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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
State of Wisconsin Investment Board40,192$2.72M0.01%+26,299+189.3%Added
Legal & General Group Plc39,941$2.70M0.00%+4,536+12.8%Added
Kennedy Capital Management, Inc.39,472$2.67M0.06%+39,472New
AXA Investment Managers S.A.38,037$2.57M0.01%+38,037New
AQR Capital Management LLC37,097$2.51M0.00%+33,441+914.7%Added
Boothbay Fund Management, LLC34,230$2.31M0.06%+24,230+242.3%Added
California State Teachers Retirement System31,928$2.16M0.00%+20.0%Added
Royce & Associates LP30,987$2.09M0.02%−69,711−69.2%Reduced
Wells Fargo & Company30,480$2.06M0.00%+9,320+44.0%Added
State of New Jersey Common Pension Fund D30,474$2.06M0.01%+30,474New
Fred Alger Management, LLC28,493$1.93M0.01%−14,398−33.6%Reduced
Headlands Technologies LLC26,303$1.78M0.14%+23,864+978.4%Added
Macquarie Group Ltd26,004$1.76M0.00%+26,004New
Erste Asset Management GmbH25,600$1.74M0.02%+15,600+156.0%Added
ADAR1 Capital Management, LLC25,230$1.71M0.17%+7,900+45.6%Added
Simplex Trading, LLC25,109$1.70M0.04%+25,109New
T. Rowe Price Investment Management, Inc.24,675$1.67M0.00%+24,675New
Zimmer Partners, LP24,600$1.66M0.04%−96,000−79.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.24,131$1.63M0.00%+24,131New
Stonepine Capital Management, LLC24,000$1.62M1.32%+24,000New
MetLife Investment Management23,957$1.62M0.01%00.0%Unchanged
Los Angeles Capital Management LLC22,936$1.55M0.01%+16,540+258.6%Added
Citigroup Inc22,923$1.55M0.00%−2,544−10.0%Reduced
Intech Investment Management LLC22,587$1.53M0.01%−6,619−22.7%Reduced
Hudson Bay Capital Management LP22,362$1.51M0.01%−44,990−66.8%Reduced
Profund Advisors LLC19,839$1.34M0.04%+9,677+95.2%Added
J. Goldman & Co LP19,658$1.33M0.05%−22,926−53.8%Reduced
HighVista Strategies LLC18,700$1.26M0.31%+5,759+44.5%Added
Virginia Retirement Systems Et Al17,700$1.20M0.01%+4,800+37.2%Added
Jefferies Financial Group Inc.17,300$1.17M0.01%+3,300+23.6%Added
Prelude Capital Management, LLC16,393$1.11M0.09%+2,484+17.9%Added
Graham Capital Management, L.P.16,374$1.11M0.04%+16,374New
Susquehanna International Group, LLP16,018$1.08M0.00%−396,689−96.1%Reduced
New York State Common Retirement Fund15,600$1.05M0.00%+360+2.4%Added
Jackson Creek Investment Advisors LLC15,200$1.03M0.30%+15,200New
SG Americas Securities, LLC14,786$1.00M0.00%+14,786New
Brevan Howard Capital Management LP14,260$964.0K0.01%+14,260New
Blueshift Asset Management, LLC14,106$953.6K0.29%+14,106New
Teachers Retirement System of the State of Kentucky13,901$940.0K0.01%+1,489+12.0%Added
Handelsbanken Fonder AB13,800$933.0K0.00%+3,400+32.7%Added
Driehaus Capital Management LLC13,101$885.6K0.01%−371,172−96.6%Reduced
Maplelane Capital, LLC13,001$878.9K0.04%+13,001New
Wolverine Trading, LLC12,311$839.1K0.02%+5,235+74.0%Added
Prudential Financial Inc12,160$822.0K0.00%+7,230+146.7%Added
Aspiriant, LLC12,128$819.9K0.03%00.0%Unchanged
Arizona State Retirement System11,681$789.6K0.00%+2,173+22.9%Added
Police & Firemen's Retirement System of New Jersey11,539$780.0K0.01%+2,422+26.6%Added
