OBGC
TLN

O'Brien Greene & Co’s Talen Energy Corp TLN Stock Holding History

O'Brien Greene & Co’s Portfolio TLN Stock Details TLN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.02M Sell
2,646
-1,900
-42% -$697K 0.28% 54
2026
Q1 		$1.45M Sell
4,546
-6,530
-59% -$2.3M 0.41% 43
2025
Q4 		$4.15M Sell
11,076
-1,869
-14% -$726K 1.23% 25
2025
Q3 		$5.51M Hold
12,945
– – 1.69% 24
2025
Q2 		$3.76M Buy
12,945
+500
+4% +$119K 1.23% 27
2025
Q1 		$2.48M Hold
12,445
– – 0.83% 32
2024
Q4 		$2.51M Hold
12,445
– – 0.81% 32
2024
Q3 		$2.22M Buy
+12,445
New +$1.75M 0.69% 34

Other funds holding TLN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
MP
MFN Partners Boston, Massachusetts $4.83B AUM 65.74% 1-Year Est. Return
EC
ECP ControlCo Summit, New Jersey $4.67B AUM 13.65% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return
WHRC
W.H. Reaves & Co Jersey City, New Jersey $6.59B AUM 31.9% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
SHCM
Sachem Head Capital Management New York $4.82B AUM 73.38% 1-Year Est. Return

O'Brien Greene & Co's TLN Position: Q2 2026 in Review

O'Brien Greene & Co reduced its Talen Energy Corp (TLN) stake by 42% in Q2 2026, selling an estimated $697K and leaving 2,646 shares worth $1.02M. The position accounts for 0.28% of the portfolio, ranked #54.

O'Brien Greene & Co first reported a position in TLN in Q3 2024 and has held it in 8 quarters since. The position peaked at $5.51M in Q3 2025. 646 funds tracked by Wall St. Rank hold TLN as of Q2 2026.

  • O'Brien Greene & Co held 2,646 shares of Talen Energy Corp worth $1.02M as of Q2 2026.
  • O'Brien Greene & Co sold 1,900 Talen Energy Corp shares in Q2 2026, an estimated $697K.
  • Talen Energy Corp made up 0.28% of O'Brien Greene & Co's portfolio in Q2 2026, its #54 holding.
  • O'Brien Greene & Co first reported a position in Talen Energy Corp in Q3 2024 and has held it in 8 quarters since.
  • O'Brien Greene & Co's Talen Energy Corp position peaked at $5.51M in Q3 2025.
  • 646 funds tracked by Wall St. Rank held Talen Energy Corp as of Q2 2026.

Based on O'Brien Greene & Co's 13F filing for Q2 2026, filed 6 Aug 2026.