# ALPHA & OMEGA SEMICONDUCTOR SHS

ALPHA & OMEGA SEMICONDUCTOR SHS is a security (CUSIP G6331P104) tracked across SEC portfolio filings. 204 institutional managers reported $502.2M on Form 13F as of 2026-06-30; 13 registered fund positions totaling $16.8M via N-PORT as of 2026-05-31.

## Summary

- Issuer: ALPHA & OMEGA SEMICONDUCTOR
- Class: SHS
- CUSIP: G6331P104
- Asset category: EC
- 13F holders: 204
- 13F value: $502.2M
- 13F period: 2026-06-30
- N-PORT fund positions: 13
- N-PORT value: $16.8M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 204 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $86.5M | 3,904,776 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $48.0M | 2,424,320 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | Toronto, A6 | $34.9M | 1,574,462 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $34.7M | 1,563,871 |
| STATE STREET CORP | BOSTON, MA | $31.1M | 1,401,550 |
| WELLINGTON MANAGEMENT GROUP LLP | BOSTON, MA | $15.4M | 694,808 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $13.9M | 628,668 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $12.3M | 553,011 |
| FMR LLC | BOSTON, MA | $12.1M | 544,709 |
| [WEBER CAPITAL MANAGEMENT LLC /ADV](https://search.stillhousedata.com/firm/109624) | SAN FRANCISCO, CA | $12.0M | 542,308 |
| [ROYCE & ASSOCIATES LP](https://search.stillhousedata.com/firm/107689) | New York, NY | $11.5M | 518,115 |
| CONGRESS ASSET MANAGEMENT CO /MA | BOSTON, MA | $9.6M | 203,460 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $9.3M | 420,427 |
| [PANAGORA ASSET MANAGEMENT INC](https://search.stillhousedata.com/firm/105201) | BOSTON, MA | $9.2M | 194,356 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | FLORHAM PARK, NJ | $7.8M | 353,914 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $6.1M | 0.75% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $5.9M | 3.36% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $2.0M | 1.97% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $1.1M | 0.52% |
| [VANGUARD U.S. MOMENTUM FACTOR ETF](https://search.stillhousedata.com/fund/S000061302) | VANGUARD WELLINGTON FUND | $875K | 4.77% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $308K | 0.05% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $256K | 0.08% |
| [Invesco NASDAQ Future Gen 200 ETF](https://search.stillhousedata.com/fund/S000077288) | Invesco Exchange-Traded Fund Trust II | $166K | 87.84% |
| [Vericimetry U.S. Small Cap Value Fund](https://search.stillhousedata.com/fund/S000033942) | VERICIMETRY FUNDS | $71K | 4.23% |
| [TIAA Separate Account VA-1 - Stock Index Account](https://search.stillhousedata.com/fund/S000005098) | TIAA Separate Account VA-1 | $19K | 0.15% |
| [Humankind U.S. Stock ETF](https://search.stillhousedata.com/fund/S000069946) | Humankind Benefit Corp | $6K | 0.34% |
| [Schroder North American Equity Fund](https://search.stillhousedata.com/fund/S000010680) | SCHRODER GLOBAL SERIES TRUST | $5K | 3.02% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $-80K | -0.57% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/G6331P104.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.