Form 4 Tracker
Adaptive Biotechnologies Corp
ADPT

58 insider filings · Latest: Aug 10, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 10, 2026Aug 12 11:33 PMSusan BobulskyChief Commercial Officer, MRD
Sale
3,000$25.00$75.0K396,989(D)

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Aug 10, 2026Aug 10 8:37 PMSUSAN BOBULSKY
Proposed Sale
3,000$24.93$74.8K

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Jul 30, 2026Aug 3 10:26 PMSusan BobulskyChief Commercial Officer, MRD
Sale
1,299$24.00$31.2K399,989(D)

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Jul 30, 2026Jul 30 8:38 PMSUSAN BOBULSKY
Proposed Sale
1,299$22.56$29.3K

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Jul 21, 2026Jul 23 11:34 PMHarlan S RobinsChief Scientific Officer
Sale
492,400$21.89$10.8M812,058(D)

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Jul 21, 2026Jul 21 9:20 PMHarlan Robins
Proposed Sale
492,400$22.58$11.1M

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Jul 16, 2026Jul 20 11:19 PMSusan BobulskyChief Commercial Officer, MRD
Sale
5,000$23.00$115.0K401,288(D)

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Jul 15, 2026Jul 17 11:23 PMFrancis LOChief People Officer
Sale
105,762$22.59$2.4M230,713(D)

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Jul 16, 2026Jul 16 8:34 PMSUSAN BOBULSKY
Proposed Sale
5,000$22.90$114.5K

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Jul 2, 2026Jul 7 10:52 PMHarlan S RobinsChief Scientific Officer
Sale
386,240$22.01$8.5M1,019,658(D)

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Jul 2, 2026Jul 6 11:19 PMFrancis LOChief People Officer
Sale
44,838$22.59$1.0M230,713(D)

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Jul 1, 2026Jul 6 11:19 PMFrancis LOChief People Officer
Sale
51,004$22.45$1.1M237,688(D)

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Jul 1, 2026Jul 6 11:15 PMSusan BobulskyChief Commercial Officer, MRD
Sale
487$22.00$10.7K406,288(D)

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Jul 2, 2026Jul 2 9:43 PMHarlan Robins
Proposed Sale
386,240$21.19$8.2M

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Jul 1, 2026Jul 1 8:35 PMFRANCIS LO
Proposed Sale
199,260$21.45$4.3M

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Jul 1, 2026Jul 1 8:16 PMSUSAN BOBULSKY
Proposed Sale
487$21.45$10.4K

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Jun 29, 2026Jun 30 11:25 PMSharon BenzenoChief Commercial Ofc Imm Med
Sale
154,768$21.14$3.3M221,278(D)

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Jun 26, 2026Jun 30 11:25 PMSharon BenzenoChief Commercial Ofc Imm Med
Sale
11,034$21.00$231.7K272,751(D)

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Jun 25, 2026Jun 29 11:52 PMSusan BobulskyChief Commercial Officer, MRD
Sale
5,000$20.50$102.5K406,775(D)

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Jun 25, 2026Jun 29 11:49 PMMichelle Renee GriffinDirector
Sale
52,084$20.18$1.1M15,625(D)

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
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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Mar 10, 2026Mar 11 12:04 AMJulie RubinsteinPresident and COO
Option Exercise
15,122$12.14403,539(D)

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Mar 9, 2026Mar 11 12:04 AMJulie RubinsteinPresident and COO
Option Exercise
26,603$12.14403,939(D)

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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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