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| SEC Filing | Insider | Company | Trade Date | Transaction | Shares | Avg. Price | Total | % Holdings | Return |
|---|---|---|---|---|---|---|---|---|---|
| 09-Dec-10 4:29 PM View:  | Rae Linda C Executive VP & COO | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 16,455 | $21.60 | $355,428.00 | (100%) 16.45K to 0 | < 1% |
| 09-Dec-10 4:46 PM View: | Hendrix Leon J Jr Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 55,507 | $21.60 | $1,198,950.00 | (100%) 55.51K to 0 | < 1% |
| 10-Dec-10 11:05 AM View: | Pendergrass Larry L VP New Product Development | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 6,533 | $21.60 | $141,113.00 | (100%) 6.53K to 0 | < 1% |
| 10-Dec-10 10:21 AM View: | Jackman Brian J Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 35,507 | $21.60 | $766,951.00 | (100%) 35.51K to 0 | < 1% |
| 09-Dec-10 4:56 PM View: | Reddy N Mohan Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 35,507 | $21.60 | $766,951.00 | (100%) 35.51K to 0 | < 1% |
| 09-Dec-10 4:35 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 1,977,850 | $21.60 | $42,721,500.00 | (93%) 2.12M to 139.81K | < 1% |
| 10-Dec-10 11:32 AM View: | Saponas Thomas A Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 39,715 | $21.60 | $857,844.00 | (100%) 39.72K to 0 | < 1% |
| 10-Dec-10 11:16 AM View: | Bachman Brian R Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 33,307 | $0.65 | $21,600.00 | (100%) 33.31K to 0 | |
| 10-Dec-10 11:27 AM View: | Scherer Barbara Vaughn Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 35,507 | $21.60 | $766,951.00 | (100%) 35.51K to 0 | < 1% |
| 10-Dec-10 10:06 AM View: | Hoersten Mark A VP Business Management | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 10,135 | $21.60 | $218,916.00 | (100%) 10.13K to 0 | < 1% |
| 09-Dec-10 4:43 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 51,199 | $21.60 | $1,105,900.00 | (97%) 52.55K to 1.35K | < 1% |
| 09-Dec-10 4:35 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 91,298 | $21.60 | $1,972,040.00 | (65%) 139.81K to 48.51K | < 1% |
| 10-Dec-10 11:20 AM View: | Griswold James B Director | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 51,507 | $21.60 | $1,112,550.00 | (100%) 51.51K to 0 | < 1% |
| 09-Dec-10 4:43 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 1,350 | $21.60 | $29,160.00 | (100%) 1.35K to 0 | < 1% |
| 09-Dec-10 4:35 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 08-Dec-10 | Disposition | 2,448 | $21.60 | $52,876.80 | (5%) 48.51K to 46.06K | < 1% |
| 10-Dec-10 11:20 AM View: | Griswold James B Director | Keithley Instruments Inc. (KEI) | 24-Nov-10 | Gift | 3,000 | -- | -- | (6%) 54.51K to 51.51K | |
| 10-Dec-10 11:20 AM View: | Griswold James B Director | Keithley Instruments Inc. (KEI) | 23-Nov-10 | Gift | 2,000 | -- | -- | (4%) 56.51K to 54.51K | |
| 09-Dec-10 4:35 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 04-Nov-10 | Gift | 23,031 | -- | -- | 1% 2.14M to 2.16M | |
| 09-Dec-10 4:35 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 04-Nov-10 | Gift | 46,062 | -- | -- | (2%) 2.16M to 2.12M | |
| 29-Oct-10 12:35 PM View: | Rae Linda C Executive VP & COO | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Option Exercise | 12,125 | -- | -- | 148% 8.2K to 20.33K | |
| 29-Oct-10 12:33 PM View: | Hoersten Mark A VP Business Management | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Payment of Exercise | 1,822 | $21.53 | $39,227.70 | (15%) 11.96K to 10.13K | (< 1%) |
| 29-Oct-10 12:33 PM View: | Hoersten Mark A VP Business Management | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Option Exercise | 5,700 | -- | -- | 91% 6.26K to 11.96K | |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Payment of Exercise | 3,834 | $21.53 | $82,546.00 | (7%) 56.38K to 52.55K | (< 1%) |
