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Prime Medicine, Inc.

PRME
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001894562

No open-market purchases or sales by Prime Medicine, Inc. insiders were filed in the last 90 days; 187 institutions reported holding it in 13F filings for Q2 2026, worth $393.5M in total; ARK Invest is the only superinvestor holding it.

13F holders, Q4 2024

Institutional positions in Prime Medicine, Inc. as of Dec 31, 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
132
+18 vs. Q3 2024
Shares held
64.3M
−4.33M (−6.3%) vs. Q3 2024
Total value
$188.0M
−$77.7M (−29.2%) vs. Q3 2024
New holders
35
39 more added
Sold out
17
32 more reduced

2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting PRME 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 2024: 132 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 66 institutionsQ1 2023: 76 institutionsQ2 2023: 79 institutionsQ3 2023: 83 institutionsQ4 2023: 105 institutionsQ1 2024: 115 institutionsQ2 2024: 122 institutionsQ3 2024: 116 institutionsQ4 2024: 132 institutionsQ1 2025: 125 institutionsQ2 2025: 121 institutionsQ3 2025: 167 institutionsQ4 2025: 183 institutionsQ1 2026: 192 institutionsQ2 2026: 187 institutions
Value heldQ4 2024: $188.0M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $767.8MQ1 2023: $616.9MQ2 2023: $675.7MQ3 2023: $472.3MQ4 2023: $433.7MQ1 2024: $469.7MQ2 2024: $354.2MQ3 2024: $266.0MQ4 2024: $188.0MQ1 2025: $120.5MQ2 2025: $145.0MQ3 2025: $512.0MQ4 2025: $340.4MQ1 2026: $342.6MQ2 2026: $393.5M
Institutions holding PRME and their total value by quarter
QuarterHoldersValue
Q2 2026187$393.5M
Q1 2026192$342.6M
Q4 2025183$340.4M
Q3 2025167$512.0M
Q2 2025121$145.0M
Q1 2025125$120.5M
Q4 2024132$188.0M
Q3 2024116$266.0M
Q2 2024122$354.2M
Q1 2024115$469.7M
Q4 2023105$433.7M
Q3 202383$472.3M
Q2 202379$675.7M
Q1 202376$616.9M
Q4 202266$767.8M
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q4 2024

Shares, value and share of portfolio for each institution holding Prime Medicine, Inc.; share changes are against Q3 2024.

