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SLNO

Soleno Therapeutics

Delisted

SLNO was delisted on the 15th of May, 2026.

225 hedge funds and large institutions have $2.08B invested in Soleno Therapeutics in 2026 Q1 according to their latest regulatory filings, with 44 funds opening new positions, 91 increasing their positions, 69 reducing their positions, and 60 closing their positions.

New
Increased
Maintained
Reduced
Closed

32% more repeat investments, than reductions

Existing positions increased: 91 | Existing positions reduced: 69

0.28% less ownership

Funds ownership: 120.89%120.6% (-0.28%)

9% less funds holding

Funds holding: 248225 (-23)

27% less first-time investments, than exits

New positions opened: 44 | Existing positions closed: 60

31% less capital invested

Capital invested by funds: $3.01B → $2.08B (-$925M)

40% less call options, than puts

Call options by funds: $52M | Put options by funds: $87M

44% less funds holding in top 10

Funds holding in top 10: 95 (-4)

Holders
225
Holders Change
-23
Holders Change %
-9.27%
% of All Funds
2.75%
Holding in Top 10
5
Holding in Top 10 Change
-4
Holding in Top 10 Change %
-44.44%
% of All Funds
0.06%
New
44
Increased
91
Reduced
69
Closed
60
Calls
$52M
Puts
$87M
Net Calls
-$35M
Net Calls Change
-$87.4M
Name Holding Trade Value Shares
Change
Change in
Stake
Janus Henderson Group
1
Janus Henderson Group
$238M -$3.1M -79,026 -1%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$194M -$89.8M -2,290,894 -28%
Wellington Management Group
3
Wellington Management Group
Massachusetts
$148M +$43.3M +1,103,982 +33%
BlackRock
4
BlackRock
New York
$125M -$5.05M -128,865 -3%
State Street
5
State Street
Massachusetts
$89.8M +$1.22M +31,176 +1%
ACA
6
Avoro Capital Advisors
New York
$77M -$23.5M -600,000 -21%
Vanguard Capital Management
7
Vanguard Capital Management
Pennsylvania
$72.1M +$84.4M +2,153,218 New
NCM
8
Nantahala Capital Management
Connecticut
$58.4M +$16.9M +430,122 +33%
PCH
9
Polar Capital Holdings
United Kingdom
$56.9M +$22M +561,926 +49%
KCM
10
Khrom Capital Management
Florida
$50.6M +$59.3M +1,511,481 New
Geode Capital Management
11
Geode Capital Management
Massachusetts
$41.4M +$2.91M +74,212 +6%
WP
12
Woodline Partners
California
$37.2M +$12.8K +326 +0%
DTC
13
Deep Track Capital
Connecticut
$36.1M +$3.09M +78,710 +8%
T. Rowe Price Associates
14
T. Rowe Price Associates
Maryland
$34.4M -$89.9M -2,292,761 -69%
B
15
Braidwell
Connecticut
$32.1M -$8.96M -228,600 -19%
RAM
16
Readystate Asset Management
Illinois
$31.9M +$3.05M +77,718 +9%
Franklin Resources
17
Franklin Resources
California
$28M +$440K +11,220 +1%
VPC
18
Vestal Point Capital
New York
$24.4M +$28.6M +730,000 New
CC
19
Commodore Capital
New York
$21.8M -$21.5M -547,568 -46%
HRCM
20
Hood River Capital Management
Florida
$20.9M +$212K +5,416 +0.9%
Pictet Asset Management
21
Pictet Asset Management
Switzerland
$20.6M -$310K -7,911 -1%
Millennium Management
22
Millennium Management
New York
$20.3M -$24.7M -629,808 -51%
Schroder Investment Management Group
23
Schroder Investment Management Group
United Kingdom
$19.8M +$7.8M +198,979 +44%
CCM
24
Catalio Capital Management
New York
$19.3M +$8.53M +217,468 +60%
KCM
25
Kingdon Capital Management
New York
$19.3M +$6.87M +175,100 +44%

SLNO Hedge Fund Activity: Q1 2026 in Review

225 of the 8,172 institutional investors tracked by Wall St. Rank reported a position in Soleno Therapeutics (SLNO) for Q1 2026, worth a combined $2.08B — down 31% from $3.01B a quarter earlier.

Sellers outnumbered buyers: 60 funds closed out of SLNO and 44 opened new positions — a net loss of 16 holders — while 69 trimmed existing stakes and 91 added.

The largest buyer was Khrom Capital Management, opening a new position worth an estimated $59.3M. The largest seller was T. Rowe Price Associates, cutting an estimated $89.9M.

  • 225 institutional investors held Soleno Therapeutics (SLNO) as of Q1 2026, down from 248 in Q4 2025.
  • Funds reported $2.08B of Soleno Therapeutics stock for Q1 2026, down 31% quarter-over-quarter.
  • 44 funds opened new Soleno Therapeutics positions in Q1 2026 and 60 closed out, a net change of -16 holders.
  • The largest Soleno Therapeutics buyer in Q1 2026 was Khrom Capital Management, an estimated $59.3M added.
  • The largest Soleno Therapeutics seller in Q1 2026 was T. Rowe Price Associates, an estimated $89.9M sold.

Based on aggregated 13F filings for Q1 2026.