GENTEX CORP

Ticker: GNTX CUSIP: 371901109 Class: COM

KIRR MARBACH & CO LLC /IN/'s Holding History (CIK: 0000764112)

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

Q4 2017

Shares 555,106 Value ($000) $11,629 Avg Close $19.89 Range $18.51 - $21.16

Q3 2017

Shares 562,362 Value ($000) $11,135 Avg Close $18.18 Range $16.59 - $19.98

Q2 2017

Shares 558,821 Value ($000) $10,601 Avg Close $19.49 Range $18.06 - $21.49

Q1 2017

Shares 556,295 Value ($000) $11,866 Avg Close $20.99 Range $19.76 - $22.12

Q4 2016

Shares 598,839 Value ($000) $11,791 Avg Close $18.20 Range $16.06 - $20.39

Q3 2016

Shares 646,976 Value ($000) $11,361 Avg Close $17.28 Range $14.66 - $18.30

Q2 2016

Shares 643,224 Value ($000) $9,938 Avg Close $15.89 Range $14.69 - $16.60

Q1 2016

Shares 643,069 Value ($000) $10,090 Avg Close $14.56 Range $12.93 - $15.90

Q4 2015

Shares 644,324 Value ($000) $10,316 Avg Close $16.16 Range $15.29 - $16.91

Q3 2015

Shares 657,504 Value ($000) $10,191 Avg Close $15.89 Range $13.84 - $16.80

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	555,106	$11,629	$19.89	$18.51 - $21.16
Q3 2017	562,362	$11,135	$18.18	$16.59 - $19.98
Q2 2017	558,821	$10,601	$19.49	$18.06 - $21.49
Q1 2017	556,295	$11,866	$20.99	$19.76 - $22.12
Q4 2016	598,839	$11,791	$18.20	$16.06 - $20.39
Q3 2016	646,976	$11,361	$17.28	$14.66 - $18.30
Q2 2016	643,224	$9,938	$15.89	$14.69 - $16.60
Q1 2016	643,069	$10,090	$14.56	$12.93 - $15.90
Q4 2015	644,324	$10,316	$16.16	$15.29 - $16.91
Q3 2015	657,504	$10,191	$15.89	$13.84 - $16.80