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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, Q3 2025

Institutional positions in Soleno Therapeutics Inc as of Sep 30, 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
240
+9 vs. Q2 2025
Shares held
65.2M
+8.49M (+15.0%) vs. Q2 2025
Total value
$4.41B
−$345.8M (−7.3%) vs. Q2 2025
New holders
58
115 more added
Sold out
49
53 more reduced

3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 240 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 heldQ3 2025: $4.41B
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, Q3 2025

Shares, value and share of portfolio for each institution holding Soleno Therapeutics Inc; share changes are against Q2 2025.

Institutions holding SLNO in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC7,999,682$540.8M0.03%+4,661,824+139.7%Added
Janus Henderson Group PLC6,056,339$409.5M0.19%+748,330+14.1%Added
Price T Rowe Associates Inc3,902,906$263.8M0.03%+441,424+12.8%Added
BlackRock, Inc.3,492,252$236.1M0.00%+647,505+22.8%Added
Vanguard Group Inc2,807,149$189.8M0.00%+319,317+12.8%Added
Avoro Capital Advisors LLC2,577,777$174.3M2.25%+527,777+25.7%Added
Wellington Management Group LLP2,312,095$156.3M0.03%+1,691,057+272.3%Added
Vivo Capital, LLC2,278,203$154.0M12.39%−1,680,091−42.4%Reduced
State Street Corp2,173,036$146.9M0.01%+768,053+54.7%Added
Invesco Ltd.1,500,525$101.4M0.02%+854,551+132.3%Added
Adage Capital Partners GP, L.L.C.1,401,576$94.7M0.15%−2,174,388−60.8%Reduced
Commodore Capital LP1,350,000$91.3M4.46%+740,000+121.3%Added
Braidwell LP1,281,989$86.7M2.57%+1,281,989New
Polar Capital Holdings Plc1,191,123$80.5M0.39%+373,623+45.7%Added
Geode Capital Management, LLC1,084,952$73.4M0.00%+182,556+20.2%Added
Holocene Advisors, LP997,069$67.4M0.15%−155,979−13.5%Reduced
Millennium Management LLC979,826$66.2M0.05%+346,105+54.6%Added
Westfield Capital Management Co LP899,157$60.8M0.26%−530,599−37.1%Reduced
Nantahala Capital Management, LLC863,763$58.4M3.61%−137,587−13.7%Reduced
Franklin Resources Inc835,751$56.5M0.01%+649,349+348.4%Added
Capital World Investors824,514$55.7M0.01%+209,681+34.1%Added
Artia Global Partners LP672,176$45.4M8.00%+177,752+36.0%Added
Balyasny Asset Management LLC660,565$44.7M0.09%+298,960+82.7%Added
Emerald Advisers, LLC627,756$42.4M1.36%−45,152−6.7%Reduced
Bank of New York Mellon Corp627,227$42.4M0.01%+141,362+29.1%Added
Hood River Capital Management LLC613,394$41.5M0.49%+613,394New
Goldman Sachs Group Inc555,438$37.5M0.01%+210,466+61.0%Added
Pictet Asset Management Holding SA550,624$37.2M0.04%−101,428−15.6%Reduced
Eventide Asset Management, LLC467,435$31.6M0.52%+467,435New
Siren, L.L.C.467,342$31.6M1.24%00.0%Unchanged
Samlyn Capital, LLC466,175$31.5M0.45%+226,048+94.1%Added
Tri Locum Partners LP450,585$30.5M7.00%+161,705+56.0%Added
Citadel Advisors LLC450,126$30.4M0.02%−1,055,035−70.1%Reduced
Catalio Capital Management, LP418,245$28.3M5.23%+8,301+2.0%Added
JPMorgan Chase & Co407,444$27.5M0.00%+148,479+57.3%Added
Charles Schwab Investment Management Inc389,356$26.3M0.00%+93,094+31.4%Added
Emerald Mutual Fund Advisers Trust379,900$25.7M1.33%−25,751−6.3%Reduced
TimesSquare Capital Management, LLC377,566$25.5M0.36%+130,197+52.6%Added
Caption Management, LLC370,000$25.0M1.45%+106,713+40.5%Added
Northern Trust Corp354,234$23.9M0.00%+25,594+7.8%Added
Jennison Associates LLC349,071$23.6M0.01%+349,071New
Ally Bridge Group (NY) LLC302,483$20.4M17.12%+123,664+69.2%Added
Kingdon Capital Management, L.L.C.301,000$20.3M3.19%+301,000New
