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BCS

Notice of Proposed Sale · 144

ProKidney Corp.

PROKNASDAQEQUITYCurrent

Notice of Proposed Sale

Filed Aug 18, 2026Accepted Aug 18, 2026, 4:42 PM EDTFiling CIK 1850270Accession 0001628280-26-057713
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Structured filing — 144

primary_doc.xml

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer
Prokidney Corp
Issuer CIK
0001850270
Phone
8669554394
Person for whose account securities are to be sold
Brian Pereira
Relationships to issuer
Director
Street
3929 Westpoint Blvd., Suite G
City
Winston-Salem
State / country code
NC
Postal code
27103

Securities proposed for sale

Securities proposed for sale · 1 reported row
SecurityProposed unitsAggregate market valueUnits outstandingApproximate sale dateExchangeBroker / market maker
Common675,235945,329208,926,94108/18/2026NASDAQMerrill Lynch Pierce Fenner and Smith

Broker / market maker — proposed row 1, entry 1

Name
Merrill Lynch Pierce Fenner and Smith
Street
100 Federal St
Street (continued)
12th Fl
City
Boston
State / country code
MA
Postal code
02110

Acquisition of securities to be sold

Acquisition of securities to be sold · 1 reported row
SecurityAcquiredNature of acquisitionAcquired fromAmount acquiredGift transactionPayment dateNature of payment
Common01/17/2022Purchase of SharesProKidney Corp675,235N01/17/2022Cash

Sales reported in the preceding three months

Sales reported in the preceding three months · 1 reported row
SellerSecuritySale dateAmount soldGross proceeds
Brian PereiraCommon08/18/202627,82638,154.23

Seller — prior-sale row 1, entry 1

Name
Brian Pereira
Street
C/O Prokidney Corp
Street (continued)
3929 Westpoint Blvd., Suite G
City
Winston-Salem
State / country code
NC
Postal code
27103

Prior-sale reporting

Nothing to report for the preceding three months
N

Remarks

Brian Pereira 2012 Trust

Notice signature

Notice date
08/18/2026
Signed
Sunita Pereira, ttee Brian Pereira 2012 Irrev Trust

Company context

ProKidney, a pioneer in the treatment of CKD through innovations in cell therapy, was founded in 2015 after a decade of research. ProKidney’s lead product candidate, rilparencel (also known as REACT®), is a first-in-class, patented, proprietary autologous cell therapy with regenerative medicine advanced therapy designation that is being evaluated in the ongoing Phase 3 REGEN-006 (PROACT 1) study for its potential to preserve kidney function in patients with advanced CKD and type 2 diabetes. For more information, please visit www.prokidney.com.

Current securities

Historical securities (1)

Recent company filings

  1. Entry into a Material Definitive AgreementOct 29, 2026
  2. S-3 filingOct 29, 2026
  3. 4 filingAug 20, 2026
  4. 144 filingAug 18, 2026
  5. Results of Operations and Financial ConditionAug 10, 2026

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