| # | Holder | Shares | % of Shares Out | Change | Filing Date |
|---|---|---|---|---|---|
| 1 |
Baker Bros. Advisors LP
|
4.029m | 9.02% | +1.943m | Mar 31 2026 |
| 2 |
Farallon Capital Management, L.L.C.
|
3.254m | 7.28% | +911.000k | Mar 31 2026 |
| 3 |
BlackRock Institutional Trust Company, N.A.
|
2.506m | 5.61% | +14.484k | Mar 31 2026 |
| 4 |
State Street Investment Management (US)
|
1.892m | 4.24% | +64.370k | Mar 31 2026 |
| 5 |
PRIMECAP Management Company
|
1.844m | 4.13% | +5.088k | Mar 31 2026 |
|
1
Baker Bros. Advisors LP
|
9.02%
4.029m
|
|
2
Farallon Capital Management, L.L.C.
|
7.28%
3.254m
|
|
3
BlackRock Institutional Trust Company, N.A.
|
5.61%
2.506m
|
|
4
State Street Investment Management (US)
|
4.24%
1.892m
|
|
5
PRIMECAP Management Company
|
4.13%
1.844m
|
| The largest shareholders show who really holds influence: big institutional owners shape a stock's liquidity, and building or cutting positions can move the price. | |
| The 5 largest shareholders together hold 30.27% of Grail Inc, with Baker Bros. Advisors LP the biggest at 9.02%, followed by Farallon Capital Management, L.L.C. (7.28%) and BlackRock Institutional Trust Company, N.A. (5.61%). |
| Date | Insider & Role | Type | Price | Quantity | Volume |
|---|---|---|---|---|---|
| Sep 22 2026 |
John Mitchell
CEO
|
Purchases
|
$182.45 | + 15,000 | $2,736,750 |
| Sep 19 2026 |
Sarah Chen
CFO
|
Sales
|
$179.80 | - 8,500 | $1,528,300 |
| Sep 15 2026 |
Robert Williams
COO
|
Purchases
|
$175.20 | + 12,000 | $2,102,400 |
| Sep 10 2026 |
Emily Rodriguez
Director
|
Sales
|
$181.30 | - 5,200 | $942,760 |
| Sep 04 2026 |
Michael Thompson
SVP Operations
|
Purchases
|
$170.50 | + 20,000 | $3,410,000 |
| Aug 28 2026 |
Lisa Park
General Counsel
|
Sales
|
$177.90 | - 6,800 | $1,209,720 |
| No transactions found for this filter. | |||||
|
John Mitchell
PURCHASES
|
Sep 22 2026
$182.45
|
|
Sarah Chen
SALES
|
Sep 19 2026
$179.80
|
|
Robert Williams
PURCHASES
|
Sep 15 2026
$175.20
|
|
Emily Rodriguez
SALES
|
Sep 10 2026
$181.30
|
|
Michael Thompson
PURCHASES
|
Sep 04 2026
$170.50
|
|
Lisa Park
SALES
|
Aug 28 2026
$177.90
|
| No transactions found for this filter. | |
| Insider transactions show you what executives, directors and major shareholders do with their own stock: people who know the company from the inside. Buys are the most telling signal, because insiders invest their own money. Sells are harder to read, since they can also be driven by taxes, diversification or expiring option programs. |
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