Skip to main content

GRAIL, Inc.

GRAL
Exchange
Nasdaq
Industry
Services-Medical Laboratories
SEC CIK
0001699031

In the last 90 days, GRAIL, Inc. insiders filed 0 open-market purchases and 4 sales; 375 institutions reported holding it in 13F filings for Q2 2026, worth $2.60B in total; no superinvestor holds it.

13F holders, Q1 2026

Institutional positions in GRAIL, Inc. as of Mar 31, 2026. 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
366
−50 vs. Q4 2025
Shares held
35.2M
+7.17M (+25.6%) vs. Q4 2025
Total value
$1.82B
−$580.4M (−24.2%) vs. Q4 2025
New holders
48
102 more added
Sold out
98
112 more reduced

9 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GRAL 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 2026: 366 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 0 institutionsQ1 2022: 0 institutionsQ2 2022: 0 institutionsQ3 2022: 0 institutionsQ4 2022: 0 institutionsQ1 2023: 0 institutionsQ2 2023: 0 institutionsQ3 2023: 0 institutionsQ4 2023: 0 institutionsQ1 2024: 2 institutionsQ2 2024: 372 institutionsQ3 2024: 311 institutionsQ4 2024: 333 institutionsQ1 2025: 314 institutionsQ2 2025: 344 institutionsQ3 2025: 348 institutionsQ4 2025: 425 institutionsQ1 2026: 366 institutionsQ2 2026: 375 institutions
Value heldQ1 2026: $1.82B
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $0Q1 2022: $0Q2 2022: $0Q3 2022: $0Q4 2022: $0Q1 2023: $0Q2 2023: $0Q3 2023: $0Q4 2023: $0Q1 2024: $2.02KQ2 2024: $332.2MQ3 2024: $280.7MQ4 2024: $477.1MQ1 2025: $613.6MQ2 2025: $1.35BQ3 2025: $1.47BQ4 2025: $2.57BQ1 2026: $1.82BQ2 2026: $2.60B
Institutions holding GRAL and their total value by quarter
QuarterHoldersValue
Q2 2026375$2.60B
Q1 2026366$1.82B
Q4 2025425$2.57B
Q3 2025348$1.47B
Q2 2025344$1.35B
Q1 2025314$613.6M
Q4 2024333$477.1M
Q3 2024311$280.7M
Q2 2024372$332.2M
Q1 20242$2.02K
Q4 20230$0
Q3 20230$0
Q2 20230$0
Q1 20230$0
Q4 20220$0
Q3 20220$0
Q2 20220$0
Q1 20220$0
Q4 20210$0
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding GRAIL, Inc.; share changes are against Q4 2025.

