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Saturday, November 28, 2009, 2:43PM ET - U.S. Markets Closed. Dow Down 1.48% Nasdaq Down 1.73%
Silicon Laboratories, Inc. (SLAB)On Nov 27: 42.60  Down 0.53 (1.23%)  
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HereInsider Transactions
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Insider TransactionsGet Insider Transactions for:
NET SHARE PURCHASE ACTIVITY
Insider Purchases - Last 6 Months
 SharesTrans
PurchasesN/A0
Sales378,58339
Net Shares Purchased
(Sold)
(378,583)39
Total Insider Shares Held5.83M N/A
% Net Shares Purchased
(Sold)
(6.1%) N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased (Sold)(2,853,940)
% Change in Institutional Shares Held(7.6%)
Data provided by Thomson Financial

INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS
DateInsiderSharesTypeTransactionValue*
17-Nov-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $43.91 per share.$98,797
16-Nov-09WOOD WILLIAM P
Director
5,000DirectOption Exercise at $31 per share.$155,000
16-Nov-09WOOD WILLIAM P
Director
5,000DirectAutomatic Sale at $43.26 per share.$216,300
12-Nov-09BOCK WILLIAM G
Officer
10,225DirectAutomatic Sale at $43.52 per share.$444,992
10-Nov-09IVESTER JONATHAN D
Officer
4,500DirectAutomatic Sale at $43.27 per share.$194,715
9-Nov-09BOCK WILLIAM G
Officer
18,000DirectOption Exercise at $32.98 per share.$593,640
9-Nov-09BOCK WILLIAM G
Officer
18,000DirectAutomatic Sale at $43 per share.$774,000
8-Nov-09BOCK WILLIAM G
Officer
4,775DirectDisposition (Non Open Market) at $41.90 per share.$200,072
2-Nov-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $41.77 per share.$31,327
20-Oct-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $44.78 per share.$100,755
15-Oct-09WOOD WILLIAM P
Director
5,000DirectOption Exercise at $31 per share.$155,000
15-Oct-09WOOD WILLIAM P
Director
5,000DirectAutomatic Sale at $47.34 per share.$236,700
13-Oct-09IVESTER JONATHAN D
Officer
2,500IndirectAutomatic Sale at $46.71 per share.$116,775
13-Oct-09IVESTER JONATHAN D
Officer
6,000DirectAutomatic Sale at $46.71 per share.$280,260
1-Oct-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $46.10 per share.$34,575
15-Sep-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $48.13 per share.$108,292
15-Sep-09WOOD WILLIAM P
Director
5,000DirectOption Exercise at $31 per share.$155,000
15-Sep-09WOOD WILLIAM P
Director
5,000DirectAutomatic Sale at $48.11 per share.$240,550
14-Sep-09SAYINER NECIP
Officer
10,934DirectDisposition (Non Open Market) at $48.01 per share.$524,941
12-Sep-09WALSH PAUL V JR
Officer
771DirectDisposition (Non Open Market) at $47.58 per share.$36,684
12-Sep-09IVESTER JONATHAN D
Officer
302DirectDisposition (Non Open Market) at $47.58 per share.$14,369
8-Sep-09SAYINER NECIP
Officer
30,000DirectOption Exercise at $32.27 per share.$968,100
8-Sep-09SAYINER NECIP
Officer
30,000DirectAutomatic Sale at $47.54 per share.$1,426,200
8-Sep-09IVESTER JONATHAN D
Officer
2,500IndirectAutomatic Sale at $47.04 per share.$117,600
8-Sep-09IVESTER JONATHAN D
Officer
6,000DirectAutomatic Sale at $47.04 per share.$282,240
1-Sep-09HOFF KURT W
Officer
2,000DirectAutomatic Sale at $44.67 per share.$89,340
1-Sep-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $44.67 per share.$33,502
28-Aug-09SAYINER NECIP
Officer
25,000DirectOption Exercise at $32.27 per share.$806,750
28-Aug-09SAYINER NECIP
Officer
30,500DirectAutomatic Sale at $44.74 per share.$1,364,570
28-Aug-09WOOD WILLIAM P
Director
25,000IndirectAutomatic Sale at $45 per share.$1,125,000
