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Thursday, November 26, 2009, 2:42AM ET - U.S. Markets Closed for Thanksgiving Day. Dow Up 0.29% Nasdaq Up 0.32%
Keithley Instruments Inc. (KEI)On Nov 25: 4.25   0.00 (0.00%)  
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Insider TransactionsGet Insider Transactions for:
NET SHARE PURCHASE ACTIVITY
Insider Purchases - Last 6 Months
 SharesTrans
Purchases39,84422
Sales3,0002
Net Shares Purchased
(Sold)
36,84424
Total Insider Shares Held795.86K N/A
% Net Shares Purchased
(Sold)
4.9% N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased (Sold)(2,067,100)
% Change in Institutional Shares Held(27.5%)
Data provided by Thomson Financial

INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS
DateInsiderSharesTypeTransactionValue*
15-Sep-09KEITHLEY JOSEPH P
Officer
500DirectAutomatic Purchase at $5.15 per share.$2,575
14-Sep-09KEITHLEY JOSEPH P
Officer
500DirectAutomatic Purchase at $4.70 per share.$2,350
10-Sep-09KEITHLEY JOSEPH P
Officer
285DirectAutomatic Purchase at $4.80 - $4.83 per share.$1,3722
9-Sep-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.20 - $4.27 per share.$4,2342
8-Sep-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.30 - $4.35 per share.$4,3242
1-Sep-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $4.90 - $5.01 per share.$7,4322
31-Aug-09KEITHLEY JOSEPH P
Officer
500DirectAutomatic Purchase at $5.10 per share.$2,550
25-Aug-09KEITHLEY JOSEPH P
Officer
411DirectAutomatic Purchase at $5.10 per share.$2,096
24-Aug-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $5.22 - $5.24 per share.$7,8452
21-Aug-09KEITHLEY JOSEPH P
Officer
1,200DirectAutomatic Purchase at $5.14 - $5.2 per share.$6,2042
18-Aug-09KEITHLEY JOSEPH P
Officer
500DirectAutomatic Purchase at $5.24 per share.$2,620
3-Aug-09BACHMAN BRIAN R
Director
1,000DirectSale at $5.85 per share.$5,850
31-Jul-09BACHMAN BRIAN R
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Jul-09GRISWOLD JAMES B
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Jul-09HENDRIX LEON J JR
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Jul-09REDDY N MOHAN
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Jul-09SCHERER BARBARA VAUGHN
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Jul-09SAPONAS THOMAS A
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Jul-09JACKMAN BRIAN J
Director
2,730DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-09KEITHLEY JOSEPH P
Officer
600DirectAutomatic Purchase at $4.75 - $4.8 per share.$2,8652
28-Jul-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $4.50 - $4.9 per share.$7,0502
21-Jul-09KEITHLEY JOSEPH P
Officer
1,066DirectAutomatic Purchase at $4.85 - $4.9 per share.$5,1962
20-Jul-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.65 - $4.85 per share.$4,7502
15-Jul-09KEITHLEY JOSEPH P
Officer
422DirectAutomatic Purchase at $4.15 per share.$1,751
14-Jul-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4 - $4.13 per share.$4,0642
13-Jul-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.10 per share.$4,100
8-Jul-09KEITHLEY JOSEPH P
Officer
1,151DirectAutomatic Purchase at $3.81 - $3.9 per share.$4,4372
7-Jul-09KEITHLEY JOSEPH P
Officer
500DirectAutomatic Purchase at $3.84 - $3.88 per share.$1,9302
6-Jul-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $3.50 - $3.57 per share.$3,5352
30-Jun-09KEITHLEY JOSEPH P
Officer
1,685DirectAutomatic Purchase at $3.67 - $3.75 per share.$6,2512
29-Jun-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $3.66 - $3.75 per share.$3,7052
23-Jun-09KEITHLEY JOSEPH P
Officer
1,130DirectAutomatic Purchase at $3.60 - $3.65 per share.$4,0962
22-Jun-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $3.80 - $3.97 per share.$5,8272
16-Jun-09KEITHLEY JOSEPH P
Officer
1,011DirectAutomatic Purchase at $3.93 - $3.95 per share.$3,9832
15-Jun-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $3.95 - $3.98 per share.$5,9472
9-Jun-09KEITHLEY JOSEPH P
Officer
1,237DirectAutomatic Purchase at $4.46 - $4.49 per share.$5,5352
8-Jun-09HOERSTEN MARK A
Officer
