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Guardant Health, Inc.

GH
Exchange
Nasdaq
Industry
Services-Medical Laboratories
SEC CIK
0001576280

In the last 90 days, Guardant Health, Inc. insiders filed 0 open-market purchases and 12 sales; 600 institutions reported holding it in 13F filings for Q2 2026, worth $20.0B in total; ARK Invest is the only superinvestor holding it.

13F holders, Q2 2026

Institutional positions in Guardant Health, Inc. as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
600
+119 vs. Q1 2026
Shares held
133.9M
−1.17M (−0.9%) vs. Q1 2026
Total value
$20.0B
+$7.54B (+60.4%) vs. Q1 2026
New holders
161
199 more added
Sold out
42
180 more reduced

5 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting GH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2026: 600 institutions
Q1 2021: 420 institutionsQ2 2021: 417 institutionsQ3 2021: 375 institutionsQ4 2021: 397 institutionsQ1 2022: 356 institutionsQ2 2022: 333 institutionsQ3 2022: 328 institutionsQ4 2022: 292 institutionsQ1 2023: 280 institutionsQ2 2023: 301 institutionsQ3 2023: 297 institutionsQ4 2023: 295 institutionsQ1 2024: 258 institutionsQ2 2024: 282 institutionsQ3 2024: 271 institutionsQ4 2024: 298 institutionsQ1 2025: 342 institutionsQ2 2025: 366 institutionsQ3 2025: 396 institutionsQ4 2025: 498 institutionsQ1 2026: 486 institutionsQ2 2026: 600 institutions
Value heldQ2 2026: $20.0B
Q1 2021: $13.9BQ2 2021: $11.1BQ3 2021: $11.8BQ4 2021: $9.24BQ1 2022: $6.11BQ2 2022: $3.75BQ3 2022: $5.04BQ4 2022: $2.53BQ1 2023: $2.17BQ2 2023: $3.95BQ3 2023: $3.21BQ4 2023: $2.99BQ1 2024: $2.30BQ2 2024: $3.32BQ3 2024: $2.86BQ4 2024: $3.65BQ1 2025: $5.10BQ2 2025: $6.47BQ3 2025: $7.65BQ4 2025: $13.4BQ1 2026: $12.5BQ2 2026: $20.0B
Institutions holding GH and their total value by quarter
QuarterHoldersValue
Q2 2026600$20.0B
Q1 2026486$12.5B
Q4 2025498$13.4B
Q3 2025396$7.65B
Q2 2025366$6.47B
Q1 2025342$5.10B
Q4 2024298$3.65B
Q3 2024271$2.86B
Q2 2024282$3.32B
Q1 2024258$2.30B
Q4 2023295$2.99B
Q3 2023297$3.21B
Q2 2023301$3.95B
Q1 2023280$2.17B
Q4 2022292$2.53B
Q3 2022328$5.04B
Q2 2022333$3.75B
Q1 2022356$6.11B
Q4 2021397$9.24B
Q3 2021375$11.8B
Q2 2021417$11.1B
Q1 2021420$13.9B

Institutions, Q2 2026

Shares, value and share of portfolio for each institution holding Guardant Health, Inc.; share changes are against Q1 2026.

