GRAIL, Inc.

GRALNASDAQ

$143.26+10.70 (+8.07%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

GRAIL, Inc. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+121.3%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
Farallon Capital Management, L.L.C.	9.32%	$284M	1.31%	Add 27.90%
Baker Bros. Advisors LP	9.02%	$275M	1.38%	Not reported
BlackRock, Inc.	8.01%	$244M	0.00%	Not reported
State Street Corp	5.34%	$163M	0.00%	Not reported
Primecap Management Co	4.88%	$149M	0.09%	Add 18.24%
Arbiter Partners Capital Management LLC	4.63%	$141M	37.19%	Add 99.94%
Sessa Capital IM, L.P.	4.56%	$139M	2.33%	Not reported
Deep Track Capital, LP	4.11%	$125M	1.82%	Add 6.51%
Vanguard Capital Management LLC	3.67%	$112M	0.00%	Not reported
Morgan Stanley	3.27%	$99.8M	0.01%	Not reported
Geode Capital Management, LLC	2.22%	$67.7M	0.00%	Not reported
Goldman Sachs Group Inc	1.67%	$51.1M	0.00%	Not reported
Jefferies Financial Group Inc.	1.62%	$49.4M	0.33%	Add 10.11%
Bank of America Corp	1.62%	$49.4M	0.00%	Not reported
Dimensional Fund Advisors LP	1.52%	$46.4M	0.01%	Not reported
Casdin Capital, LLC	1.07%	$32.8M	1.64%	Add 108.70%
Vanguard Portfolio Management LLC	1.07%	$32.6M	0.00%	Not reported
Northern Trust Corp	0.83%	$25.4M	0.00%	Not reported
Citigroup Inc	0.83%	$25.3M	0.01%	Not reported
Kingdon Capital Management, L.L.C.	0.76%	$23.2M	2.38%	New Not reported
Granahan Investment Management, LLC	0.72%	$21.9M	0.78%	Not reported
Charles Schwab Investment Management Inc	0.67%	$20.5M	0.00%	Not reported
Raymond James Financial Inc	0.66%	$20M	0.01%	Not reported
T. Rowe Price Investment Management, Inc.	0.56%	$17.1M	0.01%	New Not reported
UBS Group AG	0.56%	$17.1M	0.00%	Not reported
Aberdeen Group plc	0.51%	$15.7M	0.02%	Add 5.55%
Vanguard Fiduciary Trust Co	0.50%	$15.4M	0.00%	Not reported
Slow Capital, Inc.	0.49%	$14.8M	1.73%	Reduce 4.82%
AQR Capital Management LLC	0.47%	$14.2M	0.00%	Not reported
Wells Fargo & Company	0.43%	$13.3M	0.00%	Not reported
TCW Group Inc	0.43%	$13.1M	0.09%	Add 0.31%
Douglas Lane & Associates, LLC	0.36%	$11.1M	0.15%	Add 0.51%
Susquehanna International Group, LLP	0.35%	$10.6M	0.00%	Not reported
Bank of New York Mellon Corp	0.35%	$10.5M	0.00%	Not reported
Newtyn Management, LLC	0.34%	$10.2M	1.28%	Not reported
180 Wealth Advisors, LLC	0.29%	$8.72M	0.87%	Add 0.34%
FMR LLC	0.28%	$8.65M	0.00%	Not reported
Voleon Capital Management LP	0.27%	$8.26M	0.15%	Reduce 16.48%
D. E. Shaw & Co., Inc.	0.26%	$7.93M	0.00%	Not reported
JPMorgan Chase & Co	0.26%	$7.97M	0.00%	Not reported
Invesco Ltd.	0.25%	$7.74M	0.00%	Not reported
WIM INVESTMENT MANAGEMENT Ltd	0.24%	$7.26M	2.38%	Not reported
Alyeska Investment Group, L.P.	0.24%	$7.17M	0.02%	Not reported
Allianz Asset Management GmbH	0.23%	$6.25M	0.01%	Not reported
Legal & General Group Plc	0.23%	$6.87M	0.00%	Not reported
American Century Companies Inc	0.22%	$6.77M	0.00%	Not reported
Nuveen, LLC	0.21%	$6.26M	0.00%	Not reported
Nomura Asset Management International Inc.	0.19%	$5.81M	0.01%	New Not reported
Swiss National Bank	0.17%	$5.2M	0.00%	Not reported
Susquehanna Portfolio Strategies, LLC	0.16%	$4.85M	0.08%	Add 472.37%

50 of 351 holders

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