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Kiernan Michael

Disclosed activity across 1 company

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19777
SEC CIK
0002059765

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Nextdoor Holdings, Inc.NXDR · Entity 5074Chief Revenue OfficerSeptember 22, 2026September 24, 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.

Nextdoor Holdings, Inc.

Report date September 22, 2026 · Filed September 24, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Class A Common StockSEC Table I · non-derivativeDirect458,602 Reported balance After 2026-09-22 transaction · row 1
1 source row

Row 1 · 2026-09-22 · Sale · Disposed 50,000 · Balance 458,602

F1: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on May 22, 2026.

F2: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.48 to $2.65 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Filing footnotes · ownership attribution and instrument terms

F1: Sale of shares made pursuant to and in accordance with the requirements of Rule 10b5-1 under the Securities Exchange Act of 1934, as amended, under a plan adopted by the Reporting Person on May 22, 2026.

F2: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $2.48 to $2.65 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

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 15, 2025 Filed Jul 17, 2025 20:03 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionClass A Common Stock 7,881 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000095 · wk-form4_1752782620.xml · nonDerivative · entry 1

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 356,148

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionRestricted Stock Units (RSU) · Derivative 65,000 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · derivative · entry 12

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 455,000

Underlying: Class A Common Stock · 65,000 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F6 · derivative.exercise_date: The RSU award vests in eight equal quarterly installments on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting event on April 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.

F3 · derivative.expiration_date: These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionRestricted Stock Units (RSU) · Derivative 16,915 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · derivative · entry 11

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 67,660

Underlying: Class A Common Stock · 16,915 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F5 · derivative.exercise_date: The RSU award vests in six equal quarterly installments on January 15, April 15, July 15 and October 15 of each calendar year, with the first such vesting event on January 15, 2025, subject to the reporting person's continued service to the Issuer on each vesting date.

F3 · derivative.expiration_date: These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionRestricted Stock Units (RSU) · Derivative 15,767 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · derivative · entry 10

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,527

Underlying: Class A Common Stock · 15,767 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F4 · derivative.exercise_date: The RSU award vests on January 15, April 15, July 15 and October 15 of each calendar year, with 1/6 of the total number of shares vesting on July 15, 2024; thereafter, (a) for the next three vesting events following July 15, 2024, an additional 1/6 of the total number of shares will vest, and (b) for the remaining four vesting events, an additional 1/12 of the total number of shares will vest, subject to the reporting person's continued service to the Issuer on each vesting date.

F3 · derivative.expiration_date: These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionRestricted Stock Units (RSU) · Derivative 2,816 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · derivative · entry 9

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,816 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each restricted stock unit ("RSU") represents a contingent right to receive one share of the Issuer's Class A Common Stock.

F2 · derivative.exercise_date: The RSU award vests in equal quarterly installments over one year on January 15, April 15, July 15 and October 15, with the first such vesting event on July 15, 2024, subject to the reporting person's continued service to the Issuer on each vesting date.

F3 · derivative.expiration_date: These restricted stock units do not expire; they either vest or are cancelled prior to the vesting date.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Tax withholdingClass A Common Stock 26,196 $1.47 $38,508.12
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 8

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 348,267

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionClass A Common Stock 65,000 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 7

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 374,463

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Tax withholdingClass A Common Stock 6,817 $1.47 $10,020.99
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 6

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 309,463

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionClass A Common Stock 16,915 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 5

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 316,280

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Tax withholdingClass A Common Stock 6,355 $1.47 $9,341.85
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 4

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 299,365

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionClass A Common Stock 15,767 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 3

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 305,720

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Tax withholdingClass A Common Stock 1,135 $1.47 $1,668.45
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 2

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 289,953

Read SEC document
April 15, 2025 Filed Apr 17, 2025 20:02 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionClass A Common Stock 2,816 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000039 · wk-form4_1744920113.xml · nonDerivative · entry 1

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 291,088

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
April 09, 2025 Filed Apr 11, 2025 20:01 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 ConversionClass B Common Stock · Derivative 99,639 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000033 · wk-form4_1744401671.xml · derivative · entry 4

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 99,639 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

F2 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

Read SEC document
April 09, 2025 Filed Apr 11, 2025 20:01 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionClass B Common Stock · Derivative 99,639 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000033 · wk-form4_1744401671.xml · derivative · entry 3

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 99,639

Underlying: Class A Common Stock · 99,639 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

F2 · price: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

F2 · derivative.exercise_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

F2 · derivative.expiration_date: Each share of Class B Common Stock is convertible into one share of Class A Common Stock of the Issuer at the election of the holder any time; provided; however, that each share of Class B Common Stock shall automatically be converted into Class A Common Stock on a one-for-one basis on the earlier of the: (i) tenth anniversary of the completion of the Business Combination or (ii) date specified by the affirmative vote of the holders of two-thirds of the Class B Common Stock then outstanding. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon any transfer, whether or not for value (subject to certain exceptions).

Read SEC document
April 09, 2025 Filed Apr 11, 2025 20:01 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 Exercise / conversionStock Option (Right to Buy) · Derivative 99,639 $0.00 Strike: $1.18 $0.00
Disclosure

SEC source: 0001846069-25-000033 · wk-form4_1744401671.xml · derivative · entry 2

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 99,639 shares

Expires 2028-05-23

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_date: The stock option award is fully vested and exercisable.

Read SEC document
April 09, 2025 Filed Apr 11, 2025 20:01 UTC Nextdoor Holdings, Inc. KIND · Entity 5074 ConversionClass A Common Stock 99,639 $0.00 $0.00
Disclosure

SEC source: 0001846069-25-000033 · wk-form4_1744401671.xml · nonDerivative · entry 1

Kiernan Michael · CIK 0002059765 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 288,272

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: The stock option award is fully vested and exercisable.

Read SEC document

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