LYELL IMMUNOPHARMA INC (LYEL) is held by 47 institutional investors that disclose positions via SEC 13F filings. The largest disclosed holder is VANGUARD CAPITAL MANAGEMENT LLC as of Q1 2026.

Are institutions buying or selling LYEL?

In Q1 2026, 32 institutions opened or increased positions in LYELL IMMUNOPHARMA INC while 10 reduced or exited — a net buying quarter.

What is the Smart Money Verdict on LYEL?

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

How many hedge funds hold LYEL?

47 institutional investors report holding LYELL IMMUNOPHARMA INC (LYEL) as of Q1 2026, based on SEC 13F filings.

Is institutional money flowing into LYEL?

As of Q1 2026, tracked institutions in LYELL IMMUNOPHARMA INC show 32 buyers versus 10 sellers — net inflows.

LYELL IMMUNOPHARMA INC

LYEL·55083R203·US·Common Stock·Healthcare - Biotechnology-13D/G

Holders

Avg rating(6 Elite)

$73.3M

Total Value

76% (51)

Fund Consensus

32 buying - 10 selling

Smart Money Verdict

View all

Held by 47 funds

6 elite

Who's Trading

ActivistICInnovative Cellular Therapeutics Holdings Limited12.3%Jun 18, 2026

InsiderSDShook DavidSell $25KJun 10, 2026

ActivistAVARCH Venture Fund IX, L.P.13.9%May 15, 2026

InsiderHJHill Stephen J.Sell $2KMay 11, 2026

InsiderLKLee Gary K.Sell $2KMay 11, 2026

InsiderBSBulis Veronica SanchezSell $4KMay 11, 2026

ActivistMCMWG Caph Ltd4.3%May 11, 2026

ActivistEIExplore Investments LLC6.6%May 8, 2026

ActivistEUEULER FUND, L.P.6.7%Apr 21, 2026

InsiderALARCH Venture Fund XIII, L.P.Buy $12.5MMar 6, 2026

View all insider trades View all activist filings

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

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
VAVANGUARD CAPITAL MANAGEMENT LLC	New	718,155	$14.4M	0.0%	-35.66%	39
MILLENNIUM MANAGEMENT LLC	Increased	458,905(+682.4%)	$9.2M	0.0%	-34.93%	45
CITADEL ADVISORS LLC	Increased	381,462(+17.5%)	$7.7M	0.0%	+4.93%	32
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Increased	310,198(+105.4%)	$6.2M	0.0%	-43.33%	44
ALAlphabet Inc.	Unchanged	293,256	$5.9M	0.1%	-78.37%	0
BlackRock, Inc.	Increased	191,820(+5.5%)	$3.8M	0.0%	+7.87%	28
GEODE CAPITAL MANAGEMENT, LLC	Increased	166,980(+2.4%)	$3.4M	0.0%	-82.01%	27
MWMARSHALL WACE, LLP	Increased	148,516(+102.6%)	$3M	0.0%	-45.23%	43
RENAISSANCE TECHNOLOGIES LLC	Increased	116,411(+194.8%)	$2.3M	0.0%	-27.30%	42
GOLDMAN SACHS GROUP INC	Increased	114,491(+18.4%)	$2.3M	0.0%	-50.47%	31
VFVANGUARD FIDUCIARY TRUST CO	New	86,925	$1.7M	0.0%	-35.66%	36
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	85,971(+0.6%)	$1.7M	0.0%	-80.94%	26
STATE STREET CORP	Increased	72,522(+40.9%)	$1.5M	0.0%	-53.79%	34
JANE STREET GROUP, LLC	Increased	63,893(+414.9%)	$1.3M	0.0%	-39.80%	41
MORGAN STANLEY	Increased	56,151(+30.7%)	$1.1M	0.0%	-41.18%	32
Qube Research & Technologies Ltd	Increased	55,110(+508.9%)	$1.1M	0.0%	-39.20%	41
DIMENSIONAL FUND ADVISORS LP	New	47,888	$958,999	0.0%	-35.66%	35
BANK OF AMERICA CORP /DE/	Increased	33,321(+314.2%)	$668,420	0.0%	-33.68%	27
UBS Group AG	Increased	31,814(+141.0%)	$638,188	0.0%	-28.50%	39
NORTHERN TRUST CORP	Unchanged	30,280	$607,417	0.0%	-83.48%	0