Institutions holding GRAL in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Baker Bros. Advisors LP4,028,614$208.2M1.20%+1,943,281+93.2%Added
Farallon Capital Management, L.L.C.3,253,684$168.2M1.00%+911,000+38.9%Added
BlackRock, Inc.2,968,536$153.4M0.00%+10,290+0.3%Added
State Street Corp1,891,893$97.8M0.00%+64,370+3.5%Added
Primecap Management Co1,843,772$95.3M0.08%+5,088+0.3%Added
Deep Track Capital, LP1,722,797$89.0M1.84%+700,000+68.4%Added
Sessa Capital IM, L.P.1,719,314$88.9M1.69%+1,354,600+371.4%Added
Morgan Stanley1,632,195$84.4M0.01%+120,508+8.0%Added
Vanguard Capital Management LLC1,527,105$78.9M0.00%+1,527,105New
Arbiter Partners Capital Management LLC1,034,597$53.5M36.27%−1,000−0.1%Reduced
Bank of America Corp914,114$47.2M0.00%+205,611+29.0%Added
Geode Capital Management, LLC827,942$42.8M0.00%+26,439+3.3%Added
Jefferies Financial Group Inc.657,500$34.0M0.41%+657,500New
Alyeska Investment Group, L.P.645,456$33.4M0.09%+202,956+45.9%Added
Goldman Sachs Group Inc581,924$30.1M0.00%+44,938+8.4%Added
Ra Capital Management, L.P.428,266$22.1M0.23%00.0%Unchanged
Dimensional Fund Advisors LP408,650$21.1M0.00%+191,857+88.5%Added
Northern Trust Corp349,137$18.0M0.00%+7,710+2.3%Added
Vanguard Portfolio Management LLC334,906$17.3M0.00%+334,906New
Susquehanna International Group, LLP304,808$15.8M0.02%+286,500+1,564.9%Added
Citigroup Inc302,136$15.6M0.01%+234,602+347.4%Added
Raymond James Financial Inc292,138$15.1M0.00%+33,328+12.9%Added
AQR Capital Management LLC292,004$14.6M0.01%−34,841−10.7%Reduced
Charles Schwab Investment Management Inc269,953$14.0M0.00%−874−0.3%Reduced
Casdin Capital, LLC230,000$11.9M0.90%+230,000New
Slow Capital, Inc.228,256$11.8M1.53%+65,839+40.5%Added
Standard Life Aberdeen plc217,428$11.2M0.02%+92,500+74.0%Added
Carnegie Capital Asset Management, LLC217,100$11.2M0.22%+4,050+1.9%Added
Vanguard Fiduciary Trust Co201,229$10.4M0.00%+201,229New
Natixis199,368$10.3M0.04%+199,368New
TCW Group Inc191,313$9.89M0.07%−6,000−3.0%Reduced
UBS Group AG185,393$9.58M0.00%−27,785−13.0%Reduced
Allianz Asset Management GmbH183,075$9.46M0.01%−84,485−31.6%Reduced
Douglas Lane & Associates, LLC161,524$8.35M0.12%−100−0.1%Reduced
Newtyn Management, LLC150,000$7.75M0.83%00.0%Unchanged
BNP Paribas Arbitrage, SA148,775$7.69M0.01%+129,377+667.0%Added
Franklin Resources Inc147,985$7.65M0.00%+1,850+1.3%Added
Voleon Capital Management LP144,955$7.49M0.16%−2,951−2.0%Reduced
Braidwell LP142,755$7.38M0.25%00.0%Unchanged
Bank of New York Mellon Corp133,914$6.92M0.00%−1,894−1.4%Reduced
Capital Fund Management S.A.132,887$6.87M0.06%+19,680+17.4%Added
Invesco Ltd.128,991$6.67M0.00%−8,976−6.5%Reduced
180 Wealth Advisors, LLC127,347$6.58M0.75%+12,300+10.7%Added
Reynders McVeigh Capital Management, LLC119,065$6.15M0.31%+6,196+5.5%Added
First Trust Advisors LP112,122$5.79M0.00%+3,797+3.5%Added
Nuveen, LLC107,968$5.58M0.00%+37,118+52.4%Added
Wim Investment Management Ltd106,400$5.50M1.63%00.0%Unchanged
JPMorgan Chase & Co116,837$5.48M0.00%−24,641−17.4%Reduced
American Century Companies Inc90,563$4.68M0.00%+9,087+11.2%Added
