Amplitude
AMPL · NASDAQ
$15.70+$0.52 (+3.43%)TodayMarket closed ·
Prev close $15.18
Who owns AMPL
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 35.5% of AMPL’s shares.
- Wellington Management Company, LLP8.4%
- BlackRock Institutional Trust Company, N.A.6.0%
- Vanguard Portfolio Management, LLC4.6%
- Fidelity Management & Research Company LLC4.5%
- Next 6 largest institutions12.1%
- All other shareholders64.5%
| Holder | Shares | % of shares |
|---|---|---|
| Wellington Management Company, LLP | 11.09M | 8.36% |
| BlackRock Institutional Trust Company, N.A. | 7.90M | 5.96% |
| Vanguard Portfolio Management, LLC | 6.08M | 4.59% |
| Fidelity Management & Research Company LLC | 5.98M | 4.51% |
| Vanguard Capital Management, LLC | 3.94M | 2.97% |
| Sequoia Capital Partners Inc. | 2.80M | 2.11% |
| State Street Investment Management (US) | 2.60M | 1.96% |
| Geode Capital Management, L.L.C. | 2.48M | 1.87% |
| Trigran Investments, Inc. | 2.32M | 1.75% |
| Crook (Nathaniel Glenn) | 1.92M | 1.45% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Fidelity Select Software and IT Services Portfolio | 4.74M | 3.58% |
| Vanguard Total Stock Market Index Fund | 2.76M | 2.08% |
| iShares Russell 2000 ETF | 2.53M | 1.90% |
| Vanguard Information Technology Index Fund | 2.25M | 1.69% |
| Vanguard Small-Cap Index Fund | 2.02M | 1.52% |
Insider trades
Form 4 filings by officers, directors and large holders
Over the last 6 months, insiders sold $7.82M (9 trades) of AMPL on the open market, with no buys.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Raji Vijaye Ganesh | Award | 37.85K | — |
| Tzuo Tien | Award | 818 | — |
| Schultz Erica | Award | 892 | — |
| Skates Spenser | Other | 70.09K | — |
| Skates Spenser | Sale | 70.09K | $1.02M |
| Skates Spenser | Other | 70.09K | — |
| Skates Spenser | Other | 3.54K | — |
| Skates Spenser | Sale | 3.54K | $51.14K |
| Skates Spenser | Other | 3.54K | — |
| Skates Spenser | Other | 1.37K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 7.14M
- Days to cover
- 4.53
- % of shares outstanding
- 5.39%
- Average daily volume
- 1.58M
- Change since last report
- +10.0%
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