GRAIL INC (GRAL) Institutional Ownership and Insiders Activity

GRAIL INC (GRAL) is widely held by institutional investors, with 366 firms reporting positions valued at approximately $2.29B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Baker Bros. Advisors Lp is the largest disclosed holder, reporting approximately $275.03M in GRAL holdings in its latest filing.

Recent insider activity includes 17 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.

Institutional Holders

366

Total Reported Value

$2.29B

Largest Holder

Baker Bros. Advisors Lp

Largest Position

$275.03M

Insider Transactions (90d)

17

Latest Filing Quarter

Q2 2026

New Institutional Positions

63

Funds Exiting Positions

64