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Monday, December 1, 2008, 11:46PM ET - U.S. Markets Closed. Dow Down 7.70% Nasdaq Down 8.95%
Constellation Energy Group, Inc. (CEG)At 4:06PM ET: 23.93  Down 0.54 (2.21%)  
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Insider TransactionsGet Insider Transactions for:
NET SHARE PURCHASE ACTIVITY
Insider Purchases - Last 6 Months
 SharesTrans
Purchases2,5001
Sales52,6005
Net Shares Purchased
(Sold)
(50,100)6
Total Insider Shares Held18.19M N/A
% Net Shares Purchased
(Sold)
(0.3%) N/A
Net Institutional Purchases - Prior Qtr to Latest Qtr
 Shares
Net Shares Purchased (Sold)(15,676,100)
% Change in Institutional Shares Held(15.3%)
Data provided by Thomson Financial

INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS
DateInsiderSharesTypeTransactionValue*
21-Nov-08BOULTWOOD BRENDA L
Officer
N/ADirectStatement of OwnershipN/A
11-Nov-08HYLE KATHLEEN W
Officer
110IndirectStatement of OwnershipN/A
11-Nov-08HYLE KATHLEEN W
Officer
N/ADirectStatement of OwnershipN/A
21-Oct-08THAYER JONATHAN W
Officer
645IndirectStatement of OwnershipN/A
21-Oct-08THAYER JONATHAN W
Officer
N/ADirectStatement of OwnershipN/A
21-Oct-08BERARDESCO CHARLES A
Officer
24IndirectStatement of OwnershipN/A
21-Oct-08BERARDESCO CHARLES A
Officer
6DirectStatement of OwnershipN/A
10-Jun-08UGOL MARC L
Officer
21,650DirectOption Exercise at $39.63 per share.$857,989
10-Jun-08UGOL MARC L
Officer
21,650DirectSale at $86.83 per share.$1,879,869
9-Jun-08MARTIN LYNN M
Director
950DirectSale at $88.14 per share.$83,733
19-May-08PERLMAN BETH SHARI
Officer
4,000DirectOption Exercise at $31.21 per share.$124,840
19-May-08PERLMAN BETH SHARI
Officer
4,000DirectAutomatic Sale at $85 per share.$340,000
13-May-08WALLACE MICHAEL J
Officer
2,900DirectAutomatic Sale at $81.13 - $81.36 per share.$236,0002
13-May-08WALLACE MICHAEL J
Officer
18,100DirectAutomatic Sale at $81.40 - $82.49 per share.$1,483,0002
13-May-08LAMPTON NANCY
Director
2,500IndirectPurchase at $81.59 per share.$203,975
12-May-08COLLINS JOHN C
Officer
5,000DirectOption Exercise at $31.21 per share.$156,050
12-May-08COLLINS JOHN C
Officer
5,000DirectAutomatic Sale at $81.60 per share.$408,000
1-Apr-08BARRON HENRY B JR
Officer
N/ADirectStatement of OwnershipN/A
23-Feb-08DAWSON FELIX JEHL
Officer
5,983DirectDisposition (Non Open Market) at $94.51 per share.$565,453
23-Feb-08PERSKY GEORGE E
Officer
5,983DirectDisposition (Non Open Market) at $94.51 per share.$565,453
23-Feb-08WALLACE MICHAEL J
Officer
716DirectDisposition (Non Open Market) at $94.51 per share.$67,669
23-Feb-08BROOKS THOMAS V
Officer
2,980DirectDisposition (Non Open Market) at $94.51 per share.$281,639
22-Feb-08BERZIN ANN C
Director
N/ADirectStatement of OwnershipN/A
21-Feb-08DAWSON FELIX JEHL
Officer
6,504DirectDisposition (Non Open Market) at $95.04 per share.$618,140
21-Feb-08PERSKY GEORGE E
Officer
6,503DirectDisposition (Non Open Market) at $95.04 per share.$618,045
21-Feb-08SHATTUCK MAYO A III
Officer
10,877DirectDisposition (Non Open Market) at $95.04 per share.$1,033,750
19-Feb-08PERLMAN BETH SHARI
Officer
4,000DirectOption Exercise at $31.21 per share.$124,840
19-Feb-08PERLMAN BETH SHARI
Officer
4,000DirectAutomatic Sale at $98.53 per share.$394,120
12-Feb-08DEFONTES KENNETH WILLIAM JR.
