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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 2026

Institutional positions in Soleno Therapeutics Inc as of Mar 31, 2026. 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

SLNO is no longer listed, so this page shows Q1 2026. 13F filings for later quarters list far fewer holders.

Institutional holders
227
−15 vs. Q4 2025
Shares held
62.4M
+598.6K (+1.0%) vs. Q4 2025
Total value
$2.09B
−$775.4M (−27.1%) vs. Q4 2025
New holders
45
92 more added
Sold out
60
69 more reduced

6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: 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 2026: 227 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 2026: $2.09B
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 2026

Shares, value and share of portfolio for each institution holding Soleno Therapeutics Inc; share changes are against Q4 2025.

Institutions holding SLNO in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Engineers Gate Manager LP49,145$1.65M0.02%−118,860−70.7%Reduced
Moody Aldrich Partners LLC48,261$1.62M0.29%+1,955+4.2%Added
Two Sigma Investments, LP48,092$1.61M0.00%+48,092New
Y-Intercept (Hong Kong) Ltd47,731$1.60M0.03%+21,046+78.9%Added
ADAR1 Capital Management, LLC46,830$1.57M0.09%+5,000+12.0%Added
Ruffer LLP46,673$1.57M0.06%+46,673New
JPMorgan Chase & Co51,480$1.57M0.00%−64,037−55.4%Reduced
Invesco Ltd.44,814$1.50M0.00%−830,205−94.9%Reduced
Anson Funds Management LP44,231$1.48M0.20%+44,231New
Banque Pictet & Cie SA38,730$1.30M0.02%−5,066−11.6%Reduced
Profund Advisors LLC35,607$1.19M0.04%+236+0.7%Added
Legal & General Group Plc35,144$1.18M0.00%−6,644−15.9%Reduced
Los Angeles Capital Management LLC33,372$1.12M0.00%+13,703+69.7%Added
Lazard Asset Management LLC32,664$1.09M0.00%−15,781−32.6%Reduced
D. E. Shaw & Co., Inc.30,247$1.01M0.00%+24,480+424.5%Added
Cantor Fitzgerald, L. P.30,000$1.00M0.04%+30,000New
Vanguard Asset Management, Ltd29,905$1.00M0.00%+29,905New
F/M Investments LLC29,351$982.7K0.07%−520−1.7%Reduced
Mirae Asset Global ETFs Holdings Ltd.29,288$963.4K0.00%+2,045+7.5%Added
Fred Alger Management, LLC28,215$944.6K0.00%−264−0.9%Reduced
MetLife Investment Management27,501$920.7K0.00%+1,740+6.8%Added
Capital Fund Management S.A.26,511$887.6K0.01%+26,511New
Twinbeech Capital LP26,200$877.2K0.09%+26,200New
Alberta Investment Management Corp25,000$837.0K0.01%+25,000New
Guggenheim Capital LLC24,326$814.4K0.01%+6,145+33.8%Added
Erste Asset Management GmbH25,600$779.3K0.01%00.0%Unchanged
ExodusPoint Capital Management, LP23,240$778.1K0.01%+23,240New
Weiss Asset Management LP23,000$770.0K0.01%+23,000New
Manufacturers Life Insurance Company, The22,878$766.0K0.00%−18,308−44.5%Reduced
Prudential Financial Inc22,845$764.9K0.00%−2,010−8.1%Reduced
AQR Capital Management LLC21,152$708.2K0.00%−37,600−64.0%Reduced
Prelude Capital Management, LLC21,140$707.8K0.05%+15,762+293.1%Added
Teachers Retirement System of the State of Kentucky20,941$701.0K0.01%00.0%Unchanged
Wells Fargo & Company20,751$694.7K0.00%−31,892−60.6%Reduced
Man Group plc20,678$692.3K0.00%+5,631+37.4%Added
Catalytic Wealth RIA, LLC20,027$670.5K0.03%+20,027New
Group One Trading, L.P.19,953$668.0K0.02%−2,577−11.4%Reduced
Vanguard Global Advisers, LLC19,264$645.0K0.00%+19,264New
SG Americas Securities, LLC19,139$641.0K0.00%−21,059−52.4%Reduced
Simplex Trading, LLC18,166$608.2K0.02%−30,942−63.0%Reduced
Fox Run Management, L.L.C.19,934$606.8K0.11%−1,851−8.5%Reduced
FORA Capital, LLC17,964$601.4K0.04%+985+5.8%Added
