Insider · CIK 0001511393

Chang Mike F

Reports to the SEC for 1 company · SUNNYVALE, CA

sec.gov

Transactions

Companies

Filings

CIK

0001511393

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-08-24	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−101K sh	—	—	3,698,839
2026-08-13	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−3M sh	—	—	560,540
2026-07-13	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−23.8K sh	—	—	3,560,540
2026-06-01	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−30K sh	—	—	3,584,294
2026-05-26	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−39.8K sh	—	—	3,614,294
2026-05-22	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−736K sh	—	—	3,654,074
2026-03-16	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−9,829 sh	$21.43	−$211K	4,364,261
2026-03-16	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+22.5K sh	—	—	4,390,326
2026-03-16	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+22.5K sh	—	—	4,386,761
2026-03-16	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−18K sh	$21.43	−$385K	4,374,090
2026-03-16	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+22.5K sh	—	—	4,392,074
2026-03-16	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−14.4K sh	$21.43	−$309K	4,355,155
2026-03-09	AOSLALPHA & OMEGA SEMICONDUCTOR LtdP Purchase	Director, 10% Owner	PPurchase	+33.7K sh	$19.00	+$641K	4,369,574
2026-01-02	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−16.7K sh	$20.66	−$345K	4,335,847
2025-10-20	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−40K sh	—	—	4,352,547
2025-03-17	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−27.3K sh	$27.61	−$754K	4,375,574
2025-03-17	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+37.5K sh	—	—	4,392,547
2025-03-17	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−20.5K sh	$27.61	−$567K	4,355,047
2025-03-17	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+22.5K sh	—	—	4,402,870
2025-01-02	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−22.4K sh	$36.54	−$820K	4,380,370
2024-12-03	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−30K sh	—	—	4,402,816
2024-08-28	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−10K sh	—	—	4,432,816
2024-05-10	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−30K sh	—	—	4,442,816
2024-03-15	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+37.5K sh	—	—	4,527,786
2024-03-15	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−30.8K sh	$21.55	−$664K	4,496,983
2024-03-15	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−24.2K sh	$21.55	−$521K	4,472,816
2024-01-29	AOSLALPHA & OMEGA SEMICONDUCTOR Ltd · Employee Share Option (right to buy)M Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	−30K sh	—	—	0
2024-01-29	AOSLALPHA & OMEGA SEMICONDUCTOR LtdS Sale	Director, 10% Owner	SSale	−30K sh	$26.91	−$807K	4,500,286
2024-01-29	AOSLALPHA & OMEGA SEMICONDUCTOR LtdM Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	+30K sh	$7.44	+$223K	4,530,286
2024-01-02	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−17.3K sh	$27.38	−$474K	4,500,286
2024-01-02	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+180K sh	—	—	4,517,591
2023-12-28	AOSLALPHA & OMEGA SEMICONDUCTOR LtdS Sale	Director, 10% Owner	SSale	−30K sh	$26.53	−$796K	4,337,591
2023-12-28	AOSLALPHA & OMEGA SEMICONDUCTOR Ltd · Employee Share Option (right to buy)M Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	−30K sh	—	—	30,000
2023-12-28	AOSLALPHA & OMEGA SEMICONDUCTOR LtdM Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	+30K sh	$7.44	+$223K	4,367,591
2023-12-14	AOSLALPHA & OMEGA SEMICONDUCTOR LtdS Sale	Director, 10% Owner	SSale	−30K sh	$25.00	−$750K	4,337,591
2023-12-14	AOSLALPHA & OMEGA SEMICONDUCTOR Ltd · Employee Share Option (right to buy)M Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	−30K sh	—	—	60,000
2023-12-14	AOSLALPHA & OMEGA SEMICONDUCTOR LtdM Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	+30K sh	$7.44	+$223K	4,367,591
2023-10-26	AOSLALPHA & OMEGA SEMICONDUCTOR LtdM Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	+30K sh	$7.44	+$223K	4,367,591
2023-10-26	AOSLALPHA & OMEGA SEMICONDUCTOR Ltd · Employee Share Option (right to buy)M Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	0 sh	—	—	90,000
2023-10-26	AOSLALPHA & OMEGA SEMICONDUCTOR LtdS Sale	Director, 10% Owner	SSale	−30K sh	$25.03	−$751K	4,337,591
2023-09-26	AOSLALPHA & OMEGA SEMICONDUCTOR LtdS Sale	Director, 10% Owner	SSale	−30K sh	$28.64	−$859K	4,337,591
2023-09-26	AOSLALPHA & OMEGA SEMICONDUCTOR Ltd · Employee Share Option (right to buy)M Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	−30K sh	—	—	120,000
2023-09-26	AOSLALPHA & OMEGA SEMICONDUCTOR LtdM Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	+30K sh	$7.44	+$223K	4,367,591
2023-09-14	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−50K sh	—	—	4,337,591
2023-09-06	AOSLALPHA & OMEGA SEMICONDUCTOR LtdG Gift	Director, 10% Owner	GGift	−10K sh	—	—	4,490,286
2023-09-01	AOSLALPHA & OMEGA SEMICONDUCTOR LtdS Sale	Director, 10% Owner	SSale	−30K sh	$31.01	−$930K	4,387,591
2023-09-01	AOSLALPHA & OMEGA SEMICONDUCTOR Ltd · Employee Share Option (right to buy)M Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	−30K sh	—	—	150,000
2023-09-01	AOSLALPHA & OMEGA SEMICONDUCTOR LtdM Exercise/Conversion	Director, 10% Owner	MExercise/Conversion	+30K sh	$7.44	+$223K	4,417,591
2023-03-15	AOSLALPHA & OMEGA SEMICONDUCTOR LtdA Award	Director, 10% Owner	AAward	+54.2K sh	—	—	4,387,591
2023-03-15	AOSLALPHA & OMEGA SEMICONDUCTOR LtdF Tax Payment	Director, 10% Owner	FTax Payment	−24.1K sh	$25.45	−$613K	4,333,411

Recent filings

Accepted (ET)
Sep 114
Chang Mike F0001628280-26-061534
SEC(opens sec.gov)
Aug 144
Chang Mike F0001628280-26-057089
SEC(opens sec.gov)
Jul 154
Chang Mike F0001628280-26-048371
SEC(opens sec.gov)
Jun 34
Chang Mike F0001628280-26-040485
SEC(opens sec.gov)
May 284
Chang Mike F0001628280-26-038835
SEC(opens sec.gov)
May 274
Chang Mike F0001628280-26-038447
SEC(opens sec.gov)
Mar 254/A
Chang Mike F0001387467-26-000023
SEC(opens sec.gov)
Mar 184
Chang Mike F0001511393-26-000004
SEC(opens sec.gov)
Mar 104
Chang Mike F0001387467-26-000020
SEC(opens sec.gov)
Jan 54
Chang Mike F0001387467-26-000001
SEC(opens sec.gov)
Oct 214
Chang Mike F0001387467-25-000060
SEC(opens sec.gov)
Mar 184
Chang Mike F0001387467-25-000030
SEC(opens sec.gov)
Jan 34
Chang Mike F0001387467-25-000008
SEC(opens sec.gov)

Companies

ALPHA & OMEGA SEMICONDUCTOR LtdDirector, 10% OwnerAOSL

Address

475 OAKMEAD PARKWAY

SUNNYVALE, CA, 94085