GUARDANT HEALTH INC (GH) Institutional Shareholders
GUARDANT HEALTH INC (GH) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $11.68B in GH holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of GH tracked by InsiderSet, reporting ownership valued at approximately $1.07B in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $1.84B, representing an estimated gain of +71.95% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 41% of the total disclosed GH value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in GUARDANT HEALTH INC (GH).
This page ranks the largest institutional GH shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
502
Total Reported Value
$11.68B
Largest Holder
Blackrock, Inc.
Largest Position
$1.07B
Insider Transactions (90d)
50
Latest Filing Quarter
Q2 2026
New Institutional Positions
78
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.02% | 11,553,759 | $1,067,220,736 | $1,835,083,542 | +$767,862,806 | +71.95% | |
| Vanguard Portfolio Management Llc | 0.03% | 5,837,992 | $539,255,321 | $927,248,269 | +$387,992,948 | +71.95% | |
| Vanguard Capital Management Llc | 0.01% | 5,624,180 | $519,505,507 | $893,288,509 | +$373,783,002 | +71.95% | |
| Invesco Ltd. | 0.07% | 4,946,469 | $456,905,368 | $785,647,671 | +$328,742,303 | +71.95% | |
| Goldman Sachs Group Inc | 0.05% | 4,435,839 | $409,738,481 | $704,544,308 | +$294,805,827 | +71.95% | |
| Two Sigma Investments, Lp | 0.32% | 4,229,531 | $390,681,778 | $671,776,409 | +$281,094,631 | +71.95% | |
| Fmr Llc | 0.02% | 4,116,081 | $380,202,437 | $653,757,145 | +$273,554,708 | +71.95% | |
| Baillie Gifford & Co | 0.36% | 3,859,046 | $356,460,078 | $612,932,276 | +$256,472,198 | +71.95% | |
| Geode Capital Management, Llc | 0.02% | 3,508,883 | $324,172,637 | $557,315,887 | +$233,143,250 | +71.92% | |
| Capital International Investors | 0.08% | 3,481,318 | $321,569,344 | $552,937,738 | +$231,368,394 | +71.95% | |
| Franklin Resources Inc | 0.08% | 3,448,193 | $318,509,548 | $547,676,494 | +$229,166,946 | +71.95% | |
| Deep Track Capital, Lp | 6.36% | 3,338,241 | $308,353,321 | $530,212,818 | +$221,859,497 | +71.95% | |
| State Street Corp | 0.01% | 2,884,620 | $266,452,349 | $458,164,195 | +$191,711,846 | +71.95% | |
| Fuller & Thaler Asset Management, Inc. | 0.79% | 2,550,314 | $235,572,468 | $405,066,373 | +$169,493,905 | +71.95% | |
| Eventide Asset Management, Llc | 3.61% | 2,362,379 | $218,087,540 | $375,216,657 | +$157,129,117 | +72.05% | |
| Alliancebernstein L.P. | 0.06% | 1,905,637 | $194,641,763 | $302,672,325 | +$108,030,562 | +55.50% | |
| Federated Hermes, Inc. | 0.28% | 1,887,584 | $174,356,133 | $299,804,967 | +$125,448,834 | +71.95% | |
| Ubs Am, A Distinct Business Unit Of Ubs Asset Management Americas Llc | 0.03% | 1,623,511 | $149,963,711 | $257,862,252 | +$107,898,541 | +71.95% | |
| Driehaus Capital Management Llc | 1.03% | 1,524,282 | $140,797,928 | $242,101,710 | +$101,303,782 | +71.95% | |
| Alyeska Investment Group, L.P. | 0.39% | 1,489,566 | $137,591,211 | $236,587,768 | +$98,996,557 | +71.95% | |
| Morgan Stanley | 0.01% | 1,487,324 | $137,384,260 | $236,231,671 | +$98,847,411 | +71.95% | |
| Rtw Investments, Lp | 1.36% | 1,481,033 | $136,803,018 | $235,232,471 | +$98,429,453 | +71.95% | |
| Charles Schwab Investment Management Inc | 0.02% | 1,451,803 | $134,103,043 | $230,589,870 | +$96,486,827 | +71.95% | |
