Form 4 Tracker
Adaptive Biotechnologies Corp
ADPT

71 insider filings · Latest: Oct 14, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Feb 20, 2025Feb 20 9:02 PMChad Robins
Proposed Sale
99,107$8.37$829.5K—

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Feb 19, 2025Feb 19 9:51 PMChad Robins
Proposed Sale
186,080$8.37$1.6M—

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Feb 18, 2025Feb 18 10:35 PMChad Robins
Proposed Sale
211,160$8.27$1.7M—

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Feb 14, 2025Feb 14 9:11 PMChad Robins
Proposed Sale
158,921$8.33$1.3M—

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Feb 13, 2025Feb 13 10:11 PMChad Robins
Proposed Sale
100,287$8.52$854.4K—

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Aug 22, 2024Aug 22 8:18 PMSTACY L TAYLOR
Proposed Sale
26,922$4.50$121.1K—

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Page 10 of 10

Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Apr 8, 2026Apr 8 11:48 PMJulie RubinsteinPresident and COO
Option Exercise
26,603$12.14391,658(D)

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Apr 7, 2026Apr 8 11:48 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.2752,275(D)

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Apr 6, 2026Apr 8 11:48 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.2766,997(D)

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Apr 2, 2026Apr 2 11:16 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.2781,719(D)

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Apr 1, 2026Apr 2 11:16 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.2796,441(D)

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Mar 31, 2026Mar 31 10:56 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27111,163(D)

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Mar 30, 2026Mar 31 10:56 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27125,885(D)

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Mar 27, 2026Mar 31 10:56 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27140,607(D)

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Mar 26, 2026Mar 26 11:41 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27155,329(D)

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Mar 25, 2026Mar 26 11:41 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27170,051(D)

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Mar 24, 2026Mar 26 11:41 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27184,773(D)

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Mar 23, 2026Mar 23 11:18 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27199,495(D)

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Mar 20, 2026Mar 23 11:18 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$7.27214,217(D)

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Mar 19, 2026Mar 23 11:18 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.553,939(D)

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Mar 18, 2026Mar 18 10:21 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.5518,661(D)

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Mar 17, 2026Mar 18 10:21 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.5533,383(D)

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Mar 16, 2026Mar 18 10:21 PMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.5548,105(D)

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Mar 13, 2026Mar 14 1:36 AMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.5562,827(D)

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Mar 12, 2026Mar 14 1:36 AMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.5577,549(D)

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Mar 11, 2026Mar 14 1:36 AMJulie RubinsteinPresident and COO
Option Exercise
14,722$6.5592,271(D)

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