Legal & General Group Plc86,175$4.45M0.00%+17,826+26.1%Added
D. E. Shaw & Co., Inc.81,606$4.22M0.00%+41,326+102.6%Added
Swiss National Bank69,400$3.59M0.00%−2,900−4.0%Reduced
Gamco Investors, Inc. Et Al66,758$3.45M0.03%+42,100+170.7%Added
Two Sigma Investments, LP64,687$3.34M0.00%−36,762−36.2%Reduced
Alliancebernstein L.P.38,279$3.28M0.00%−72−0.2%Reduced
Barclays PLC61,316$3.17M0.00%−64,342−51.2%Reduced
Marshall Wace, LLP59,900$3.10M0.00%+39,700+196.5%Added
Rockefeller Capital Management L.P.59,044$3.05M0.01%−9,533−13.9%Reduced
Victory Capital Management Inc58,108$3.00M0.00%+20,343+53.9%Added
UBS Asset Management Americas Inc56,983$2.94M0.00%−4,628−7.5%Reduced
FMR LLC56,297$2.91M0.00%−106,947−65.5%Reduced
Rafferty Asset Management, LLC55,423$2.86M0.01%−5,861−9.6%Reduced
Renaissance Technologies LLC55,200$2.85M0.00%−30,100−35.3%Reduced
Man Group plc51,073$2.64M0.01%+35,848+235.5%Added
Aquatic Capital Management LLC50,380$2.60M0.07%+50,380New
Granahan Investment Management Inc49,628$2.56M0.12%−880−1.7%Reduced
Pictet Asset Management Holding SA53,284$2.53M0.00%+12,358+30.2%Added
Rhumbline Advisers46,495$2.40M0.00%−600−1.3%Reduced
Legal Advantage Investments, Inc.44,500$2.30M1.19%+11,000+32.8%Added
California State Teachers Retirement System44,470$2.30M0.00%+9,696+27.9%Added
Price T Rowe Associates Inc44,215$2.29M0.00%−166,553−79.0%Reduced
Royal Bank of Canada43,801$2.26M0.00%−10,534−19.4%Reduced
Principal Financial Group Inc39,797$2.06M0.00%+39,797New
Legato Capital Management LLC39,400$2.04M0.19%+25,965+193.3%Added
HighTower Advisors, LLC39,208$2.03M0.00%+29,220+292.6%Added
Wells Fargo & Company38,658$2.00M0.00%−26,678−40.8%Reduced
LPL Financial LLC36,442$1.88M0.00%+441+1.2%Added
Jacobs Levy Equity Management, Inc34,837$1.80M0.01%+9,824+39.3%Added
Citadel Advisors LLC33,894$1.75M0.00%−33,533−49.7%Reduced
Wealth Enhancement Advisory Services, LLC31,795$1.75M0.00%+877+2.8%Added
Stifel Financial Corp33,814$1.75M0.00%−3,555−9.5%Reduced
Jackson Hole Capital Partners, LLC33,000$1.71M0.28%00.0%Unchanged
Tudor Investment Corp Et Al31,465$1.63M0.01%+3,015+10.6%Added
Gabelli Funds LLC30,283$1.57M0.01%−1,367−4.3%Reduced
Summit Financial, LLC30,267$1.56M0.02%+19,851+190.6%Added
Deutsche Bank AG30,224$1.56M0.00%+1,715+6.0%Added
PVG Asset Management Corp25,907$1.55M0.92%+16,234+167.8%Added
Advisor Group Holdings, Inc.27,927$1.44M0.00%−1,339−4.6%Reduced
Van Eck Associates Corp27,811$1.44M0.00%+278+1.0%Added
Canada Pension Plan Investment Board27,300$1.41M0.00%+21,600+378.9%Added
Commerce Bank27,052$1.40M0.01%+185+0.7%Added
Gem Investment Advisors, LLC26,781$1.38M1.36%−54,920−67.2%Reduced
Millennium Management LLC24,840$1.28M0.00%+17,867+256.2%Added
Profund Advisors LLC24,788$1.28M0.05%+2,012+8.8%Added
Vanguard Asset Management, Ltd24,003$1.24M0.00%+24,003New
State of Wisconsin Investment Board22,521$1.16M0.00%−481−2.1%Reduced
IMC-Chicago, LLC22,014$1.14M0.02%+7,043+47.0%Added
Mirae Asset Global ETFs Holdings Ltd.20,431$1.04M0.00%+533+2.7%Added
Gotham Asset Management, LLC19,983$1.03M0.00%−3,299−14.2%Reduced
Perigon Wealth Management, LLC19,803$1.02M0.02%+353+1.8%Added