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 		$2.87M Buy
40,000
+26,100
+188% +$1.8M ﹤0.01% 5358
2025
Q4 		$904K Buy
13,900
+6,100
+78% +$409K ﹤0.01% 7620
2025
Q3 		$526K Sell
7,800
-14,200
-65% -$916K ﹤0.01% 9015
2025
Q2 		$1.33M Sell
22,000
-1,300
-6% -$79.6K ﹤0.01% 6490
2025
Q1 		$1.5M Sell
23,300
-9,800
-30% -$599K ﹤0.01% 6092
2024
Q4 		$1.96M Sell
33,100
-108,500
-77% -$6.56M ﹤0.01% 5673
2024
Q3 		$8.59M Buy
141,600
+60,600
+75% +$3.44M ﹤0.01% 3149
2024
Q2 		$4.12M Buy
81,000
+19,100
+31% +$960K ﹤0.01% 4054
2024
Q1 		$3.12M Buy
61,900
+14,100
+29% +$692K ﹤0.01% 4712
2023
Q4 		$2.45M Sell
47,800
-9,400
-16% -$469K ﹤0.01% 5004
2023
Q3 		$2.77M Sell
57,200
-93,700
-62% -$4.86M ﹤0.01% 4624
2023
Q2 		$7.92M Sell
150,900
-7,900
-5% -$423K ﹤0.01% 2990
2023
Q1 		$8.48M Buy
158,800
+108,200
+214% +$5.76M ﹤0.01% 3022
2022
Q4 		$2.79M Sell
50,600
-94,000
-65% -$5.02M ﹤0.01% 4866
2022
Q3 		$7.66M Buy
144,600
+85,900
+146% +$5.18M ﹤0.01% 3157
2022
Q2 		$3.44M Buy
58,700
+42,200
+256% +$2.55M ﹤0.01% 4507
2022
Q1 		$1.03M Buy
16,500
+3,200
+24% +$190K ﹤0.01% 7621
2021
Q4 		$818K Sell
13,300
-41,200
-76% -$2.36M ﹤0.01% 8436
2021
Q3 		$3.05M Sell
54,500
-17,600
-24% -$1.04M ﹤0.01% 5327
2021
Q2 		$4.02M Sell
72,100
-67,700
-48% -$3.84M ﹤0.01% 4926
2021
Q1 		$7.57M Buy
139,800
+46,600
+50% +$2.32M ﹤0.01% 3437
2020
Q4 		$4.8M Buy
93,200
+82,500
+771% +$4.44M ﹤0.01% 3765
2020
Q3 		$553K Buy
+10,700
New +$559K ﹤0.01% 7112

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.