Guardant Health Inc

Q2 2026 vs Q3 2026

Comparing institutional holders between quarters

Compare Detailed Historical Funds Options 13D/13G Peers Targeting Trading Summary Profile

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Union Bancaire Privee, UBP SA

NEW

Shares490,660,000

Change+490,660,000

Value$137

Filed 2026-11-04

Mackay Shields LLC

INCREASED

Shares7,259,000 from 7,179,000

Change+80,000 (+1%)

Value$9.9M (+$990.5K)

Filed 2026-10-13

Citigroup Inc

INCREASED

Shares6,491,000 from 4,822,000

Change+1,669,000 (+35%)

Value$8.9M (+$2.9M)

Filed 2026-11-04

Rational Advisors, Inc.

UNCHANGED

Shares5,429,000 from 5,429,000

Change0 (0%)

Value$7.4M (+$666.3K)

Filed 2026-11-02

Pier 88 Investment Partners LLC

UNCHANGED

Shares5,429,000 from 5,429,000

Change0 (0%)

Value$7.4M (+$666.3K)

Filed 2026-11-06

Calamos Advisors LLC

INCREASED

Shares1,967,000 from 1,871,000

Change+96,000 (+5%)

Value$2.7M (+$375.0K)

Filed 2026-11-02

RWC Asset Management LLP

DECREASED

Shares970,000 from 1,175,000

Change-205,000 (-17%)

Value$1.3M (-$137.7K)

Filed 2026-10-22

Barclays PLC

INCREASED

Shares714,000 from 677,000

Change+37,000 (+5%)

Value$976.0K (+$132.7K)

Filed 2026-11-06

Calamos Wealth Management LLC

DECREASED

Shares239,000 from 363,000

Change-124,000 (-34%)

Value$327.2K (-$122.5K)

Filed 2026-11-02

Oppenheimer Asset Management Inc.

INCREASED

Shares232,000 from 230,000

Change+2,000 (+1%)

Value$317.0K (+$31.0K)

Filed 2026-10-27

Axxion S.A.

NEW

Shares200,000

Change+200,000

Value$269.9K

Filed 2026-10-22

Oak Harvest Investment Services

UNCHANGED

Shares24,000 from 24,000

Change0 (0%)

Value$32.8K (+$3.0K)

Filed 2026-10-20

Focus Financial Network, Inc.

NEW

Shares10,000

Change+10,000

Value$13.7K

Filed 2026-10-14

Balboa Wealth Partners

DECREASED

Shares10,000 from 14,000

Change-4,000 (-29%)

Value$13.7K (-$3.7K)

Filed 2026-10-20

Linden Advisors LP

N/A

Shares— from 94,940,000

Change-94,940,000 (-100%)

Value—

Aristeia Capital, L.L.C.

N/A

Shares— from 79,539,000

Change-79,539,000 (-100%)

Value—

D. E. Shaw & Co., Inc.

N/A

Shares— from 70,504,000

Change-70,504,000 (-100%)

Value—

Lazard Asset Management LLC

N/A

Shares— from 57,484,000

Change-57,484,000 (-100%)

Value—

DeepCurrents Investment Group LLC

N/A

Shares— from 40,285,000

Change-40,285,000 (-100%)

Value—

Bank of America Corp

N/A

Shares— from 15,459,000

Change-15,459,000 (-100%)

Value—

Capstone Investment Advisors, LLC

N/A

Shares— from 13,745,000

Change-13,745,000 (-100%)

Value—

State Street Corp

N/A

Shares— from 13,268,000

Change-13,268,000 (-100%)

Value—

Tenor Capital Management Co., L.P.

N/A

Shares— from 13,115,000

Change-13,115,000 (-100%)

Value—

Man Group plc

N/A

Shares— from 10,169,000

Change-10,169,000 (-100%)

Value—

Parallax Volatility Advisers, L.P.

N/A

Shares— from 10,000,000

Change-10,000,000 (-100%)

Value—

BlackRock, Inc.

N/A

Shares— from 9,790,000

Change-9,790,000 (-100%)

Value—

CSS LLC

N/A

Shares— from 7,577,000

Change-7,577,000 (-100%)

Value—

Millennium Management LLC

N/A

Shares— from 6,000,000

Change-6,000,000 (-100%)

Value—

Voya Investment Management LLC

N/A

Shares— from 5,375,000

Change-5,375,000 (-100%)

Value—

FMR LLC

N/A

Shares— from 5,361,000

Change-5,361,000 (-100%)

Value—

Advent Capital Management

N/A

Shares— from 4,487,000

Change-4,487,000 (-100%)

Value—

Toronto Dominion Bank

N/A

Shares— from 4,324,000

Change-4,324,000 (-100%)

Value—

Zazove Associates LLC

N/A

Shares— from 2,500,000

Change-2,500,000 (-100%)

Value—

Ares Systematic Credit Ltd

N/A

Shares— from 2,200,000

Change-2,200,000 (-100%)

Value—

Wells Fargo & Company

N/A

Shares— from 1,939,000

Change-1,939,000 (-100%)

Value—

SSI Investment Management LLC

N/A

Shares— from 407,000

Change-407,000 (-100%)

Value—

Dnca Finance

N/A

Shares— from 350,000

Change-350,000 (-100%)

Value—

Stephens Inc

N/A

Shares— from 72,000

Change-72,000 (-100%)

Value—

UBS Group AG

N/A

Shares— from 56,000

Change-56,000 (-100%)

Value—

SG Americas Securities, LLC

N/A

Shares— from 45,500

Change-45,500 (-100%)

Value—

K2 Principal Fund, L.P.

