SEC Insider Transactions from Johnson Alexander L.

Last updated: 2026-03-16 13:01 UTC | Total transactions: 35

Johnson Alexander L has filed 35 insider transactions across 1 company since January 2023.

Most recent transaction: a option exercise of 39466 shares of CareDx, Inc. ($CDNA) on August 20, 2024.

Activity breakdown: 0 open-market purchases and 5 sales.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Aug. 20, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks M Common Stock 39466 $23.48 324,449.0000 53,764,705 13.85% 0.07%
Aug. 20, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks S Common Stock 39466 $33.17 284,983.0000 53,764,705 12.16% 0.07%
Aug. 21, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks M Common Stock 21557 $23.48 306,540.0000 53,764,705 7.56% 0.04%
Aug. 21, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks S Common Stock 21557 $32.58 284,983.0000 53,764,705 7.03% 0.04%
Aug. 20, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks M Employee Stock Option (right to buy) 39466 $0.00 71,126.0000 53,764,705 35.69% 0.07%
Aug. 21, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks M Employee Stock Option (right to buy) 21557 $0.00 49,569.0000 53,764,705 30.31% 0.04%
Aug. 19, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks S Common Stock 8000 $33.53 311,214.0000 53,764,705 2.51% 0.01%
Aug. 19, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks S Common Stock 2683 $33.83 308,531.0000 53,764,705 0.86% 0.00%
Aug. 19, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks S Common Stock 23548 $33.52 284,983.0000 53,764,705 7.63% 0.04%
Aug. 1, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 7371 $23.58 319,214.0000 53,764,705 2.26% 0.01%
July 19, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 1690 $18.09 326,585.0000 53,764,705 0.51% 0.00%
July 8, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 634 $15.59 328,275.0000 53,764,705 0.19% 0.00%
June 17, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 9253 $13.54 328,909.0000 53,764,705 2.74% 0.02%
May 1, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 7371 $9.18 338,162.0000 53,764,705 2.13% 0.01%
Feb. 1, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks A Common Stock 174520 $0.00 345,533.0000 53,764,705 102.05% 0.32%
Feb. 5, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 1120 $8.56 169,893.0000 53,764,705 0.65% 0.00%
Feb. 1, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 11245 $8.88 175,179.0000 53,764,705 6.03% 0.02%
Feb. 2, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 2552 $8.72 171,013.0000 53,764,705 1.47% 0.00%
Feb. 2, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 1614 $8.72 173,565.0000 53,764,705 0.92% 0.00%
Jan. 29, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 1120 $9.88 186,424.0000 53,764,705 0.60% 0.00%
Jan. 2, 2024 CareDx, Inc. $CDNA Johnson Alexander L See Remarks F Common Stock 1047 $11.94 187,544.0000 53,764,705 0.56% 0.00%
Aug. 7, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 217 $10.80 188,591.0000 53,321,625 0.11% 0.00%
July 19, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 1163 $10.28 188,808.0000 53,321,625 0.61% 0.00%
July 6, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 422 $8.37 189,971.0000 53,321,625 0.22% 0.00%
June 16, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 6343 $7.96 190,393.0000 53,321,625 3.22% 0.01%
June 5, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 433 $7.98 196,736.0000 53,321,625 0.22% 0.00%
Feb. 2, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 2029 $17.61 198,003.0000 53,321,625 1.01% 0.00%
Feb. 3, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 417 $16.54 197,586.0000 53,321,625 0.21% 0.00%
Feb. 3, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 417 $16.54 197,169.0000 53,321,625 0.21% 0.00%
Feb. 1, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer A Common Stock 3200 $0.00 200,650.0000 53,321,625 1.62% 0.01%
Feb. 1, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer A Common Stock 85100 $0.00 197,450.0000 53,321,625 75.75% 0.16%
Feb. 1, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer A Stock Option (right to buy) 44100 $0.00 44,100.0000 53,321,625 9999.99% 0.08%
Feb. 1, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 618 $15.66 200,032.0000 53,321,625 0.31% 0.00%
Jan. 30, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 820 $14.65 112,350.0000 53,321,625 0.72% 0.00%
Jan. 25, 2023 CareDx, Inc. $CDNA Johnson Alexander L Chief Business Officer F Common Stock 1011 $15.03 113,170.0000 53,321,625 0.89% 0.00%