Officer
3,640DirectOption Exercise at $50.96 per share.$185,494
12-Feb-08DEFONTES KENNETH WILLIAM JR.
Officer
3,640DirectAutomatic Sale at $96.12 per share.$349,876
12-Feb-08WALLACE MICHAEL J
Officer
11,000DirectAutomatic Sale at $96.55 - $97.36 per share.$1,067,0002
12-Feb-08WALLACE MICHAEL J
Officer
10,000DirectAutomatic Sale at $97.50 - $98.34 per share.$979,0002
7-Feb-08SHATTUCK MAYO A III
Officer
50,000DirectAutomatic Sale at $93.63 per share.$4,681,500
5-Feb-08BRADY THOMAS F
Officer
6,500DirectOption Exercise at $31.21 per share.$202,865
5-Feb-08BRADY THOMAS F
Officer
6,500DirectAutomatic Sale at $96.34 per share.$626,210
4-Feb-08PERSKY GEORGE E
Officer
6,000DirectAutomatic Sale at $95.85 - $95.87 per share.$575,0002
1-Feb-08COLLINS JOHN C
Officer
10,000DirectOption Exercise at $31.21 per share.$312,100
1-Feb-08COLLINS JOHN C
Officer
10,000DirectAutomatic Sale at $94.58 per share.$945,800
1-Jan-08MARTIN LYNN M
Director
840DirectAcquisition (Non Open Market) at $0 per share.N/A
1-Jan-08CROOKE EDWARD A
Director
840DirectAcquisition (Non Open Market) at $0 per share.N/A
17-Dec-07MARTIN LYNN M
Director
350DirectDisposition (Non Open Market) at $0 per share.N/A
6-Dec-07COLLINS JOHN C
Officer
10,000DirectOption Exercise at $31.21 per share.$312,100
6-Dec-07COLLINS JOHN C
Officer
10,000DirectAutomatic Sale at $100.87 per share.$1,008,700
4-Dec-07DEFONTES KENNETH WILLIAM JR.
Officer
3,697DirectOption Exercise at $39.63 - $39.63 per share.$147,0002
4-Dec-07DEFONTES KENNETH WILLIAM JR.
Officer
3,697DirectAutomatic Sale at $99.07 per share.$366,261
3-Dec-07ALLEN PAUL J
Officer
9,000DirectOption Exercise at $31.21 - $31.21 per share.$281,0002
3-Dec-07ALLEN PAUL J
Officer
9,000DirectAutomatic Sale at $99.97 - $99.97 per share.$900,0002
19-Nov-07PERLMAN BETH SHARI
Officer
4,000DirectOption Exercise at $31.21 - $31.21 per share.$125,0002
19-Nov-07PERLMAN BETH SHARI
Officer
4,000DirectAutomatic Sale at $96.86 per share.$387,440
13-Nov-07WALLACE MICHAEL J
Officer
800DirectAutomatic Sale at $94.72 - $94.79 per share.$76,0002
13-Nov-07WALLACE MICHAEL J
Officer
9,000DirectAutomatic Sale at $94.80 - $95.15 per share.$855,0002
13-Nov-07WALLACE MICHAEL J
Officer
6,400DirectAutomatic Sale at $95.17 - $96.26 per share.$613,0002
13-Nov-07WALLACE MICHAEL J
Officer
4,800DirectAutomatic Sale at $96.28 - $97.26 per share.$464,0002
8-Nov-07BRADY THOMAS F
Officer
12,000DirectOption Exercise at $31.21 - $31.21 per share.$375,0002
8-Nov-07BRADY THOMAS F
Officer
12,000DirectAutomatic Sale at $96.27 per share.$1,155,240
6-Nov-07UGOL MARC L
Officer
11,290DirectOption Exercise at $28.81 - $28.81 per share.$325,0002
6-Nov-07UGOL MARC L
Officer
11,290DirectSale at $97 per share.$1,095,130
6-Nov-07SHATTUCK MAYO A III
Officer
75,000DirectAutomatic Sale at $96.77 - $96.86 per share.$7,261,0002
1-Nov-07SKOLDS JOHN L
Director
N/ADirectStatement of OwnershipN/A
7-Sep-07ALLEN PAUL J
Officer
9,000DirectOption Exercise at $31.21 - $31.21 per share.$281,0002
7-Sep-07ALLEN PAUL J
Officer
9,000DirectAutomatic Sale at $84.20 - $84.2 per share.$758,0002
22-Aug-07FEUERMAN REESE K
Officer
470IndirectStatement of OwnershipN/A
22-Aug-07FEUERMAN REESE K
Officer
6,472DirectStatement of OwnershipN/A
22-Aug-07PERLMAN BETH SHARI
Officer
4,000DirectOption Exercise at $31.21 - $31.21 per share.$125,0002
22-Aug-07PERLMAN BETH SHARI
Officer
4,000DirectAutomatic Sale at $85 - $85 per share.$340,0002
15-Aug-07DEFONTES KENNETH WILLIAM JR.
