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Friday, August 29, 2008, 7:11PM ET - U.S. Markets Closed. Dow Down 1.47% Nasdaq Down 1.83%
Marathon Oil Corporation (MRO)At 4:02PM ET: 45.07  Down 0.41 (0.90%)  
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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
Purchases2,3002
Sales9,0001
Net Shares Purchased
(Sold)
(6,700)3
Total Insider Shares Held1.08M N/A
% Net Shares Purchased
(Sold)
(0.6%) N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased (Sold)(91,475,000)
% Change in Institutional Shares Held(19.0%)
Data provided by Thomson Financial

INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS
DateInsiderSharesTypeTransactionValue*
1-Jul-08BEHRMAN PHILIP G
Officer
12,800DirectDisposition (Non Open Market) at $0 per share.N/A
11-Jun-08THILL HOWARD J SR
Officer
300DirectPurchase at $50.06 per share.$15,018
27-May-08HEMINGER GARY R
Officer
4,014DirectDisposition (Non Open Market) at $51.24 per share.$205,677
27-May-08REINBOLT PAUL C
Officer
970DirectDisposition (Non Open Market) at $51.24 per share.$49,702
27-May-08HOWARD JERRY
Officer
1,394DirectDisposition (Non Open Market) at $51.24 per share.$71,428
27-May-08BEHRMAN PHILIP G
Officer
2,120DirectDisposition (Non Open Market) at $51.24 per share.$108,628
27-May-08HINCHMAN STEVEN B
Officer
2,053DirectDisposition (Non Open Market) at $51.24 per share.$105,195
27-May-08SCHWIND WILLIAM F JR
Officer
1,637DirectDisposition (Non Open Market) at $51.24 per share.$83,879
27-May-08CAZALOT CLARENCE P JR
Officer
16,526DirectDisposition (Non Open Market) at $51.24 per share.$846,792
27-May-08CLARK JANET F
Officer
5,591DirectDisposition (Non Open Market) at $51.24 per share.$286,482
7-Apr-08THILL HOWARD J SR
Officer
755DirectDisposition (Non Open Market) at $49.06 per share.$37,040
1-Apr-08BOYCE GREGORY H
Director
2,020DirectAcquisition (Non Open Market) at $46.41 per share.$93,748
1-Apr-08BOYCE GREGORY H
Director
N/ADirectStatement of OwnershipN/A
3-Mar-08HEMINGER GARY R
Officer
9,000DirectOption Exercise at $17 per share.$153,000
3-Mar-08HEMINGER GARY R
Officer
9,000DirectSale at $53.65 - $53.66 per share.$483,0002
27-Feb-08THILL HOWARD J SR
Officer
1,300DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08ROBERTS DAVID E JR
Officer
9,300DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08STEWART MICHAEL K
Officer
1,500DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08HEMINGER GARY R
Officer
10,100DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08REINBOLT PAUL C
Officer
1,400DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08HOWARD JERRY
Officer
2,400DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08HINCHMAN STEVEN B
Officer
7,800DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08SCHWIND WILLIAM F JR
Officer
2,300DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Feb-08CLARK JANET F
Officer
7,400DirectAcquisition (Non Open Market) at $0 per share.N/A
5-Feb-08SNOW JOHN W
Director
2,000DirectPurchase at $47.52 per share.$95,040
11-Jan-08KAPLAN ALARD
Officer
9,000DirectDisposition (Non Open Market) at $0 per share.N/A
2-Jan-08THILL HOWARD J SR
Officer
107DirectDisposition (Non Open Market) at $61.48 per share.$6,578
2-Jan-08BOLDEN CHARLES F JR
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08SCHOFIELD SETH E
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08LADER PHILIP
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08DAVIS WILLIAM L
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08LEE CHARLES R
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08DABERKO DAVID A
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08JACKSON SHIRLEY A
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08REILLEY DENNIS H
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
2-Jan-08SNOW JOHN W
Director
2,036DirectAcquisition (Non Open Market) at $61.40 per share.$125,010
1-Jan-08THILL HOWARD J SR
Officer
3,463DirectStatement of OwnershipN/A
31-Dec-07MATHENY KENNETH L
Officer
6,600DirectDisposition (Non Open Market) at $0 per share.N/A
12-Dec-07BEHRMAN PHILIP G
Officer
