John Overdeck’s Guardant Health GH Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$2.18M Buy
+14,500
New +$1.58M ﹤0.01% 2928
2026
Q1
Sell
-2,000
Closed -$204K 4714
2025
Q4
$204K Buy
+2,000
New +$179K ﹤0.01% 3756
2022
Q1
Sell
-8,000
Closed -$800K 3293
2021
Q4
$800K Buy
8,000
+5,800
+264% +$600K ﹤0.01% 2767
2021
Q3
$275K Sell
2,200
-1,700
-44% -$202K ﹤0.01% 3737
2021
Q2
$484K Buy
+3,900
New +$525K ﹤0.01% 3133
2020
Q2
Sell
-22,200
Closed -$1.54M 3155
2020
Q1
$1.54M Buy
22,200
+17,900
+416% +$1.37M 0.01% 1117
2019
Q4
$336K Sell
4,300
-3,900
-48% -$281K ﹤0.01% 3100
2019
Q3
$523K Buy
8,200
+5,800
+242% +$511K ﹤0.01% 2522
2019
Q2
$207K Buy
+2,400
New +$183K ﹤0.01% 3069

Other funds holding GH

John Overdeck's GH Position: Q2 2026 in Review

John Overdeck reduced its Guardant Health (GH) stake by 12% in Q2 2026, selling an estimated $55.5M and leaving 3,719,301 shares worth $558M. The position accounts for 0.4% of the portfolio, ranked #39.

John Overdeck first reported a position in GH in Q3 2019 and has held it in 22 quarters since. 595 funds tracked by Wall St. Rank hold GH as of Q2 2026.

  • John Overdeck held 3,719,301 shares of Guardant Health worth $558M as of Q2 2026.
  • John Overdeck sold 510,230 Guardant Health shares in Q2 2026, an estimated $55.5M.
  • Guardant Health made up 0.4% of John Overdeck's portfolio in Q2 2026, its #39 holding.
  • John Overdeck first reported a position in Guardant Health in Q3 2019 and has held it in 22 quarters since.
  • 595 funds tracked by Wall St. Rank held Guardant Health as of Q2 2026.

Based on Two Sigma Investments's 13F filing for Q2 2026, filed 14 Aug 2026.