HS
TLN

HighVista Strategies’s Talen Energy Corp TLN Stock Holding History

HighVista Strategies’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 		$3.13M Buy
8,148
+5,030
+161% +$1.84M 0.71% 44
2026
Q1 		$995K Sell
3,118
-370
-11% -$131K 0.27% 117
2025
Q4 		$1.31M Sell
3,488
-1,612
-32% -$627K 0.34% 80
2025
Q3 		$2.17M Sell
5,100
-800
-14% -$289K 0.53% 55
2025
Q2 		$1.72M Sell
5,900
-1,800
-23% -$427K 0.63% 56
2025
Q1 		$1.54M Buy
7,700
+1,000
+15% +$217K 0.59% 65
2024
Q4 		$1.35M Buy
+6,700
New +$1.31M 0.5% 83

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

HighVista Strategies's TLN Position: Q2 2026 in Review

HighVista Strategies increased its Talen Energy Corp (TLN) stake by 161% in Q2 2026, buying an estimated $1.84M and bringing the position to 8,148 shares worth $3.13M. The position accounts for 0.71% of the portfolio, ranked #44.

HighVista Strategies first reported a position in TLN in Q4 2024 and has held it in 7 quarters since. 642 funds tracked by Wall St. Rank hold TLN as of Q2 2026.

  • HighVista Strategies held 8,148 shares of Talen Energy Corp worth $3.13M as of Q2 2026.
  • HighVista Strategies bought 5,030 Talen Energy Corp shares in Q2 2026, an estimated $1.84M.
  • Talen Energy Corp made up 0.71% of HighVista Strategies's portfolio in Q2 2026, its #44 holding.
  • HighVista Strategies first reported a position in Talen Energy Corp in Q4 2024 and has held it in 7 quarters since.
  • 642 funds tracked by Wall St. Rank held Talen Energy Corp as of Q2 2026.

Based on HighVista Strategies's 13F filing for Q2 2026, filed 14 Aug 2026.