| 29-Oct-10 12:35 PM View: | Rae Linda C Executive VP & COO | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Payment of Exercise | 3,874 | $21.53 | $83,407.20 | (19%) 20.33K to 16.45K | (< 1%) |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Option Exercise | 12,000 | -- | -- | 27% 44.38K to 56.38K | |
| 29-Oct-10 12:44 PM View: | Pendergrass Larry L VP New Product Development | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Option Exercise | 6,300 | -- | -- | 280% 2.25K to 8.55K | |
| 28-Oct-10 4:56 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Payment of Exercise | 7,708 | $21.53 | $165,953.00 | (< 1%) 2.1M to 2.09M | < 1% |
| 29-Oct-10 12:44 PM View: | Pendergrass Larry L VP New Product Development | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Payment of Exercise | 2,013 | $21.53 | $43,339.90 | (24%) 8.55K to 6.53K | (< 1%) |
| 28-Oct-10 4:56 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 27-Oct-10 | Option Exercise | 24,125 | -- | -- | 1% 2.08M to 2.1M | |
| 28-Oct-10 4:56 PM View: | Keithley Joseph P Director, Chairman, CEO Director 10% Owner | Keithley Instruments Inc. (KEI) | 26-Oct-10 | Gift | 185,667 | -- | -- | (8%) 2.26M to 2.08M | |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 21-Oct-10 | Gift | 2,300 | -- | -- | (5%) 46.68K to 44.38K | |
| 29-Oct-10 12:35 PM View: | Rae Linda C Executive VP & COO | Keithley Instruments Inc. (KEI) | 05-Oct-10 | Acquisition (other) | 3 | $21.45 | $64.34 | < 1% 8.2K to 8.2K | < 1% |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 05-Oct-10 | Acquisition (other) | 5 | $21.45 | $107.24 | < 1% 46.68K to 46.68K | < 1% |
| 29-Oct-10 12:33 PM View: | Hoersten Mark A VP Business Management | Keithley Instruments Inc. (KEI) | 05-Oct-10 | Acquisition (other) | 7 | $21.45 | $150.13 | < 1% 6.25K to 6.26K | < 1% |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 05-Oct-10 | Acquisition (other) | 2 | $21.45 | $42.89 | < 1% 46.68K to 46.68K | < 1% |
| 02-Aug-10 4:15 PM View: | Scherer Barbara Vaughn Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 4% 34.16K to 35.51K | |
| 02-Aug-10 3:43 PM View: | Bachman Brian R Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 4% 31.96K to 33.31K | |
| 02-Aug-10 4:01 PM View: | Griswold James B Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 2% 55.16K to 56.51K | |
| 02-Aug-10 3:54 PM View: | Hendrix Leon J Jr Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 2% 54.16K to 55.51K | |
| 02-Aug-10 3:49 PM View: | Jackman Brian J Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 4% 34.16K to 35.51K | |
| 02-Aug-10 4:08 PM View: | Reddy N Mohan Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 4% 34.16K to 35.51K | |
| 02-Aug-10 4:39 PM View: | Saponas Thomas A Director | Keithley Instruments Inc. (KEI) | 02-Aug-10 | Grant | 1,343 | -- | -- | 3% 38.37K to 39.72K | |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 16-Jul-10 | Acquisition (other) | 429 | $8.39 | $3,598.45 | < 1% 46.25K to 46.68K | 158% |
| 29-Oct-10 12:33 PM View: | Hoersten Mark A VP Business Management | Keithley Instruments Inc. (KEI) | 06-Jul-10 | Acquisition (other) | 18 | $8.98 | $161.64 | < 1% 6.23K to 6.25K | 141% |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 06-Jul-10 | Acquisition (other) | 12 | $8.98 | $107.76 | < 1% 46.23K to 46.24K | 141% |
| 29-Oct-10 12:18 PM View: | Plush Mark J VP, CFO | Keithley Instruments Inc. (KEI) | 06-Jul-10 | Acquisition (other) | 6 | $8.98 | $53.88 | < 1% 46.24K to 46.25K | 141% |
| 29-Oct-10 12:35 PM View: | Rae Linda C Executive VP & COO | Keithley Instruments Inc. (KEI) | 06-Jul-10 | Acquisition (other) | 257 | $8.83 | $2,270.36 | 3% 7.94K to 8.2K | 145% |
| 14-May-10 12:27 PM View: | Griswold James B Director | Keithley Instruments Inc. (KEI) | 13-May-10 | Grant | 1,417 | -- | -- | 3% 53.75K to 55.16K | |
| 14-May-10 12:30 PM View: | Hendrix Leon J Jr Director | Keithley Instruments Inc. (KEI) | 13-May-10 | Grant | 1,417 | -- | -- | 3% 52.75K to 54.16K | |
| 14-May-10 12:34 PM View: | Jackman Brian J Director | Keithley Instruments Inc. (KEI) | 13-May-10 | Grant | 1,417 | -- | -- | 4% 32.75K to 34.16K |