Officer
3,697DirectOption Exercise at $39.63 - $39.63 per share.$147,0002
15-Aug-07DEFONTES KENNETH WILLIAM JR.
Officer
3,697DirectAutomatic Sale at $82.03 - $82.03 per share.$303,0002
7-Aug-07SHATTUCK MAYO A III
Officer
75,000DirectAutomatic Sale at $84.40 - $84.4 per share.$6,330,0002
31-Jul-07BRADY THOMAS F
Officer
10,000DirectOption Exercise at $31.21 - $31.21 per share.$312,0002
31-Jul-07BRADY THOMAS F
Officer
10,000DirectAutomatic Sale at $85.65 - $85.65 per share.$857,0002
13-Jun-07MARTIN LYNN M
Director
1,000DirectSale at $87.89 - $87.91 per share.$88,0002
12-Jun-07WALLACE MICHAEL J
Officer
1,913DirectAutomatic Sale at $85.38 - $85.87 per share.$164,0002
12-Jun-07WALLACE MICHAEL J
Officer
3,500DirectAutomatic Sale at $85.88 - $86.54 per share.$302,0002
6-Jun-07ALLEN PAUL J
Officer
9,000DirectOption Exercise at $31.21 - $31.21 per share.$281,0002
6-Jun-07ALLEN PAUL J
Officer
9,000DirectAutomatic Sale at $88.34 - $88.34 per share.$795,0002
31-May-07DAWSON FELIX JEHL
Officer
10,310DirectDisposition (Non Open Market) at $92.22 per share.$950,788
31-May-07PERSKY GEORGE E
Officer
10,310DirectDisposition (Non Open Market) at $92.22 per share.$950,788
23-May-07SHATTUCK MAYO A III
Officer
50,000DirectAutomatic Sale at $93.62 - $93.62 per share.$4,681,0002
15-May-07SMITH E FOLLIN
Officer
32DirectDisposition (Non Open Market) at $0 per share.N/A
15-May-07SMITH E FOLLIN
Officer
24,300DirectAutomatic Sale at $93.95 - $94.37 per share.$2,288,0002
11-May-07SMITH E FOLLIN
Officer
53DirectDisposition (Non Open Market) at $0 per share.N/A
10-May-07PERLMAN BETH SHARI
Officer
4,000DirectOption Exercise at $31.21 - $31.21 per share.$125,0002
10-May-07PERLMAN BETH SHARI
Officer
4,000DirectAutomatic Sale at $93.24 - $93.24 per share.$373,0002
10-May-07LAMPTON NANCY
Director
1,000DirectSale at $93.23 - $93.23 per share.$93,0002
9-May-07DEFONTES KENNETH WILLIAM JR.
Officer
3,696DirectOption Exercise at $39.63 - $39.63 per share.$146,0002
9-May-07DEFONTES KENNETH WILLIAM JR.
