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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 2022

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Dec 31, 2022. 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
1,161
+101 vs. Q3 2022
Shares held
94.2M
+1.40M (+1.5%) vs. Q3 2022
Total value
$66.9B
+$2.93B (+4.6%) vs. Q3 2022
New holders
172
338 more added
Sold out
71
462 more reduced

21 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 1,161 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 2022: $66.9B
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 2022

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q3 2022.

Institutions holding REGN in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Ardevora Asset Management LLP92,133$66.5M1.13%+92,133New
Victory Capital Management Inc90,291$65.1M0.07%−1,679−1.8%Reduced
Harris Associates L PSuperinvestorHarris Associates (Oakmark)89,639$64.7M0.13%−98,537−52.4%Reduced
Glenmede Trust Co NA88,255$63.7M0.37%−4,753−5.1%Reduced
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.82,223$59.2M0.16%+7,914+10.7%Added
Susquehanna International Group, LLP80,497$58.1M0.11%+57,355+247.8%Added
Man Group plc77,120$55.6M0.20%+57,473+292.5%Added
Citadel Advisors LLC77,076$55.6M0.06%+58,926+324.7%Added
Rockefeller Capital Management L.P.75,486$54.5M0.27%−5,424−6.7%Reduced
Virginia Retirement Systems Et Al75,100$54.2M0.56%+7,500+11.1%Added
Bank Julius Baer & Co. Ltd, Zurich74,188$53.5M0.37%−27,470−27.0%Reduced
Pinnacle Associates Ltd72,990$52.7M1.15%−527−0.7%Reduced
Alyeska Investment Group, L.P.72,964$52.6M0.54%+72,964New
Adage Capital Partners GP, L.L.C.72,322$52.2M0.12%+10,073+16.2%Added
Holocene Advisors, LP72,176$52.1M0.32%+72,176New
Mackenzie Financial Corp71,949$51.9M0.09%−9,787−12.0%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC71,142$51.3M0.27%+17,142+31.7%Added
Assetmark, Inc69,844$50.4M0.22%+2,610+3.9%Added
BNP PARIBAS ASSET MANAGEMENT Holding S.A.69,344$50.0M0.18%−690−1.0%Reduced
Envestnet Asset Management Inc67,990$49.1M0.03%−10,152−13.0%Reduced
State of Wisconsin Investment Board67,944$49.0M0.16%−2,753−3.9%Reduced
Nomura Asset Management Co Ltd67,053$48.4M0.28%−2,159−3.1%Reduced
Public Employees Retirement System of Ohio65,210$47.0M0.20%+2,009+3.2%Added
Canada Pension Plan Investment Board63,956$46.1M0.08%+8,800+16.0%Added
State of New Jersey Common Pension Fund D63,200$45.6M0.17%−291−0.5%Reduced
Seizert Capital Partners, LLC62,726$45.3M2.40%−8,752−12.2%Reduced
Raymond James & Associates61,267$44.2M0.04%−5,318−8.0%Reduced
Storebrand Asset Management AS61,034$44.0M0.24%+614+1.0%Added
Krensavage Asset Management, LLC60,103$43.4M13.40%−786−1.3%Reduced
Harvest Portfolios Group Inc.59,463$42.9M2.47%+59,463New
Treasurer of the State of North Carolina58,980$42.6M0.26%+3,850+7.0%Added
CIBC World Markets Corp58,862$42.5M0.29%+57,236+3,520.0%Added
Toronto Dominion Bank55,529$40.0M0.06%+8,217+17.4%Added
Wolverine Trading, LLC55,200$39.8M0.68%+54,753+12,249.0%Added
Boston Common Asset Management, LLC54,367$39.2M1.88%+474+0.9%Added
Pinebridge Investments, L.P.52,171$37.6M0.46%−13,205−20.2%Reduced
LSV Asset Management52,100$37.6M0.08%−1,700−3.2%Reduced
Asset Management One Co.,Ltd.51,594$37.2M0.18%−3,645−6.6%Reduced
Van Eck Associates Corp51,503$37.2M0.10%−15,153−22.7%Reduced
Mn Services Vermogensbeheer B.V.51,300$37.0M0.41%−8,200−13.8%Reduced
Ensign Peak Advisors, Inc50,857$36.7M0.08%+228+0.5%Added
Intech Investment Management LLC50,676$36.6M0.27%+7,000+16.0%Added
Guggenheim Capital LLC50,052$36.1M0.32%−4,463−8.2%Reduced
