INTERACTIVE BROKERS GROUP IN

Ticker: IBKR CUSIP: 45841N107 Class: EQTY

SeaBridge Investment Advisors LLC's Holding History (CIK: 0001304229)

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

Q2 2019
Shares 815 Value ($000) $44 Avg Close $13.01 Range $11.86 - $14.22
Q1 2019
Shares 815 Value ($000) $42 Avg Close $12.59 Range $11.61 - $13.91
Q4 2018
Shares 815 Value ($000) $45 Avg Close $12.75 Range $11.08 - $14.96
Q3 2018
Shares 815 Value ($000) $45 Avg Close $14.48 Range $13.14 - $15.95
Q2 2018
Shares 815 Value ($000) $52 Avg Close $17.25 Range $15.13 - $19.13
Q1 2018
Shares 815 Value ($000) $55 Avg Close $15.75 Range $14.01 - $17.65
Q4 2017
Shares 1,920 Value ($000) $114 Avg Close $12.95 Range $10.63 - $14.82
Q3 2017
Shares 1,920 Value ($000) $86 Avg Close $9.67 Range $8.58 - $10.70
Q2 2017
Shares 4,270 Value ($000) $160 Avg Close $8.40 Range $7.80 - $9.05
Q1 2017
Shares 4,270 Value ($000) $148 Avg Close $8.78 Range $8.05 - $9.31
Q4 2016
Shares 4,798 Value ($000) $175 Avg Close $8.56 Range $7.51 - $9.35
Q3 2016
Shares 4,798 Value ($000) $169 Avg Close $8.30 Range $7.88 - $8.76
Q2 2016
Shares 4,798 Value ($000) $170 Avg Close $8.92 Range $7.90 - $9.67
Q1 2016
Shares 4,500 Value ($000) $177 Avg Close $8.23 Range $6.87 - $10.05
Q4 2015
Shares 2,290 Value ($000) $100 Avg Close $9.71 Range $8.53 - $10.45
Q3 2015
Shares 700 Value ($000) $28 Avg Close $9.55 Range $8.25 - $10.65
Q2 2015
Shares 700 Value ($000) $29 Avg Close $8.40 Range $7.45 - $9.84