Total buying$00 buys
NXDR
Nextdoor Holdings, Inc.
NasdaqTechnologyServices-Computer Programming, Data Processing, Etc.
Insider activity for last month from 09/20 to 10/20.
How these metrics are calculated
Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.
Total selling$433k5 sells
Net open-market−$433kBuying minus selling
Active insiders10Distinct reporting owners
Insider activity report
Calendar-month buckets within the selected date range
Latest filing: Oct 19, 2026
Open-market transaction mix · 5 transactions in the selected period
Code A includes awards, grants and other acquisitions; these are not open-market buys. A rolling period can include partial calendar months.
View exact monthly counts and disclosed values
| Month | Buys | Sells | Awards (A) | Buy value | Sell value | Net P/S value |
|---|---|---|---|---|---|---|
| Sep 2026 | 0 | 2 | 0 | $0 | $232k | -$232k |
| Oct 2026 | 0 | 3 | 0 | $0 | $201k | -$201k |
Distinct insiders active
Reporting-owner CIKs by month · peak Sep 2026 (6)Sep 2026Oct 2026
Largest insider activity
By absolute net disclosed value · current transaction page- LC-$386.4k
- SS-$312.6k
- HA+$0
NXDR transaction history
Newest filings · 20 transactions per pageLatest insider transactions
Form 4 filings from last month.| Company | Insider | Activity | Disclosed value | Filed (ET) |
|---|---|---|---|---|
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | M · exerciseDerivative securitySEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | M · exerciseDerivative securitySEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | M · exerciseDerivative securitySEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | F · withholdingSEC filing ↗ | -$54.7kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | M · exerciseSEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | F · withholdingSEC filing ↗ | -$95.9kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | M · exerciseSEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | F · withholdingSEC filing ↗ | -$235kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Lisowski CraigPRES | M · exerciseSEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | M · exercise10b5-1 detectedDerivative securitySEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | M · exercise10b5-1 detectedDerivative securitySEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | M · exercise10b5-1 detectedDerivative securitySEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | S · sale10b5-1 detectedSEC filing ↗ | -$120kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | F · withholding10b5-1 detectedSEC filing ↗ | -$38.9kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | M · exercise10b5-1 detectedSEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | F · withholding10b5-1 detectedSEC filing ↗ | -$31.9kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | M · exercise10b5-1 detectedSEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | F · withholding10b5-1 detectedSEC filing ↗ | -$121kView disclosure → | |
NXDRNextdoor Holdings, Inc. | Schwartz SophiaCLO · SECY | M · exercise10b5-1 detectedSEC filing ↗ | $0View disclosure → | |
NXDRNextdoor Holdings, Inc. | How AntoinetteCAO | M · exercise10b5-1 detectedDerivative securitySEC filing ↗ | $0View disclosure → |
Filing-only signals
Deterministic matches in the selected period
Filing detail checks
Secondary metrics for the selected periodTransaction codes
By Form 4 transaction code in selected period69transactionstxns
- M · Option exercise · dominant44 · 64%
- F · Tax withholding16 · 23%
- S · Open-market sells5 · 7%
- C · Code C4 · 6%
Activity by reported role
A joint filing can contribute to multiple rolesCAO23
PRES18
CLO10
SECY10
Chief executive officer9
Director8
CRO7
Chief financial officer3
TRES3
Reported Holdings After
Separated by insider, security, and ownership type
How AntoinetteClass A Common Stock · Direct
0Oct 16, 2026
Schwartz SophiaClass A Common Stock · Direct
360,324Oct 16, 2026
Tolia Nirav NClass A Common Stock · Direct
2,384,659Oct 15, 2026
Lisowski CraigClass A Common Stock · Direct
1,868,184Oct 15, 2026
Kiernan MichaelClass A Common Stock · Direct
505,917Oct 15, 2026
How AntoinetteClass B Common Stock · Direct
0Oct 13, 2026
How AntoinetteRestricted Stock Units (RSU) · Direct
81,050Oct 15, 2026
Tolia Nirav NRestricted Stock Units (RSU) · Direct
1,436,782Oct 15, 2026
These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.
Filing activity heatmap
Current transaction page only · each cell is a filing date · buys green, sells redSep 20 → Oct 20
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Nextdoor Holdings, Inc. Insider Activity FAQ
SEC Form 4 contextWho recently reported transactions at Nextdoor Holdings, Inc.?
Lisowski Craig, Schwartz Sophia, How Antoinette, Ponnambalam Indrajit, Tolia Nirav N, Kiernan Michael, Steele Elisa, Shah Niraj, Pressman Jason, Sze David L.
When was the latest reported open-market purchase?
No code-P purchase is available for this period.
When was the latest reported open-market sale?
Schwartz Sophia reported a sale on Oct 16, 2026 valued at $120k. Read the SEC filing.
What is the recent purchase and sale balance?
Net open-market selling in the selected period was $433,643.86. Sales can occur for many non-investment reasons.
Where can I see the original SEC filing?
Every transaction row and latest-activity fact links to its original SEC filing.
What do these Form 4 transaction codes mean?
P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.