Two Sigma Advisers, LP48,500$35.0M0.10%−67,400−58.2%Reduced
PGGM Investments47,763$34.5M0.60%+3,089+6.9%Added
Los Angeles Capital Management LLC44,273$31.9M0.16%−9,786−18.1%Reduced
Atwood & Palmer Inc41,992$30.3M2.74%+81+0.2%Added
Nikko Asset Management Americas, Inc.41,525$30.0M0.43%−933−2.2%Reduced
Capital Group Investment Management Pte. Ltd.41,321$29.8M1.15%+41,321New
Zurcher Kantonalbank (Zurich Cantonalbank)41,215$29.7M0.16%+7,222+21.2%Added
Swedbank AB40,787$29.4M0.06%+2,555+6.7%Added
HRT Financial LP40,648$29.3M0.41%+40,648New
Banco Bilbao Vizcaya Argentaria, S.A.40,557$29.3M0.43%+973+2.5%Added
Allspring Global Investments Holdings, LLC39,666$28.6M0.05%−1,269−3.1%Reduced
Bridgewater Associates, LP38,881$28.1M0.15%−18,596−32.4%Reduced
Martingale Asset Management L P38,879$28.1M0.55%−3,627−8.5%Reduced
Capital International Inc38,731$27.9M0.60%−1,451−3.6%Reduced
American International Group, Inc.37,856$27.3M0.19%−2,990−7.3%Reduced
Taurus Asset Management, LLC37,139$26.8M3.40%−851−2.2%Reduced
Rhenman & Partners Asset Management AB37,000$26.7M2.79%+5,000+15.6%Added
Aviva PLC36,865$26.6M0.13%−943−2.5%Reduced
Royal London Asset Management Ltd36,847$26.6M0.12%+1,824+5.2%Added
State of Alaska, Department of Revenue36,005$26.0M0.32%+4,267+13.4%Added
Baird Financial Group, Inc.35,490$25.6M0.07%−24−0.1%Reduced
LPL Financial LLC35,339$25.5M0.02%+897+2.6%Added
Illinois Municipal Retirement Fund34,528$24.9M0.56%+2,210+6.8%Added
Retirement Systems of Alabama34,306$24.8M0.11%−1,297−3.6%Reduced
ARK Investment Management LLCSuperinvestorARK Invest34,053$24.6M0.21%−2,888−7.8%Reduced
STRS Ohio34,038$24.6M0.11%−809−2.3%Reduced
Millennium Management LLC33,983$24.5M0.03%+22,876+206.0%Added
Adams Diversified Equity Fund, Inc.33,500$24.2M1.16%+2,900+9.5%Added
Balyasny Asset Management LLC33,457$24.1M0.09%+33,457New
Standard Life Aberdeen plc33,347$24.1M0.07%−1,367−3.9%Reduced
Washington Trust Advisors, Inc.33,166$23.9M2.62%−994−2.9%Reduced
Two Sigma Investments, LP32,158$23.2M0.07%+32,158New
Erste Asset Management GmbH32,148$23.2M0.49%−1,987−5.8%Reduced
Beacon Pointe Advisors, LLC31,923$23.0M0.45%+4,210+15.2%Added
Capital International Ltd31,891$23.0M1.59%−598−1.8%Reduced
Apriem Advisors31,372$22.6M3.92%−876−2.7%Reduced
Oregon Public Employees Retirement Fund31,183$22.5M0.29%+848+2.8%Added
SEI Investments Co31,110$22.4M0.05%−818−2.6%Reduced
Dai-Ichi Life Insurance Company, Ltd31,054$22.4M0.52%+672+2.2%Added
HighTower Advisors, LLC30,758$22.1M0.05%+3,125+11.3%Added
Markel Group Inc.SuperinvestorMarkel Group30,500$22.0M0.30%−49,800−62.0%Reduced
State of Michigan Retirement System30,497$22.0M0.15%−1,000−3.2%Reduced
Grandfield & Dodd, LLC30,476$22.0M1.61%+204+0.7%Added
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main30,243$21.8M0.04%+1,926+6.8%Added
Fred Alger Management, LLC29,390$21.2M0.11%+16,831+134.0%Added
Arizona State Retirement System29,207$21.1M0.20%−158−0.5%Reduced
Vestcor Inc29,068$21.0M0.77%−9,069−23.8%Reduced
First Republic Investment Management, Inc.28,635$20.7M0.05%+547+1.9%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund28,552$20.6M0.29%−9,090−24.1%Reduced
MetLife Investment Management28,501$20.6M0.16%−509−1.8%Reduced
Natixis28,406$20.5M0.12%−18−0.1%Reduced
Tredje AP-fonden27,849$20.1M0.34%+1,603+6.1%Added
Amalgamated Bank27,831$20.1M0.18%−1,962−6.6%Reduced
ING Groep NV27,683$20.0M0.20%+27,683New
State of Tennessee, Treasury Department27,363$19.7M0.09%−1,295−4.5%Reduced
CIBC Asset Management Inc26,674$19.2M0.08%−110.0%Reduced
Shell Asset Management Co26,252$18.9M0.83%−4,228−13.9%Reduced