28-Aug-09SOOCH NAVDEEP S
Director
50,000DirectOption Exercise at $15.10 per share.$755,000
28-Aug-09SOOCH NAVDEEP S
Director
100,000DirectAutomatic Sale at $44.57 - $44.8 per share.$4,469,0002
18-Aug-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $41.33 per share.$92,992
17-Aug-09WOOD WILLIAM P
Director
5,000DirectOption Exercise at $31 per share.$155,000
17-Aug-09WOOD WILLIAM P
Director
5,000DirectAutomatic Sale at $40.70 per share.$203,500
14-Aug-09CASH HARVEY B
Director
1,500IndirectSale at $41.28 per share.$61,920
12-Aug-09IVESTER JONATHAN D
Officer
2,500IndirectAutomatic Sale at $41.56 per share.$103,900
12-Aug-09IVESTER JONATHAN D
Officer
4,500DirectAutomatic Sale at $41.56 per share.$187,020
5-Aug-09IVESTER JONATHAN D
Officer
460DirectDisposition (Non Open Market) N/A
3-Aug-09HOFF KURT W
Officer
2,000DirectAutomatic Sale at $42.76 per share.$85,520
3-Aug-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $42.76 per share.$32,070
29-Jul-09BOCK WILLIAM G
Officer
35,000DirectOption Exercise at $31.23 - $32.98 per share.$1,124,0002
29-Jul-09BOCK WILLIAM G
Officer
35,000DirectAutomatic Sale at $41 - $43 per share.$1,470,0002
22-Jul-09WOOD WILLIAM P
Director
25,000IndirectAutomatic Sale at $40 per share.$1,000,000
21-Jul-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $38.63 per share.$86,917
14-Jul-09IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $37.50 per share.$56,250
2-Jul-09HOFF KURT W
Officer
2,204DirectDisposition (Non Open Market) at $37.99 per share.$83,729
1-Jul-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $38.30 per share.$28,724
1-Jul-09SAYINER NECIP
Officer
3,500DirectAutomatic Sale at $39.15 per share.$137,025
26-Jun-09SOOCH NAVDEEP S
Director
2,800DirectAutomatic Sale at $39.08 per share.$109,424
10-Jun-09SOOCH NAVDEEP S
Director
2,200DirectAutomatic Sale at $39.05 per share.$85,910
9-Jun-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $37.80 per share.$85,050
9-Jun-09IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $36.34 per share.$54,510
1-Jun-09HOFF KURT W
Officer
700DirectAutomatic Sale at $33.74 per share.$23,618
1-Jun-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $33.74 per share.$25,305
1-Jun-09WOOD WILLIAM P
Director
25,000IndirectAutomatic Sale at $35 per share.$875,000
1-Jun-09SOOCH NAVDEEP S
Director
5,000DirectAutomatic Sale at $34.48 per share.$172,399
26-May-09SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $32.85 per share.$73,912
15-May-09WALSH PAUL V JR
Officer
528DirectDisposition (Non Open Market) at $30.11 per share.$15,898
5-May-09WOOD WILLIAM P
Director
25,000IndirectAutomatic Sale at $33.78 per share.$844,500
4-May-09IVESTER JONATHAN D
Officer
1,400DirectSale at $34.29 per share.$48,006
1-May-09HOFF KURT W
Officer
1,233DirectAutomatic Sale at $33.09 per share.$40,799
1-May-09WALSH PAUL V JR
Officer
750DirectAutomatic Sale at $33.09 per share.$24,817
29-Apr-09SAYINER NECIP
Officer
15,750DirectAutomatic Sale at $32.85 per share.$517,387
29-Apr-09BOCK WILLIAM G
Officer
11,039DirectAutomatic Sale at $32.41 per share.$357,773
23-Apr-09ONKEN KRISTEN M
Director
5,388DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Apr-09CHAN NELSON C
Director
5,388DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Apr-09CASH HARVEY B
Director
5,388DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Apr-09ENLOE ROBERT TED III
Director
5,388DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Apr-09WALKER LAURENCE G
Director
5,388DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Apr-09WOOD WILLIAM P
