AMPL Institutional Ownership
Top institutional (13F) holders of AMPL and 5%+ (13D/G) positions, sourced from SEC EDGAR.
Institutional owners
39
Institutional value
$446.61M
Top holder
WELLINGTON MANAGEMENT GROUP LLP
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Top holders
| Holder | Filed | Value |
|---|---|---|
| WELLINGTON MANAGEMENT GROUP LLPinvestment advisor | Aug 14, 2026 | $84.81M |
| BlackRock, Inc.holding company | Aug 7, 2026 | $76.84M |
| Vanguard Portfolio Managementinvestment advisor | Aug 13, 2026 | $46.54M |
| FMR LLCinvestment advisor | Aug 13, 2026 | $45.74M |
| GEODE CAPITAL MANAGEMENT, LLCinvestment advisor | Nov 6, 2026 | $35.99M |
| Vanguard Capital Managementinvestment advisor | Aug 13, 2026 | $30.14M |
| STATE STREET CORPORATIONholding company | Sep 22, 2026 | $19.93M |
| BAILLIE GIFFORD & COinvestment advisor | Aug 6, 2026 | $13.61M |
| AQR CAPITAL MANAGEMENT LLCinvestment advisor | Aug 14, 2026 | $11.54M |
| Point72 Asset Management, L.P.investment advisor | Aug 14, 2026 | $10.78M |
| MORGAN STANLEYholding company | Aug 13, 2026 | $8.8M |
| CITADEL ADVISORS LLCinvestment advisor | Sep 1, 2026 | $8.67M |
| NORTHERN TRUST CORPinvestment advisor | Aug 13, 2026 | $7.07M |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INCinvestment advisor | Aug 14, 2026 | $6.15M |
| Dimensional Fund Advisors LPinvestment advisor | Nov 4, 2026 | $4.89M |
| Bank of New York Mellon Corpholding company | Nov 5, 2026 | $3.85M |
| TWO SIGMA INVESTMENTS, LPinvestment advisor | Aug 14, 2026 | $3.18M |
| MILLENNIUM MANAGEMENT LLCinvestment advisor | Aug 14, 2026 | $2.94M |
| Man Group plcinvestment advisor | Aug 14, 2026 | $2.59M |
| UBS Group AGbank | Aug 13, 2026 | $2.46M |
| GOLDMAN SACHS GROUP INCinvestment advisor | Aug 14, 2026 | $2.44M |
| SUSQUEHANNA INTERNATIONAL GROUP, LLPinvestment advisor | Aug 14, 2026 | $2.35M |
| JPMORGAN CHASE & COholding company | Aug 12, 2026 | $2.09M |
| AllianceBernstein L.P.investment advisor | Aug 14, 2026 | $2.08M |
| LIGHT STREET CAPITAL MANAGEMENT, LLCinvestment advisor | May 15, 2026 | $2M |
5%+ holders
Current stakes of 5% or more from Schedule 13D and 13G filings. A joint filing shows once, under its lead filer.
No current 5%+ holders of AMPL on file.
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Source: SEC EDGAR Schedule 13D / 13G and 13F filings.