Institutions holding GH in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Atika Capital Management LLC181,000$27.2M2.69%+90,000+98.9%Added
Casdin Capital, LLC185,000$27.8M1.39%−130,000−41.3%Reduced
Marshall Wace, LLP185,150$27.8M0.02%+185,150New
Principal Financial Group Inc185,430$27.8M0.01%+584+0.3%Added
Picton Mahoney Asset Management191,876$28.8M0.27%−58,115−23.2%Reduced
Tremblant Capital Group197,795$29.7M0.85%+197,795New
Next Century Growth Investors LLC200,672$30.1M1.60%+173,705+644.1%Added
Science & Technology Partners, L.P.208,817$31.3M5.28%+208,817New
Russell Investments Group, Ltd.210,062$31.5M0.03%+21,922+11.7%Added
Connor, Clark & Lunn Investment Management Ltd.215,395$32.3M0.06%−39,393−15.5%Reduced
Schroder Investment Management Group210,541$32.4M0.02%+209,735+26,021.7%Added
California Public Employees Retirement System228,884$34.3M0.02%+13,416+6.2%Added
Sicart Associates LLC231,015$34.7M8.49%+912+0.4%Added
Rhumbline Advisers231,600$34.7M0.03%+73,691+46.7%Added
Segall Bryant & Hamill, LLC236,340$35.5M0.42%+4,118+1.8%Added
Swiss National Bank243,500$36.5M0.02%+21,400+9.6%Added
Universal- Beteiligungs- und Servicegesellschaft mbH250,012$37.5M0.06%+5,961+2.4%Added
Stephens Investment Management Group LLC254,310$38.2M0.41%+254,310New
Royal Bank of Canada264,263$39.6M0.01%+117,859+80.5%Added
Emerald Mutual Fund Advisers Trust271,380$40.7M1.43%−248,165−47.8%Reduced
New York State Common Retirement Fund272,671$40.9M0.05%+123,056+82.2%Added
Massachusetts Financial Services Co274,052$41.1M0.01%+35,590+14.9%Added
Clearbridge Investments, LLC280,294$42.1M0.03%+280,294New
Nuveen, LLC289,325$43.4M0.01%−149,032−34.0%Reduced
Eagle Health Investments LP300,685$45.1M7.48%−9,596−3.1%Reduced
Handelsbanken Fonder AB301,041$45.2M0.13%+185,200+159.9%Added
Farallon Capital Management, L.L.C.322,200$48.3M0.28%+314,200+3,927.5%Added
Nomura Asset Management International Inc.330,145$49.5M0.07%+95,769+40.9%Added
Raymond James Financial Inc337,197$50.6M0.01%−1,192−0.4%Reduced
Arrowstreet Capital, Limited Partnership341,574$51.2M0.02%+341,574New
SEI Investments Co346,438$52.0M0.05%+5,425+1.6%Added
Jennison Associates LLC356,001$53.4M0.03%+152,223+74.7%Added
Emerald Advisers, LLC364,022$54.6M1.29%−477,895−56.8%Reduced
1832 Asset Management L.P.369,000$55.4M0.07%+369,000New
Adage Capital Partners GP, L.L.C.371,763$55.8M0.08%−444,332−54.4%Reduced
Victory Capital Management Inc391,974$58.8M0.03%−1,862−0.5%Reduced
Nikko Asset Management Americas, Inc.403,817$60.5M0.78%−79,740−16.5%Reduced
Sumitomo Mitsui Trust Holdings, Inc.404,816$60.7M0.03%−78,951−16.3%Reduced
Fred Alger Management, LLC416,566$62.5M0.21%−205,693−33.1%Reduced
First Light Asset Management, LLC441,586$66.3M4.03%+161,287+57.5%Added
Aristotle Atlantic Partners, LLC442,816$66.4M2.75%−2,714−0.6%Reduced
Brown Advisory Inc445,558$66.8M0.10%+115,994+35.2%Added
Voya Investment Management LLC480,839$72.1M0.06%−24,195−4.8%Reduced
ARK Investment Management LLCSuperinvestorARK Invest506,416$76.0M0.49%+19,741+4.1%Added
Samlyn Capital, LLC561,876$84.3M1.40%+312,739+125.5%Added
JPMorgan Chase & Co549,088$85.3M0.00%+244,771+80.4%Added
Squarepoint Ops LLC580,133$87.0M0.17%+388,393+202.6%Added
OrbiMed Advisors LLC583,700$87.6M1.66%+148,500+34.1%Added
Erste Asset Management GmbH577,313$88.8M0.69%−238,604−29.2%Reduced
American Century Companies Inc608,695$91.3M0.04%−258,842−29.8%Reduced