1,000DirectOption Exercise at $4.13 per share.$4,130
8-Jun-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.37 - $4.4 per share.$4,3852
2-Jun-09KEITHLEY JOSEPH P
Officer
1,766DirectAutomatic Purchase at $4.30 - $4.45 per share.$7,7262
1-Jun-09KEITHLEY JOSEPH P
Officer
500DirectAutomatic Purchase at $4.38 - $4.43 per share.$2,2022
27-May-09KEITHLEY JOSEPH P
Officer
1,488DirectAutomatic Purchase at $4.30 - $4.37 per share.$6,4502
26-May-09KEITHLEY JOSEPH P
Officer
800DirectAutomatic Purchase at $4.30 - $4.36 per share.$3,4642
20-May-09KEITHLEY JOSEPH P
Officer
1,281DirectAutomatic Purchase at $4.25 - $4.3 per share.$5,4762
19-May-09KEITHLEY JOSEPH P
Officer
300DirectAutomatic Purchase at $4.25 per share.$1,275
19-May-09BACHMAN BRIAN R
Director
2,000DirectSale at $4.11 per share.$8,220
18-May-09KEITHLEY JOSEPH P
Officer
800DirectAutomatic Purchase at $3.95 - $3.97 per share.$3,1682
12-May-09KEITHLEY JOSEPH P
Officer
1,377DirectAutomatic Purchase at $4.03 per share.$5,549
11-May-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.38 per share.$4,380
5-May-09KEITHLEY JOSEPH P
Officer
1,334DirectAutomatic Purchase at $4.36 per share.$5,816
4-May-09BACHMAN BRIAN R
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
4-May-09GRISWOLD JAMES B
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
4-May-09HENDRIX LEON J JR
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
4-May-09REDDY N MOHAN
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
4-May-09SCHERER BARBARA VAUGHN
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
4-May-09SAPONAS THOMAS A
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
4-May-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $4.12 per share.$4,120
4-May-09JACKMAN BRIAN J
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-09KEITHLEY JOSEPH P
Officer
1,112DirectAutomatic Purchase at $3.08 per share.$3,424
28-Apr-09KEITHLEY JOSEPH P
Officer
1,000DirectAutomatic Purchase at $3.44 per share.$3,440
27-Apr-09KEITHLEY JOSEPH P
Officer
900DirectAutomatic Purchase at $3.36 - $3.39 per share.$3,0372
21-Apr-09KEITHLEY JOSEPH P
Officer
1,520DirectAutomatic Purchase at $3.19 per share.$4,848
20-Apr-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $3.37 per share.$5,055
14-Apr-09KEITHLEY JOSEPH P
Officer
1,719DirectAutomatic Purchase at $3.42 per share.$5,878
13-Apr-09KEITHLEY JOSEPH P
Officer
1,200DirectAutomatic Purchase at $3.36 per share.$4,032
9-Apr-09KEITHLEY JOSEPH P
Officer
1,543DirectAutomatic Purchase at $3.29 per share.$5,076
7-Apr-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $3.20 - $3.25 per share.$4,8372
31-Mar-09HOERSTEN MARK A
Officer
32DirectAcquisition (Non Open Market) at $3.33 per share.$106
31-Mar-09KEITHLEY JOSEPH P
Officer
1,574DirectAutomatic Purchase at $3.20 - $3.3 per share.$5,1152
30-Mar-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $3.19 - $3.21 per share.$4,8002
24-Mar-09KEITHLEY JOSEPH P
Officer
1,598DirectAutomatic Purchase at $3.21 per share.$5,129
23-Mar-09KEITHLEY JOSEPH P
Officer
1,500DirectAutomatic Purchase at $3.19 per share.$4,785
12-Mar-09GRISWOLD JAMES B
Director
1,600DirectAcquisition (Non Open Market) at $2.41 per share.$3,856
11-Mar-09GRISWOLD JAMES B
Director
6,900DirectAcquisition (Non Open Market) at $2.23 per share.$15,387
10-Mar-09GRISWOLD JAMES B
Director
1,500DirectAcquisition (Non Open Market) at $2.12 per share.$3,180
9-Feb-09WHITE R ELTON
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09BACHMAN BRIAN R
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09GRISWOLD JAMES B
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09HENDRIX LEON J JR
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09REDDY N MOHAN
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09SCHERER BARBARA VAUGHN
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09BARTLETT JAMES T
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09SAPONAS THOMAS A
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Feb-09JACKMAN BRIAN J
Director
3,000DirectAcquisition (Non Open Market) at $0 per share.N/A
2-Feb-09FAIA DANIEL A
Officer
N/ADirectStatement of OwnershipN/A