Man Group plc11,492$776.9K0.00%+11,492New
Universal- Beteiligungs- und Servicegesellschaft mbH11,441$773.4K0.00%−32,627−74.0%Reduced
Trexquant Investment LP10,336$698.7K0.01%−22,491−68.5%Reduced
Teacher Retirement System of Texas9,667$653.5K0.00%+871+9.9%Added
Guggenheim Capital LLC9,468$640.0K0.00%+9,468New
State Board of Administration of Florida Retirement System9,041$611.2K0.00%−16−0.2%Reduced
Oppenheimer & Co Inc8,848$598.1K0.01%+5,598+172.2%Added
Harbor Capital Advisors, Inc.8,800$595.0K0.05%−39,698−81.9%Reduced
Group One Trading, L.P.8,396$567.6K0.02%+8,396New
Mariner, LLC8,359$565.1K0.00%−1,522−15.4%Reduced
KLP Kapitalforvaltning AS8,300$561.1K0.00%+1,300+18.6%Added
BNP Paribas Arbitrage, SA8,108$548.1K0.00%+4,541+127.3%Added
Dimensional Fund Advisors LP8,102$547.7K0.00%+8,102New
Fieldview Capital Management, LLC7,932$536.2K0.09%+7,932New
Envestnet Asset Management Inc7,925$535.7K0.00%+2,059+35.1%Added
D. E. Shaw & Co., Inc.7,766$525.0K0.00%−106,924−93.2%Reduced
RWC Asset Management LLP7,466$504.7K0.02%+2,309+44.8%Added
Diametric Capital, LP7,461$504.4K0.19%+7,461New
Voya Investment Management LLC7,304$493.8K0.00%−107,594−93.6%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)7,242$489.6K0.00%+660+10.0%Added
ProShare Advisors LLC7,142$482.8K0.00%−1,097−13.3%Reduced
Martingale Asset Management L P6,710$453.6K0.01%−200−2.9%Reduced
Fifth Lane Capital, LP6,550$442.8K0.44%+6,550New
Glenmede Investment Management, LP6,448$435.9K0.00%+1,095+20.5%Added
DnB Asset Management AS6,361$430.0K0.00%+3,696+138.7%Added
Perbak Capital Partners LLP5,190$350.8K0.06%+5,190New
Creative Planning4,885$330.2K0.00%+855+21.2%Added
RMB Capital Management, LLC4,794$324.1K0.01%−5−0.1%Reduced
CIBC Bancorp USA Inc.4,452$301.0K0.00%+4,452New
Public Employees Retirement Association of Colorado4,435$300.0K0.00%+4,435New
PharVision Advisers, LLC4,257$287.8K0.16%+4,257New
Fox Run Management, L.L.C.3,857$260.7K0.04%+3,857New
Capstone Investment Advisors, LLC3,540$239.3K0.00%+3,540New
Ameritas Investment Partners, Inc.3,489$235.9K0.01%−614−15.0%Reduced
Brinker Capital Investments, LLC3,466$234.3K0.00%+895+34.8%Added
Xponance, Inc.3,259$220.3K0.00%+153+4.9%Added
Principal Financial Group Inc3,197$216.1K0.00%+340+11.9%Added
The PNC Financial Services Group, Inc.3,000$202.8K0.00%−1,400−31.8%Reduced
Avanza Fonder AB2,872$194.1K0.01%+971+51.1%Added
Bollard Group LLC2,288$155.0K0.00%00.0%Unchanged
US Bancorp2,277$153.9K0.00%+1,311+135.7%Added
Tower Research Capital LLC (TRC)1,837$124.2K0.00%−1,279−41.0%Reduced
Quest Partners LLC1,800$121.7K0.01%+817+83.1%Added
Advisor Group Holdings, Inc.1,523$103.2K0.00%+667+77.9%Added
Virtus Investment Advisers, Inc.1,419$95.9K0.03%+247+21.1%Added
KBC Group NV1,367$92.0K0.00%+450+49.1%Added
Bessemer Group Inc1,362$92.0K0.00%+1,302+2,170.0%Added
Quantbot Technologies LP986$66.7K0.00%+986New
Amalgamated Bank886$60.0K0.00%00.0%Unchanged
Walleye Capital LLC741$50.1K0.00%+568+328.3%Added
Shell Asset Management Co701$47.0K0.00%−939−57.3%Reduced
Quarry LP695$47.0K0.01%+695New
Aster Capital Management (DIFC) Ltd553$37.4K0.02%+553New