Wellington Management Group LLP621,500$93.2M0.02%−351,063−36.1%Reduced
Susquehanna International Group, LLP644,138$96.6M0.09%+568,149+747.7%Added
Alyeska Investment Group, L.P.647,818$97.2M0.25%−841,748−56.5%Reduced
HRT Financial LP703,915$105.6M0.19%+703,915New
Allspring Global Investments Holdings, LLC646,509$110.4M0.17%+37,683+6.2%Added
Northern Trust Corp743,769$111.6M0.01%−368,670−33.1%Reduced
Cadian Capital Management, LP757,393$113.6M8.60%−22,255−2.9%Reduced
Vanguard Fiduciary Trust Co848,468$127.3M0.03%−41,468−4.7%Reduced
Alliancebernstein L.P.1,395,240$128.9M0.05%−510,397−26.8%Reduced
UBS Group AG866,046$129.9M0.02%−539,791−38.4%Reduced
Point72 Asset Management, L.P.920,807$138.1M0.21%+224,867+32.3%Added
Summit Partners Public Asset Management, LLC967,697$145.2M3.77%+104,782+12.1%Added
Bank of America Corp976,793$146.5M0.01%+81,572+9.1%Added
Bank of New York Mellon Corp994,688$149.2M0.02%−396,499−28.5%Reduced
Temasek Holdings (Private) Ltd1,023,927$153.6M0.42%+38,356+3.9%Added
Morgan Stanley1,088,477$163.3M0.01%−398,847−26.8%Reduced
D. E. Shaw & Co., Inc.1,255,658$188.4M0.12%+828,183+193.7%Added
Charles Schwab Investment Management Inc1,268,587$190.3M0.03%−183,216−12.6%Reduced
William Blair Investment Management, LLC1,311,320$196.7M0.59%+360,206+37.9%Added
Manufacturers Life Insurance Company, The1,390,337$208.6M0.16%+184,636+15.3%Added
Hood River Capital Management LLC1,395,307$209.3M1.52%+85,242+6.5%Added
UBS Asset Management Americas Inc1,439,787$216.0M0.04%−183,724−11.3%Reduced
Citadel Advisors LLC1,449,534$217.5M0.12%+673,593+86.8%Added
Artisan Partners Limited Partnership1,478,928$221.9M0.36%+664,357+81.6%Added
RTW Investments, LP1,481,033$222.2M1.90%00.0%Unchanged
Driehaus Capital Management LLC1,533,985$230.1M1.33%+9,703+0.6%Added
Norges Bank1,548,518$232.3M0.02%+1,548,518New
Millennium Management LLC1,622,458$243.4M0.16%+701,063+76.1%Added
Westfield Capital Management Co LP1,624,459$243.7M0.80%+261,920+19.2%Added
Jane Street Group, LLC1,783,444$267.6M0.17%+1,778,641+37,031.9%Added
Lord, Abbett & Co. LLC1,813,491$272.1M0.78%−85,622−4.5%Reduced
Eventide Asset Management, LLC1,957,828$293.8M3.93%−404,551−17.1%Reduced
Federated Hermes, Inc.1,999,178$299.9M0.43%+111,594+5.9%Added
State Street Corp2,263,504$339.6M0.01%−621,116−21.5%Reduced
Baillie Gifford & Co2,284,127$342.7M0.31%−1,574,919−40.8%Reduced
Geode Capital Management, LLC2,521,596$378.4M0.02%−987,287−28.1%Reduced
Fuller & Thaler Asset Management, Inc.2,629,007$394.4M1.07%+78,693+3.1%Added
Ameriprise Financial Inc3,150,897$472.8M0.10%+1,736,011+122.7%Added
Franklin Resources Inc3,236,065$485.5M0.11%−212,128−6.2%Reduced
Deep Track Capital, LP3,393,312$509.1M7.50%+55,071+1.6%Added
Capital International Investors3,399,604$510.0M0.11%−81,714−2.3%Reduced
Two Sigma Investments, LP3,719,301$558.0M0.42%−510,230−12.1%Reduced
Goldman Sachs Group Inc3,775,895$566.5M0.06%−659,944−14.9%Reduced
Invesco Ltd.4,429,755$664.6M0.05%−516,714−10.4%Reduced
Vanguard Portfolio Management LLC5,445,785$817.0M0.04%−392,207−6.7%Reduced
FMR LLC5,488,272$823.4M0.04%+1,372,191+33.3%Added
Vanguard Capital Management LLC5,755,857$863.6M0.02%+131,677+2.3%Added
Price T Rowe Associates Inc6,514,952$977.4M0.10%−508,737−7.2%Reduced
BlackRock, Inc.7,622,935$1.14B0.02%−3,930,824−34.0%Reduced
ABS Investment Management LLC150––+150New