Parallax Volatility Advisers
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Parallax Volatility Advisers’s Applied Optoelectronics AAOI Stock Holding History

Parallax Volatility Advisers’s Portfolio AAOI Stock Details AAOI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-71,300
Closed -$6.03M – 1503
2026
Q1 		$6.03M Buy
+71,300
New +$4.55M 0.02% 529
2020
Q1 		– Sell
-9,100
Closed -$110K – 2415
2019
Q4 		$110K Sell
9,100
-900
-9% -$9.6K ﹤0.01% 2120
2019
Q3 		$110K Sell
10,000
-3,900
-28% -$39.1K ﹤0.01% 1967
2019
Q2 		$141K Sell
13,900
-5,700
-29% -$60.9K ﹤0.01% 1801
2019
Q1 		$240K Buy
+19,600
New +$296K ﹤0.01% 1812
2017
Q4 		– Sell
-50,000
Closed -$3.23M – 3883
2017
Q3 		$3.23M Hold
50,000
– – 0.01% 696
2017
Q2 		$3.09M Buy
50,000
+48,200
+2,678% +$2.82M 0.01% 705
2017
Q1 		$101K Buy
+1,800
New +$71K ﹤0.01% 2262

Other funds holding AAOI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
MG
Marex Group London $23.6B AUM 57.16% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
OAM
Oberweis Asset Management Lisle, Illinois $4.84B AUM 160.95% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
VARA
Value Aligned Research Advisors Princeton, New Jersey $40.1B AUM 376.19% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Parallax Volatility Advisers's AAOI Position: Q2 2026 in Review

Parallax Volatility Advisers sold out of Applied Optoelectronics (AAOI) in Q2 2026, closing a stake of 38,271 shares — an estimated $3.24M sold.

Parallax Volatility Advisers first reported a position in AAOI in Q4 2016 and held it in 12 quarters. The position peaked at $3.24M in Q1 2026. 481 funds tracked by Wall St. Rank hold AAOI as of Q2 2026.

  • Parallax Volatility Advisers reported no remaining Applied Optoelectronics position as of Q2 2026 after selling out during the quarter.
  • Parallax Volatility Advisers sold 38,271 Applied Optoelectronics shares in Q2 2026, an estimated $3.24M.
  • Parallax Volatility Advisers first reported a position in Applied Optoelectronics in Q4 2016 and held it in 12 quarters.
  • Parallax Volatility Advisers's Applied Optoelectronics position peaked at $3.24M in Q1 2026.
  • 481 funds tracked by Wall St. Rank held Applied Optoelectronics as of Q2 2026.

Based on Parallax Volatility Advisers's 13F filing for Q2 2026, filed 14 Aug 2026.