Citadel Advisors
SLNO

Citadel Advisors’s Soleno Therapeutics SLNO Stock Holding History

Citadel Advisors’s Portfolio SLNO Stock Details SLNO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.45M Sell
73,100
-124,400
-63% -$4.88M ﹤0.01% 5669
2025
Q4 		$9.14M Buy
197,500
+107,700
+120% +$5.91M ﹤0.01% 3383
2025
Q3 		$6.07M Sell
89,800
-52,000
-37% -$3.86M ﹤0.01% 4009
2025
Q2 		$11.9M Buy
141,800
+83,700
+144% +$6.26M ﹤0.01% 2791
2025
Q1 		$4.15M Sell
58,100
-132,700
-70% -$6.46M ﹤0.01% 4197
2024
Q4 		$8.58M Buy
190,800
+160,600
+532% +$8.32M ﹤0.01% 3182
2024
Q3 		$1.52M Buy
30,200
+11,700
+63% +$560K ﹤0.01% 6019
2024
Q2 		$755K Buy
18,500
+8,700
+89% +$369K ﹤0.01% 7178
2024
Q1 		$419K Buy
9,800
+9,400
+2,350% +$425K ﹤0.01% 8765
2023
Q4 		$16.1K Buy
+400
New +$11.4K ﹤0.01% 12809
2022
Q1 		– Sell
-4,420
Closed -$27K – 14488
2021
Q4 		$27K Sell
4,420
-1,600
-27% -$16.8K ﹤0.01% 13507
2021
Q3 		$83K Sell
6,020
-3,127
-34% -$43.6K ﹤0.01% 13043
2021
Q2 		$156K Buy
9,147
+1,054
+13% +$17.8K ﹤0.01% 12462
2021
Q1 		$153K Buy
+8,093
New +$261K ﹤0.01% 12005
2020
Q4 		– Sell
-1,020
Closed -$38K – 11479
2020
Q3 		$38K Sell
1,020
-1,087
-52% -$31.8K ﹤0.01% 9685
2020
Q2 		$70K Buy
+2,107
New +$91.3K ﹤0.01% 9163

Other funds holding SLNO

Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $28.2B AUM 115.26% 1-Year Est. Return
KCM
Khrom Capital Management Miami Beach, Florida $1.09B AUM 14.82% 1-Year Est. Return

Citadel Advisors's SLNO Position: Q1 2026 in Review

Citadel Advisors increased its Soleno Therapeutics (SLNO) stake by 25% in Q1 2026, buying an estimated $3.05M and bringing the position to 386,545 shares worth $12.9M. The position accounts for ﹤0.01% of the portfolio, ranked #2881.

Citadel Advisors first reported a position in SLNO in Q2 2015 and has held it in 23 quarters since. The position peaked at $126M in Q2 2025. 225 funds tracked by Wall St. Rank hold SLNO as of Q1 2026.

  • Citadel Advisors held 386,545 shares of Soleno Therapeutics worth $12.9M as of Q1 2026.
  • Citadel Advisors bought 77,715 Soleno Therapeutics shares in Q1 2026, an estimated $3.05M.
  • Soleno Therapeutics made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #2881 holding.
  • Citadel Advisors first reported a position in Soleno Therapeutics in Q2 2015 and has held it in 23 quarters since.
  • Citadel Advisors's Soleno Therapeutics position peaked at $126M in Q2 2025.
  • 225 funds tracked by Wall St. Rank held Soleno Therapeutics as of Q1 2026.

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