Credit Agricole S A17,500$585.9K0.00%+17,500New
Universal- Beteiligungs- und Servicegesellschaft mbH17,048$570.8K0.00%+274+1.6%Added
Oxford Asset Management LLP15,664$524.4K0.21%+643+4.3%Added
State of New Jersey Common Pension Fund D15,602$522.4K0.00%+184+1.2%Added
Handelsbanken Fonder AB15,400$516.0K0.00%00.0%Unchanged
Sofinnova Investments, Inc.14,689$491.8K0.02%+2,275+18.3%Added
Intech Investment Management LLC14,109$472.4K0.00%−4,237−23.1%Reduced
Police & Firemen's Retirement System of New Jersey13,714$459.1K0.00%+1,142+9.1%Added
Gotham Asset Management, LLC13,702$458.7K0.00%+1,572+13.0%Added
DnB Asset Management AS13,366$447.5K0.00%−705−5.0%Reduced
Arizona State Retirement System12,540$419.8K0.00%−89−0.7%Reduced
Aspiriant, LLC12,128$406.0K0.01%00.0%Unchanged
Vanguard Investments Australia, Ltd.11,508$385.3K0.00%+11,508New
Canada Pension Plan Investment Board11,300$378.3K0.00%+1,800+18.9%Added
HRT Financial LP11,247$376.0K0.00%+6,463+135.1%Added
Optimize Financial Inc11,169$373.9K0.18%+11,169New
Jane Street Group, LLC11,002$368.3K0.00%−130,738−92.2%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)10,829$362.6K0.00%−10,246−48.6%Reduced
KLP Kapitalforvaltning AS10,600$354.9K0.00%+600+6.0%Added
Graham Capital Management, L.P.10,507$351.8K0.01%+3,877+58.5%Added
E Fund Management Co., Ltd.10,009$335.1K0.01%+10,009New
State Board of Administration of Florida Retirement System9,041$302.7K0.00%00.0%Unchanged
Oppenheimer & Co Inc8,661$290.0K0.00%−86−1.0%Reduced
Caitong International Asset Management Co., Ltd8,586$287.5K0.05%+7,764+944.5%Added
Ameriprise Financial Inc8,471$283.6K0.00%−254−2.9%Reduced
Pale Fire Capital SE8,450$282.9K0.02%+8,450New
Voya Investment Management LLC8,351$279.6K0.00%+245+3.0%Added
Virtu Financial LLC8,244$276.0K0.01%−14,634−64.0%Reduced
Glenmede Trust Co NA8,229$275.5K0.00%+440+5.6%Added
Winton Group Ltd7,832$262.2K0.01%−36,368−82.3%Reduced
Envestnet Asset Management Inc7,693$257.6K0.00%−11,282−59.5%Reduced
B Group, Inc.7,500$251.1K0.19%+7,500New
ProShare Advisors LLC7,303$244.5K0.00%−1,219−14.3%Reduced
Gsa Capital Partners LLP6,465$216.0K0.01%+6,465New
Virginia Retirement Systems Et Al6,100$204.2K0.00%−10,000−62.1%Reduced
Virtus Investment Advisers, Inc.5,243$175.5K0.05%+127+2.5%Added
Tower Research Capital LLC (TRC)4,900$164.1K0.00%+4,569+1,380.4%Added
Royal Bank of Canada4,659$155.0K0.00%−4,997−51.8%Reduced
Public Employees Retirement Association of Colorado4,435$148.0K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.4,124$138.1K0.00%+334+8.8%Added
FNY Investment Advisers, LLC3,500$117.0K0.05%00.0%Unchanged
Ensign Peak Advisors, Inc3,351$112.2K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.1,626$54.4K0.00%−283−14.8%Reduced
KBC Group NV1,367$46.0K0.00%00.0%Unchanged
US Bancorp1,339$44.8K0.00%−4−0.3%Reduced
Natixis692$23.2K0.00%−13,148−95.0%Reduced
Nisa Investment Advisors, LLC419$14.0K0.00%−89−17.5%Reduced
Kemnay Advisory Services Inc.412$13.8K0.00%+412New
Rockefeller Capital Management L.P.344$11.5K0.00%+333+3,027.3%Added
Fifth Third Bancorp331$11.1K0.00%+331New
Sterling Capital Management LLC327$10.9K0.00%+22+7.2%Added
EverSource Wealth Advisors, LLC301$10.1K0.00%+192+176.1%Added
Optiver Holding B.V.284$9.51K0.00%+74+35.2%Added
Larson Financial Group LLC230$7.70K0.00%+60+35.3%Added
Farther Finance Advisors, LLC164$6.07K0.00%−1−0.6%Reduced
GWM Advisors LLC175$5.86K0.00%00.0%Unchanged
J.Safra Asset Management Corp174$5.83K0.00%+122+234.6%Added
SMA Capital LLC153$5.12K0.00%+153New