GRAIL Ownership | Who Owns GRAIL?


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GRAIL Ownership Summary


GRAIL is owned by 12.93% institutional investors, 12.94% insiders, and 74.13% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 7.03% of GRAL shares.

GRAL Ownership Benchmark


TypeName% Inst% Insiders% Retail
StockGRAIL12.93%12.94%74.13%
SectorHealthcare Stocks 42.54%10.83%46.63%
IndustryDiagnostics & Research Stocks46.31%10.49%43.20%

Institutional Shareholders


Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Blackrock funding, inc. /de2.46M7.03%$145.74M
Primecap management co/ca/2.02M5.77%$119.50M
Crcm lp1.84M5.26%$108.96M
Vanguard group1.82M5.18%$107.44M
Baker bros. advisors lp1.63M4.65%$96.39M
Farallon capital management1.35M3.85%$79.77M
State street1.32M3.76%$77.87M
Arbiter partners capital management1.04M2.96%$61.25M
Morgan stanley923.04K2.63%$54.58M
Sessa capital im786.14K2.24%$46.48M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Arbiter partners capital management1.04M36.58%$61.25M
Crcm lp1.84M31.52%$108.96M
One fin capital management lp380.00K7.39%$22.47M
Catalio capital management, lp137.93K1.51%$8.16M
Newtyn management200.00K1.45%$11.83M
Sessa capital im786.14K1.10%$46.48M
Sheets smith investment management28.56K1.10%$1.69M
Slow capital143.84K1.00%$8.51M
Pier capital105.56K0.98%$6.24M
Wim investment management63.00K0.95%$3.73M

Top Buyers

HolderShares% AssetsChange
Farallon capital management1.35M0.33%847.00K
Goldman sachs group365.03K0.00%292.53K
Morgan stanley923.04K0.00%284.87K
Allianz asset management gmbh294.83K0.02%174.96K
Charles schwab investment management251.49K0.00%158.87K

Top Sellers

HolderShares% AssetsChange
Crcm lp1.84M31.52%-1.80M
Wealthquest---714.46K
Capstone investment advisors---369.80K
Potrero capital research---364.95K
One fin capital management lp380.00K7.39%-320.00K

New Positions

HolderShares% AssetsChangeValue
Catalio capital management, lp137.93K1.51%137.93K$8.16M
Squarepoint ops112.34K0.01%112.34K$6.64M
Voleon capital management lp61.58K0.09%61.58K$3.64M
Gotham asset management32.40K0.01%32.40K$1.92M
Verition fund management30.98K0.01%30.98K$1.83M

Sold Out

HolderChange
Global trust asset management-1.00
Eagle bay advisors-1.00
Private trust co na-1.00
Hhm wealth advisors-1.00
Eukles asset management-1.00

Institutional Ownership Trends


DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Sep 30, 2025157-56.75%4,532,304-82.73%120.23%49-72.93%46-40.26%
Jun 30, 202535712.26%26,085,8255.46%741.43%17727.34%78-4.88%
Mar 31, 2025312-2.19%24,720,067-2.48%721.14%134-8.84%829.33%
Dec 31, 20243237.67%26,499,44321.24%831.77%15010.29%76-29.63%
Sep 30, 2024300-17.81%21,857,0361.18%681.42%136-62.01%108-

Recent Insider Transactions


DateNameRoleActivityValue
Dec 03, 2025Ofman Joshua J. PresidentSell$1.30M
Dec 03, 2025RAGUSA ROBERT P Chief Executive OfficerSell$792.15K
Dec 03, 2025RAGUSA ROBERT P Chief Executive OfficerSell$1.46M
Dec 03, 2025RAGUSA ROBERT P Chief Executive OfficerSell$1.40M
Dec 03, 2025RAGUSA ROBERT P Chief Executive OfficerSell$156.04K

Insider Transactions Trends


DateBuySell
2025 Q4-13
2025 Q3-6
2025 Q2-5
2025 Q1-3
2024 Q2--

GRAL Ownership FAQ


Who Owns GRAIL?

GRAIL shareholders are primarily institutional investors at 12.93%, followed by 12.94% insiders and 74.13% retail investors. The average institutional ownership in GRAIL's industry, Diagnostics & Research Stocks, is 46.31%, which GRAIL falls below.

Who owns the most shares of GRAIL?

GRAIL’s largest shareholders are Blackrock funding, inc. /de (2.46M shares, 7.03%), Primecap management co/ca/ (2.02M shares, 5.77%), and Crcm lp (1.84M shares, 5.26%). Together, they hold 18.05% of GRAIL’s total shares outstanding.

Does Blackrock own GRAIL?

BlackRock is not among the top 10 institutional shareholders of GRAIL.

Who is GRAIL’s biggest shareholder by percentage of total assets invested?

Arbiter partners capital management is GRAIL’s biggest shareholder by percentage of total assets invested, with 36.58% of its assets in 1.04M GRAIL shares, valued at 61.25M$.

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