Director
5,388DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Apr-09SOOCH NAVDEEP S
Director
8,082DirectAcquisition (Non Open Market) at $0 per share.N/A
24-Feb-09IVESTER JONATHAN D
Officer
3,600DirectOption Exercise at $1.75 per share.$6,300
24-Feb-09IVESTER JONATHAN D
Officer
3,600DirectSale at $21.51 per share.$77,436
15-Feb-09HOFF KURT W
Officer
24,720DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-09HOFF KURT W
Officer
273DirectDisposition (Non Open Market) at $24.80 per share.$6,770
15-Feb-09WALSH PAUL V JR
Officer
14,400DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-09WALSH PAUL V JR
Officer
524DirectDisposition (Non Open Market) at $24.80 per share.$12,995
15-Feb-09SAYINER NECIP
Officer
123,934DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-09BOCK WILLIAM G
Officer
32,480DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-09IVESTER JONATHAN D
Officer
22,220DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-09IVESTER JONATHAN D
Officer
275DirectDisposition (Non Open Market) at $24.80 per share.$6,820
10-Feb-09IVESTER JONATHAN D
Officer
1,200DirectOption Exercise at $1.75 per share.$2,100
10-Feb-09IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $24.93 per share.$37,395
9-Feb-09CASH HARVEY B
Director
2,200IndirectSale at $25.02 per share.$55,044
9-Feb-09SOOCH NAVDEEP S
Director
4,571DirectDisposition (Non Open Market) N/A
13-Jan-09IVESTER JONATHAN D
Officer
1,200DirectOption Exercise at $1.75 per share.$2,100
13-Jan-09IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $23.56 per share.$35,340
19-Dec-08IVESTER JONATHAN D
Officer
329DirectDisposition (Non Open Market) at $24.61 per share.$8,096
10-Dec-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $1.75 per share.$2,625
8-Dec-08SAYINER NECIP
Officer
3,063DirectDisposition (Non Open Market) at $17.70 per share.$54,215
8-Dec-08IVESTER JONATHAN D
Officer
668DirectDisposition (Non Open Market) at $17.70 per share.$11,823
7-Dec-08HOFF KURT W
Officer
396DirectDisposition (Non Open Market) at $17.76 per share.$7,032
7-Dec-08WALSH PAUL V JR
Officer
396DirectDisposition (Non Open Market) at $17.76 per share.$7,032
7-Dec-08SAYINER NECIP
Officer
3,644DirectDisposition (Non Open Market) at $17.76 per share.$64,717
7-Dec-08BOCK WILLIAM G
Officer
661DirectDisposition (Non Open Market) at $17.76 per share.$11,739
7-Dec-08IVESTER JONATHAN D
Officer
495DirectDisposition (Non Open Market) at $17.76 per share.$8,791
26-Nov-08IVESTER JONATHAN D
Officer
3,000DirectOption Exercise at $1.75 per share.$5,250
11-Nov-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $22.77 per share.$34,155
8-Nov-08BOCK WILLIAM G
Officer
3,967DirectDisposition (Non Open Market) at $24.29 per share.$96,358
6-Nov-08CASH HARVEY B
Director
500IndirectSale at $25.34 per share.$12,670
3-Nov-08SOOCH NAVDEEP S
Director
19,250DirectDisposition (Non Open Market) at $0 per share.N/A
14-Oct-08IVESTER JONATHAN D
Officer
600DirectAutomatic Sale at $28.32 per share.$16,992
3-Oct-08HOFF KURT W
Officer
2,000DirectAutomatic Sale at $30 per share.$60,000
19-Sep-08SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $32.85 per share.$73,912
18-Sep-08WALSH PAUL V JR
Officer
600DirectAutomatic Sale at $31 per share.$18,600
18-Sep-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $1.75 per share.$2,625
18-Sep-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $31.45 per share.$47,175
18-Sep-08IVESTER JONATHAN D
Officer
4,500DirectAutomatic Sale at $31.45 per share.$141,525
14-Sep-08SAYINER NECIP
