DIMETRICS
T
Talen Energy
TLN · AI Merchant Power
$400.12
+3.17 (+0.80%)
As of Jul 15, 2026 close
Insider Activity — Trailing 6 Months
Open-Market Buys
0
$0.0 · 0 lines · 0 insiders
Open-Market Sells
1
$988.0K · 1 lines · 10b5-1: 0/1
Net Shares (6M)
-3K
-0.01% of shares out
Active Insiders
16
10 officers · 6 directors
Latest Form 4
Jun 17
ABBAS GIZMAN I · Sell · $988.0K
Price & Insider Transactions
Marker size ∝ transaction value
Closing priceBuySell
Transactions
Sortable · open-market, awards & exercises
Type
Price
Held After
Filed
ABBAS GIZMAN I
Sell
-2,600
-49.9% of holdings
$380.00
$988.0K
2,606
Jun 15, 2026
McFarland Mark Allen
Chief Executive Officer
Other
+260,335
new
$0.00
$0.0
260,335
Jun 8, 2026
McFarland Mark Allen
Chief Executive Officer
Other
-260,335
-100.0% of holdings
$0.00
$0.0
117
Jun 8, 2026
Schwartzstein Christine Benson
Exercise
-4,133
strike $0.00
0
May 22, 2026
Schwartzstein Christine Benson
Exercise
+4,133
6,736
May 22, 2026
Nigro Joseph
Exercise
-4,133
strike $0.00
0
May 22, 2026
Nigro Joseph
Disposition To Issuer
-1,530
-22.7% of holdings
$324.21
$496.0K
5,206
May 22, 2026
Nigro Joseph
Exercise
+4,133
6,736
May 22, 2026
Hyde Karen T
Exercise
-4,133
strike $0.00
0
May 22, 2026
Hyde Karen T
Disposition To Issuer
-1,530
-22.7% of holdings
$324.21
$496.0K
5,206
May 22, 2026
Hyde Karen T
Exercise
+4,133
6,736
May 22, 2026
Horton Anthony R
Exercise
-4,133
strike $0.00
0
May 22, 2026
Horton Anthony R
Exercise
+4,133
9,265
May 22, 2026
ABBAS GIZMAN I
Exercise
-4,133
strike $0.00
0
May 22, 2026
ABBAS GIZMAN I
Disposition To Issuer
-1,530
-22.7% of holdings
$324.21
$496.0K
5,206
May 22, 2026
ABBAS GIZMAN I
Exercise
+4,133
6,736
May 22, 2026
SCHAEFER STEPHEN
2 lots
Exercise
-50,006
strike $0.00
0
May 22, 2026
SCHAEFER STEPHEN
Disposition To Issuer
-6,789
-25.5% of holdings
$324.21
$2.2M
19,825
May 22, 2026
SCHAEFER STEPHEN
2 lots
Exercise
+22,482
26,614
May 22, 2026
Olagues Darren J
Chief Development Officer
Exercise
-18,487
strike $0.00
0
May 22, 2026
Olagues Darren J
Chief Development Officer
Sell
-2,911
tax withholding (F)
$324.21
$943.8K
4,601
May 22, 2026
Olagues Darren J
Chief Development Officer
Exercise
+7,395
7,512
May 22, 2026
Nutt Terry L
President
Exercise
-227,064
strike $0.00
0
May 22, 2026
Nutt Terry L
President
Sell
-35,741
tax withholding (F)
$324.21
$11.6M
67,761
May 22, 2026
Nutt Terry L
President
Exercise
+90,826
103,502
May 22, 2026
Plagens Anthony J
SVP & Chief Accounting Officer
2 lots
Exercise
-14,170
strike $0.00
0
May 22, 2026
Plagens Anthony J
SVP & Chief Accounting Officer
Sell
-2,231
tax withholding (F)
$324.21
$723.3K
6,874
May 22, 2026
Plagens Anthony J
SVP & Chief Accounting Officer
2 lots
Exercise
+5,668
9,105
May 22, 2026
Casulli Edward T.
SVP & Chief Nuclear Officer
2 lots
Exercise
-15,940
strike $0.00
0
May 22, 2026
Casulli Edward T.
