Institutional shares held 121 Million
1.43M calls
2.37M puts
Total value of holdings $5.97B
$71M calls
$117M puts
Market Cap $5.22B
102,220,000 Shares Out.
Institutional ownership 117.96%
# of Institutions 393


Latest Institutional Activity in GH

Top Purchases

Q2 2025
Nbc Securities, Inc. Shares Held: 1.93K ($98.5K)
Q2 2025
Morris Retirement Advisors, LLC Shares Held: 16.4K ($835K)
Q2 2025
Massmutual Trust CO Fsb Shares Held: 4 ($204)
Q1 2025
Citadel Advisors LLC Shares Held: 3.6M ($184M)
Q1 2025
Wellington Management Group LLP Shares Held: 1.99M ($102M)

Top Sells

Q2 2025
Exchange Traded Concepts, LLC Shares Held: 17.6K ($897K)
Q2 2025
Fiduciary Alliance LLC Shares Held: 7.77K ($397K)
Q2 2025
Thurston, Springer, Miller, Herd & Titak, Inc. Shares Held: 898 ($45.8K)
Q2 2025
Rise Advisors, LLC Shares Held: 245 ($12.5K)
Q2 2025
Parallel Advisors, LLC Shares Held: 118 ($6.02K)

About GH

Guardant Health, Inc., a precision oncology company, provides blood tests, data sets, and analytics in the United States and internationally. The company offers Guardant360, Guardant360 LDT, Guardant360 CDx, and GuardantOMNI liquid biopsy-based tests for advanced stage cancer; and GuardantINFORM, an in-silico research platform that comprise a clinical-genomic liquid biopsy dataset of advanced cancer patients. It is also developing LUNAR-2 test for the early detection of colorectal cancer in asymptomatic individuals eligible; and GuardantConnect, an integrated software-based solution for clinical and biopharmaceutical customers seeking to connect patients tested with the Guardant360 assay with actionable alterations with potentially relevant clinical trials. In addition, the company offers Guardant Reveal Test for neoadjuvant and adjuvant treatment selection in early-stage cancer patients; Guardant360 tissue genotyping product; and Guardant-19 for use in the detection of the novel coronavirus. Further, it offers development services, including companion diagnostic development and regulatory approval, clinical study setup, monitoring and maintenance, testing development and support, and kits fulfillment related services to biopharmaceutical companies and medical institutions. The company was incorporated in 2011 and is headquartered in Redwood City, California.


Insider Transactions at GH

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
821K Shares
From 16 Insiders
Exercise of conversion of derivative security 813K shares
Other acquisition or disposition 8.44K shares
Sell / Disposition
755K Shares
From 16 Insiders
Open market or private sale 385K shares
Payment of exercise price or tax liability 362K shares
Other acquisition or disposition 8.44K shares

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