N/A

Shares— from 3,000

Change-3,000 (-100%)

Value—

	Status
Union Bancaire Privee, UBP SA	NEW	490,660,000	—	+490,660,000	—	—	$137	—	2026-11-04
Mackay Shields LLC	INCREASED	7,259,000	7,179,000	+80,000	+1%	$8.9M	$9.9M	+$990.5K	2026-10-13
Citigroup Inc	INCREASED	6,491,000	4,822,000	+1,669,000	+35%	$6.0M	$8.9M	+$2.9M	2026-11-04
Rational Advisors, Inc.	UNCHANGED	5,429,000	5,429,000	0	0%	$6.8M	$7.4M	+$666.3K	2026-11-02
Pier 88 Investment Partners LLC	UNCHANGED	5,429,000	5,429,000	0	0%	$6.8M	$7.4M	+$666.3K	2026-11-06
Calamos Advisors LLC	INCREASED	1,967,000	1,871,000	+96,000	+5%	$2.3M	$2.7M	+$375.0K	2026-11-02
RWC Asset Management LLP	DECREASED	970,000	1,175,000	-205,000	-17%	$1.5M	$1.3M	-$137.7K	2026-10-22
Barclays PLC	INCREASED	714,000	677,000	+37,000	+5%	$843.3K	$976.0K	+$132.7K	2026-11-06
Calamos Wealth Management LLC	DECREASED	239,000	363,000	-124,000	-34%	$449.7K	$327.2K	-$122.5K	2026-11-02
Oppenheimer Asset Management Inc.	INCREASED	232,000	230,000	+2,000	+1%	$286.0K	$317.0K	+$31.0K	2026-10-27
Axxion S.A.	NEW	200,000	—	+200,000	—	—	$269.9K	—	2026-10-22
Oak Harvest Investment Services	UNCHANGED	24,000	24,000	0	0%	$29.8K	$32.8K	+$3.0K	2026-10-20
Focus Financial Network, Inc.	NEW	10,000	—	+10,000	—	—	$13.7K	—	2026-10-14
Balboa Wealth Partners	DECREASED	10,000	14,000	-4,000	-29%	$17.4K	$13.7K	-$3.7K	2026-10-20
Linden Advisors LP	N/A	—	94,940,000	-94,940,000	-100%	$118.2M	—	—	—
Aristeia Capital, L.L.C.	N/A	—	79,539,000	-79,539,000	-100%	$99.3M	—	—	—
D. E. Shaw & Co., Inc.	N/A	—	70,504,000	-70,504,000	-100%	$87.8M	—	—	—
Lazard Asset Management LLC	N/A	—	57,484,000	-57,484,000	-100%	$717.7K	—	—	—
DeepCurrents Investment Group LLC	N/A	—	40,285,000	-40,285,000	-100%	$50.1M	—	—	—
Bank of America Corp	N/A	—	15,459,000	-15,459,000	-100%	$19.2M	—	—	—
Capstone Investment Advisors, LLC	N/A	—	13,745,000	-13,745,000	-100%	$17.2M	—	—	—
State Street Corp	N/A	—	13,268,000	-13,268,000	-100%	$16.5M	—	—	—
Tenor Capital Management Co., L.P.	N/A	—	13,115,000	-13,115,000	-100%	$16.3M	—	—	—
Man Group plc	N/A	—	10,169,000	-10,169,000	-100%	$12.6M	—	—	—
Parallax Volatility Advisers, L.P.	N/A	—	10,000,000	-10,000,000	-100%	$12.4M	—	—	—
BlackRock, Inc.	N/A	—	9,790,000	-9,790,000	-100%	$12.2M	—	—	—
CSS LLC	N/A	—	7,577,000	-7,577,000	-100%	$9.4M	—	—	—
Millennium Management LLC	N/A	—	6,000,000	-6,000,000	-100%	$7.5M	—	—	—
Voya Investment Management LLC	N/A	—	5,375,000	-5,375,000	-100%	$6.7M	—	—	—
FMR LLC	N/A	—	5,361,000	-5,361,000	-100%	$6.7M	—	—	—
Advent Capital Management	N/A	—	4,487,000	-4,487,000	-100%	$5.6M	—	—	—
Toronto Dominion Bank	N/A	—	4,324,000	-4,324,000	-100%	$5.4M	—	—	—
Zazove Associates LLC	N/A	—	2,500,000	-2,500,000	-100%	$3.1M	—	—	—
Ares Systematic Credit Ltd	N/A	—	2,200,000	-2,200,000	-100%	$2.7M	—	—	—
Wells Fargo & Company	N/A	—	1,939,000	-1,939,000	-100%	$2.4M	—	—	—
SSI Investment Management LLC	N/A	—	407,000	-407,000	-100%	$506.1K	—	—	—
Dnca Finance	N/A	—	350,000	-350,000	-100%	$436.0K	—	—	—
Stephens Inc	N/A	—	72,000	-72,000	-100%	$89.5K	—	—	—
UBS Group AG	N/A	—	56,000	-56,000	-100%	$69.6K	—	—	—
SG Americas Securities, LLC	N/A	—	45,500	-45,500	-100%	$5.6K	—	—	—
K2 Principal Fund, L.P.	N/A	—	3,000	-3,000	-100%	$3.7M	—	—	—

Showing 41 of 41 institutions