Ken Griffin
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Ken Griffin’s Alliant Energy LNT Stock Holding History

Ken Griffin’s Portfolio LNT Stock Details LNT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$366K Buy
+5,100
New +$352K ﹤0.01% 10015
2025
Q4 		– Sell
-4,600
Closed -$310K – 13479
2025
Q3 		$310K Sell
4,600
-2,300
-33% -$148K ﹤0.01% 10292
2025
Q2 		$417K Sell
6,900
-5,000
-42% -$306K ﹤0.01% 9049
2025
Q1 		$766K Sell
11,900
-23,600
-66% -$1.44M ﹤0.01% 7550
2024
Q4 		$2.1M Sell
35,500
-5,900
-14% -$357K ﹤0.01% 5515
2024
Q3 		$2.51M Buy
41,400
+1,800
+5% +$102K ﹤0.01% 5095
2024
Q2 		$2.02M Sell
39,600
-44,500
-53% -$2.24M ﹤0.01% 5297
2024
Q1 		$4.24M Buy
84,100
+9,700
+13% +$476K ﹤0.01% 4200
2023
Q4 		$3.82M Sell
74,400
-87,000
-54% -$4.34M ﹤0.01% 4214
2023
Q3 		$7.82M Sell
161,400
-3,900
-2% -$202K ﹤0.01% 2996
2023
Q2 		$8.67M Buy
165,300
+23,000
+16% +$1.23M ﹤0.01% 2867
2023
Q1 		$7.6M Buy
142,300
+121,900
+598% +$6.48M ﹤0.01% 3169
2022
Q4 		$1.13M Sell
20,400
-5,700
-22% -$304K ﹤0.01% 6580
2022
Q3 		$1.38M Sell
26,100
-77,700
-75% -$4.69M ﹤0.01% 6314
2022
Q2 		$6.08M Buy
103,800
+88,500
+578% +$5.34M ﹤0.01% 3446
2022
Q1 		$956K Sell
15,300
-24,800
-62% -$1.48M ﹤0.01% 7807
2021
Q4 		$2.46M Sell
40,100
-1,300
-3% -$74.5K ﹤0.01% 5765
2021
Q3 		$2.32M Buy
41,400
+7,000
+20% +$414K ﹤0.01% 5975
2021
Q2 		$1.92M Sell
34,400
-8,800
-20% -$499K ﹤0.01% 6724
2021
Q1 		$2.34M Buy
43,200
+12,400
+40% +$617K ﹤0.01% 6026
2020
Q4 		$1.59M Buy
+30,800
New +$1.66M ﹤0.01% 5859

Other funds holding LNT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Massachusetts Financial Services
Massachusetts Financial Services Boston, Massachusetts $315B AUM 27.84% 1-Year Est. Return

Ken Griffin's LNT Position: Q1 2026 in Review

Ken Griffin reduced its Alliant Energy (LNT) stake by 56% in Q1 2026, selling an estimated $25M and leaving 289,946 shares worth $20.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2298.

Ken Griffin first reported a position in LNT in Q2 2013 and has held it in 49 quarters since. The position peaked at $289M in Q3 2025. 857 funds tracked by Wall St. Rank hold LNT as of Q1 2026.

  • Ken Griffin held 289,946 shares of Alliant Energy worth $20.8M as of Q1 2026.
  • Ken Griffin sold 362,695 Alliant Energy shares in Q1 2026, an estimated $25M.
  • Alliant Energy made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #2298 holding.
  • Ken Griffin first reported a position in Alliant Energy in Q2 2013 and has held it in 49 quarters since.
  • Ken Griffin's Alliant Energy position peaked at $289M in Q3 2025.
  • 857 funds tracked by Wall St. Rank held Alliant Energy as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.