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Guardant Health

480 hedge funds and large institutions have $12.5B invested in Guardant Health in 2026 Q1 according to their latest regulatory filings, with 73 funds opening new positions, 190 increasing their positions, 156 reducing their positions, and 77 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more ownership

Funds ownership:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less funds holding

Funds holding:

7% less capital invested

Capital invested by funds: $13.4B → $12.5B (-$876M)

15% less funds holding in top 10

Funds holding in top 10: 1311 (-2)

29% less call options, than puts

Call options by funds: $78.8M | Put options by funds: $112M

Holders
480
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
11
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$78.8M
Puts
$112M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
KOCAA
501
Knights of Columbus Asset Advisors
Connecticut
DIM
502
Delta Investment Management
California
Simplex Trading
503
Simplex Trading
Illinois
YIH
504
Y-Intercept (HK)
Hong Kong
GAM
505
Gotham Asset Management
New York
LP
506
LMR Partners
United Kingdom
QC
507
Quadrature Capital
United Kingdom
PCM
508
Penserra Capital Management
California
HIS
509
Harvest Investment Services
Illinois
CCM
510
Cinctive Capital Management
New York
MP
511
Mangrove Partners
Connecticut
HCA
512
Harbor Capital Advisors
Illinois
NIM
513
NEOS Investment Management
Connecticut
BFM
514
Boothbay Fund Management
New York
CPM
515
Connective Portfolio Management
New York
GP
516
Guardian Partners
Canada
GCM
517
Graham Capital Management
Connecticut
TFS
518
Thoroughbred Financial Services
Tennessee
National Bank of Canada
519
National Bank of Canada
Quebec, Canada
Fidelity International
520
Fidelity International
Bermuda
QCM
521
Qsemble Capital Management
New York
SFI
522
Susquehanna Fundamental Investments
Pennsylvania
HT
523
Headlands Technologies
Illinois
OL
524
Odyssean LLC
Connecticut
WB
525
WesBanco Bank
West Virginia