Institutions holding PRME in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Alphabet Inc.15,062,498$44.0M2.56%00.0%Unchanged
ARK Investment Management LLCSuperinvestorARK Invest5,150,233$15.0M0.13%−510,486−9.0%Reduced
BlackRock, Inc.4,524,784$13.2M0.00%−741,991−14.1%Reduced
T. Rowe Price Investment Management, Inc.3,977,828$11.6M0.01%+170,541+4.5%Added
FMR LLC3,802,028$11.1M0.00%+58,716+1.6%Added
Vanguard Group Inc3,655,317$10.7M0.00%−1,234,996−25.3%Reduced
Sumitomo Mitsui Trust Holdings, Inc.3,090,180$9.02M0.01%−100,275−3.1%Reduced
Nikko Asset Management Americas, Inc.3,090,180$9.02M0.10%−92,275−2.9%Reduced
Redmile Group, LLC2,074,350$6.06M0.42%00.0%Unchanged
Millennium Management LLC1,874,571$5.47M0.00%−323,669−14.7%Reduced
MWG Management Limited1,792,210$5.23M7.04%00.0%Unchanged
Price T Rowe Associates Inc1,584,476$4.63M0.00%+38,515+2.5%Added
Geode Capital Management, LLC1,467,606$4.29M0.00%+107,627+7.9%Added
State Street Corp1,154,181$3.37M0.00%+7,232+0.6%Added
Baker Bros. Advisors LP1,028,466$3.00M0.03%00.0%Unchanged
Westwood Holdings Group Inc.883,129$2.58M0.02%+433,653+96.5%Added
Greenwich Wealth Management LLC774,001$2.26M0.16%+41,000+5.6%Added
Farallon Capital Management, L.L.C.750,000$2.19M0.01%00.0%Unchanged
EcoR1 Capital, LLC700,000$2.04M0.08%00.0%Unchanged
Northern Trust Corp544,937$1.59M0.00%+20,389+3.9%Added
Moore Capital Management, LP500,000$1.46M0.03%00.0%Unchanged
Charles Schwab Investment Management Inc484,591$1.42M0.00%+20,614+4.4%Added
Bank of America Corp430,613$1.26M0.00%−54,512−11.2%Reduced
Goldman Sachs Group Inc421,898$1.23M0.00%+201,754+91.6%Added
Samsara BioCapital, LLC405,228$1.18M0.16%−135,076−25.0%Reduced
Walleye Capital LLC403,739$1.18M0.01%+295,365+272.5%Added
Nuveen Asset Management, LLC392,443$1.15M0.00%00.0%Unchanged
Casdin Capital, LLC367,175$1.07M0.07%00.0%Unchanged
Bollard Group LLC361,136$1.05M0.03%00.0%Unchanged
Morgan Stanley311,276$908.9K0.00%+10,885+3.6%Added
UBS Group AG218,186$637.1K0.00%+183,165+523.0%Added
Chelsea Counsel Co186,780$545.4K0.28%+108,090+137.4%Added
Two Sigma Investments, LP166,199$485.3K0.00%−152,374−47.8%Reduced
Vestmark Advisory Solutions, Inc.111,465$459.7K0.02%+21,429+23.8%Added
Susquehanna Fundamental Investments, LLC144,719$422.6K0.01%+144,719New
ExodusPoint Capital Management, LP131,732$385.0K0.00%+131,732New
Bank of New York Mellon Corp129,514$378.2K0.00%−200−0.2%Reduced
FIL Ltd121,017$353.4K0.00%−8,844−6.8%Reduced
Verition Fund Management LLC103,545$302.4K0.00%+65,000+168.6%Added
Jane Street Group, LLC101,758$297.1K0.00%+44,210+76.8%Added
Barclays PLC97,621$285.1K0.00%+12,924+15.3%Added
Wells Fargo & Company96,181$280.8K0.00%−75,287−43.9%Reduced
Deutsche Bank AG80,835$236.0K0.00%−34,072−29.7%Reduced
Alliancebernstein L.P.76,000$221.9K0.00%00.0%Unchanged
Levin Capital Strategies, L.P.75,000$219.0K0.02%+45,000+150.0%Added
Rhumbline Advisers71,956$210.1K0.00%+1,909+2.7%Added
Aristides Capital LLC70,500$205.9K0.06%+70,500New
Point72 Asset Management, L.P.68,528$200.1K0.00%+68,528New
Green Alpha Advisors, LLC64,406$188.1K0.15%+64,406New
Davy Global Fund Management Ltd60,685$177.2K0.02%+32,572+115.9%Added
SG Americas Securities, LLC60,229$176.0K0.00%+13,247+28.2%Added
Sculptor Capital LP50,700$148.0K0.00%+50,700New
Citigroup Inc47,431$138.5K0.00%−640−1.3%Reduced
TD Asset Management Inc46,434$135.6K0.00%00.0%Unchanged
Two Sigma Advisers, LP43,200$126.1K0.00%−76,700−64.0%Reduced
Susquehanna International Group, LLP37,052$108.2K0.00%−78,002−67.8%Reduced
JPMorgan Chase & Co35,640$104.1K0.00%−1,742−4.7%Reduced
Mirae Asset Global ETFs Holdings Ltd.32,499$94.9K0.00%+1,372+4.4%Added
Crestwood Advisors Group LLC31,687$92.5K0.00%+31,687New
Intech Investment Management LLC30,404$88.8K0.00%+16,302+115.6%Added
PEAK6 LLC30,013$87.6K0.00%+30,013New
Corebridge Financial, Inc.28,197$82.3K0.00%−2,128−7.0%Reduced
China Universal Asset Management Co., Ltd.27,811$81.2K0.01%+4,725+20.5%Added
Creative Planning27,623$80.7K0.00%+27,623New
MetLife Investment Management25,031$73.1K0.00%−9,097−26.7%Reduced
Prime Capital Investment Advisors, LLC23,955$69.9K0.00%+23,955New
Virtus ETF Advisers LLC23,618$69.0K0.03%+11,948+102.4%Added
Manufacturers Life Insurance Company, The23,592$68.9K0.00%+197+0.8%Added
Avanza Fonder AB22,480$65.6K0.00%+22,480New
ProShare Advisors LLC22,186$64.8K0.00%+4,375+24.6%Added
Benjamin Edwards Inc21,921$63.9K0.00%−1,275−5.5%Reduced
HighTower Advisors, LLC21,590$63.0K0.00%−85−0.4%Reduced
HRT Financial LP21,695$63.0K0.00%+21,695New
Envestnet Asset Management Inc21,557$62.9K0.00%−6,798−24.0%Reduced
Sherbrooke Park Advisers LLC20,441$59.7K0.02%+20,441New
BNP Paribas Arbitrage, SA20,096$58.7K0.00%+20,096New
CIBC World Markets Inc.19,023$56.0K0.00%+8,801+86.1%Added
Voya Investment Management LLC18,173$53.1K0.00%−1,011−5.3%Reduced
Impact Partnership Wealth, LLC17,274$50.4K0.01%+17,274New
Police & Firemen's Retirement System of New Jersey17,092$49.9K0.00%+17,092New
Balyasny Asset Management LLC16,342$47.7K0.00%+16,342New
Clarius Group, LLC16,080$47.0K0.00%00.0%Unchanged
AQR Capital Management LLC16,046$46.9K0.00%+16,046New
Gsa Capital Partners LLP15,311$45.0K0.00%−83,749−84.5%Reduced
Axq Capital, LP15,363$44.9K0.02%+15,363New
Invesco Ltd.15,071$44.0K0.00%+1,048+7.5%Added
XTX Topco Ltd14,466$42.2K0.00%+14,466New
Nisa Investment Advisors, LLC12,616$36.8K0.00%+12,507+11,474.3%Added
JustInvest LLC12,378$36.1K0.00%+12,378New
Oppenheimer & Co Inc12,106$35.4K0.00%−5,765−32.3%Reduced
American Century Companies Inc11,426$33.4K0.00%+11,426New
State Board of Administration of Florida Retirement System11,420$33.3K0.00%00.0%Unchanged
Pathstone Holdings, LLC11,311$33.0K0.00%−3,059−21.3%Reduced
New York State Common Retirement Fund8,434$24.6K0.00%00.0%Unchanged
Legal & General Group Plc6,279$18.4K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.4,371$12.7K0.00%+30+0.7%Added
California State Teachers Retirement System4,110$12.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.3,901$11.4K0.00%00.0%Unchanged
GF Fund Management Co. Ltd.2,700$7.88K0.00%+2,700New
CWM, LLC2,432$7.00K0.00%+2,410+10,954.5%Added