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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 2025

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Mar 31, 2025. 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
1,290
−10 vs. Q4 2024
Shares held
93.1M
+238.3K (+0.3%) vs. Q4 2024
Total value
$59.0B
−$7.18B (−10.8%) vs. Q4 2024
New holders
140
527 more added
Sold out
150
452 more reduced

20 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: 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 2025: 1,290 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 2025: $59.0B
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 2025

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q4 2024.

Institutions holding REGN in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Sava Infond d.o.o.800$507.4K0.10%+110+15.9%Added
Plimoth Trust Co LLC807$511.8K0.13%−30−3.6%Reduced
Bordeaux Wealth Advisors LLC809$513.1K0.09%−8−1.0%Reduced
Grove Bank & Trust810$513.7K0.07%+767+1,783.7%Added
Sagespring Wealth Partners, LLC828$524.8K0.01%+292+54.5%Added
King Luther Capital Management Corp828$525.1K0.00%00.0%Unchanged
Forum Financial Management, LP830$526.4K0.01%−86−9.4%Reduced
Kingswood Wealth Advisors, LLC834$526.8K0.05%−231−21.7%Reduced
Westpac Banking Corp831$527.0K0.04%−158−16.0%Reduced
Caxton Associates LLP838$531.5K0.02%+838New
Whittier Trust Co840$532.7K0.01%−23−2.7%Reduced
Dempze Nancy E840$532.8K0.32%−120−12.5%Reduced
Moors & Cabot, Inc.845$536.0K0.03%+60+7.6%Added
Institute for Wealth Management, LLC.849$538.5K0.07%00.0%Unchanged
Buckingham Strategic Partners849$538.5K0.01%+849New
Meridian Investment Counsel Inc.854$541.6K0.16%00.0%Unchanged
DSG Capital Advisors, LLC860$545.4K0.11%+13+1.5%Added
Smartleaf Asset Management LLC860$548.5K0.05%−92−9.7%Reduced
Bridgefront Capital, LLC868$550.5K0.16%+868New
Wedbush Securities Inc871$552.0K0.02%+28+3.3%Added
Samalin Investment Counsel, LLC873$553.9K0.22%+117+15.5%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC880$558.1K0.02%−310−26.1%Reduced
Bangor Savings Bank887$562.6K0.05%−65−6.8%Reduced
Boyd Watterson Asset Management LLC890$564.5K0.18%−15−1.7%Reduced
Circle Wealth Management, LLC890$564.5K0.01%00.0%Unchanged
Savant Capital, LLC890$564.5K0.00%−95−9.6%Reduced
MAI Capital Management893$566.2K0.00%−2,318−72.2%Reduced
Stephens Inc893$566.4K0.01%−55−5.8%Reduced
Integrated Investment Consultants, LLC894$567.0K0.11%+285+46.8%Added
Plancorp, LLC897$568.9K0.02%−2−0.2%Reduced
Penbrook Management LLC897$568.9K0.43%00.0%Unchanged
Tectonic Advisors LLC899$570.2K0.04%+69+8.3%Added
Kingsview Wealth Management, LLC908$575.9K0.01%−94−9.4%Reduced
Integrity Alliance, LLC.913$579.1K0.02%+913New
Frank, Rimerman Advisors LLC914$579.7K0.05%+390+74.4%Added
Formidable Asset Management, LLC916$581.0K0.10%−3−0.3%Reduced
Advisors Capital Management, LLC921$584.1K0.01%−801−46.5%Reduced
Meridian Wealth Management, LLC922$584.6K0.03%00.0%Unchanged
Equitable Holdings, Inc.925$586.7K0.01%+36+4.0%Added
Gateway Investment Advisers LLC925$586.7K0.01%+113+13.9%Added
Meiji Yasuda Life Insurance Co926$587.3K0.01%+54+6.2%Added
Magnus Financial Group LLC928$588.6K0.06%−213−18.7%Reduced
Hobbs Group Advisors, LLC932$590.8K0.22%+932New
Callahan Advisors, LLC935$593.0K0.06%+69+8.0%Added
