,105$970.5K0.62%−306−21.7%Reduced
Camden Capital, LLC1,104$969.8K0.10%+439+66.0%Added
Lindbrook Capital, LLC1,104$969.6K0.10%+74+7.2%Added
Connectus Wealth, LLC1,102$969.3K0.02%+1,102New
Cigna Investments Inc1,102$967.0K0.20%−17−1.5%Reduced
Pflug Koory, LLC1,083$951.2K0.50%−15−1.4%Reduced
Vectors Research Management, LLC1,064$935.0K0.26%−12−1.1%Reduced
Humankind Investments LLC1,064$934.5K0.28%−4−0.4%Reduced
Paloma Partners Management Co1,049$921.3K0.15%+1,049New
RSM US Wealth Management LLC1,047$919.6K0.02%+1,047New
Mather Group, LLC.1,045$917.6K0.01%−14−1.3%Reduced
Globeflex Capital L P1,044$916.9K0.09%00.0%Unchanged
Cito Capital Group, LLC1,040$913.0K0.39%00.0%Unchanged
ICICI Prudential Asset Management Co Ltd1,039$912.5K0.11%+90+9.5%Added
Summit Trail Advisors, LLC1,038$911.7K0.03%−64−5.8%Reduced
Baker Tilly Wealth Management, LLC1,028$902.9K0.15%−243−19.1%Reduced
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,028$902.9K0.05%00.0%Unchanged
Empowered Funds, LLC1,006$883.6K0.02%+123+13.9%Added
ISAM Funds (UK) Ltd1,006$883.6K0.63%+1,006New
Avantax Advisory Services, Inc.1,001$879.2K0.01%+187+23.0%Added
Paradigm Asset Management Co LLC1,000$878.3K0.23%00.0%Unchanged
Bangor Savings Bank1,000$878.3K0.10%00.0%Unchanged
Alta Wealth Advisors LLC1,000$878.3K0.49%00.0%Unchanged
Torno Capital, LLC1,000$878.3K0.90%+1,000New
Connecticut Wealth Management, LLC996$874.8K0.05%−187−15.8%Reduced
Meridian Wealth Management, LLC994$873.0K0.06%+91+10.1%Added
Equitable Holdings, Inc.991$870.4K0.01%+30+3.1%Added
Parallel Advisors, LLC985$864.9K0.03%−628−38.9%Reduced
FDx Advisors, Inc.982$862.0K0.07%+240+32.3%Added
Schechter Investment Advisors, LLC969$851.1K0.07%−13−1.3%Reduced
Altfest L J & Co Inc965$848.0K0.12%−3−0.3%Reduced
Quadrant Capital Group LLC959$842.3K0.07%+50+5.5%Added
Raymond James Trust N.A.958$841.4K0.02%+95+11.0%Added
Keybank National Association952$836.1K0.00%+35+3.8%Added
Traphagen Investment Advisors LLC947$831.7K0.10%−202−17.6%Reduced
Leonteq Securities AG940$825.6K0.11%−5−0.5%Reduced
Brighton Jones LLC939$825.1K0.03%−2−0.2%Reduced
Marshall Financial Group LLC932$818.6K0.26%+71+8.2%Added
Nations Financial Group Inc,931$817.7K0.08%+6+0.6%Added
Pictet North America Advisors SA928$815.1K0.11%00.0%Unchanged
Montag A & Associates Inc927$814.2K0.05%+774+505.9%Added
Knollwood Investment Advisory, LLC920$808.0K0.17%+920New
Boyd Watterson Asset Management LLC919$807.1K0.32%−17−1.8%Reduced
Eudaimonia Advisors LLC914$802.8K0.52%+11+1.2%Added
Dynamic Advisor Solutions LLC877$800.9K0.03%+103+13.3%Added
Appleton Partners Inc907$797.0K0.06%00.0%Unchanged
Phoenix Holdings Ltd.877$797.0K0.01%+239+37.5%Added
Heartland Bank & Trust Co906$795.7K0.55%−86−8.7%Reduced
Institute for Wealth Management, LLC.906$795.7K0.13%−10−1.1%Reduced
Biondo Investment Advisors, LLC905$794.9K0.14%+50+5.8%Added
Axq Capital, LP900$790.5K0.21%+900New
Plancorp, LLC898$788.7K0.04%+20+2.3%Added
SevenBridge Financial Group, LLC896$786.9K0.19%−13−1.4%Reduced
Circle Wealth Management, LLC895$786.1K0.02%−7−0.8%Reduced
NVWM, LLC895$786.1K0.24%+895New