AOSL insider buying and SEC filings, explained
Alpha & Omega Semiconductor Ltd. · CIK 1387467
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Company profile
- Exchanges
- Nasdaq
- Industry (SIC)
- Semiconductors & Related Devices
- Fiscal year end
- Jun 30
Insider activity in the last 12 months
Bought
$641K
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$2.7M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Jul 16, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 875 shares at $33.99 ($30K), marked as a 10b5-1 plan trade. Holdings down 1% to 122,785 shares. | SEC filing Filed Jul 17, 2026 |
| Jun 16, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 4,916 shares at $47.09 ($231K), marked as a 10b5-1 plan trade. Holdings down 4% to 123,660 shares. | SEC filing Filed Jun 17, 2026 |
| May 22, 2026 | Planned (10b5-1) | Claudia Chen (Director) sold 4,061 shares at about $39.53 ($161K), marked as a 10b5-1 plan trade. Holdings down 13% to 28,192 shares. | SEC filing Filed May 26, 2026 |
| May 18, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 4,916 shares at $41.00 ($202K), marked as a 10b5-1 plan trade. Holdings down 4% to 127,701 shares. | SEC filing Filed May 20, 2026 |
| Apr 17, 2026 | Planned (10b5-1) | Yifan Liang (CFO) sold 8,625 shares at about $35.00 ($302K), marked as a 10b5-1 plan trade. Holdings down 3% to 270,003 shares. | SEC filing Filed Apr 20, 2026 |
| Apr 17, 2026 | Planned (10b5-1) | Stephen Chunping Chang (CEO and Director) sold 14,884 shares at about $34.47 ($513K), marked as a 10b5-1 plan trade. Holdings down 2% to 635,901 shares. | SEC filing Filed Apr 20, 2026 |
| Apr 16, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 1,832 shares at $31.21 ($57K), marked as a 10b5-1 plan trade. Holdings down 1% to 132,617 shares. | SEC filing Filed Apr 20, 2026 |
| Apr 14, 2026 | Planned (10b5-1) | Yifan Liang (CFO) sold 26,517 shares at about $30.57 ($810K), marked as a 10b5-1 plan trade. Holdings down 9% to 278,628 shares. | SEC filing Filed Apr 16, 2026 |
| Apr 14, 2026 | Planned (10b5-1) | Stephen Chunping Chang (CEO and Director) sold 5,594 shares at $31.90 ($178K), marked as a 10b5-1 plan trade. Holdings down 1% to 650,785 shares. | SEC filing Filed Apr 16, 2026 |
| Mar 16, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 2,408 shares at $21.92 ($53K), marked as a 10b5-1 plan trade. Holdings down 2% to 113,631 shares. | SEC filing Filed Mar 18, 2026 |
| Mar 9, 2026 | Purchase (code P) | Mike F Chang (Director and 10% owner) bought 33,727 shares at $19.00 ($641K), reported as a purchase (code P). Holdings up 1% to 4,369,574 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 10, 2026 |
| Feb 17, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 2,460 shares at $22.33 ($55K), marked as a 10b5-1 plan trade. Holdings down 2% to 116,039 shares. | SEC filing Filed Feb 18, 2026 |
| Jan 15, 2026 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 737 shares at $22.43 ($17K), marked as a 10b5-1 plan trade. Holdings down 1% to 118,499 shares. | SEC filing Filed Jan 16, 2026 |
| Dec 15, 2025 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 1,845 shares at $20.56 ($38K), marked as a 10b5-1 plan trade. Holdings down 1% to 127,863 shares. | SEC filing Filed Dec 16, 2025 |
| Nov 14, 2025 | Planned (10b5-1) | Bing Xue (EVP-WW Sales & Bus Development) sold 1,845 shares at $18.16 ($34K), marked as a 10b5-1 plan trade. Holdings down 1% to 129,708 shares. | SEC filing Filed Nov 17, 2025 |
28 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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