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Filers›Asset Manager›ARDSLEY ADVISORY PARTNERS LP
DOSSIER · 13F-HR · Q1 2026

ARDSLEY ADVISORY PARTNERS LP

ARDSLEY ADVISORY's asset manager based in London, UK — $784M in tracked AUM across 151 positions as of Q1 2026.

AA
ARDSLEY ADVISORY·London, UK·Asset Manager
CIK 0000900529 · last filed Mar 31, 2026
Total AUM
$784M
▼ 15.4%
vs prior
Holdings
151
—
positions
Whale Score
54
54
tracked
Activity
—
no data
changes this Q
Top sector
Tech
10% weight
concentration
AI Analysis · Q1 2026 · Q1 2026

ARDSLEY ADVISORY PARTNERS LP filed its latest 13F-HR for Q1 2026. See the latest holdings and position changes below.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
AVGO
BROADCOM INC
$43M140K5.5%
02
SNDK
SANDISK CORP
$35M55K4.5%
03
AMZN
AMAZON COM INC
$32M154K4.1%
04
SPY
STATE STR SPDR S&P 500 ETF T
$32M49K4.1%
05
UTHR
UNITED THERAPEUTICS CORP DEL
$30M50K3.8%
06
ANET
ARISTA NETWORKS INC
$24M199K3.1%
07
SMTC
SEMTECH CORP
$22M289K2.8%
08
MOD
MODINE MFG CO
$20M91K2.5%
09
SEZL
SEZZLE INC
$19M300K2.4%
10
NVDA
NVIDIA CORPORATION
$17M98K2.2%

Filing history

Filing history loading…
AI Agent · grounded in ARDSLEY
haiku-4-5 · 151 positions indexed
Sector mix
  • Tech10%
  • Financials5%
  • Health Care22%
  • Cons. Disc.41%
  • Communications8%
  • Other14%
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