| Ameriprise Financial Inc | 0.03% | 1,414,886 | $130,692,879 | $224,726,343 | +$94,033,464 | +71.95% | |
| Ubs Group Ag | 0.02% | 1,405,837 | $129,857,164 | $223,289,091 | +$93,431,927 | +71.95% | |
| Bank Of New York Mellon Corp | 0.02% | 1,391,187 | $128,504,033 | $220,962,231 | +$92,458,198 | +71.95% | |
| Westfield Capital Management Co Lp | 0.53% | 1,362,539 | $125,857,727 | $216,412,069 | +$90,554,342 | +71.95% | |
| Hood River Capital Management Llc | 1.21% | 1,310,065 | $121,010,704 | $208,077,624 | +$87,066,920 | +71.95% | |
| Manufacturers Life Insurance Company, The | 0.10% | 1,205,701 | $111,370,601 | $191,501,490 | +$80,130,889 | +71.95% | |
| Northern Trust Corp | 0.01% | 1,112,439 | $102,755,991 | $176,688,686 | +$73,932,695 | +71.95% | |
| Temasek Holdings (Private) Ltd | 0.31% | 985,571 | $91,037,193 | $156,538,242 | +$65,501,049 | +71.95% | |
| Wellington Management Group Llp | 0.02% | 972,563 | $89,835,644 | $154,472,181 | +$64,636,537 | +71.95% | |
| Erste Asset Management Gmbh | 0.69% | 577,313 | $88,756,101 | $91,694,624 | +$2,938,523 | +3.31% | |
| William Blair Investment Management, Llc | 0.29% | 951,114 | $87,854,400 | $151,065,437 | +$63,211,037 | +71.95% | |
| Millennium Management Llc | 0.06% | 921,395 | $85,109,256 | $146,345,168 | +$61,235,912 | +71.95% | |
| Bank Of America Corp | 0.01% | 895,221 | $82,691,518 | $142,187,951 | +$59,496,433 | +71.95% | |
| Vanguard Fiduciary Trust Co | 0.02% | 889,936 | $82,203,388 | $141,348,535 | +$59,145,147 | +71.95% | |
| American Century Companies Inc | 0.04% | 867,537 | $80,134,496 | $137,790,902 | +$57,656,406 | +71.95% | |
| Summit Partners Public Asset Management, Llc | 3.78% | 862,915 | $79,707,459 | $137,056,789 | +$57,349,330 | +71.95% | |
| Emerald Advisers, Llc | 2.46% | 841,917 | $77,767,873 | $133,721,677 | +$55,953,804 | +71.95% | |
| Adage Capital Partners Gp, L.L.C. | 0.12% | 816,095 | $75,382,695 | $129,620,369 | +$54,237,674 | +71.95% | |
| Artisan Partners Limited Partnership | 0.12% | 814,571 | $75,241,878 | $129,378,312 | +$54,136,434 | +71.95% | |
| Cadian Capital Management, Lp | 8.77% | 779,648 | $72,016,086 | $123,831,492 | +$51,815,406 | +71.95% | |
| Citadel Advisors Llc | 0.05% | 775,941 | $71,673,670 | $123,242,709 | +$51,569,039 | +71.95% | |
| Point72 Asset Management, L.P. | 0.11% | 695,940 | $64,283,978 | $110,536,150 | +$46,252,172 | +71.95% | |
| Sumitomo Mitsui Trust Group, Inc. | 0.03% | 404,816 | $60,734,544 | $64,296,925 | +$3,562,381 | +5.87% | |
| Fred Alger Management, Llc | 0.25% | 622,259 | $57,478,064 | $98,833,397 | +$41,355,333 | +71.95% | |
| Allspring Global Investments Holdings, Llc | 0.09% | 608,826 | $55,494,490 | $96,699,834 | +$41,205,344 | +74.25% | |
| Bnp Paribas Financial Markets | 0.03% | 572,650 | $52,895,680 | $90,954,000 | +$38,058,320 | +71.95% | |
| Emerald Mutual Fund Advisers Trust | 2.33% | 519,545 | $47,990,372 | $82,519,332 | +$34,528,960 | +71.95% |
Frequently asked questions about GH
Who owns the most GH stock?
The largest holders of GH are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for GUARDANT HEALTH INC (GH).
Is GH widely held by superinvestors?
Many widely followed stocks like GH appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly GH is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.