Schroder Investment Management Group280,296$19.1M0.01%+263,359+1,554.9%Added
Woodline Partners LP270,832$18.3M0.09%−78,832−22.5%Reduced
Allspring Global Investments Holdings, LLC280,984$16.9M0.03%+201,983+255.7%Added
PFM Health Sciences, LP243,401$16.5M1.40%−163,801−40.2%Reduced
Great Point Partners LLC225,000$15.2M6.35%+225,000New
Ensign Peak Advisors, Inc208,513$14.1M0.02%+89,267+74.9%Added
Readystate Asset Management LP205,807$13.9M0.68%−187,002−47.6%Reduced
Affinity Asset Advisors, LLC200,000$13.5M1.26%+200,000New
Alyeska Investment Group, L.P.192,500$13.0M0.04%−252,852−56.8%Reduced
Marshall Wace, LLP184,228$12.5M0.01%−104,106−36.1%Reduced
Diadema Partners LP177,330$12.0M8.35%−106,822−37.6%Reduced
Barclays PLC170,980$11.6M0.00%+32,565+23.5%Added
Comerica Bank166,826$11.3M0.04%−78,523−32.0%Reduced
Sofinnova Investments, Inc.166,281$11.2M0.69%−248,938−60.0%Reduced
Morgan Stanley165,845$11.2M0.00%−274,209−62.3%Reduced
Bank of America Corp162,098$11.0M0.00%−76,545−32.1%Reduced
UBS Group AG158,308$10.7M0.00%+52,312+49.4%Added
Rock Springs Capital Management LP154,528$10.4M0.61%00.0%Unchanged
Farallon Capital Management, L.L.C.153,000$10.3M0.06%+148,000+2,960.0%Added
MPM Oncology Impact Management LP150,000$10.1M1.66%+100,000+200.0%Added
Deutsche Bank AG136,777$9.25M0.00%+9,444+7.4%Added
SummitTX Capital, L.P.132,816$8.98M0.37%+103,677+355.8%Added
Ameriprise Financial Inc130,580$8.83M0.00%+111,545+586.0%Added
HSBC Holdings PLC123,951$8.38M0.00%+120,048+3,075.8%Added
Nan Fung Trinity (HK) Ltd123,850$8.37M0.84%+20,900+20.3%Added
Skandinaviska Enskilda Banken AB (publ)122,739$8.30M0.03%+93,536+320.3%Added
Frontier Capital Management Co LLC118,344$8.00M0.07%+118,344New
SEI Investments Co113,833$7.70M0.01%+81,091+247.7%Added
TD Asset Management Inc113,752$7.69M0.01%+13,942+14.0%Added
Granahan Investment Management Inc109,253$7.39M0.30%+49,276+82.2%Added
Nuveen, LLC94,625$6.40M0.00%−109,242−53.6%Reduced
Russell Investments Group, Ltd.94,343$6.38M0.01%+11,390+13.7%Added
Peregrine Capital Management LLC93,005$6.29M0.19%+93,005New
Rafferty Asset Management, LLC92,475$6.25M0.02%+45,076+95.1%Added
Manufacturers Life Insurance Company, The83,692$5.66M0.00%+6,429+8.3%Added
Mutual of America Capital Management LLC78,833$5.33M0.06%+579+0.7%Added
Swiss National Bank76,700$5.18M0.00%+14,400+23.1%Added
Squarepoint Ops LLC68,954$4.66M0.01%+68,954New
Qube Research & Technologies Ltd65,772$4.45M0.01%−51,102−43.7%Reduced
HealthInvest Partners AB60,156$4.32M1.60%+19,624+48.4%Added
CenterBook Partners LP62,794$4.24M0.21%+38,282+156.2%Added
Lord, Abbett & Co. LLC60,744$4.11M0.01%−75,764−55.5%Reduced
Rhumbline Advisers59,860$4.05M0.00%+814+1.4%Added
UBS Asset Management Americas Inc58,392$3.95M0.00%−30,613−34.4%Reduced
Lazard Asset Management LLC56,445$3.82M0.01%+32,953+140.3%Added
Ikarian Capital, LLC55,946$3.78M0.86%+55,946New
F/M Investments LLC55,730$3.77M0.15%+16,189+40.9%Added
DAFNA Capital Management LLC53,000$3.58M0.89%+53,000New
Moody Aldrich Partners LLC51,274$3.47M0.66%+9,757+23.5%Added
Freestone Grove Partners LP50,593$3.42M0.03%+50,593New
Tang Capital Management LLC50,000$3.38M0.13%00.0%Unchanged
Exome Asset Management LLC48,445$3.27M2.16%+6,804+16.3%Added
Alliancebernstein L.P.42,290$2.86M0.00%+600+1.4%Added
Sphera Funds Management Ltd.41,606$2.81M0.67%+41,606New
Victory Capital Management Inc41,527$2.81M0.00%+32,374+353.7%Added
Persistent Asset Partners Ltd41,259$2.79M2.02%−24,060−36.8%Reduced
Algert Global LLC41,040$2.77M0.05%+41,040New