Officer
3,696DirectAutomatic Sale at $93.08 - $93.08 per share.$344,0002
8-May-07WALLACE MICHAEL J
Officer
5,417DirectAutomatic Sale at $93.02 - $93.18 per share.$504,0002
8-May-07SHATTUCK MAYO A III
Officer
25,000DirectAutomatic Sale at $93.25 - $93.25 per share.$2,331,0002
30-Apr-07BRADY THOMAS F
Officer
20,000DirectOption Exercise at $31.21 - $31.21 per share.$624,0002
30-Apr-07BRADY THOMAS F
Officer
20,000DirectAutomatic Sale at $90.05 - $90.05 per share.$1,801,0002
10-Apr-07WALLACE MICHAEL J
Officer
300DirectAutomatic Sale at $88.56 - $88.6 per share.$27,0002
10-Apr-07WALLACE MICHAEL J
Officer
5,117DirectAutomatic Sale at $88.61 - $89.13 per share.$455,0002
13-Mar-07WALLACE MICHAEL J
Officer
707DirectAutomatic Sale at $80.47 - $81.07 per share.$57,0002
13-Mar-07WALLACE MICHAEL J
Officer
4,710DirectAutomatic Sale at $81.08 - $81.68 per share.$383,0002
9-Mar-07BRADY THOMAS F
Officer
20,000DirectOption Exercise at $31.21 - $31.21 per share.$624,0002
9-Mar-07BRADY THOMAS F
Officer
20,000DirectAutomatic Sale at $80.30 - $80.3 per share.$1,606,0002
6-Mar-07ALLEN PAUL J
Officer
9,000DirectOption Exercise at $31.21 - $31.21 per share.$281,0002
6-Mar-07ALLEN PAUL J
Officer
9,000DirectAutomatic Sale at $76.68 - $76.68 per share.$690,0002
28-Feb-07SMITH E FOLLIN
Officer
101DirectDisposition (Non Open Market) at $0 per share.N/A
25-Feb-07SMITH E FOLLIN
Officer
1,341DirectDisposition (Non Open Market) at $75.86 - $75.86 per share.$102,0002
23-Feb-07MARTIN LYNN M
Director
470DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Feb-07CROOKE EDWARD A
Director
470DirectAcquisition (Non Open Market) at $0 per share.N/A
23-Feb-07DAWSON FELIX JEHL
Officer
4,599DirectDisposition (Non Open Market) at $75.86 - $75.86 per share.$349,0002
23-Feb-07PERSKY GEORGE E
Officer
4,599DirectDisposition (Non Open Market) at $75.86 - $75.86 per share.$349,0002
23-Feb-07BROOKS THOMAS V
Officer
2,972DirectDisposition (Non Open Market) at $75.86 per share.$225,455
23-Feb-07SMITH E FOLLIN
Officer
1,116DirectDisposition (Non Open Market) at $0 - $75.86 per share.N/A
22-Feb-07DAWSON FELIX JEHL
Officer
16,736DirectAcquisition (Non Open Market) at $0 per share.N/A
22-Feb-07PERSKY GEORGE E
Officer
16,736DirectAcquisition (Non Open Market) at $0 per share.N/A
22-Feb-07SMITH E FOLLIN
Officer
871DirectDisposition (Non Open Market) at $75.29 - $75.29 per share.$66,0002
22-Feb-07SMITH E FOLLIN
Officer
6,641DirectAcquisition (Non Open Market) at $0 per share.N/A
22-Feb-07SHATTUCK MAYO A III
Officer
26,566DirectAcquisition (Non Open Market) at $0 per share.N/A
15-Feb-07SMITH E FOLLIN
Officer
5,150DirectAutomatic Sale at $75.19 - $75.19 per share.$387,0002
14-Feb-07DEFONTES KENNETH WILLIAM JR.
Officer
5,334DirectOption Exercise at $31.21 - $31.21 per share.$166,0002
14-Feb-07DEFONTES KENNETH WILLIAM JR.
Officer
5,334DirectAutomatic Sale at $74.89 - $74.89 per share.$399,0002
13-Feb-07SHATTUCK MAYO A III
Officer
25,000DirectAutomatic Sale at $73.71 - $73.71 per share.$1,843,0002
13-Feb-07WALLACE MICHAEL J
Officer
5,417DirectAutomatic Sale at $73.65 - $73.95 per share.$400,0002
9-Jan-07WALLACE MICHAEL J
Officer
100DirectAutomatic Sale at $69.73 - $69.73 per share.$6,9732
9-Jan-07WALLACE MICHAEL J
Officer
5,317DirectAutomatic Sale at $69.74 - $70.91 per share.$374,0002
1-Jan-07MARTIN LYNN M
Director
720DirectAcquisition (Non Open Market) at $0 per share.N/A
1-Jan-07WALLACE MICHAEL J
Officer
11,846DirectDisposition (Non Open Market) at $68.62 - $68.62 per share.$813,0002
1-Jan-07SHATTUCK MAYO A III
Officer
20,656DirectDisposition (Non Open Market) at $68.62 - $68.62 per share.$1,417,0002
1-Jan-07CROOKE EDWARD A
Director
720DirectAcquisition (Non Open Market) at $0 per share.N/A
14-Dec-06ALLEN PAUL J
Officer
14,000DirectOption Exercise at $31.21 - $31.21 per share.$437,0002
14-Dec-06ALLEN PAUL J
Officer
14,000DirectAutomatic Sale at $68.79 - $68.79 per share.$963,0002
12-Dec-06WALLACE MICHAEL J
Officer
5,417DirectAutomatic Sale at $68.27 - $68.76 per share.$371,0002
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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