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Tuesday, December 2, 2008, 2:37AM ET - U.S. Markets open in 6 hours and 53 minutes. Dow Down 7.70% Nasdaq Down 8.95%
National Semiconductor Corp. (NSM)On Dec 1: 10.72  Down 0.28 (2.55%)  
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Insider TransactionsGet Insider Transactions for:
NET SHARE PURCHASE ACTIVITY
Insider Purchases - Last 6 Months
 SharesTrans
Purchases3,0001
Sales5,695,8807
Net Shares Purchased
(Sold)
(5,692,880)8
Total Insider Shares Held1.58M N/A
% Net Shares Purchased
(Sold)
(78.3%) N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased (Sold)(30,686,000)
% Change in Institutional Shares Held(18.2%)
Data provided by Thomson Financial

INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS
DateInsiderSharesTypeTransactionValue*
27-Oct-08POLACEK MICHAEL S.
Officer
992DirectStatement of OwnershipN/A
2-Oct-08HALLA BRIAN
Officer
145,390IndirectAcquisition (Non Open Market) at $0 per share.N/A
2-Oct-08HALLA BRIAN
Officer
145,390IndirectDisposition (Non Open Market) at $0 per share.N/A
1-Oct-08RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
143,068IndirectSale at $16.80 per share.$2,403,542
1-Oct-08YEGNASHANKARAN VISVAMOHAN
Officer
64,078IndirectStatement of OwnershipN/A
1-Oct-08YEGNASHANKARAN VISVAMOHAN
Officer
13,076DirectStatement of OwnershipN/A
1-Oct-08LIU CHUE SIAK
Officer
992DirectStatement of OwnershipN/A
25-Sep-08ARNOLD GARY P
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
25-Sep-08DANZIG RICHARD J
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
25-Sep-08FRANKENBERG ROBERT J
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
25-Sep-08DICKSON JOHN T
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
25-Sep-08MAIDIQUE MODESTO A
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
25-Sep-08MCCRACKEN EDWARD R
Director
15,358DirectAcquisition (Non Open Market) at $0 per share.N/A
25-Sep-08APPLETON STEVEN R
Director
15,358DirectAcquisition (Non Open Market) at $0 per share.N/A
9-Sep-08SWEENEY EDWARD
Officer
3,000DirectPurchase at $17.96 per share.$53,880
27-Jun-08RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
926,010IndirectSale at $20.24 per share.$18,742,442
26-Jun-08RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
1,183,900IndirectSale at $20.59 per share.$24,376,501
25-Jun-08RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
956,400IndirectSale at $21.92 per share.$20,964,288
24-Jun-08RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
1,423,000IndirectSale at $21.62 per share.$30,765,260
23-Jun-08RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
977,000IndirectSale at $21.68 per share.$21,181,360
19-Jun-08SAMATH JAMIE
Officer
4,400DirectOption Exercise at $6.50 per share.$28,600
19-Jun-08SAMATH JAMIE
Officer
4,400DirectSale at $22.90 per share.$100,760
13-Jun-08CHEW LEWIS
Officer
27,500DirectOption Exercise at $12.98 per share.$356,950
13-Jun-08CHEW LEWIS
Officer
27,500DirectSale at $23.43 per share.$644,325
12-Jun-08CHEW LEWIS
Officer
52,500DirectOption Exercise at $6.38 - $12.98 per share.N/A
12-Jun-08CHEW LEWIS
Officer
50,500DirectSale at $23.24 - $23.33 per share.$1,176,0002
9-Jun-08SAMATH JAMIE
Officer
4,100DirectOption Exercise at $6.94 per share.$28,453
9-Jun-08SAMATH JAMIE
Officer
4,100DirectSale at $23.38 per share.$95,858
19-May-08MACLEOD DONALD
Officer
3,000DirectDisposition (Non Open Market) at $0 per share.N/A
24-Mar-08KVAMME FLOYD E
Director
30,000DirectOption Exercise at $4.84 - $8.44 per share.N/A
18-Oct-07SAMATH JAMIE
Officer
676DirectSale at $26.96 per share.$18,224
5-Oct-07MAIDIQUE MODESTO A
Director
20,000DirectOption Exercise at $17.15 - $17.15 per share.$343,0002
5-Oct-07MAIDIQUE MODESTO A
Director
20,000DirectSale at $27.13 - $27.2 per share.$543,0002
28-Sep-07ARNOLD GARY P
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07DANZIG RICHARD J
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07FRANKENBERG ROBERT J
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07DICKSON JOHN T
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07MAIDIQUE MODESTO A
Director
12,000DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07MCCRACKEN EDWARD R
Director
14,123DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07APPLETON STEVEN R
Director
14,123DirectAcquisition (Non Open Market) at $0 per share.N/A
28-Sep-07KVAMME FLOYD E
Director
13,846DirectAcquisition (Non Open Market) at $0 per share.N/A
21-Sep-07CHEW LEWIS
Officer
52,000DirectOption Exercise at $6.30 - $6.3 per share.$328,0002
21-Sep-07CHEW LEWIS
Officer
47,000DirectSale at $26.50 - $26.57 per share.$1,247,0002
20-Sep-07HALLA BRIAN
Officer
100,000IndirectAcquisition (Non Open Market) at $0 per share.N/A
20-Sep-07HALLA BRIAN
Officer
100,000DirectDisposition (Non Open Market) at $0 per share.N/A
10-Sep-07MCCRACKEN EDWARD R
Director
20,000DirectOption Exercise at $21.09 - $21.09 per share.$422,0002
10-Sep-07MCCRACKEN EDWARD R
Director
20,000DirectSale at $25.95 - $25.95 per share.$519,0002
23-Jul-07SWEENEY EDWARD
Officer
20,000DirectSale at $27.81 - $27.86 per share.$557,0002
17-Jul-07SEIF ULRICH
Officer
27,450DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$791,0002
