ALPHA & OMEGA SEMICONDUCTOR (AOSL) Institutional Ownership Changes & 13F Activity
ALPHA & OMEGA SEMICONDUCTOR (AOSL). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Two Sigma Investments, Lp, Wellington Management Group Llp, Jane Street Group, Llc, Royce & Associates Lp, and Invesco Ltd..
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Sell | -199,379 | -12.7% | 1,375,083 | $65.08M | Q2 2026 | Sep 09, 2026 |
| Parkside Financial Bank & Trust | Buy | +4 | +4.0% | 105 | $4.97K | Q2 2026 | Sep 04, 2026 |
| Citadel Advisors Llc | Buy | +2,934 | +8.1% | 39,368 | $1.86M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Buy | +4,036 | +17.0% | 27,820 | $1.32M | Q2 2026 | Aug 24, 2026 |
| Empowered Funds, Llc | Buy | +9,206 | +7.7% | 129,537 | $6.13M | Q2 2026 | Aug 17, 2026 |
| Public Employees Retirement System Of Ohio | Sell | -5,471 | -56.8% | 4,157 | $196.75K | Q2 2026 | Aug 17, 2026 |
| Two Sigma Investments, Lp | Buy | +398,565 | +72.1% | 951,576 | $45.04M | Q2 2026 | Aug 14, 2026 |
| Wellington Management Group Llp | Sell | -281,898 | -40.6% | 412,910 | $19.54M | Q2 2026 | Aug 14, 2026 |
| Jane Street Group, Llc | Buy | +234,335 | — | 234,335 | $11.09M | Q2 2026 | Aug 14, 2026 |
| Royce & Associates Lp | Sell | -209,100 | -40.4% | 309,015 | $14.63M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +207,842 | — | 207,842 | $9.84M | Q2 2026 | Aug 14, 2026 |
| Apis Capital Advisors, Llc | Buy | +206,280 | — | 206,280 | $9.76M | Q2 2026 | Aug 14, 2026 |
| Jacobs Levy Equity Management, Inc | Sell | -192,996 | -54.5% | 160,918 | $7.62M | Q2 2026 | Aug 14, 2026 |
| T. Rowe Price Investment Management, Inc. | Buy | +153,998 | — | 153,998 | $7.29M | Q2 2026 | Aug 14, 2026 |
| Sei Investments Co | Sell | -74,870 | -89.3% | 8,964 | $424.26K | Q2 2026 | Aug 14, 2026 |
| Tudor Investment Corp Et Al | Buy | +74,762 | +107.5% | 144,312 | $6.83M | Q2 2026 | Aug 14, 2026 |
| Millennium Management Llc | Buy | +69,866 | +35.3% | 267,648 | $12.67M | Q2 2026 | Aug 14, 2026 |
| Numerai Gp Llc | Sell | -65,033 | -66.4% | 32,941 | $1.56M | Q2 2026 | Aug 14, 2026 |
| Aqr Capital Management Llc | Sell | -58,224 | -41.1% | 83,433 | $3.95M | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment Lp | Sell | -56,626 | -32.5% | 117,474 | $5.56M | Q2 2026 | Aug 14, 2026 |
| Susquehanna International Group, Llp | Buy | +54,787 | +131.3% | 96,522 | $4.57M | Q2 2026 | Aug 14, 2026 |
| Engineers Gate Manager Lp | Sell | -50,784 | -80.6% | 12,250 | $579.79K | Q2 2026 | Aug 14, 2026 |
| Ameriprise Financial Inc | Buy | +47,029 | — | 47,029 | $2.23M | Q2 2026 | Aug 14, 2026 |
| Marex Group Plc | Buy | +21,500 | — | 21,500 | $1.02M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Buy | +17,551 | +13.7% | 145,243 | $6.87M | Q2 2026 | Aug 14, 2026 |
| Charles Schwab Investment Management Inc | Sell | -17,230 | -4.1% | 403,197 | $19.08M | Q2 2026 | Aug 14, 2026 |
| Arosa Capital Management Lp | Sell | -15,000 | -50.0% | 15,000 | $709.95K | Q2 2026 | Aug 14, 2026 |
| Mork Capital Management, Llc | Sell | -15,000 | -33.3% | 30,000 | $1.42M | Q2 2026 | Aug 14, 2026 |
| Xtx Topco Ltd | Buy | +14,628 | +63.8% | 37,562 | $1.78M | Q2 2026 | Aug 14, 2026 |
| Alliancebernstein L.P. | Buy | +13,198 | +64.4% | 33,698 | $746.75K | Q2 2026 | Aug 14, 2026 |
Frequently asked questions about AOSL activity
Which institutional owners are buying AOSL?
Institutional owners buying AOSL include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in AOSL activity?
"Buy" means an investor increased their reported position in AOSL compared to the prior reporting period. This reflects growing exposure to ALPHA & OMEGA SEMICONDUCTOR (AOSL) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in AOSL increasing?
Institutional interest in AOSL can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
Related AOSL Institutional Insights
- AOSL Overview
- AOSL 13F Institutional Holders
- AOSL Top Institutional Shareholders
- Technology Sector Institutional Ownership
- Technology Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Technology Stocks By Institutional Investors
- Most Sold Technology Stocks By Institutional Investors
- AOSL Insider Trading & SEC Form 4 Activity
- AOSL Articles
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