Amplitude, Inc. (AMPL) has 20 known insider and institutional holders on record. The largest holder is HANSEN THOMAS NEERGAARD with 1,845,845 shares. Other notable holders include TOBIN SCOTT R and Benchmark Capital Management Co. VIII, L.L.C..
Over the last 12 months, insiders have made 44 transactions in AMPL stock — 15 buys (valued at $331.22K) and 9 sells (valued at $6.15M). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
AMPL Insider Ownership
Top Holder
HANSEN THOMAS NEERGAARD
1,845,845 shares
Buys (12 mo)
15
$331.22K value
Sells (12 mo)
9
$6.15M value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Hansen Thomas Neergaard |
President |
1,845,845 |
2026-02-17 |
|
| 2 |
Tobin Scott R |
Director |
1,752,173 |
2022-05-11 |
|
| 3 |
Benchmark Capital Management Co. Viii, L.l.c. |
10 Percent Owner |
1,526,430 |
2021-09-24 |
|
| 4 |
Casey Andrew |
Chief Financial Officer |
1,066,770 |
2026-02-17 |
|
| 5 |
Skates Spenser |
10 Percent Owner, Officer: Chief Executive Officer |
1,010,000 |
2025-08-06 |
|
| 6 |
Crook Nathaniel Glenn |
Chief Commercial Officer |
877,545 |
2026-03-17 |
|
| 7 |
Harms Christopher |
Chief Financial Officer |
833,853 |
2024-05-17 |
|
| 8 |
Liu Curtis |
10 Percent Owner, Officer: Chief Technology Officer |
603,756 |
2026-03-10 |
|
| 9 |
Battery Ventures Select Fund I, L.p. |
10 Percent Owner |
327,766 |
2024-01-09 |
|
| 10 |
Agrawal Neeraj |
10 Percent Owner |
327,766 |
2024-01-09 |
|
| 11 |
Lasky Mitchell |
Director |
247,879 |
2022-08-12 |
|
| 12 |
Heinz Matthew |
Chief Revenue Officer |
215,773 |
2022-06-17 |
|
| 13 |
Cohler Matt |
10 Percent Owner |
188,753 |
2021-11-26 |
|
| 14 |
Whitehurst James M |
Director |
162,344 |
2025-06-16 |
|
| 15 |
Tavel Sarah E |
Director |
115,087 |
2022-08-11 |
|
| 16 |
Tzuo Tien |
Director |
98,542 |
2026-01-07 |
|
| 17 |
Wong Catherine |
Director |
94,058 |
2025-06-16 |
|
| 18 |
Sarkis Ninos |
Chief Accounting Officer |
83,891 |
2023-02-21 |
|
| 19 |
Fenton Peter H |
10 Percent Owner |
83,677 |
2021-12-09 |
|
| 20 |
Spurlock Steven M |
10 Percent Owner |
82,245 |
2021-11-16 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-03-06 |
Crook Nathaniel Glenn |
Chief Commercial Officer |
Unknown |
- |
- |
- |
| 2026-03-06 |
Liu Curtis |
10 Percent Owner, Officer: Chief Technology Officer |
Informative Sell |
33,201 |
$8.01 |
$265.84K |
| 2026-03-05 |
Liu Curtis |
10 Percent Owner, Officer: Chief Technology Officer |
Informative Sell |
30,061 |
$8.00 |
$240.54K |
| 2026-02-15 |
Casey Andrew |
Chief Financial Officer |
Tax Withholding of RSU |
39,438 |
$6.34 |
$250.04K |
| 2026-02-15 |
Liu Curtis |
10 Percent Owner, Officer: Chief Technology Officer |
Tax Withholding of RSU |
26,672 |
$6.34 |
$169.1K |
| 2026-02-15 |
Hansen Thomas Neergaard |
President |
Tax Withholding of RSU |
69,142 |
$6.34 |
$438.36K |
| 2026-01-05 |
Tzuo Tien |
Director |
RSU Award |
999 |
- |
- |
| 2025-12-26 |
Skates Spenser |
10 Percent Owner, Officer: Chief Executive Officer |
Informative Sell |
100 |
$12.00 |
$1.2K |
| 2025-12-24 |
Skates Spenser |
10 Percent Owner, Officer: Chief Executive Officer |
Informative Sell |
42,743 |
$12.01 |
$513.43K |
| 2025-12-15 |
Schultz Erica |
Director |
Option Exercise (Sell) |
10,000 |
$4.19 |
$41.9K |
| 2025-11-17 |
Schultz Erica |
Director |
Option Exercise (Sell) |
10,000 |
$4.19 |
$41.9K |
| 2025-11-15 |
Casey Andrew |
Chief Financial Officer |
Tax Withholding of RSU |
54,400 |
$10.73 |
$583.71K |
| 2025-11-15 |
Liu Curtis |
10 Percent Owner, Officer: Chief Technology Officer |
Tax Withholding of RSU |
36,092 |
$10.73 |
$387.27K |
| 2025-11-15 |
Hansen Thomas Neergaard |
President |
Tax Withholding of RSU |
91,618 |
$10.73 |
$983.06K |
| 2025-11-11 |
Skates Spenser |
10 Percent Owner, Officer: Chief Executive Officer |
Informative Sell |
400,000 |
$10.99 |
$4.4M |
| 2025-11-07 |
Casey Andrew |
Chief Financial Officer |
Informative Buy |
30,000 |
$9.99 |
$299.79K |
| 2025-10-15 |
Schultz Erica |
Director |
Option Exercise (Sell) |
10,000 |
$4.19 |
$41.9K |
| 2025-10-05 |
Tzuo Tien |
Director |
RSU Award |
977 |
- |
- |
| 2025-09-15 |
Schultz Erica |
Director |
Option Exercise (Sell) |
10,000 |
$4.19 |
$41.9K |
| 2025-08-15 |
Casey Andrew |
Chief Financial Officer |
Tax Withholding of RSU |
54,399 |
$11.47 |
$623.96K |
| 2025-08-15 |
Liu Curtis |
10 Percent Owner, Officer: Chief Technology Officer |
Tax Withholding of RSU |
34,301 |
$11.47 |
$393.43K |
| 2025-08-15 |
Hansen Thomas Neergaard |
President |
Tax Withholding of RSU |
95,809 |
$11.47 |
$1.1M |
| 2025-08-15 |
Schultz Erica |
Director |
Option Exercise (Sell) |
7,500 |
$4.19 |
$31.43K |
| 2025-08-04 |
Skates Spenser |
10 Percent Owner, Officer: Chief Executive Officer |
Gift (Received) |
1,010,000 |
- |
- |
| 2025-07-15 |
Schultz Erica |
Director |
Option Exercise (Sell) |
7,500 |
$4.19 |
$31.43K |