2-Jan-09BACHMAN BRIAN R
Director
2,503DirectOption Exercise N/A
2-Jan-09BACHMAN BRIAN R
Director
2,503DirectDisposition (Non Open Market) at $3.53 - $3.63 per share.$8,9602
31-Dec-08ETSLER PHILIP
Officer
347DirectAcquisition (Non Open Market) at $3.72 per share.$1,290
31-Dec-08RAE LINDA C
Officer
11DirectAcquisition (Non Open Market) at $3.72 per share.$40
31-Dec-08HOERSTEN MARK A
Officer
29DirectAcquisition (Non Open Market) at $3.72 per share.$107
31-Dec-08PLUSH MARK J
Officer
14IndirectAcquisition (Non Open Market) at $3.72 per share.$52
31-Dec-08PLUSH MARK J
Officer
17DirectAcquisition (Non Open Market) at $3.72 per share.$63
6-Nov-08CHIPCHASE STEPHEN ARTHUR
Officer
2,300DirectOption Exercise N/A
6-Nov-08CHIPCHASE STEPHEN ARTHUR
Officer
770DirectDisposition (Non Open Market) at $3.62 per share.$2,787
6-Nov-08ETSLER PHILIP
Officer
2,500DirectOption Exercise N/A
6-Nov-08ETSLER PHILIP
Officer
837DirectDisposition (Non Open Market) at $3.62 per share.$3,029
6-Nov-08RAE LINDA C
Officer
6,300DirectOption Exercise N/A
6-Nov-08GAFFNEY ALAN S
Officer
2,300DirectOption Exercise N/A
6-Nov-08HOERSTEN MARK A
Officer
3,375DirectOption Exercise N/A
6-Nov-08HOERSTEN MARK A
Officer
1,129DirectDisposition (Non Open Market) at $3.62 per share.$4,086
6-Nov-08PENDERGRASS LARRY L
Officer
3,375DirectOption Exercise N/A
6-Nov-08PENDERGRASS LARRY L
Officer
1,129DirectDisposition (Non Open Market) at $3.62 per share.$4,086
6-Nov-08PLUSH MARK J
Officer
4,000DirectOption Exercise N/A
6-Nov-08WHITE R ELTON
Director
29,005DirectAcquisition (Non Open Market) at $0 - $3.5 per share.N/A
6-Nov-08BACHMAN BRIAN R
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08GRISWOLD JAMES B
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08HENDRIX LEON J JR
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08REDDY N MOHAN
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08SCHERER BARBARA VAUGHN
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08BARTLETT JAMES T
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08SAPONAS THOMAS A
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
6-Nov-08KEITHLEY JOSEPH P
Officer
14,250DirectOption Exercise N/A
6-Nov-08JACKMAN BRIAN J
Director
4,005DirectAcquisition (Non Open Market) at $0 per share.N/A
30-Sep-08ETSLER PHILIP
Officer
154DirectAcquisition (Non Open Market) at $8.40 per share.$1,293
30-Sep-08RAE LINDA C
Officer
4DirectAcquisition (Non Open Market) at $8.40 per share.$33
30-Sep-08GAFFNEY ALAN S
Officer
8DirectAcquisition (Non Open Market) at $8.40 per share.$67
30-Sep-08HOERSTEN MARK A
Officer
10DirectAcquisition (Non Open Market) at $8.40 per share.$84
30-Sep-08PLUSH MARK J
Officer
5IndirectAcquisition (Non Open Market) at $8.40 per share.$42
30-Sep-08PLUSH MARK J
Officer
8DirectAcquisition (Non Open Market) at $8.40 per share.$67
29-Jul-08PESEC JOHN A
Officer
12,000DirectOption Exercise at $4.13 per share.$49,560
29-Jul-08PESEC JOHN A
Officer
12,000DirectSale at $10 per share.$120,000
29-Jul-08RAE LINDA C
Officer
6,500DirectOption Exercise at $2.53 - $4.13 per share.N/A
29-Jul-08RAE LINDA C
Officer
6,500DirectSale at $10.01 - $10.06 per share.$65,0002
29-Jul-08WHITE R ELTON
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08BACHMAN BRIAN R
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08GRISWOLD JAMES B
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08HENDRIX LEON J JR
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08REDDY N MOHAN
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08SCHERER BARBARA VAUGHN
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08BARTLETT JAMES T
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08SAPONAS THOMAS A
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jul-08JACKMAN BRIAN J
Director
1,464DirectAcquisition (Non Open Market) at $0 per share.N/A
30-Jun-08PESEC JOHN A
Officer
28DirectAcquisition (Non Open Market) at $9.67 per share.$270
30-Jun-08RAE LINDA C
Officer
71DirectAcquisition (Non Open Market) at $9.03 - $9.67 per share.$6632
30-Jun-08ETSLER PHILIP
Officer
