Latest Period
Q1 2026
Security Snapshot
AMBARELLA INC - Common Stock (AMBA) Institutional Ownership
CUSIP: G037AX101
13F Institutional Holders and Ownership History from Q1 2014 to Q1 2026
Institutions Reporting
303
Shares (Excl. Options)
36,493,368
Price
$51.48
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- Security type / class
- Equity / Common Stock
- Symbol
- AMBA on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 36,493,368
- Total 13F value
- $1,877,529,018
- Portfolio coverage rank
- 0%
- Share change
- -730,617
- Value change
- -$135,990,248
- Number of holders
- 303
- Shares outstanding
- 43,789,965
- SEC-reported price per share
- $78.19
- Insider filing price
- $78.19
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- AMBA - AMBARELLA INC - Common Stock is tracked under CUSIP G037AX101.
- 303 institutions reported positions in Q1 2026.
- 2 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 320 to 303 between Q4 2025 and Q1 2026.
- SEC-reported value moved from $2,624,244,716 to $1,877,529,018.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 303 institutions filings for Q1 2026.
Security key
G037AX101
Latest holder period
Q1 2026
13F holders
303
13D/G owners
2
CIK / CUSIP context first
Open Q1 2026 holders
AMBA full holder history
AMBARELLA INC SEC filings
AMBARELLA INC company facts
AMBARELLA INC insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP G037AX101:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
2
Security
AMBA
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.6% | $193,175,380 | 3,752,800 | Vanguard Portfolio Management | 31 Mar 2026 | |||
| BlackRock, Inc. | 7.3% | $143,766,412 | 3,081,149 | BlackRock, Inc. | 31 Mar 2025 |
As of 31 Mar 2026, 303 institutional investors reported holding 36,493,368 shares of AMBARELLA INC - Common Stock (AMBA). This represents 83% of the company’s total 43,789,965 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
60%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 8.7% | 3,789,215 | -1% | 0% | $195,049,857 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 8.5% | 3,716,863 | 0% | 0.01% | $191,325,523 |
| STATE STREET CORP | 4.5% | 1,976,464 | +16% | 0% | $101,738,485 |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.1% | 1,814,603 | 0% | 0% | $93,406,689 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | 3.6% | 1,586,082 | +49% | 0.07% | $81,643,571 |
| MILLENNIUM MANAGEMENT LLC | 3.5% | 1,512,539 | +791% | 0.06% | $77,857,945 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.4% | 1,029,229 | +0.85% | 0% | $52,989,656 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 2.2% | 952,315 | +10% | 0.01% | $49,021,000 |
| CITADEL ADVISORS LLC | 2.1% | 931,862 | +74% | 0.03% | $47,967,596 |
| Legal & General Group Plc | 2.1% | 926,396 | +51% | 0.01% | $47,686,233 |
| MORGAN STANLEY | 1.7% | 724,655 | -20% | 0% | $37,301,706 |
| DIMENSIONAL FUND ADVISORS LP | 1.5% | 638,587 | +28% | 0.01% | $32,866,366 |
| Connor, Clark & Lunn Investment Management Ltd. | 1.4% | 600,506 | +7.8% | 0.07% | $30,911,046 |
| EXCHANGE TRADED CONCEPTS, LLC | 1.3% | 571,580 | +62% | 0.23% | $29,422,081 |
| FIFTHDELTA Ltd | 1.2% | 546,538 | 3.9% | $28,133,044 | |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 1.2% | 541,901 | +24% | 0.04% | $27,724,778 |
| Point72 Asset Management, L.P. | 1.2% | 521,211 | -32% | 0.05% | $26,829,339 |
| AQR CAPITAL MANAGEMENT LLC | 1.1% | 495,815 | +110% | 0.01% | $25,522,082 |
| Nuveen, LLC | 1.1% | 487,820 | +2.3% | 0.01% | $25,110,534 |
| BANK OF AMERICA CORP /DE/ | 1.1% | 481,758 | +7.8% | 0% | $24,798,492 |
| Stephens Investment Management Group LLC | 1.1% | 475,141 | -0.38% | 0.34% | $24,457,884 |
| JPMORGAN CHASE & CO | 1.1% | 473,762 | +77% | 0% | $23,048,521 |
| Squarepoint Ops LLC | 1.1% | 460,580 | -42% | 0.05% | $23,708,356 |
| PINNACLE ASSOCIATES LTD | 0.98% | 430,249 | +20% | 0.28% | $22,147,067 |
| ALGERT GLOBAL LLC | 0.93% | 409,220 | +97% | 0.32% | $21,065,000 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
49
Latest
Q1 2026
Rows shown
1-25 of 49
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 36,493,368 | $1,877,529,018 | -$135,990,248 | $51.48 | 303 |
| 2025 Q4 | 37,040,838 | $2,624,244,716 | +$116,149,395 | $70.84 | 320 |
| 2025 Q3 | 35,560,798 | $2,934,360,707 | +$22,407,975 | $82.52 | 326 |
| 2025 Q2 | 35,085,745 | $2,317,972,853 | +$77,214,057 | $66.06 | 300 |
| 2025 Q1 | 35,186,504 | $1,771,151,426 | +$64,310,882 | $50.33 | 292 |
| 2024 Q4 | 33,736,054 | $2,454,442,191 | +$65,787,257 | $72.74 | 295 |
| 2024 Q3 | 32,939,076 | $1,860,105,908 | -$65,118,701 | $56.40 | 260 |
| 2024 Q2 | 33,946,351 | $1,831,306,991 | +$84,274,951 | $53.95 | 259 |
| 2024 Q1 | 32,920,371 | $1,670,994,164 | -$12,814,533 | $50.77 | 264 |
| 2023 Q4 | 33,035,059 | $2,024,157,588 | +$78,938,079 | $61.29 | 255 |
| 2023 Q3 | 30,995,709 | $1,643,802,053 | -$22,743,049 | $53.03 | 251 |
| 2023 Q2 | 30,804,989 | $2,576,151,353 | +$65,177,020 | $83.67 | 253 |
| 2023 Q1 | 30,212,219 | $2,337,115,894 | -$98,716,077 | $77.42 | 266 |
| 2022 Q4 | 31,418,612 | $2,582,366,731 | +$154,138,991 | $82.23 | 260 |
| 2022 Q3 | 30,242,987 | $1,699,202,283 | +$39,180,061 | $56.18 | 232 |
| 2022 Q2 | 29,354,535 | $1,921,888,545 | +$24,358,393 | $65.46 | 254 |
| 2022 Q1 | 28,659,635 | $3,004,911,220 | -$132,320,007 | $104.92 | 286 |
| 2021 Q4 | 28,156,755 | $5,711,019,289 | -$22,081,079 | $202.89 | 315 |
| 2021 Q3 | 28,476,869 | $4,433,842,319 | +$201,441,781 | $155.74 | 274 |
| 2021 Q2 | 27,377,770 | $2,918,770,335 | +$9,432,656 | $106.63 | 253 |
| 2021 Q1 | 27,702,577 | $2,777,854,305 | +$188,525,930 | $100.39 | 259 |
| 2020 Q4 | 26,556,074 | $2,438,487,213 | +$70,702,980 | $91.82 | 252 |
| 2020 Q3 | 25,799,884 | $1,346,247,956 | +$30,198,437 | $52.18 | 213 |
| 2020 Q2 | 25,349,183 | $1,160,846,534 | -$31,480,457 | $45.80 | 207 |
| 2020 Q1 | 25,723,759 | $1,249,072,716 | +$8,122,577 | $48.56 | 208 |