Caredx Inc (CDNA): Congress and insider trades
Who in Congress and inside the company traded CDNA, when each filing appeared, and what buying after each one would have earned against the S&P 500.
Key Facts
- Caredx Inc (CDNA) is a listed stock on NASDAQ.
- 2 members of Congress filed 5 buys and 5 sells of CDNA, the latest published 2023-04-17 (17 April 2023).
- Insiders filed 0 open market buys worth $0 and 11 sells worth $9.5M, the latest filed 2026-08-06 (6 August 2026).
- Across 2 scored buys, Congress averaged -16.4% against the S&P 500 (SPY) over the 90 days after disclosure, with 50% of them ahead of the index. That result is too few trades to draw a conclusion.
- Data as of 2026-09-29 (29 September 2026).
Congress trades in CDNA
as of 2023-04-17| Filed | Member | Type | Size | Days to file | 90 day vs S&P |
|---|---|---|---|---|---|
| 17 Apr 2023 | Daniel S. Goldman (D-NY) | sell | 1K–15K | 42 | n/a |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | sell | 1K–15K | 227 | n/a |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | buy | 1K–15K | 283 | -49.2% |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | sell | 1K–15K | 321 | n/a |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | sell | 1K–15K | 230 | n/a |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | buy | 1K–15K | 262 | -49.2% |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | sell | 15K–50K | 232 | n/a |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | buy | 1K–15K | 246 | -49.2% |
| 27 Aug 2021 | Tomasz Malinowski (D-NJ) | buy | 1K–15K | 240 | -49.2% |
| 11 Apr 2021 | Tomasz Malinowski (D-NJ) | buy | 15K–50K | 39 | +16.4% |
Nothing matches that search.
Insider trades in CDNA
as of 2026-08-06| Filed | Insider | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 6 Aug 2026 | COURNOYER CHRISTINE | sell | 16,000 | $46.94 | $751K | n/a |
| 6 Aug 2026 | Bickerstaff George | sell | 20,000 | $46.28 | $926K | n/a |
| 17 Jul 2026 | Hanna John Walter JR | sell | 118,000 | $37.79 | $4.5M | n/a |
| 17 Jul 2026 | Valantine Hannah | sell | 28,779 | $36.15 | $1.0M | n/a |
| 30 Jun 2026 | Hanna John Walter JR | sell | 100 | $29.00 | $2.9K | n/a |
| 30 Jun 2026 | Hanna John Walter JR | sell | 39,900 | $29.24 | $1.2M | n/a |
| 16 Jun 2026 | Valantine Hannah | sell | 12,103 | $23.11 | $280K | n/a |
| 15 Jun 2026 | Hanna John Walter JR | sell | 21,998 | $24.02 | $528K | n/a |
| 8 Jun 2026 | Hanna John Walter JR | sell | 4,835 | $24.00 | $116K | n/a |
| 6 May 2026 | Novack Jeffrey Adam | sell | 2,688 | $20.68 | $55.6K | n/a |
| 20 Apr 2026 | Hanna John Walter JR | sell | 10,282 | $21.12 | $217K | n/a |
Nothing matches that search.
Related pages
Frequently asked questions
Who has bought CDNA?
5 Congress buys by 2 members and 0 insider buys are on file. The tables on this page list every one.
Did buying CDNA after a disclosure beat the market?
Across 2 scored buys, Congress averaged -16.4% against the S&P 500 (SPY) over the 90 days after disclosure, with 50% of them ahead of the index. That result is too few trades to draw a conclusion. 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.