30,266DirectOption Exercise at $23.83 per share.$721,238
12-Dec-07BEHRMAN PHILIP G
Officer
30,266DirectSale at $59.42 - $59.63 per share.$1,802,0002
12-Dec-07CLARK JANET F
Officer
8,500DirectDisposition (Non Open Market) at $0 per share.N/A
20-Nov-07CLARK JANET F
Officer
50,000DirectOption Exercise at $16.81 - $16.81 per share.$840,0002
20-Nov-07CLARK JANET F
Officer
27,545DirectDisposition (Non Open Market) at $57.30 per share.$1,578,328
18-Oct-07CLARK JANET F
Officer
52DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Jul-07STEWART MICHAEL K
Officer
286DirectDisposition (Non Open Market) at $60.78 per share.$17,383
6-Jun-07REINBOLT PAUL C
Officer
13,500DirectOption Exercise at $33.61 - $33.61 per share.$454,0002
6-Jun-07REINBOLT PAUL C
Officer
6,267DirectSale at $124.76 - $124.77 per share.$782,0002
6-Jun-07REINBOLT PAUL C
Officer
7,233DirectDisposition (Non Open Market) at $124.72 - $124.72 per share.$902,0002
30-May-07ROBERTS DAVID E JR
Officer
3,400DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07STEWART MICHAEL K
Officer
2,700DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07HEMINGER GARY R
Officer
6,000DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07REINBOLT PAUL C
Officer
700DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07HOWARD JERRY
Officer
1,200DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07BEHRMAN PHILIP G
Officer
3,400DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07HINCHMAN STEVEN B
Officer
3,400DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07MATHENY KENNETH L
Officer
700DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07SCHWIND WILLIAM F JR
Officer
1,400DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07KAPLAN ALARD
Officer
1,000DirectAcquisition (Non Open Market) at $0 per share.N/A
30-May-07CLARK JANET F
Officer
3,800DirectAcquisition (Non Open Market) at $122.10 - $122.1 per share.$464,0002
29-May-07CLARK JANET F
Officer
20,000DirectOption Exercise at $33.61 - $33.61 per share.$672,0002
29-May-07CLARK JANET F
Officer
10,867DirectDisposition (Non Open Market) at $119.43 - $119.43 per share.$1,298,0002
15-May-07HINCHMAN STEVEN B
Officer
25,000DirectSale at $111.54 - $111.74 per share.$2,791,0002
15-May-07HINCHMAN STEVEN B
Officer
25,000DirectOption Exercise at $32.52 - $32.52 per share.$813,0002
4-May-07KAPLAN ALARD
Officer
5,000DirectOption Exercise at $30.88 - $30.88 per share.$154,0002
4-May-07KAPLAN ALARD
Officer
5,000DirectAutomatic Sale at $105 - $105 per share.$525,0002
16-Feb-07HOWARD JERRY
Officer
8,176DirectDisposition (Non Open Market) at $90.83 - $90.83 per share.$743,0002
16-Feb-07HOWARD JERRY
Officer
5,453DirectSale at $91 - $91.01 per share.$496,0002
16-Feb-07HOWARD JERRY
Officer
13,633DirectOption Exercise at $33.61 - $33.61 per share.$458,0002
14-Feb-07BEHRMAN PHILIP G
Officer
100DirectDisposition (Non Open Market) at $0 per share.N/A
9-Feb-07SCHWIND WILLIAM F JR
Officer
9,320DirectSale at $91.61 - $91.61 per share.$854,0002
6-Feb-07SNOW JOHN W
Director
1,000DirectPurchase at $89.59 - $89.6 per share.$90,0002
29-Jan-07HEMINGER GARY R
Officer
4,108DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$363,0002
29-Jan-07HEMINGER GARY R
Officer
5,727DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07REINBOLT PAUL C
Officer
2,393DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$211,0002
29-Jan-07REINBOLT PAUL C
Officer
3,984DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07HOWARD JERRY
Officer
4,872DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$430,0002
29-Jan-07HOWARD JERRY
Officer
5,976DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07BEHRMAN PHILIP G
Officer
5,873DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$518,0002
29-Jan-07BEHRMAN PHILIP G
Officer
7,221DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07HINCHMAN STEVEN B
Officer
4,006DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$354,0002
29-Jan-07HINCHMAN STEVEN B
Officer
6,308DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07MATHENY KENNETH L
Officer
2,441DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$215,0002
29-Jan-07MATHENY KENNETH L
Officer
