Form 4 Tracker
PROKIDNEY CORP.
PROK

16 insider filings · Latest: Aug 18, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Aug 20, 2026Aug 20 9:00 PMBrian JG PereiraDirector
Sale
250,000$1.42$355.0K0(I)

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Aug 19, 2026Aug 20 9:00 PMBrian JG PereiraDirector
Sale
250,000$1.44$360.2K27,052(I)

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Aug 18, 2026Aug 20 9:00 PMBrian JG PereiraDirector
Sale
257,164$1.37$352.6K54,103(I)

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Aug 18, 2026Aug 18 8:42 PMBrian Pereira
Proposed Sale
675,235$1.40$945.3K—

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Aug 18, 2026Aug 18 8:41 PMBrian Pereira
Proposed Sale
81,929$1.39$114.0K—

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Nov 12, 2025Nov 12 9:42 PMBrian Pereira
Proposed Sale
675,234$2.70$1.8M—

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Nov 12, 2025Nov 12 9:30 PMBrian Pereira
Proposed Sale
81,928$2.70$221.2K—

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Jul 8, 2025Jul 8 8:20 PMDARIN J WEBER
Proposed Sale
103,480$0.6065$62.8K—

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Sep 19, 2024Sep 19 8:27 PMDARIN J WEBER
Proposed Sale
16,412$2.39$39.2K—

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Aug 4, 2026Aug 6 12:09 PMBrian JG PereiraDirector
Conversion
1,514,328$0.000(I)

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Jul 1, 2026Jul 6 8:02 PMKenneth Thomas LockeChief Technical Officer
Grant/Award
750,000$1.89750,000(D)

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Jun 12, 2026Jun 15 9:32 PMTodd C GirolamoChief Legal Officer
Conversion
327,714$0.000(D)

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May 28, 2026May 29 8:07 PMAlan LotvinDirector
Grant/Award
135,000$1.81135,000(D)

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May 28, 2026May 29 8:06 PMSantos Jose Ignacio JimenezDirector
Grant/Award
135,000$1.81135,000(D)

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May 28, 2026May 29 8:06 PMJennifer A. FoxDirector
Grant/Award
135,000$1.81135,000(D)

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May 28, 2026May 29 8:05 PMWilliam F DoyleDirector
Grant/Award
135,000$1.81135,000(D)

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May 28, 2026May 29 8:04 PMUma SinhaDirector
Grant/Award
135,000$1.81135,000(D)

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May 28, 2026May 29 8:04 PMPablo G. LegorretaDirector, 10% Owner
Grant/Award
135,000$1.81135,000(D)

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May 28, 2026May 29 8:03 PMBrian JG PereiraDirector
Grant/Award
135,000$1.81135,000(D)

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Apr 28, 2026Apr 30 8:12 PMControl Empresarial de Capitales S.A. de C.V.10% Owner, Other
Conversion
126,237,290—0(D)

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Mar 1, 2026Mar 3 12:59 PMJames CoulstonChief Financial Officer
Grant/Award
600,000$2.24600,000(D)

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Mar 1, 2026Mar 3 12:58 PMDarin J. WeberChief Regulatory Officer
Grant/Award
400,000$2.24400,000(D)

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Mar 1, 2026Mar 3 12:58 PMTodd C GirolamoChief Legal Officer
Grant/Award
600,000$2.24600,000(D)

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Mar 1, 2026Mar 3 12:57 PMBruce CulletonDirector, Chief Executive Officer
Grant/Award
3,000,000$2.243,000,000(D)

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