Form 4 Tracker
Adaptive Biotechnologies Corp
ADPT

50 insider filings · Latest: Jun 26, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
May 18, 2026May 20 11:13 PMKyle PiskelChief Financial Officer
Sale
3,115$13.04$40.6K256,725(D)

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May 18, 2026May 16 12:03 AMPISKEL KYLE
Proposed Sale
3,160$12.83$40.5K

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Apr 27, 2026Apr 29 11:08 PMJulie RubinsteinPresident and COO
Sale
19,037$14.23$270.9K377,802(D)

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Apr 24, 2026Apr 24 10:29 PMJulie RubinsteinPresident and COO
Sale
19,060$14.02$267.2K382,132(D)

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Apr 23, 2026Apr 24 10:29 PMJulie RubinsteinPresident and COO
Sale
19,060$13.74$261.9K386,470(D)

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Apr 22, 2026Apr 24 10:29 PMJulie RubinsteinPresident and COO
Sale
19,060$14.13$269.3K390,808(D)

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Apr 21, 2026Apr 21 10:07 PMJulie RubinsteinPresident and COO
Sale
30,941$14.66$453.6K395,146(D)

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Apr 20, 2026Apr 21 10:07 PMJulie RubinsteinPresident and COO
Sale
19,060$14.55$277.3K399,484(D)

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Apr 17, 2026Apr 21 10:07 PMJulie RubinsteinPresident and COO
Sale
19,060$14.57$277.7K403,822(D)

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Apr 16, 2026Apr 16 11:36 PMJulie RubinsteinPresident and COO
Sale
19,060$14.18$270.3K408,160(D)

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Apr 15, 2026Apr 16 11:36 PMJulie RubinsteinPresident and COO
Sale
19,060$14.61$278.5K412,498(D)

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Apr 14, 2026Apr 16 11:36 PMJulie RubinsteinPresident and COO
Sale
19,060$14.56$277.5K416,836(D)

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Apr 13, 2026Apr 13 11:44 PMJulie RubinsteinPresident and COO
Sale
19,060$13.15$250.6K421,174(D)

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Apr 10, 2026Apr 13 11:44 PMJulie RubinsteinPresident and COO
Sale
19,060$12.77$243.3K425,512(D)

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Apr 9, 2026Apr 13 11:44 PMJulie RubinsteinPresident and COO
Sale
19,060$13.86$264.2K429,850(D)

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Apr 8, 2026Apr 10 10:52 PMFrancis LOChief People Officer
Sale
22,564$15.07$340.0K271,154(D)

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Apr 8, 2026Apr 10 10:48 PMHarlan S RobinsChief Scientific Officer
Sale
10,000$14.85$148.5K1,512,058(D)

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Apr 8, 2026Apr 8 11:51 PMChad M RobinsDirector, CEO and Chairman
Sale
37,263$15.19$566.0K2,180,518(D)

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Apr 6, 2026Apr 8 11:51 PMChad M RobinsDirector, CEO and Chairman
Sale
83,332$14.41$1.2M2,217,781(D)

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Apr 8, 2026Apr 8 11:48 PMJulie RubinsteinPresident and COO
Sale
30,941$14.83$458.9K434,188(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Mar 6, 2026Mar 11 12:04 AMJulie RubinsteinPresident and COO
Option Exercise
26,603$12.14415,820(D)

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Mar 3, 2026Mar 6 1:05 AMMichelle Renee GriffinDirector
Option Exercise
48,044$3.990(D)

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Mar 5, 2026Mar 6 12:42 AMJulie RubinsteinPresident and COO
Option Exercise
26,603$12.14427,701(D)

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Mar 4, 2026Mar 6 12:42 AMJulie RubinsteinPresident and COO
Option Exercise
26,603$12.14439,582(D)

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Mar 3, 2026Mar 6 12:42 AMJulie RubinsteinPresident and COO
Option Exercise
26,603$12.14451,463(D)

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Feb 4, 2026Feb 7 12:30 AMKyle PiskelChief Financial Officer
Option Exercise
2,145$12.142,146(D)

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