4,067DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07SCHWIND WILLIAM F JR
Officer
3,673DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$324,0002
29-Jan-07SCHWIND WILLIAM F JR
Officer
5,893DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07KAPLAN ALARD
Officer
3,205DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$283,0002
29-Jan-07KAPLAN ALARD
Officer
5,312DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07CAZALOT CLARENCE P JR
Officer
50,097DirectDisposition (Non Open Market) at $88.25 per share.$4,421,060
29-Jan-07CAZALOT CLARENCE P JR
Officer
62,250DirectAcquisition (Non Open Market) at $0 per share.N/A
29-Jan-07CLARK JANET F
Officer
15,010DirectDisposition (Non Open Market) at $88.25 - $88.25 per share.$1,325,0002
29-Jan-07CLARK JANET F
Officer
18,675DirectAcquisition (Non Open Market) at $0 per share.N/A
16-Jan-07CLARK JANET F
Officer
5,538DirectDisposition (Non Open Market) at $85.90 - $85.9 per share.$476,0002
3-Jan-07YEARLEY DOUGLAS C
Director
1,431DirectAcquisition (Non Open Market) at $87.35 - $87.35 per share.$125,0002
3-Jan-07BOLDEN CHARLES F JR
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07SCHOFIELD SETH E
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07LADER PHILIP
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07DAVIS WILLIAM L
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07LEE CHARLES R
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07DABERKO DAVID A
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07JACKSON SHIRLEY A
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07REILLEY DENNIS H
Director
1,431DirectAcquisition (Non Open Market) at $87.35 per share.$124,997
3-Jan-07SNOW JOHN W
Director
1,431DirectAcquisition (Non Open Market) at $87.35 - $87.35 per share.$125,0002
14-Dec-06BEHRMAN PHILIP G
Officer
100DirectDisposition (Non Open Market) at $0 per share.N/A
8-Dec-06MATHENY KENNETH L
Officer
26,200DirectOption Exercise at $25.52 - $33.61 per share.N/A
8-Dec-06MATHENY KENNETH L
Officer
7,541DirectSale at $93.86 - $93.93 per share.$708,0002
8-Dec-06MATHENY KENNETH L
Officer
18,659DirectDisposition (Non Open Market) at $93.90 - $94.06 per share.$1,754,0002
4-Dec-06HINCHMAN STEVEN B
Officer
2,000DirectOption Exercise at $47.65 - $47.65 per share.$95,0002
4-Dec-06HINCHMAN STEVEN B
Officer
12,000DirectSale at $95.10 - $95.29 per share.$1,142,0002
4-Dec-06SCHWIND WILLIAM F JR
Officer
10,000DirectSale at $95.10 - $95.11 per share.$951,0002
15-Nov-06BEHRMAN PHILIP G
Officer
200IndirectSale at $89.95 - $89.95 per share.$18,0002
13-Nov-06REINBOLT PAUL C
Officer
8,100DirectOption Exercise at $25.52 - $25.52 per share.$207,0002
13-Nov-06REINBOLT PAUL C
Officer
8,100DirectSale at $89.58 - $89.67 per share.$726,0002
8-Nov-06HINCHMAN STEVEN B
Officer
6,500DirectOption Exercise at $28.12 - $28.12 per share.$183,0002
8-Nov-06HINCHMAN STEVEN B
Officer
6,500DirectSale at $88.44 - $88.47 per share.$575,0002
8-Nov-06KAPLAN ALARD
Officer
20,000DirectOption Exercise at $33.61 - $33.61 per share.$672,0002
8-Nov-06KAPLAN ALARD
Officer
7,900DirectSale at $88.45 - $88.48 per share.$699,0002
8-Nov-06KAPLAN ALARD
Officer
11,920DirectDisposition (Non Open Market) at $88.38 - $88.38 per share.$1,053,0002
16-Oct-06KAPLAN ALARD
Officer
10,000DirectOption Exercise at $30.88 - $30.88 per share.$309,0002
16-Oct-06KAPLAN ALARD
Officer
10,000DirectAutomatic Sale at $85 - $85 per share.$850,0002
2-Oct-06SNOW JOHN W
Director
413DirectAcquisition (Non Open Market) at $0 per share.N/A
27-Sep-06SNOW JOHN W
Director
N/ADirectStatement of OwnershipN/A
31-Aug-06CAZALOT CLARENCE P JR
Officer
20,000DirectAutomatic Sale at $83.32 - $84 per share.$1,673,0002
31-Aug-06CAZALOT CLARENCE P JR
Officer
20,000DirectOption Exercise at $25.52 - $25.52 per share.$510,0002
30-Aug-06CAZALOT CLARENCE P JR
Officer
70,000DirectAutomatic Sale at $84.39 - $85 per share.$5,929,0002
30-Aug-06CAZALOT CLARENCE P JR
Officer
70,000DirectOption Exercise at $25.52 - $25.52 per share.$1,786,0002
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.
All Major Holders - Insider Roster

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