Two Sigma Securities, LLC944$598.7K0.09%−550−36.8%Reduced
Arrowpoint Investment Partners (Singapore) Pte. Ltd.950$602.5K0.28%+950New
Independent Advisor Alliance950$602.6K0.02%+472+98.7%Added
J.W. Cole Advisors, Inc.963$611.0K0.02%+336+53.6%Added
Blueshift Asset Management, LLC973$617.1K0.24%−330−25.3%Reduced
Parallel Advisors, LLC975$618.5K0.01%−129−11.7%Reduced
Skba Capital Management LLC977$619.6K0.09%+237+32.0%Added
Legacy Financial Advisors, Inc.992$629.2K0.11%+264+36.3%Added
J. Safra Sarasin Holding AG1,000$634.2K0.01%−2,125−68.0%Reduced
Alta Wealth Advisors LLC1,000$634.2K0.29%00.0%Unchanged
Arcataur Capital Management LLC1,001$634.9K0.22%−52−4.9%Reduced
Brighton Jones LLC1,003$636.2K0.02%+55+5.8%Added
Copperwynd Financial, LLC1,003$636.4K0.18%+283+39.3%Added
Pflug Koory, LLC1,008$639.3K0.36%−32−3.1%Reduced
Principal Securities, Inc.898$639.7K0.01%00.0%Unchanged
Ballentine Partners, LLC1,010$640.6K0.01%+93+10.1%Added
Belpointe Asset Management LLC1,011$641.2K0.03%−959−48.7%Reduced
Fortis Capital Advisors, LLC1,011$641.2K0.13%−660−39.5%Reduced
IFP Advisors, Inc1,024$649.0K0.02%+656+178.3%Added
Independent Financial Group, LLC1,029$652.6K0.02%+200+24.1%Added
EP Wealth Advisors, LLC1,033$655.4K0.01%−213−17.1%Reduced
S-Bank Fund Management Ltd1,038$658.3K0.12%+1,038New
Burns J W & Co Inc1,040$659.6K0.09%00.0%Unchanged
Umb Bank N A1,041$660.2K0.01%+157+17.8%Added
Tounjian Advisory Partners, LLC1,042$661.6K0.12%+1,042New
STF Management LP1,047$664.0K0.32%+79+8.2%Added
Cigna Investments Inc1,052$667.0K0.12%−26−2.4%Reduced
Balentine LLC1,072$679.9K0.03%+1,072New
Williams Jones Wealth Management, LLC.1,073$680.5K0.01%−25−2.3%Reduced
Eqis Capital Management, Inc.1,082$686.1K0.06%+277+34.4%Added
Westhampton Capital, LLC1,085$688.1K0.38%+22+2.1%Added
Mather Group, LLC.1,090$691.1K0.01%+183+20.2%Added
Prime Capital Investment Advisors, LLC1,095$694.8K0.01%+596+119.4%Added
Monetary Management Group Inc1,107$702.1K0.19%−680−38.1%Reduced
Portside Wealth Group, LLC1,114$706.5K0.12%+338+43.6%Added
Ashton Thomas Securities, LLC1,123$714.1K0.20%+313+38.6%Added
Clarius Group, LLC1,129$716.0K0.04%+509+82.1%Added
Scotia Capital Inc.1,130$716.7K0.00%+1,130New
West Family Investments, Inc.1,137$721.1K0.27%00.0%Unchanged
Simon Quick Advisors, LLC1,150$729.5K0.04%+132+13.0%Added
Baker Tilly Wealth Management, LLC1,155$732.6K0.29%+641+124.7%Added
Lindbrook Capital, LLC1,177$746.5K0.07%+26+2.3%Added
Leo Wealth, LLC1,179$747.9K0.11%+544+85.7%Added
Valeo Financial Advisors, LLC1,188$753.2K0.02%−63−5.0%Reduced
CAPROCK Group, Inc.1,195$757.9K0.02%−452−27.4%Reduced
Anchor Investment Management, LLC1,196$758.5K0.07%+191+19.0%Added
Kinneret Advisory, LLC1,206$764.9K0.08%−4−0.3%Reduced
Savvy Advisors, Inc.1,206$765.1K0.08%−39−3.1%Reduced
Trust Asset Management LLC1,213$769.3K0.06%−24−1.9%Reduced
Princeton Capital Management LLC1,217$771.9K0.27%−18−1.5%Reduced
Bessemer Group Inc1,218$772.0K0.00%−3,860−76.0%Reduced
Sheets Smith Wealth Management1,226$777.6K0.10%+66+5.7%Added
Impax Asset Management Group plc1,228$778.8K0.00%−1,385−53.0%Reduced
Bryn Mawr Trust Co1,231$780.7K0.01%−464−27.4%Reduced
Agf Management Ltd1,243$788.3K0.00%−34−2.7%Reduced
Voleon Capital Management LP1,244$789.0K0.06%+573+85.4%Added