134DirectAcquisition (Non Open Market) at $9.67 per share.$1,295
30-Jun-08GAFFNEY ALAN S
Officer
7DirectAcquisition (Non Open Market) at $9.67 per share.$67
30-Jun-08HOERSTEN MARK A
Officer
12DirectAcquisition (Non Open Market) at $9.67 per share.$116
30-Jun-08PLUSH MARK J
Officer
5IndirectAcquisition (Non Open Market) at $9.67 per share.$48
30-Jun-08PLUSH MARK J
Officer
492DirectAcquisition (Non Open Market) at $9.03 - $9.67 per share.$4,6002
27-May-08PESEC JOHN A
Officer
5,000DirectOption Exercise at $2.53 per share.$12,650
27-May-08PESEC JOHN A
Officer
5,000DirectSale at $9.71 - $9.93 per share.$49,0002
29-Apr-08WHITE R ELTON
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08BACHMAN BRIAN R
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08GRISWOLD JAMES B
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08HENDRIX LEON J JR
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08REDDY N MOHAN
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08SCHERER BARBARA VAUGHN
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08BARTLETT JAMES T
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08SAPONAS THOMAS A
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Apr-08JACKMAN BRIAN J
Director
1,394DirectAcquisition (Non Open Market) at $0 per share.N/A
31-Mar-08PESEC JOHN A
Officer
27DirectAcquisition (Non Open Market) at $9.86 per share.$266
31-Mar-08RAE LINDA C
Officer
3DirectAcquisition (Non Open Market) at $9.86 per share.$29
31-Mar-08ETSLER PHILIP
Officer
131DirectAcquisition (Non Open Market) at $9.86 per share.$1,291
31-Mar-08GAFFNEY ALAN S
Officer
6DirectAcquisition (Non Open Market) at $9.86 per share.$59
31-Mar-08HOERSTEN MARK A
Officer
12DirectAcquisition (Non Open Market) at $9.86 per share.$118
31-Mar-08PLUSH MARK J
Officer
5IndirectAcquisition (Non Open Market) at $9.86 per share.$49
31-Mar-08PLUSH MARK J
Officer
5DirectAcquisition (Non Open Market) at $9.86 per share.$49
30-Jan-08HENDRIX LEON J JR
Director
10,000DirectOption Exercise at $4.41 per share.$44,100
29-Jan-08WHITE R ELTON
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08BACHMAN BRIAN R
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08GRISWOLD JAMES B
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08HENDRIX LEON J JR
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08REDDY N MOHAN
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08SCHERER BARBARA VAUGHN
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08BARTLETT JAMES T
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08SAPONAS THOMAS A
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-08JACKMAN BRIAN J
Director
1,421DirectAcquisition (Non Open Market) at $0 per share.N/A
2-Jan-08BACHMAN BRIAN R
Director
1,616DirectOption Exercise N/A
2-Jan-08BACHMAN BRIAN R
Director
1,616DirectDisposition (Non Open Market) at $9.50 - $9.62 per share.$15,0002
31-Dec-07PESEC JOHN A
Officer
27DirectAcquisition (Non Open Market) at $9.72 per share.$262
31-Dec-07RAE LINDA C
Officer
4DirectAcquisition (Non Open Market) at $9.72 per share.$38
31-Dec-07ETSLER PHILIP
Officer
132DirectAcquisition (Non Open Market) at $9.69 per share.$1,279
31-Dec-07GAFFNEY ALAN S
Officer
7DirectAcquisition (Non Open Market) at $9.72 per share.$68
31-Dec-07HOERSTEN MARK A
Officer
11DirectAcquisition (Non Open Market) at $9.72 per share.$106
31-Dec-07PLUSH MARK J
Officer
5IndirectAcquisition (Non Open Market) at $9.69 per share.$48
31-Dec-07PLUSH MARK J
Officer
5DirectAcquisition (Non Open Market) at $9.72 per share.$48
28-Dec-07KEITHLEY JOSEPH P
Officer
3,500DirectAutomatic Sale at $9.10 - $9.35 per share.$32,0002
27-Dec-07KEITHLEY JOSEPH P
Officer
3,000DirectAutomatic Sale at $9.11 - $9.4 per share.$28,0002
30-Nov-07KEITHLEY JOSEPH P
Officer
6,500DirectOption Exercise at $4.94 - $4.94 per share.$32,0002
Data provided by EDGAR Online
* = Where indicated, some values are estimates.
1 = Potential proceeds estimated by the filer.
2 = Estimated based on the average of multiple prices reported.
3 = Multiple dates reported. Most recent date shown.
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