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person · Reporting owner

Ku Victor

Disclosed activity across 1 company

Tapewire entity
29345
SEC CIK
0002087062

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Butterfly Network, Inc.BFLY · Entity 4467Chief Technology OfficerJuly 20, 2026July 21, 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.

Butterfly Network, Inc.

Report date July 20, 2026 · Filed July 21, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common StockSEC Table I · non-derivativeDirect1,015,099 Reported balance After 2026-07-20 transaction · row 1
1 source row

Row 1 · 2026-07-20 · Sale · Disposed 48,540 · Balance 1,015,099

F1: The Issuer has adopted a "sell-to-cover" policy to satisfy the tax withholding obligations of the Reporting Person. The sales reported on this Form 4 represent the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2: Represents the weighted average sales price per share. The shares sold at prices ranging from $6.46 to $6.665 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Filing footnotes · ownership attribution and instrument terms

F1: The Issuer has adopted a "sell-to-cover" policy to satisfy the tax withholding obligations of the Reporting Person. The sales reported on this Form 4 represent the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2: Represents the weighted average sales price per share. The shares sold at prices ranging from $6.46 to $6.665 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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
July 20, 2026 Filed Jul 21, 2026 20:26 UTC Butterfly Network, Inc. BFLY · Entity 4467 SaleClass A Common Stock 48,540 $6.56 $318,422.40
Disclosure

SEC source: 0002064832-26-000262 · form4.xml · nonDerivative · entry 1

Ku Victor · CIK 0002087062 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,015,099

F1 · kind: The Issuer has adopted a "sell-to-cover" policy to satisfy the tax withholding obligations of the Reporting Person. The sales reported on this Form 4 represent the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: Represents the weighted average sales price per share. The shares sold at prices ranging from $6.46 to $6.665 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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July 07, 2026 Filed Jul 8, 2026 20:32 UTC Butterfly Network, Inc. BFLY · Entity 4467 SaleClass A Common Stock 35,649 $7.87 $280,664.58
Disclosure

SEC source: 0002064832-26-000256 · form4.xml · nonDerivative · entry 1

Ku Victor · CIK 0002087062 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,063,639

F1 · kind: The Issuer has adopted a "sell-to-cover" policy to satisfy the tax withholding obligations of the Reporting Person. The sales reported on this Form 4 represent the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: Represents the weighted average sales price per share. The shares sold at prices ranging from $7.735 to $8.11 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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March 02, 2026 Filed Mar 4, 2026 21:12 UTC Butterfly Network, Inc. BFLY · Entity 4467 GrantClass A Common Stock 287,326 $0.00 $0.00
Disclosure

SEC source: 0002064832-26-000108 · form4.xml · nonDerivative · entry 1

Ku Victor · CIK 0002087062 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,099,288

F1 · shares: Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A Common Stock upon vesting. The RSUs vest in three equal annual installments beginning on March 1, 2027, subject to the Reporting Person's continued service on each such vesting date.

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January 05, 2026 Filed Jan 7, 2026 21:06 UTC Butterfly Network, Inc. BFLY · Entity 4467 SaleClass A Common Stock 35,968 $3.82 $137,397.76
Disclosure

SEC source: 0002064832-26-000002 · form4.xml · nonDerivative · entry 1

Ku Victor · CIK 0002087062 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 811,962

F1 · kind: The Issuer has adopted a "sell-to-cover" policy to satisfy the tax withholding obligations of the Reporting Person. The sales reported on this Form 4 represent the number of shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. Such sales were automatic and not at the discretion of the Reporting Person.

F2 · price: Represents the weighted average sales price per share. The shares sold at prices ranging from $3.765 to $3.91 per share. Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

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September 22, 2025 Filed Sep 24, 2025 20:09 UTC Butterfly Network, Inc. BFLY · Entity 4467 GrantClass A Common Stock 282,643 $0.00 $0.00
Disclosure

SEC source: 0002064832-25-000007 · form4.xml · nonDerivative · entry 2

Ku Victor · CIK 0002087062 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 847,930

F2 · shares: Consists of performance-based RSUs. The RSUs underlying this grant shall vest as follows: (i) one-third shall vest upon the achievement of a price for the Common Stock equal to or exceeding $3.00 per share, (ii) one-third shall vest upon the achievement of a price for the Common Stock equal to or exceeding $4.50 per share and (iii) one-third shall vest upon the achievement of a price for the Common Stock equal to or exceeding $6.00 per share. In each case, the closing stock price for 20 consecutive trading days must equal or exceed the share price targets, provided such share price is achieved prior to September 22, 2030, subject to the Reporting Person's continued service through the applicable vesting date.

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September 22, 2025 Filed Sep 24, 2025 20:09 UTC Butterfly Network, Inc. BFLY · Entity 4467 GrantClass A Common Stock 565,287 $0.00 $0.00
Disclosure

SEC source: 0002064832-25-000007 · form4.xml · nonDerivative · entry 1

Ku Victor · CIK 0002087062 · Chief Technology Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 565,287

F1 · shares: Consists of restricted stock units ("RSUs"). Each RSU represents the right to receive one share of Class A Common Stock ("Common Stock") upon vesting. One-third of the RSUs underlying this grant vest on September 22, 2026, and the remainder shall vest on a pro rata annual basis over the next two years, subject to the Reporting Person's continued service through the applicable vesting date.

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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.