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Malzahn Craig

Disclosed activity across 1 company

Tapewire entity
2212
SEC CIK
0002062007

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
REGENXBIO Inc.RGNX · Entity 2211Chief Technology OfficerSeptember 01, 2026September 03, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

REGENXBIO Inc.

Report date September 01, 2026 · Filed September 03, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect81,960 Reported balance After 2026-09-01 transaction · row 1
1 source row

Row 1 · 2026-09-01 · Tax withholding · Disposed 234 · Balance 81,960

F1: Represents shares of common stock withheld to pay taxes upon the vesting of restricted stock units originally granted to the reporting person on September 1, 2022. The number of shares withheld was determined based on the closing price of the issuer's common stock on September 1, 2026.

Filing footnotes · ownership attribution and instrument terms

F1: Represents shares of common stock withheld to pay taxes upon the vesting of restricted stock units originally granted to the reporting person on September 1, 2022. The number of shares withheld was determined based on the closing price of the issuer's common stock on September 1, 2026.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
September 01, 2026 Filed Sep 3, 2026 21:30 UTC REGENXBIO Inc. RGNX · Entity 2211 Tax withholdingCommon Stock 234 $9.32 $2,180.88
Disclosure

SEC source: 0002062007-26-000005 · primarydocument.xml · nonDerivative · entry 1

Malzahn Craig · CIK 0002062007 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 81,960

F1 · shares: Represents shares of common stock withheld to pay taxes upon the vesting of restricted stock units originally granted to the reporting person on September 1, 2022. The number of shares withheld was determined based on the closing price of the issuer's common stock on September 1, 2026.

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January 06, 2026 Filed Jan 8, 2026 16:43 UTC REGENXBIO Inc. RGNX · Entity 2211 GrantStock Options (Right to buy) · Derivative 35,402 $0.00 Strike: $14.18 $0.00
Disclosure

SEC source: 0002062007-26-000003 · primarydocument.xml · derivative · entry 2

Malzahn Craig · CIK 0002062007 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,402

Underlying: Common Stock · 35,402 shares

Expires 2036-01-06

F2 · derivative.exercise_date: 25% of the shares subject to this option shall vest after 12 months of continuous service with the Issuer. The balance will vest in equal monthly installments over the 36 months following January 6, 2027 while the optionee provides continuous service to the Issuer.

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January 06, 2026 Filed Jan 8, 2026 16:43 UTC REGENXBIO Inc. RGNX · Entity 2211 GrantCommon Stock 65,847 $0.00 $0.00
Disclosure

SEC source: 0002062007-26-000003 · primarydocument.xml · nonDerivative · entry 1

Malzahn Craig · CIK 0002062007 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,194

F1 · shares: Represents shares of common stock underlying a time-based restricted stock unit award (RSU). 25% of the shares subject to this RSU will vest on each of January 6, 2027, January 6, 2028, January 6, 2029 and January 6, 2030 while the recipient provides continuous service to the Issuer.

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January 02, 2026 Filed Jan 6, 2026 16:31 UTC REGENXBIO Inc. RGNX · Entity 2211 Tax withholdingCommon Stock 1,238 $14.40 $17,827.20
Disclosure

SEC source: 0002062007-26-000002 · primarydocument.xml · nonDerivative · entry 1

Malzahn Craig · CIK 0002062007 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,347

F1 · shares: Represents shares of common stock withheld to pay taxes upon the vesting of restricted stock units originally granted to the reporting person on January 3, 2022, January 3, 2023, and January 2, 2024. The number of shares withheld was determined on January 2, 2026 based on the closing price of the issuer's common stock on December 31, 2025.

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September 01, 2025 Filed Sep 3, 2025 16:49 UTC REGENXBIO Inc. RGNX · Entity 2211 Tax withholdingCommon Stock 234 $8.93 $2,089.62
Disclosure

SEC source: 0001562180-25-006079 · primarydocument.xml · nonDerivative · entry 1

Malzahn Craig · CIK 0002062007 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,585

F1 · shares: Represents shares of common stock withheld to pay taxes upon the vesting of restricted stock units originally granted to the reporting person on September 1, 2022. The number of shares withheld was determined based on the closing price of the issuer's common stock on August 29, 2025.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.