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Jeff Yass’s Alpha and Omega Semiconductor AOSL Stock Holding History

Jeff Yass’s Portfolio AOSL Stock Details AOSL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$4.97M Buy
105,100
+76,100
+262% +$3.06M ﹤0.01% 4636
2026
Q1 		$643K Sell
29,000
-10,200
-26% -$222K ﹤0.01% 9018
2025
Q4 		$777K Buy
39,200
+11,800
+43% +$279K ﹤0.01% 7759
2025
Q3 		$766K Buy
27,400
+17,400
+174% +$483K ﹤0.01% 7976
2025
Q2 		$257K Sell
10,000
-6,200
-38% -$135K ﹤0.01% 10686
2025
Q1 		$403K Sell
16,200
-32,200
-67% -$1.08M ﹤0.01% 9379
2024
Q4 		$1.79M Buy
48,400
+18,200
+60% +$678K ﹤0.01% 5562
2024
Q3 		$1.12M Sell
30,200
-7,900
-21% -$300K ﹤0.01% 6524
2024
Q2 		$1.42M Buy
+38,100
New +$1.01M ﹤0.01% 5781
2024
Q1 		– Sell
-23,400
Closed -$610K – 12100
2023
Q4 		$610K Sell
23,400
-16,800
-42% -$415K ﹤0.01% 8179
2023
Q3 		$1.2M Buy
40,200
+18,400
+84% +$572K ﹤0.01% 6229
2023
Q2 		$715K Sell
21,800
-52,200
-71% -$1.4M ﹤0.01% 7469
2023
Q1 		$1.99M Buy
74,000
+47,100
+175% +$1.37M ﹤0.01% 5156
2022
Q4 		$769K Sell
26,900
-29,400
-52% -$951K ﹤0.01% 6754
2022
Q3 		$1.73M Buy
56,300
+26,400
+88% +$977K ﹤0.01% 5232
2022
Q2 		$997K Sell
29,900
-26,400
-47% -$1.08M ﹤0.01% 6541
2022
Q1 		$3.08M Buy
56,300
+12,800
+29% +$666K ﹤0.01% 4569
2021
Q4 		$2.63M Buy
43,500
+31,900
+275% +$1.38M ﹤0.01% 4886
2021
Q3 		$364K Buy
+11,600
New +$322K ﹤0.01% 10136
2021
Q2 		– Sell
-20,200
Closed -$661K – 12510
2021
Q1 		$661K Buy
+20,200
New +$663K ﹤0.01% 8809
2020
Q2 		– Sell
-15,500
Closed -$99K – 10067
2020
Q1 		$99K Sell
15,500
-9,500
-38% -$103K ﹤0.01% 9329
2019
Q4 		$341K Buy
+25,000
New +$316K ﹤0.01% 7770

Other funds holding AOSL

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Connor, Clark & Lunn Investment Management (CC&L)
Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return

Jeff Yass's AOSL Position: Q2 2026 in Review

Jeff Yass increased its Alpha and Omega Semiconductor (AOSL) stake by 131% in Q2 2026, buying an estimated $2.2M and bringing the position to 96,522 shares worth $4.57M. The position accounts for ﹤0.01% of the portfolio, ranked #4797.

Jeff Yass first reported a position in AOSL in Q3 2014 and has held it in 37 quarters since. The position peaked at $6.68M in Q1 2022. 216 funds tracked by Wall St. Rank hold AOSL as of Q2 2026.

  • Jeff Yass held 96,522 shares of Alpha and Omega Semiconductor worth $4.57M as of Q2 2026.
  • Jeff Yass bought 54,787 Alpha and Omega Semiconductor shares in Q2 2026, an estimated $2.2M.
  • Alpha and Omega Semiconductor made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #4797 holding.
  • Jeff Yass first reported a position in Alpha and Omega Semiconductor in Q3 2014 and has held it in 37 quarters since.
  • Jeff Yass's Alpha and Omega Semiconductor position peaked at $6.68M in Q1 2022.
  • 216 funds tracked by Wall St. Rank held Alpha and Omega Semiconductor as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.