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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, Q2 2024

Institutional positions in Regeneron Pharmaceuticals, Inc. as of Jun 30, 2024. 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
1,335
+39 vs. Q1 2024
Shares held
94.2M
+1.12M (+1.2%) vs. Q1 2024
Total value
$98.9B
+$9.83B (+11.0%) vs. Q1 2024
New holders
124
548 more added
Sold out
85
428 more reduced

17 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 1,335 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 heldQ2 2024: $98.9B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Regeneron Pharmaceuticals, Inc.; share changes are against Q1 2024.

Institutions holding REGN in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Alpine Woods Capital Investors, LLC4,169$4.38M0.68%+192+4.8%Added
Ameritas Investment Partners, Inc.4,263$4.48M0.15%−9−0.2%Reduced
Meyer Handelman Co4,265$4.48M0.16%00.0%Unchanged
GWM Advisors LLC4,368$4.59M0.03%+260+6.3%Added
Legato Capital Management LLC4,394$4.62M0.62%−1,301−22.8%Reduced
Vontobel Holding Ltd.4,403$4.63M0.02%+683+18.4%Added
Pine Valley Investments Ltd Liability Co4,455$4.68M0.35%+626+16.3%Added
Quantitative Investment Management, LLC4,552$4.78M0.52%−3,091−40.4%Reduced
Augustine Asset Management Inc4,556$4.79M1.85%+21+0.5%Added
Prudential PLC4,574$4.81M0.03%+453+11.0%Added
Norinchukin Bank, The4,603$4.84M0.14%+32+0.7%Added
Woodstock Corp4,619$4.85M0.49%+397+9.4%Added
Brown Advisory Inc4,662$4.90M0.01%+13+0.3%Added
MML Investors Services, LLC4,667$4.91M0.02%−736−13.6%Reduced
Quantinno Capital Management LP4,675$4.91M0.09%+637+15.8%Added
Massmutual Trust Co FSB4,680$4.92M0.15%+615+15.1%Added
E. Ohman J:or Asset Management AB4,710$4.95M0.12%+200+4.4%Added
CenterBook Partners LP4,718$4.96M0.31%+4,718New
Hudson Capital Management LLC4,729$4.97M1.67%+88+1.9%Added
TD Waterhouse Canada Inc.4,706$4.97M0.04%−103−2.1%Reduced
Alaska Permanent Fund Corp4,624$4.99M0.07%+720+18.4%Added
Morse Asset Management, Inc4,764$5.01M1.21%+180+3.9%Added
Advisory Services Network, LLC4,793$5.04M0.10%+205+4.5%Added
LMCG Investments, LLC4,832$5.08M0.30%+215+4.7%Added
Bedell Frazier Investment Counseling, LLC4,854$5.10M1.23%−1,960−28.8%Reduced
Walleye Capital LLC4,900$5.15M0.05%+425+9.5%Added
Hamilton Capital Partners Inc.4,939$5.19M0.56%+270+5.8%Added
Liontrust Investment Partners LLP5,000$5.26M0.07%+5,000New
Ostrum Asset Management5,022$5.28M0.46%+1,563+45.2%Added
Sanibel Captiva Trust Company, Inc.5,028$5.28M0.18%−54−1.1%Reduced
Simplex Trading, LLC5,037$5.29M0.17%+5,037New
Private Advisor Group, LLC5,058$5.32M0.04%+354+7.5%Added
ING Groep NV5,060$5.32M0.03%−22,247−81.5%Reduced
Bessemer Group Inc5,093$5.35M0.01%+18+0.4%Added
Gilman Hill Asset Management, LLC5,123$5.38M0.97%+231+4.7%Added
UniSuper Management Pty Ltd5,149$5.41M0.04%+2,740+113.7%Added
US Bancorp5,163$5.43M0.01%+153+3.1%Added
Cambridge Investment Research Advisors, Inc.5,181$5.45M0.02%−59−1.1%Reduced
Edgestream Partners, L.P.5,217$5.48M0.26%−2,422−31.7%Reduced
Metis Global Partners, LLC5,254$5.52M0.19%+21+0.4%Added
M&T Bank Corp5,256$5.52M0.02%−314−5.6%Reduced
Cornerstone Advisors, LLC5,300$5.57M0.23%00.0%Unchanged
Lifeworks Advisors, LLC5,329$5.60M1.56%+425+8.7%Added
Bridgewater Associates, LP5,354$5.63M0.03%−55,792−91.2%Reduced
