POWER INTEGRATIONS INC

Ticker: POWI CUSIP: 739276103 Class: Common Stock

KEYBANK NATIONAL ASSOCIATION/OH's Holding History (CIK: 0001089877)

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

Q4 2017
Shares 4,543 Value ($000) $334 Avg Close $35.18 Range $32.26 - $39.91
Q3 2017
Shares 4,543 Value ($000) $333 Avg Close $33.61 Range $30.70 - $38.09
Q2 2017
Shares 6,238 Value ($000) $455 Avg Close $30.45 Range $28.41 - $34.96
Q1 2017
Shares 6,925 Value ($000) $455 Avg Close $30.47 Range $28.17 - $33.28
Q4 2016
Shares 5,844 Value ($000) $397 Avg Close $29.96 Range $27.74 - $32.06
Q3 2016
Shares 6,262 Value ($000) $395 Avg Close $25.95 Range $21.76 - $28.92
Q2 2016
Shares 6,262 Value ($000) $314 Avg Close $22.25 Range $20.39 - $24.96
Q1 2016
Shares 6,262 Value ($000) $311 Avg Close $20.90 Range $17.93 - $22.74
Q4 2015
Shares 8,702 Value ($000) $423 Avg Close $22.06 Range $18.20 - $23.98
Q3 2015
Shares 8,702 Value ($000) $367 Avg Close $18.09 Range $16.26 - $20.65
Q2 2015
Shares 10,861 Value ($000) $491 Avg Close $22.52 Range $19.63 - $24.33
Q1 2015
Shares 13,448 Value ($000) $700 Avg Close $24.21 Range $22.14 - $26.42
Q4 2014
Shares 13,448 Value ($000) $696 Avg Close $22.81 Range $19.04 - $25.19
Q3 2014
Shares 9,879 Value ($000) $533 Avg Close $25.20 Range $22.98 - $28.86
Q2 2014
Shares 22,152 Value ($000) $1,275 Avg Close $24.97 Range $16.99 - $30.03
Q1 2014
Shares 8,893 Value ($000) $585 Avg Close $27.03 Range $24.11 - $30.73
Q4 2013
Shares 8,772 Value ($000) $490 Avg Close $24.04 Range $22.49 - $26.82
Q3 2013
Shares 9,118 Value ($000) $494 Avg Close $23.02 Range $17.96 - $25.46
Q2 2013
Shares 11,108 Value ($000) $451 Avg Close $18.48 Range $16.68 - $20.17
Q1 2013
Shares 14,567 Value ($000) $632 Avg Close $17.79 Range $14.95 - $20.40
Q4 2012
Shares 14,018 Value ($000) $471 Avg Close — Range —