ALPHA & OMEGA SEMICONDUCTOR

Ticker: AOSL CUSIP: G6331P104 Class: Common Stock

Spark Investment Management LLC's Holding History (CIK: 0001554871)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019
Shares 19,900 Value ($000) $229 Avg Close $11.06 Range $9.94 - $12.42
Q3 2018
Shares 29,938 Value ($000) $348 Avg Close $13.73 Range $11.44 - $16.26
Q2 2018
Shares 103,600 Value ($000) $1,475 Avg Close $15.40 Range $12.92 - $16.30
Q1 2018
Shares 118,400 Value ($000) $1,829 Avg Close $16.17 Range $13.53 - $17.82
Q4 2017
Shares 178,700 Value ($000) $2,923 Avg Close $17.50 Range $16.30 - $18.72
Q3 2017
Shares 188,200 Value ($000) $3,103 Avg Close $16.38 Range $14.81 - $18.71
Q2 2017
Shares 174,500 Value ($000) $2,908 Avg Close $17.75 Range $15.76 - $20.48
Q1 2017
Shares 174,500 Value ($000) $2,999 Avg Close $19.83 Range $16.35 - $23.00
Q4 2016
Shares 174,500 Value ($000) $3,711 Avg Close $21.60 Range $18.14 - $23.93
Q3 2016
Shares 174,500 Value ($000) $3,790 Avg Close $17.96 Range $13.08 - $23.07
Q2 2016
Shares 121,000 Value ($000) $1,685 Avg Close $13.45 Range $11.58 - $15.00
Q1 2016
Shares 121,000 Value ($000) $1,433 Avg Close $10.55 Range $8.02 - $12.38
Q4 2015
Shares 56,700 Value ($000) $521 Avg Close $9.13 Range $7.68 - $9.90
Q3 2015
Shares 26,700 Value ($000) $207 Avg Close $7.89 Range $6.98 - $8.98
Q2 2015
Shares 33,200 Value ($000) $290 Avg Close $8.58 Range $7.36 - $9.18
Q1 2015
Shares 38,500 Value ($000) $342 Avg Close $8.91 Range $8.27 - $9.63
Q4 2014
Shares 38,500 Value ($000) $340 Avg Close $8.94 Range $8.07 - $9.94
Q3 2014
Shares 26,700 Value ($000) $250 Avg Close $9.47 Range $8.63 - $11.18
Q2 2014
Shares 17,700 Value ($000) $163 Avg Close $7.92 Range $6.93 - $9.36