Impax Asset Management Group plc5,395$5.67M0.02%+5,395New
New Mexico Educational Retirement Board5,400$5.68M0.20%00.0%Unchanged
TownSquare Capital, LLC5,401$5.68M0.08%+609+12.7%Added
FORA Capital, LLC5,413$5.69M0.69%−1,911−26.1%Reduced
Ieq Capital, LLC5,531$5.81M0.08%+507+10.1%Added
Kayne Anderson Rudnick Investment Management LLC5,657$5.95M0.01%+1,263+28.7%Added
Fisher Asset Management, LLC5,665$5.95M0.00%−149−2.6%Reduced
J. Goldman & Co LP5,686$5.98M0.22%−912−13.8%Reduced
Univest Financial Corp5,692$5.98M1.66%−158−2.7%Reduced
Gotham Asset Management, LLC5,700$5.99M0.08%+2,345+69.9%Added
Omers Administration Corp5,742$6.04M0.06%+5,742New
Codex Capital Asset Management L.L.C.5,750$6.04M2.77%+5,750New
Veracity Capital LLC5,812$6.11M2.55%−310−5.1%Reduced
RPg Family Wealth Advisory, LLC5,826$6.12M2.01%−21−0.4%Reduced
Toroso Investments, LLC5,840$6.14M0.08%+885+17.9%Added
Vident Advisory, LLC5,872$6.17M0.17%−18,860−76.3%Reduced
Ci Investments Inc.5,998$6.30M0.02%+2,263+60.6%Added
Unison Advisors LLC5,998$6.30M0.79%00.0%Unchanged
Siemens Fonds Invest GmbH6,029$6.34M0.47%+27+0.4%Added
Sectoral Asset Management Inc6,040$6.35M2.58%−1,035−14.6%Reduced
Jump Financial, LLC6,090$6.40M0.13%+1,604+35.8%Added
Chartwell Investment Partners, LLC6,106$6.42M0.22%+1,832+42.9%Added
Securian Asset Management, Inc6,147$6.46M0.19%−67−1.1%Reduced
Kestra Advisory Services, LLC6,155$6.47M0.04%+50+0.8%Added
Rakuten Investment Management, Inc.6,321$6.64M0.04%+2,432+62.5%Added
Covenant Asset Management, LLC6,350$6.67M1.50%−5−0.1%Reduced
Simplify Asset Management Inc.6,360$6.68M0.59%+3,310+108.5%Added
Ethic Inc.6,443$6.77M0.16%+284+4.6%Added
Ledyard National Bank6,581$6.92M0.67%−400−5.7%Reduced
Advisors Asset Management, Inc.6,633$6.97M0.14%−984−12.9%Reduced
Family Management Corp6,650$6.99M1.24%+374+6.0%Added
F/M Investments LLC6,708$7.05M0.25%+6,708New
Commerce Bank6,780$7.13M0.05%+534+8.5%Added
Hartford Investment Management Co6,800$7.15M0.25%−28−0.4%Reduced
HealthInvest Partners AB6,893$7.24M4.42%+1,500+27.8%Added
Colony Group, LLC6,893$7.25M0.02%+1,900+38.1%Added
Glenmede Trust Co NA6,905$7.26M0.04%−50,935−88.1%Reduced
Ellerson Group Inc6,988$7.34M5.59%−84−1.2%Reduced
Capital Group Investment Management Pte. Ltd.7,437$7.82M1.69%−702−8.6%Reduced
Balyasny Asset Management LLC7,476$7.86M0.02%−2,126−22.1%Reduced
MBB Public Markets I LLC7,532$7.92M0.16%+7,189+2,095.9%Added
Banco Santander, S.A.7,571$7.96M0.10%+126+1.7%Added
Kempen Capital Management N.V.7,585$7.97M0.09%+958+14.5%Added
Marietta Wealth Management, LLC7,624$8.01M1.25%−88−1.1%Reduced
Madison Asset Management, LLC7,628$8.02M0.10%−163−2.1%Reduced
GTS Securities LLC7,739$8.13M0.17%+4,184+117.7%Added
Cutter & CO Brokerage, Inc.7,776$8.17M1.98%−50−0.6%Reduced
Founders Capital Management, LLC7,785$8.18M1.47%−54−0.7%Reduced
Cardinal Capital Management7,790$8.19M1.38%+16+0.2%Added
Sienna Gestion7,799$8.19M0.73%00.0%Unchanged
Hancock Whitney Corp7,805$8.20M0.28%−74−0.9%Reduced
Thrivent Financial for Lutherans7,814$8.21M0.02%−32−0.4%Reduced
Krensavage Asset Management, LLC7,853$8.25M3.79%−4,641−37.1%Reduced
O'Shaughnessy Asset Management, LLC7,902$8.31M0.09%+982+14.2%Added
Advisor Group Holdings, Inc.7,925$8.33M0.02%−2,374−23.1%Reduced
Cetera Investment Advisers7,946$8.35M0.02%−1,807−18.5%Reduced