Officer
9,369DirectDisposition (Non Open Market) at $31.20 per share.$292,312
12-Sep-08WALSH PAUL V JR
Officer
176DirectDisposition (Non Open Market) at $31.20 per share.$5,491
12-Sep-08IVESTER JONATHAN D
Officer
302DirectDisposition (Non Open Market) at $31.20 per share.$9,422
3-Sep-08HOFF KURT W
Officer
2,000DirectAutomatic Sale at $33.42 per share.$66,840
20-Aug-08WALSH PAUL V JR
Officer
600DirectAutomatic Sale at $33.85 per share.$20,310
12-Aug-08SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $34.53 per share.$77,692
12-Aug-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $1.75 per share.$2,625
12-Aug-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $34.73 per share.$52,094
12-Aug-08IVESTER JONATHAN D
Officer
4,500DirectAutomatic Sale at $34.73 per share.$156,285
1-Aug-08HOFF KURT W
Officer
2,000DirectAutomatic Sale at $32.64 per share.$65,280
16-Jul-08WALSH PAUL V JR
Officer
600DirectAutomatic Sale at $32.40 per share.$19,440
8-Jul-08SAYINER NECIP
Officer
2,250DirectAutomatic Sale at $34.22 per share.$76,995
8-Jul-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $1.75 per share.$2,625
8-Jul-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $34.19 per share.$51,285
8-Jul-08IVESTER JONATHAN D
Officer
4,500DirectAutomatic Sale at $34.19 per share.$153,855
2-Jul-08HOFF KURT W
Officer
2,204DirectDisposition (Non Open Market) at $34.35 per share.$75,707
19-Jun-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $1.75 per share.$2,625
19-Jun-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $35.29 per share.$52,935
19-Jun-08IVESTER JONATHAN D
Officer
5,000DirectAutomatic Sale at $35.29 per share.$176,450
18-Jun-08WALSH PAUL V JR
Officer
600DirectAutomatic Sale at $33.99 per share.$20,394
10-Jun-08SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $34.92 per share.$61,110
2-Jun-08HOFF KURT W
Officer
2,380DirectAutomatic Sale at $36.62 per share.$87,155
21-May-08WALSH PAUL V JR
Officer
600DirectAutomatic Sale at $37.37 per share.$22,422
15-May-08WALSH PAUL V JR
Officer
528DirectDisposition (Non Open Market) at $36.33 per share.$19,182
13-May-08SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $35.77 per share.$62,597
13-May-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $1.75 per share.$2,625
13-May-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $35.87 per share.$53,804
13-May-08IVESTER JONATHAN D
Officer
5,000DirectAutomatic Sale at $35.87 per share.$179,350
8-May-08BOCK WILLIAM G
Officer
3,178DirectAutomatic Sale at $35.05 per share.$111,388
7-May-08WOOD WILLIAM P
Director
15,275IndirectAutomatic Sale at $35.01 per share.$534,777
6-May-08WOOD WILLIAM P
Director
9,725IndirectAutomatic Sale at $35 per share.$340,375
6-May-08CASH HARVEY B
Director
20,000DirectSale at $33.80 per share.$676,000
5-May-08IVESTER JONATHAN D
Officer
150DirectDisposition (Non Open Market) at $0 per share.N/A
1-May-08HOFF KURT W
Officer
788DirectAutomatic Sale at $33.65 per share.$26,516
1-May-08WOOD WILLIAM P
Director
25,000IndirectAutomatic Sale at $33.50 per share.$837,500
28-Apr-08WALSH PAUL V JR
Officer
668DirectAutomatic Sale at $35 per share.$23,380
15-Apr-08IVESTER JONATHAN D
Officer
1,550DirectOption Exercise at $0.25 per share.$387
15-Apr-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $31.53 per share.$47,295
15-Apr-08IVESTER JONATHAN D
Officer
5,000DirectAutomatic Sale at $31.53 per share.$157,650
8-Apr-08SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $32.82 per share.$57,435
11-Mar-08SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $28.80 per share.$50,400
