GRAIL INC (GRAL) is held by 155 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is BAKER BROS. ADVISORS LP as of Q1 2026.

Are institutions buying or selling GRAL?

In Q1 2026, 76 institutions opened or increased positions in GRAIL INC while 82 reduced or exited — a net selling quarter.

What is the Smart Money Verdict on GRAL?

The Smart Money Verdict combines four independent sources (institutional 13F activity, insider trades, activist filings, and congressional trades) into a single assessment for GRAIL INC.

How many hedge funds hold GRAL?

155 institutional investors report holding GRAIL INC (GRAL) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into GRAL?

As of Q1 2026, tracked institutions in GRAIL INC show 76 buyers versus 82 sellers — net outflows.

GRAIL INC

GRAL·384747101·US·Common Stock·Healthcare - Diagnostics & Research-13D/G

155

Holders

(35 Elite)

$1.5B

Total Value

48% (158)

Consensus

76 buying - 82 selling

13F: Mar 31, 2026Insider & Congress: Updated regularly

Smart Money Verdict

View all

Held by 155 funds

35 elite

Who's Trading

Activist

Baker Bros. Advisors LP9.8%May 15, 2026

ActivistDJDapice Joshua J.7.8%May 11, 2026

InsiderRPRAGUSA ROBERT PSell $6.2MApr 8, 2026

InsiderOJOfman Joshua J.Sell $3.1MApr 8, 2026

InsiderFAFreidin AaronSell $2.3MApr 8, 2026

Activist

The Vanguard Group0.0%Mar 27, 2026

InsiderRPRAGUSA ROBERT PSell $345KMar 9, 2026

InsiderRPRAGUSA ROBERT PSell $12KMar 9, 2026

InsiderOJOfman Joshua J.Sell $136KMar 9, 2026

InsiderOJOfman Joshua J.Sell $5KMar 9, 2026

View all insider trades View all activist filings

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BAKER BROS. ADVISORS LP	Increased	4M(+93.2%)	$208.2M	1.2%	+68.89%	76
FARALLON CAPITAL MANAGEMENT, L.L.C.	Increased	3.3M(+38.9%)	$168.2M	1.0%	+13.23%	57
BlackRock, Inc.	Increased	3M(+0.3%)	$153.4M	0.0%	+74.21%	30
STATE STREET CORP	Increased	1.9M(+3.5%)	$97.8M	0.0%	+84.20%	31
PRIMECAP MANAGEMENT CO/CA/	Increased	1.8M(+0.3%)	$95.3M	0.1%	+368.25%	30
MORGAN STANLEY	Increased	1.6M(+8.0%)	$84.4M	0.0%	+27.17%	32
VAVANGUARD CAPITAL MANAGEMENT LLC	New	1.5M	$78.9M	0.0%	+36.47%	41
BANK OF AMERICA CORP /DE/	Increased	914,114(+29.0%)	$47.2M	0.0%	+14.41%	37
GEODE CAPITAL MANAGEMENT, LLC	Increased	827,942(+3.3%)	$42.8M	0.0%	+111.71%	30
Jefferies Financial Group Inc.	New	657,500	$34M	0.2%	+36.47%	48
AIAlyeska Investment Group, L.P.	Increased	645,456(+45.9%)	$33.4M	0.1%	-4.09%	39
GOLDMAN SACHS GROUP INC	Increased	581,924(+8.4%)	$30.1M	0.0%	+13.34%	31
RA CAPITAL MANAGEMENT, L.P.	Unchanged	428,266	$22.1M	0.2%	-15.59%	0
DIMENSIONAL FUND ADVISORS LP	Increased	408,650(+88.5%)	$21.1M	0.0%	+16.05%	45
NORTHERN TRUST CORP	Increased	349,137(+2.3%)	$18M	0.0%	+109.79%	29
VPVANGUARD PORTFOLIO MANAGEMENT LLC	New	334,906	$17.3M	0.0%	+36.47%	39
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Increased	304,808(+1564.9%)	$15.8M	0.0%	+34.98%	45
CITIGROUP INC	Increased	302,136(+347.4%)	$15.6M	0.0%	+44.39%	45
RAYMOND JAMES FINANCIAL INC	Increased	292,138(+12.9%)	$15.1M	0.0%	+38.18%	32
AQR CAPITAL MANAGEMENT LLC	Decreased	292,004(-10.7%)	$14.6M	0.0%	+255.55%	0