Ticker · CUSIP 834203309

SLNO

SOLENO THERAPEUTICS INC

Healthcare·Biotechnology

···Share

Holders (tracked)

Combined shares

8,615,467

Combined value

$398.90M

Last close

$52.78

Quarter

2025Q4

Price is +14.0% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$52.78-17.20 (-24.58%)H $88.49 · L $30.05 · Avg Vol 2.0M

Position opened

Tracked holders · last 8 quarters

+2 vs previous quarter over the last 8.

SEC event timeline

14 events

D.E. Shaw & Co. trimmed2026-02-17
−1,999 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) trimmed2026-02-17
−141,296 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) added2026-02-17
+256,495 shares · 2025Q4
Position
T. Rowe Price trimmed2026-02-17
−584,208 shares · 2025Q4
Position
Paul Tudor Jones (Tudor Investment) opened position2026-02-17
+27,000 shares · 2025Q4
Position
Wellington Management added2026-02-17
+1,010,704 shares · 2025Q4
Position
AQR Capital Management added2026-02-17
+21,655 shares · 2025Q4
Position
AQR Capital Management added2025-11-14
+33,441 shares · 2025Q3
Position
Izzy Englander (Millennium Mgmt) added2025-11-14
+346,105 shares · 2025Q3
Position
D.E. Shaw & Co. trimmed2025-11-14
−106,924 shares · 2025Q3
Position
T. Rowe Price added2025-11-14
+441,424 shares · 2025Q3
Position
Wellington Management added2025-11-14
+1,691,057 shares · 2025Q3
Position
Renaissance Technologies exited2025-11-13
−45,200 shares · 2025Q3
Position
Norges Bank (Norway SWF) exited2025-11-12
−57,770 shares · 2024Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for SLNO →

Follow-the-investor returns

If you'd copied each holder of SLNO…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Izzy Englander (Millennium Mgmt)	2022Q4	$46.43	+13.7%	$1.4M
Izzy Englander (Millennium Mgmt)	2022Q4	$46.43	+13.7%	$1.4M
Izzy Englander (Millennium Mgmt)	2022Q4	$46.43	+13.7%	$1.4M
Ken Griffin (Citadel Advisors)	2023Q3	$53.35	-1.1%	$5.6M
Ken Griffin (Citadel Advisors)	2023Q3	$53.35	-1.1%	$5.6M
Ken Griffin (Citadel Advisors)	2023Q3	$53.35	-1.1%	$5.6M
Wellington Management	2024Q1	$57.15	-7.6%	$175.4M
AQR Capital Management	2024Q1	$58.77	-10.2%	$3.1M
Paul Tudor Jones (Tudor Investment)	2024Q1	$62.57	-15.6%	$649K
Paul Tudor Jones (Tudor Investment)	2024Q1	$62.57	-15.6%	$649K
T. Rowe Price	2024Q1	$64.05	-17.6%	$175.2M
D.E. Shaw & Co.	2025Q1	$81.99	-35.6%	$304K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions1

Paul Tudor Jones (Tudor Investment)
+27,000
$1.3M

Added to3

Wellington Management
+1,010,704
$46.8M
Izzy Englander (Millennium Mgmt)
+256,495
$11.9M
AQR Capital Management
+21,655
$1.0M

Trimmed3

Ken Griffin (Citadel Advisors)
−141,296
$6.5M
D.E. Shaw & Co.
−1,999
$93K
T. Rowe Price
−584,208
$27K

Exited0

—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2022Q3	2	45,296	$75K	—
2022Q4	3	95,972	$191K	+1
2023Q1	2	76,857	$165K	-1
2023Q2	2	66,396	$284K	—
2023Q3	4	157,888	$4.7M	+2
2023Q4	4	339,844	$13.7M	—
2024Q1	9	1,091,810	$46.7M	+5
2024Q2	11	3,431,260	$140.0M	+2
2024Q3	8	2,366,560	$119.5M	-3
2024Q4	8	3,441,077	$154.7M	—
2025Q1	13	7,499,540	$535.8M	+5
2025Q2	12	6,584,848	$551.7M	-1
2025Q3	10	8,144,916	$550.6M	-2
2025Q4	12	8,615,467	$398.9M	+2

Who owns SLNO

12 super-investors · 2025Q4

Tracked stake

8.62M

Combined value

$399M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New2Added5Trim5

#	Manager	Shares	Value	% of book	Last action
1	Wellington Management	3.32M	$154M	0.0%	Added+1.01M
2	T. Rowe Price	3.32M	$154M	0.0%	Trim−584.2K
3	Izzy Englander Millennium Mgmt	1.24M	$57M	0.0%	Added+256.5K
4	Ken Griffin Citadel Advisors	308.8K	$14M	0.0%	Trim−141.3K
5	Ken Griffin Citadel Advisors	197.5K	$9M	0.0%	Trim−141.3K
6	Ken Griffin Citadel Advisors	105.8K	$5M	0.0%	Trim−141.3K
7	AQR Capital Management	58.8K	$3M	0.0%	Added+21.7K
8	Izzy Englander Millennium Mgmt	27.0K	$1M	0.0%	Added+256.5K
9	Paul Tudor Jones Tudor Investment	14.7K	$681K	0.0%	New+27.0K
10	Paul Tudor Jones Tudor Investment	12.3K	$569K	0.0%	New+27.0K
11	Izzy Englander Millennium Mgmt	7.0K	$324K	0.0%	Added+256.5K
12	D.E. Shaw & Co.	5.8K	$267K	0.0%	Trim−2.0K

Recent moves

20 transactions

TRIMD.E. Shaw & Co.
−1,999 · 2025Q4
ADDWellington Management
+1,010,704 · 2025Q4
ADDIzzy Englander (Millennium Mgmt)
+256,495 · 2025Q4
NEWPaul Tudor Jones (Tudor Investment)
+27,000 · 2025Q4
ADDAQR Capital Management
+21,655 · 2025Q4
TRIMT. Rowe Price
−584,208 · 2025Q4
TRIMKen Griffin (Citadel Advisors)
−141,296 · 2025Q4
ADDWellington Management
+1,691,057 · 2025Q3
ADDT. Rowe Price
+441,424 · 2025Q3
ADDIzzy Englander (Millennium Mgmt)
+346,105 · 2025Q3
TRIMD.E. Shaw & Co.
−106,924 · 2025Q3
ADDAQR Capital Management
+33,441 · 2025Q3
SOLDRenaissance Technologies
−45,200 · 2025Q3
SOLDNorges Bank (Norway SWF)
−57,770 · 2024Q3
ADDD.E. Shaw & Co.
+98,018 · 2025Q2
SOLDSteve Cohen (Point72)
−915,995 · 2025Q2
TRIMIzzy Englander (Millennium Mgmt)
−45,570 · 2025Q2
ADDT. Rowe Price
+1,061,064 · 2025Q2
TRIMWellington Management
−72,606 · 2025Q2
SOLDGeorge Soros (Soros Fund Mgmt)
−270,663 · 2025Q2

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