11-Mar-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $0.25 per share.$375
11-Mar-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $28.65 per share.$42,975
11-Mar-08IVESTER JONATHAN D
Officer
5,000DirectAutomatic Sale at $28.65 per share.$143,250
15-Feb-08HOFF KURT W
Officer
8,000DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-08HOFF KURT W
Officer
286DirectDisposition (Non Open Market) at $31.96 per share.$9,140
15-Feb-08WALSH PAUL V JR
Officer
5,000DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-08WALSH PAUL V JR
Officer
531DirectDisposition (Non Open Market) at $31.96 per share.$16,970
15-Feb-08IVESTER JONATHAN D
Officer
8,000DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-08SAYINER NECIP
Officer
50,000DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-08BOCK WILLIAM G
Officer
10,000DirectAcquisition (Non Open Market) at $0 per share.N/A
12-Feb-08SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $32.52 per share.$56,910
12-Feb-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $0.25 per share.$375
12-Feb-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $32.05 per share.$48,074
12-Feb-08IVESTER JONATHAN D
Officer
5,000DirectAutomatic Sale at $32.05 per share.$160,250
15-Jan-08IVESTER JONATHAN D
Officer
1,500DirectOption Exercise at $0.25 per share.$375
15-Jan-08IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $29.95 per share.$44,925
15-Jan-08IVESTER JONATHAN D
Officer
5,000DirectAutomatic Sale at $29.95 per share.$149,750
8-Jan-08SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $33.33 per share.$58,327
19-Dec-07IVESTER JONATHAN D
Officer
329DirectDisposition (Non Open Market) at $36.19 per share.$11,906
19-Dec-07GAY GARY R
Officer
931DirectDisposition (Non Open Market) at $36.19 per share.$33,692
12-Dec-07IVESTER JONATHAN D
Officer
1,400DirectOption Exercise at $0.25 per share.$350
11-Dec-07SAYINER NECIP
Officer
1,750DirectAutomatic Sale at $38.86 per share.$68,005
11-Dec-07IVESTER JONATHAN D
Officer
1,500IndirectAutomatic Sale at $38.30 per share.$57,449
11-Dec-07IVESTER JONATHAN D
Officer
6,000DirectAutomatic Sale at $38.30 per share.$229,799
8-Dec-07SAYINER NECIP
Officer
3,063DirectDisposition (Non Open Market) at $38.20 per share.$117,006
8-Dec-07IVESTER JONATHAN D
Officer
668DirectDisposition (Non Open Market) at $38.20 per share.$25,517
8-Dec-07GAY GARY R
Officer
2,258DirectDisposition (Non Open Market) at $38.20 per share.$86,255
7-Dec-07SAYINER NECIP
Officer
7,289DirectDisposition (Non Open Market) at $38.20 per share.$278,439
7-Dec-07SAYINER NECIP
Officer
40,000DirectAcquisition (Non Open Market) at $0 per share.N/A
7-Dec-07IVESTER JONATHAN D
Officer
991DirectDisposition (Non Open Market) at $38.20 per share.$37,856
7-Dec-07IVESTER JONATHAN D
Officer
7,500DirectAcquisition (Non Open Market) at $0 per share.N/A
7-Dec-07HOFF KURT W
Officer
793DirectDisposition (Non Open Market) at $38.20 per share.$30,292
7-Dec-07HOFF KURT W
Officer
6,000DirectAcquisition (Non Open Market) at $0 per share.N/A
7-Dec-07WALSH PAUL V JR
Officer
793DirectDisposition (Non Open Market) at $38.20 per share.$30,292
7-Dec-07WALSH PAUL V JR
Officer
6,000DirectAcquisition (Non Open Market) at $0 per share.N/A
7-Dec-07BOCK WILLIAM G
Officer
1,822DirectDisposition (Non Open Market) at $38.20 per share.$69,600
7-Dec-07BOCK WILLIAM G
Officer
10,000DirectAcquisition (Non Open Market) at $0 per share.N/A
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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