Guardant Health Inc (GH): Congress and insider trades

Who in Congress and inside the company traded GH, when each filing appeared, and what buying after each one would have earned against the S&P 500.

Key Facts

  • Guardant Health Inc (GH) is a listed stock on NASDAQ.
  • 3 members of Congress filed 4 buys and 5 sells of GH, the latest published 2022-03-04 (4 March 2022).
  • Insiders filed 1 open market buy worth $78.5K and 31 sells worth $114M, the latest filed 2026-09-14 (14 September 2026).
  • Across 1 scored buy, Congress averaged -31.7% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to tell.
  • Data as of 2026-09-29 (29 September 2026).
Congress buys 4 3 members
Congress sells 5
Insider buys 1 $78.5K
Insider sells 31 $114M
Congress buys vs S&P, 90d -31.7% 1 scored buys
Insider buys vs S&P, 90d n/a 0 scored buys

Congress trades in GH

as of 2022-03-04
  1. Don Beyer6 trades
  2. Ro Khanna2 trades
  3. Phil Roe1 trade
Congress trades in GH, newest first.
FiledMemberTypeSizeDays to file90 day vs S&P
4 Mar 2022 Don Beyer (D-VA) sell 1K–15K 3 n/a
1 Feb 2022 Don Beyer (D-VA) sell 1K–15K 19 n/a
10 Jan 2022 Ro Khanna (D-CA) sell 1K–15K 36 n/a
3 Jan 2022 Don Beyer (D-VA) sell 1K–15K 10 n/a
16 Sep 2021 Ro Khanna (D-CA) buy 1K–15K 28 -31.7%
16 Jan 2021 Phil Roe (R-TN) sell 1K–15K 18 n/a
2 Dec 2020 Don Beyer (D-VA) buy 1K–15K 29 n/a
6 Nov 2020 Don Beyer (D-VA) buy 1K–15K 14 n/a
6 Nov 2020 Don Beyer (D-VA) buy 1K–15K 31 n/a

Insider trades in GH

as of 2026-09-14
Open market insider trades in GH, newest first.
FiledInsiderTypeSharesPriceValue90 day vs S&P
14 Sep 2026 Kalia Kumud sell 4,000 $158.05 $632K n/a
24 Aug 2026 Talasaz AmirAli sell 37,500 $169.16 $6.3M n/a
18 Aug 2026 Tariq Musa sell 116 $156.45 $18.1K n/a
13 Aug 2026 Monroe Terilyn J. sell 46,300 $165.12 $7.6M n/a
11 Aug 2026 Freeman Chris sell 63,605 $169.58 $11M n/a
6 Aug 2026 Hidalgo Medina Manuel sell 1,700 $164.24 $279K n/a
5 Aug 2026 CLARK IAN T sell 14,180 $158.92 $2.3M n/a
16 Jul 2026 Tariq Musa sell 116 $163.29 $18.9K n/a
30 Jun 2026 Talasaz AmirAli sell 116,972 $150.79 $18M n/a
30 Jun 2026 Kalia Kumud sell 600 $130.86 $78.5K n/a
30 Jun 2026 Kalia Kumud sell 600 $131.08 $78.6K n/a
30 Jun 2026 Talasaz AmirAli sell 143,028 $151.54 $22M n/a
30 Jun 2026 Kalia Kumud buy 600 $130.76 $78.5K n/a
23 Jun 2026 POTTER MYRTLE S sell 1,556 $131.16 $204K n/a
23 Jun 2026 Tariq Musa sell 1,951 $131.16 $256K n/a
16 Jun 2026 Tariq Musa sell 116 $130.19 $15.1K n/a
15 Jun 2026 Kalia Kumud sell 3,418 $130.24 $445K n/a
8 Jun 2026 Eltoukhy Helmy sell 100,000 $126.30 $13M n/a
8 Jun 2026 Bell Michael Brian sell 2,000 $128.62 $257K n/a
4 Jun 2026 Joyce Meghan V. sell 10,000 $126.98 $1.3M n/a
29 May 2026 Hidalgo Medina Manuel sell 1,000 $130.06 $130K n/a
28 May 2026 Saia John G. sell 10,000 $125.08 $1.3M n/a
26 May 2026 Freeman Chris sell 24,406 $118.67 $2.9M n/a
22 May 2026 Saia John G. sell 20,000 $106.51 $2.1M n/a
22 May 2026 Hidalgo Medina Manuel sell 1,250 $107.09 $134K n/a
22 May 2026 CLARK IAN T sell 6,876 $106.90 $735K n/a
22 May 2026 Talasaz AmirAli sell 210,000 $109.89 $23M n/a
16 Apr 2026 Tariq Musa sell 116 $84.83 $9.8K n/a
7 Apr 2026 Monroe Terilyn J. sell 3,832 $92.68 $355K n/a
19 Mar 2026 Tariq Musa sell 348 $88.09 $30.7K n/a
17 Mar 2026 Bell Michael Brian sell 3,000 $87.04 $261K n/a
9 Mar 2026 Hidalgo Medina Manuel sell 1,300 $91.54 $119K n/a

Frequently asked questions

Who has bought GH?

4 Congress buys by 3 members and 1 insider buy are on file. The tables on this page list every one.

Did buying GH after a disclosure beat the market?

Across 1 scored buy, Congress averaged -31.7% against the S&P 500 (SPY) over the 90 days after disclosure, with 0% of them ahead of the index. That result is too few trades to tell. A single stock is a small sample.

Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.

Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.