14 insiders reported 182 Form 4 transactions for Nextdoor Holdings, Inc. (NXDR) over the past 18 months (most recent 2026-09-24). Recent activity: Kiernan Michael (Chief Revenue Officer) Sell 50,000 shares, How Antoinette (Chief Accounting Officer) Buy 40,000 shares, How Antoinette (Chief Accounting Officer) Sell 40,000 shares, How Antoinette (Chief Accounting Officer) Buy 154,893 shares, How Antoinette (Chief Accounting Officer) Sell 154,893 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-24 | Kiernan Michael | Chief Revenue Officer | Sell | 50,000 | $127,005 |
| 2026-09-23 | How Antoinette | Chief Accounting Officer | Buy | 40,000 | $0 |
| 2026-09-23 | How Antoinette | Chief Accounting Officer | Sell | 40,000 | $105,020 |
| 2026-09-17 | How Antoinette | Chief Accounting Officer | Buy | 154,893 | $0 |
| 2026-09-17 | How Antoinette | Chief Accounting Officer | Sell | 154,893 | $375,941 |
| 2026-09-04 | How Antoinette | Chief Accounting Officer | Sell | 35,581 | $80,118 |
| 2026-08-25 | Kiernan Michael | Chief Revenue Officer | Sell | 111,559 | $266,314 |
| 2026-08-19 | Schwartz Sophia | Chief Legal Officer, Secretary | Sell | 2,500 | $6,286 |
| 2026-07-20 | Lisowski Craig | President of Products | Sell | 30,000 | $75,195 |
| 2026-07-17 | How Antoinette | Chief Accounting Officer | Buy | 7,346 | $0 |
| 2026-07-17 | Schwartz Sophia | General Counsel and Secretary | Buy | 91,666 | $0 |
| 2026-07-17 | Tolia Nirav N | CEO and President | Buy | 313,126 | $0 |
| 2026-07-17 | Schwartz Sophia | General Counsel and Secretary | Sell | 10,606 | $26,727 |
| 2026-07-17 | Ponnambalam Indrajit | CFO and Treasurer | Buy | 103,249 | $0 |
| 2026-07-17 | Tolia Nirav N | CEO and President | Sell | 123,216 | $310,504 |
| 2026-07-17 | Schwartz Sophia | General Counsel and Secretary | Sell | 40,132 | $101,133 |
| 2026-07-17 | Kiernan Michael | Chief Revenue Officer | Sell | 28,146 | $70,928 |
| 2026-07-17 | How Antoinette | Chief Accounting Officer | Sell | 2,634 | $6,638 |
| 2026-07-17 | Ponnambalam Indrajit | CFO and Treasurer | Sell | 33,402 | $84,173 |
| 2026-07-17 | Tolia Nirav N | CEO and President | Buy | 45,125 | $0 |
| 2026-07-17 | Schwartz Sophia | General Counsel and Secretary | Buy | 24,225 | $0 |
| 2026-07-17 | Kiernan Michael | Chief Revenue Officer | Buy | 27,630 | $0 |
| 2026-07-17 | How Antoinette | Chief Accounting Officer | Buy | 7,346 | $0 |
| 2026-07-17 | Tolia Nirav N | CEO and President | Sell | 17,757 | $44,748 |
| 2026-07-17 | Kiernan Michael | Chief Revenue Officer | Buy | 65,000 | $0 |
Source: SEC Form 4 filings · as of 2026-09-24