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Soleno Therapeutics Inc

SLNODelisted May 18, 2026
Industry
Pharmaceutical Preparations
SEC CIK
0001484565

Soleno Therapeutics Inc was delisted on May 18, 2026; its insiders filed their last Form 4 on May 18, 2026; 227 institutions reported holding it in 13F filings for Q1 2026, worth $2.09B in total; no superinvestor held it.

13F holders, Q1 2025

Institutional positions in Soleno Therapeutics Inc as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
217
+53 vs. Q4 2024
Shares held
54.6M
+3.59M (+7.0%) vs. Q4 2024
Total value
$3.90B
+$1.61B (+70.3%) vs. Q4 2024
New holders
70
73 more added
Sold out
17
55 more reduced

2 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SLNO on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 217 institutions
Q1 2021: 63 institutionsQ2 2021: 47 institutionsQ3 2021: 39 institutionsQ4 2021: 39 institutionsQ1 2022: 41 institutionsQ2 2022: 40 institutionsQ3 2022: 22 institutionsQ4 2022: 26 institutionsQ1 2023: 21 institutionsQ2 2023: 23 institutionsQ3 2023: 54 institutionsQ4 2023: 76 institutionsQ1 2024: 98 institutionsQ2 2024: 114 institutionsQ3 2024: 142 institutionsQ4 2024: 166 institutionsQ1 2025: 217 institutionsQ2 2025: 234 institutionsQ3 2025: 240 institutionsQ4 2025: 248 institutionsQ1 2026: 227 institutionsQ2 2026: 0 institutions
Value heldQ1 2025: $3.90B
Q1 2021: $41.2MQ2 2021: $33.6MQ3 2021: $27.1MQ4 2021: $11.8MQ1 2022: $11.2MQ2 2022: $8.80MQ3 2022: $5.23MQ4 2022: $6.00MQ1 2023: $7.06MQ2 2023: $21.8MQ3 2023: $598.8MQ4 2023: $1.26BQ1 2024: $1.52BQ2 2024: $1.79BQ3 2024: $2.38BQ4 2024: $2.29BQ1 2025: $3.90BQ2 2025: $4.75BQ3 2025: $4.41BQ4 2025: $3.01BQ1 2026: $2.09BQ2 2026: $0
Institutions holding SLNO and their total value by quarter
QuarterHoldersValue
Q2 20260$0
Q1 2026227$2.09B
Q4 2025248$3.01B
Q3 2025240$4.41B
Q2 2025234$4.75B
Q1 2025217$3.90B
Q4 2024166$2.29B
Q3 2024142$2.38B
Q2 2024114$1.79B
Q1 202498$1.52B
Q4 202376$1.26B
Q3 202354$598.8M
Q2 202323$21.8M
Q1 202321$7.06M
Q4 202226$6.00M
Q3 202222$5.23M
Q2 202240$8.80M
Q1 202241$11.2M
Q4 202139$11.8M
Q3 202139$27.1M
Q2 202147$33.6M
Q1 202163$41.2M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Soleno Therapeutics Inc; share changes are against Q4 2024.

Institutions holding SLNO in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Carlyle Group Inc.860,980$61.4M1.62%−514,666−37.4%Reduced
Point72 Asset Management, L.P.915,995$65.4M0.18%+915,995New
Commodore Capital LP1,150,000$82.2M6.05%−375,000−24.6%Reduced
State Street Corp1,169,199$83.5M0.00%−177,820−13.2%Reduced
Holocene Advisors, LP1,196,990$85.5M0.25%+241,523+25.3%Added
Westfield Capital Management Co LP1,211,245$86.5M0.42%+329,785+37.4%Added
Perceptive Advisors LLC1,506,602$107.6M3.82%+5,562+0.4%Added
Citadel Advisors LLC1,576,044$112.6M0.11%+603,634+62.1%Added
Nantahala Capital Management, LLC1,757,023$125.5M10.38%−2,171,943−55.3%Reduced
Vanguard Group Inc1,866,326$133.3M0.00%−18,207−1.0%Reduced
BlackRock, Inc.1,913,326$136.7M0.00%−96,464−4.8%Reduced
FMR LLC2,233,473$159.6M0.01%+1,420,446+174.7%Added
Price T Rowe Associates Inc2,400,418$171.5M0.02%+769,700+47.2%Added
Avoro Capital Advisors LLC2,525,000$180.4M2.82%00.0%Unchanged
Adage Capital Partners GP, L.L.C.4,392,696$313.9M0.58%+1,616,720+58.2%Added
Vivo Capital, LLC4,458,294$318.5M42.19%−1,833,557−29.1%Reduced
Janus Henderson Group PLC5,140,899$370.0M0.20%−47,366−0.9%Reduced
Vestal Point Capital, LP0$00.00%−1,060,000−100.0%Sold out
Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A.0$00.00%−299,244−100.0%Sold out
Altium Capital Management LP0$00.00%−250,000−100.0%Sold out
Polar Asset Management Partners Inc.0$00.00%−125,400−100.0%Sold out
Union Square Park Capital Management, LLC0$00.00%−50,000−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−29,208−100.0%Sold out
Maplelane Capital, LLC0$00.00%−15,159−100.0%Sold out
Franklin Resources Inc0$00.00%−15,000−100.0%Sold out
Cinctive Capital Management LP0$00.00%−13,223−100.0%Sold out
Tema ETFs LLC0$00.00%−13,178−100.0%Sold out
Crestline Management, LP0$00.00%−12,943−100.0%Sold out
Jump Financial, LLC0$00.00%−11,819−100.0%Sold out
Simplex Trading, LLC0$00.00%−10,216−100.0%Sold out
Toronto Dominion Bank0$00.00%−10,123−100.0%Sold out
Virtus ETF Advisers LLC0$00.00%−1,536−100.0%Sold out
Quantbot Technologies LP0$00.00%−9−100.0%Sold out
IFP Advisors, Inc0$00.00%−4−100.0%Sold out
Nuveen Asset Management, LLC––––Not filed
Global Retirement Partners, LLC––––Not filed