Ambarella, Inc. AMBA
60.92 USD -1.08 (-1.74%)
At closeNov 4, 2026, 5:27 PM EST
60.92 0.00 0.00%
After hours · Nov 4, 5:27 PM ET
58.61 Day range 63.86
48.30 52-week range 96.69
- YTD
- -14.00%
- 1 year
- -25.68%
Held by funds
106 US ETFs and mutual funds hold AMBA · largest positions
Ownership
Held by insiders 4.32%
Held by institutions 83.92%
Float held by institutions 87.71%
Institutions 469
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| Blackrock Inc. | 8.94% | 3,944,592 | 240.30M | Jun 29, 2026 |
| Vanguard Portfolio Management LLC | 8.36% | 3,688,405 | 224.70M | Jun 29, 2026 |
| Price (T.Rowe) Associates Inc | 5.89% | 2,598,976 | 158.33M | Jun 29, 2026 |
| State Street Corporation | 5.81% | 2,562,733 | 156.12M | Jun 29, 2026 |
| Vanguard Capital Management LLC | 4.24% | 1,873,539 | 114.14M | Jun 29, 2026 |
| Manufacturers Life Insurance Co. | 2.69% | 1,186,541 | 72.28M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund | 2.99% | 1,321,260 | 80.49M | Jun 29, 2026 |
| iShares Trust-iShares Russell 2000 ETF | 2.50% | 1,104,899 | 67.31M | Sep 29, 2026 |
| SPDR SERIES TRUST-State Street SPDR S&P Semiconductor ETF | 2.39% | 1,052,980 | 64.15M | Sep 29, 2026 |
| VANGUARD WORLD FUND-Vanguard Information Technology Index Fund | 2.30% | 1,016,297 | 61.91M | Aug 30, 2026 |
| VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund | 2.17% | 956,766 | 58.29M | Jun 29, 2026 |
| Vanguard Explorer Fund | 1.78% | 785,344 | 47.84M | Jul 30, 2026 |
Insiders
| Insider | Relation | Latest transaction | Date | Shares held |
|---|---|---|---|---|
| CHEN YUN-LUNG | Officer | Sale | Jul 8, 2026 | 60,557 |
| HON HSIAO-WUEN | Director | Stock Award(Grant) | Sep 7, 2026 | 33,927 |
| HU CHENMING C | Director | Stock Award(Grant) | Sep 7, 2026 | 32,667 |
| JU CHI-HONG JOHN | Officer | Sale | Jun 30, 2026 | 163,924 |
| KOHN LESLIE | Chief Technology Officer | Sale | Sep 16, 2025 | 977,428 |
| LEE CHAN W | Chief Operating Officer | Sale | Jun 16, 2026 | 157,098 |