SVP & Chief Nuclear Officer
Sell
-2,774
tax withholding (F)
$324.21
$899.4K
7,205
May 22, 2026
Casulli Edward T.
SVP & Chief Nuclear Officer
2 lots
Exercise
+6,376
9,979
May 22, 2026
Morice Christopher E
Chief Commercial Officer
2 lots
Exercise
-167,577
strike $0.00
0
May 22, 2026
Morice Christopher E
Chief Commercial Officer
Sell
-26,378
tax withholding (F)
$324.21
$8.6M
49,174
May 22, 2026
Morice Christopher E
Chief Commercial Officer
2 lots
Exercise
+67,031
75,552
May 22, 2026
Muller Cole
Chief Financial Officer
2 lots
Exercise
-157,155
strike $0.00
0
May 22, 2026
Muller Cole
Chief Financial Officer
Sell
-27,339
tax withholding (F)
$324.21
$8.9M
42,968
May 22, 2026
Muller Cole
Chief Financial Officer
2 lots
Exercise
+62,862
70,307
May 22, 2026
Lebsack Dale E Jr.
Chief Asset Dev. Officer
2 lots
Exercise
-214,046
strike $0.00
0
May 22, 2026
Lebsack Dale E Jr.
Chief Asset Dev. Officer
Sell
-33,692
tax withholding (F)
$324.21
$10.9M
62,927
May 22, 2026
Lebsack Dale E Jr.
Chief Asset Dev. Officer
2 lots
Exercise
+85,618
96,619
May 22, 2026
Wright Andrew M
Chief Administrative Officer
2 lots
Exercise
-238,832
strike $0.00
0
May 22, 2026
Wright Andrew M
Chief Administrative Officer
Sell
-37,594
tax withholding (F)
$324.21
$12.2M
70,200
May 22, 2026
Wright Andrew M
Chief Administrative Officer
2 lots
Exercise
+95,533
107,794
May 22, 2026
Berryman Brad
Chief Operating Officer
2 lots
Exercise
-247,844
strike $0.00
0
May 22, 2026
Berryman Brad
Chief Operating Officer
Sell
-43,047
tax withholding (F)
$324.21
$14.0M
67,729
May 22, 2026
Berryman Brad
Chief Operating Officer
2 lots
Exercise
+99,138
110,776
May 22, 2026
McFarland Mark Allen
Chief Executive Officer
2 lots
Exercise
-887,163
strike $0.00
0
May 22, 2026
McFarland Mark Allen
Chief Executive Officer
Sell
-139,641
tax withholding (F)
$324.21
$45.3M
260,452
May 22, 2026
McFarland Mark Allen
Chief Executive Officer
2 lots
Exercise
+354,865
400,093
May 22, 2026
Nutt Terry L
President
2 lots
Award
+40,176
RSU grant (A)
33,086
Feb 26, 2026
Page 1 of 3
Net Insider Activity by Quarter
Most Active Insiders — Trailing 12 Months
McFarland Mark Allen
Chief Executive Officer
5
4
-601,000
$-45.3M
Jun 8, 2026
Berryman Brad
Chief Operating Officer
4
3
-172,207
$-14.0M
May 22, 2026
Nutt Terry L
President
4
4
-139,980
$-13.8M
May 22, 2026
Wright Andrew M
Chief Administrative Officer
4
3
-161,347
$-12.2M
May 22, 2026
Lebsack Dale E Jr.
Chief Asset Dev. Officer
4
3
-142,574
$-10.9M
May 22, 2026
Muller Cole
Chief Financial Officer
4
3
-90,141
$-8.9M
May 22, 2026
Morice Christopher E
Chief Commercial Officer
4
3
-107,378
$-8.6M
May 22, 2026
SCHAEFER STEPHEN
3
3
-33,195
$-2.2M
May 22, 2026
Parsed from SEC Form 4 filings via EDGAR. Open-market transactions (codes P/S) shown with awards, exercises and withholding for context; 10b5-1 tag indicates a pre-planned trade. Same-day lots by one insider consolidated; each row links to the filing index. Updated daily.