Form 4 Tracker
Rubrik, Inc.
RBRK

46 insider filings · Latest: Oct 5, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Feb 2, 2026Feb 3 11:36 PMJohn Wendell ThompsonDirector
Sale
13,500$55.29$746.5K3,655(I)

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Jan 16, 2026Jan 17 1:00 AMKiran Kumar ChoudaryChief Financial Officer
Sale
20,000$67.66$1.4M489,959(D)

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Jan 16, 2026Jan 16 9:21 PMKIRAN CHOUDARY
Proposed Sale
60,000$69.05$4.1M—

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Jan 14, 2026Jan 14 11:11 PMArvind Nithrakashyap
Proposed Sale
38,480$68.14$2.6M—

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Jan 5, 2026Jan 5 9:37 PMJOHN AND SANDRA THOMPSON TRUST
Proposed Sale
10,000$75.47$754.7K—

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Jan 5, 2026Jan 5 9:37 PMJOHN THOMPSON
Proposed Sale
44,000$75.47$3.3M—

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Dec 22, 2025Dec 22 9:23 PMKIRAN KUMAR CHOUDARY
Proposed Sale
7,000$78.18$547.3K—

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Dec 16, 2025Dec 17 2:56 AMNITHRAKASHYAP ARVIND
Proposed Sale
33,553$79.89$2.7M—

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Dec 16, 2025Dec 17 2:55 AMCHOUDARY KIRAN KUMAR
Proposed Sale
7,232$79.89$577.8K—

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Dec 16, 2025Dec 17 2:55 AMMCCARTHY BRIAN K.
Proposed Sale
4,796$79.89$383.2K—

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Dec 12, 2025Dec 13 12:11 AMLightspeed General Partner Select II, LP
Proposed Sale
206$87.08$17.9K—

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Dec 12, 2025Dec 13 12:11 AMLightspeed Venture Partners X, LP
Proposed Sale
101,659$87.08$8.9M—

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Dec 12, 2025Dec 13 12:10 AMLightspeed General Partner IX, LP
Proposed Sale
10,123$87.08$881.5K—

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Dec 12, 2025Dec 13 12:09 AM001-42028
Proposed Sale
5,307$87.08$462.1K—

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Dec 8, 2025Dec 8 10:44 PMEggers Investments LP - Fund 2
Proposed Sale
40,000$86.82$3.5M—

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Nov 3, 2025Nov 3 9:24 PMJOHN AND SANDRA THOMPSON TRUST
Proposed Sale
18,018$75.27$1.4M—

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Oct 13, 2025Oct 14 11:39 AMBRIAN MCCARTHY
Proposed Sale
40,000$82.34$3.3M—

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Sep 17, 2025Sep 17 8:22 PMKIRAN KUMAR CHOUDARY
Proposed Sale
21,000$75.00$1.6M—

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Sep 16, 2025Sep 16 8:11 PMArvind Nithrakashyap
Proposed Sale
41,421$75.60$3.1M—

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Sep 16, 2025Sep 16 8:10 PMKiran Kumar Choudary
Proposed Sale
6,805$75.60$514.5K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 1, 2026Jun 4 1:40 AMJohn Wendell ThompsonDirector
Option Exercise
11,000—61,001(D)

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Jun 1, 2026Jun 4 1:40 AMJohn Wendell ThompsonDirector
Conversion
11,000—50,001(D)

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Jun 3, 2026Jun 4 1:39 AMArvind NithrakashyapDirector, Chief Technology Officer
Conversion
12,820—10,133,312(D)

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Jun 2, 2026Jun 4 1:39 AMArvind NithrakashyapDirector, Chief Technology Officer
Conversion
12,820—10,146,132(D)

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Jun 1, 2026Jun 4 1:39 AMArvind NithrakashyapDirector, Chief Technology Officer
Conversion
71,993—10,158,952(D)

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May 29, 2026Jun 1 9:46 PMYvonne WassenaarDirector
Conversion
2,163—33,837(D)

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May 1, 2026May 4 10:22 PMJohn Wendell ThompsonDirector
Conversion
11,000—50,001(D)

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May 1, 2026May 4 10:22 PMJohn Wendell ThompsonDirector
Option Exercise
11,000—61,001(D)

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May 1, 2026May 4 10:22 PMJohn Wendell ThompsonDirector
Option Exercise
11,000$4.38110,946(D)

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Apr 7, 2026Apr 8 11:10 PMKiran Kumar ChoudaryChief Financial Officer
Conversion
5,000—0(D)

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Apr 7, 2026Apr 8 11:10 PMKiran Kumar ChoudaryChief Financial Officer
Option Exercise
5,000$7.9931,450(D)

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Apr 7, 2026Apr 8 11:10 PMKiran Kumar ChoudaryChief Financial Officer
Option Exercise
5,000—5,000(D)

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Apr 1, 2026Apr 2 11:42 PMJohn Wendell ThompsonDirector
Option Exercise
11,000—61,001(D)

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Apr 1, 2026Apr 2 11:42 PMJohn Wendell ThompsonDirector
Conversion
11,000—50,001(D)

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Apr 1, 2026Apr 2 11:42 PMJohn Wendell ThompsonDirector
Option Exercise
11,000$4.38121,946(D)

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Mar 24, 2026Mar 26 11:30 PMArvind NithrakashyapDirector, Chief Technology Officer
Option Exercise
40,625—0(D)

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Mar 24, 2026Mar 26 11:30 PMArvind NithrakashyapDirector, Chief Technology Officer
Conversion
40,625—10,230,945(D)

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Mar 24, 2026Mar 26 11:30 PMArvind NithrakashyapDirector, Chief Technology Officer
Option Exercise
40,625—10,271,570(D)

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Mar 24, 2026Mar 26 11:30 PMKiran Kumar ChoudaryChief Financial Officer
Option Exercise
212,188—192,500(D)

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Mar 24, 2026Mar 26 11:30 PMKiran Kumar ChoudaryChief Financial Officer
Conversion
212,188—0(D)

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