Citadel Advisors
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Citadel Advisors’s Hyliion Holdings HYLN Stock Holding History

Citadel Advisors’s Portfolio HYLN Stock Details HYLN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$468K Buy
89,900
+31,200
+53% +$130K ﹤0.01% 10017
2026
Q1 		$103K Buy
58,700
+11,300
+24% +$22.7K ﹤0.01% 11994
2025
Q4 		$87.2K Sell
47,400
-30,800
-39% -$62K ﹤0.01% 11741
2025
Q3 		$154K Buy
78,200
+17,200
+28% +$28.6K ﹤0.01% 11513
2025
Q2 		$80.5K Buy
61,000
+29,700
+95% +$43.3K ﹤0.01% 11497
2025
Q1 		$43.8K Sell
31,300
-3,900
-11% -$7.73K ﹤0.01% 12441
2024
Q4 		$91.9K Sell
35,200
-27,900
-44% -$77.6K ﹤0.01% 11607
2024
Q3 		$156K Buy
63,100
+13,900
+28% +$28K ﹤0.01% 10515
2024
Q2 		$79.7K Buy
49,200
+15,900
+48% +$23.6K ﹤0.01% 11211
2024
Q1 		$58.6K Sell
33,300
-78,200
-70% -$103K ﹤0.01% 12022
2023
Q4 		$90.7K Buy
111,500
+42,500
+62% +$30.2K ﹤0.01% 11050
2023
Q3 		$81.4K Sell
69,000
-38,700
-36% -$57.9K ﹤0.01% 11155
2023
Q2 		$180K Sell
107,700
-21,600
-17% -$36.4K ﹤0.01% 10054
2023
Q1 		$256K Sell
129,300
-4,900
-4% -$13.6K ﹤0.01% 9707
2022
Q4 		$314K Sell
134,200
-1,900
-1% -$5.16K ﹤0.01% 9218
2022
Q3 		$391K Buy
136,100
+13,300
+11% +$48.5K ﹤0.01% 8994
2022
Q2 		$395K Sell
122,800
-20,200
-14% -$70.8K ﹤0.01% 9160
2022
Q1 		$633K Sell
143,000
-36,000
-20% -$159K ﹤0.01% 8821
2021
Q4 		$1.11M Sell
179,000
-355,900
-67% -$2.54M ﹤0.01% 7698
2021
Q3 		$4.49M Sell
534,900
-54,200
-9% -$499K ﹤0.01% 4512
2021
Q2 		$6.86M Sell
589,100
-257,300
-30% -$2.69M ﹤0.01% 3779
2021
Q1 		$9.03M Buy
846,400
+38,600
+5% +$604K ﹤0.01% 3133
2020
Q4 		$13.3M Sell
807,800
-135,200
-14% -$3.08M ﹤0.01% 2271
2020
Q3 		$47M Buy
+943,000
New +$30.9M 0.01% 904

Other funds holding HYLN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GE
General Electric Evendale, Ohio $369M AUM 19.65% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Citadel Advisors's HYLN Position: Q2 2026 in Review

Citadel Advisors increased its Hyliion Holdings (HYLN) stake by 3.3% in Q2 2026, buying an estimated $26.1K and bringing the position to 196,456 shares worth $1.02M. The position accounts for ﹤0.01% of the portfolio, ranked #8143.

Citadel Advisors first reported a position in HYLN in Q3 2020 and has held it in 23 quarters since. The position peaked at $7.45M in Q3 2021. 168 funds tracked by Wall St. Rank hold HYLN as of Q2 2026.

  • Citadel Advisors held 196,456 shares of Hyliion Holdings worth $1.02M as of Q2 2026.
  • Citadel Advisors bought 6,279 Hyliion Holdings shares in Q2 2026, an estimated $26.1K.
  • Hyliion Holdings made up ﹤0.01% of Citadel Advisors's portfolio in Q2 2026, its #8143 holding.
  • Citadel Advisors first reported a position in Hyliion Holdings in Q3 2020 and has held it in 23 quarters since.
  • Citadel Advisors's Hyliion Holdings position peaked at $7.45M in Q3 2021.
  • 168 funds tracked by Wall St. Rank held Hyliion Holdings as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.