17-Jul-07SEIF ULRICH
Officer
60,000DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07KUNZ DETLEV
Officer
27,450DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$791,0002
17-Jul-07KUNZ DETLEV
Officer
60,000DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07CHEW LEWIS
Officer
52,500DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$1,514,0002
17-Jul-07CHEW LEWIS
Officer
105,000DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07SWEENEY EDWARD
Officer
17,156DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$495,0002
17-Jul-07SWEENEY EDWARD
Officer
37,500DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07PARULEKAR SUNEIL
Officer
27,870DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$803,0002
17-Jul-07PARULEKAR SUNEIL
Officer
60,000DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07MACLEOD DONALD
Officer
104,512DirectDisposition (Non Open Market) at $28.83 per share.$3,013,080
17-Jul-07MACLEOD DONALD
Officer
225,000DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07HALLA BRIAN
Officer
180,000DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$5,189,0002
17-Jul-07HALLA BRIAN
Officer
360,000DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07CLARK JOHN M
Officer
15,380DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$443,0002
17-Jul-07CLARK JOHN M
Officer
37,500DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Jul-07NOONEN MICHAEL
Officer
26,757DirectDisposition (Non Open Market) at $28.83 - $28.83 per share.$771,0002
17-Jul-07NOONEN MICHAEL
Officer
60,000DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Jun-07SEIF ULRICH
Officer
488,858DirectOption Exercise at $6.30 - $24.52 per share.N/A
27-Jun-07SEIF ULRICH
Officer
488,858DirectSale at $28.51 - $28.7 per share.$13,984,0002
15-Jun-07SWEENEY EDWARD
Officer
295,000DirectOption Exercise at $6.30 - $14.4 per share.N/A
15-Jun-07SWEENEY EDWARD
Officer
295,000DirectSale at $28.41 - $28.67 per share.$8,419,0002
14-Jun-07MACLEOD DONALD
Officer
150,000DirectOption Exercise at $15.69 - $15.69 per share.$2,354,0002
14-Jun-07MACLEOD DONALD
Officer
150,000DirectSale at $28.25 - $28.45 per share.$4,253,0002
14-Jun-07MAIDIQUE MODESTO A
Director
20,000DirectOption Exercise at $20 - $20 per share.$400,0002
14-Jun-07MAIDIQUE MODESTO A
Director
20,000DirectSale at $28.25 - $28.25 per share.$565,0002
12-Jun-07PARULEKAR SUNEIL
Officer
211,100DirectOption Exercise at $6.30 - $17.1 per share.N/A
12-Jun-07PARULEKAR SUNEIL
Officer
211,100DirectSale at $29.10 - $29.25 per share.$6,159,0002
12-Jun-07NOONEN MICHAEL
Officer
40,875DirectOption Exercise at $6.55 - $17.1 per share.N/A
12-Jun-07NOONEN MICHAEL
Officer
39,605DirectSale at $29 - $29 per share.$1,149,0002
11-Jun-07PARULEKAR SUNEIL
Officer
288,900DirectOption Exercise at $12.98 - $17.1 per share.N/A
11-Jun-07PARULEKAR SUNEIL
Officer
288,900DirectSale at $29.30 - $29.49 per share.$8,492,0002
10-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
38,500IndirectPurchase at $27.50 per share.$1,058,750
9-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
989,888IndirectPurchase at $27.41 - $27.41 per share.$27,133,0002
8-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
825,000IndirectPurchase at $26.96 - $26.96 per share.$22,242,0002
7-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
550,000IndirectPurchase at $27.32 - $27.32 per share.$15,026,0002
4-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
475,100IndirectPurchase at $27.23 - $27.23 per share.$12,937,0002
3-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
702,700IndirectPurchase at $26.99 - $26.99 per share.$18,966,0002
2-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
800,000IndirectPurchase at $26.93 - $26.93 per share.$21,544,0002
1-May-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
600,000IndirectPurchase at $26.51 - $26.51 per share.$15,906,0002
18-Apr-07KUNZ DETLEV
Officer
183,750DirectOption Exercise at $11.63 - $15.33 per share.N/A
18-Apr-07KUNZ DETLEV
Officer
183,750DirectSale at $25.56 - $25.68 per share.$4,708,0002
9-Apr-07CLARK JOHN M
Officer
30,000DirectOption Exercise at $6.55 - $11.63 per share.N/A
9-Apr-07CLARK JOHN M
Officer
30,000DirectSale at $24.75 - $24.75 per share.$743,0002
30-Mar-07SAMATH JAMIE
Officer
544DirectAcquisition (Non Open Market) at $19.85 per share.$10,798
28-Mar-07HALLA BRIAN
Officer
500,000DirectOption Exercise at $15.69 - $15.69 per share.$7,845,0002
28-Mar-07HALLA BRIAN
Officer
412,062DirectSale at $24.30 - $24.4 per share.$10,034,0002
1-Feb-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
107,749IndirectSale at $23.08 - $23.08 per share.$2,487,0002
1-Feb-07MACLEOD DONALD
Officer
3,000DirectDisposition (Non Open Market) at $0 per share.N/A
3-Jan-07RELATIONAL INVESTORS LLC
Beneficial Owner (10% or more)
43,273IndirectSale at $22.50 - $22.5 per share.$974,0002
21-Dec-06CLARK JOHN M
Officer
25,000DirectOption Exercise at $6.30 - $8.03 per share.N/A
21-Dec-06CLARK JOHN M
Officer
25,000DirectSale at $22.64 - $22.68 per share.$567,0002
13-Dec-06HALLA BRIAN
Officer
15,000DirectDisposition (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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