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Ardsley Advisory Partners Portfolio holdings
AUM
$960M
1-Year Est. Return
207.76%
This Fund
S&P 500
This Quarter
Est. Return
+11.5%
1 Year Est. Return
+207.76%
3 Year Est. Return
+554.53%
5 Year Est. Return
+728.66%
10 Year Est. Return
+4,084.52%
AUM
$784M
AUM Growth
-$127M
(-14%)
Cap. Flow
-$154M
Cap. Flow
% of AUM
-19.68%
Top 10 Holdings %
Top 10 Hldgs %
29.92%
Holding
214
New
72
Increased
33
Reduced
34
Closed
63
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
United Therapeutics
UTHR
|
+$24.9M |
| 2 |
Shoals Technologies Group
SHLS
|
+$18.3M |
| 3 |
Meta Platforms (Facebook)
META
|
+$16.7M |
| 4 |
Modine Manufacturing
MOD
|
+$16.5M |
| 5 |
Boston Scientific
BSX
|
+$12M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
Lumentum
LITE
|
+$40.5M |
| 2 |
Eli Lilly
LLY
|
+$35.5M |
| 3 |
First Solar
FSLR
|
+$30.7M |
| 4 |
argenx
ARGX
|
+$20.2M |
| 5 |
Advanced Energy
AEIS
|
+$19.7M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 33.08% |
| 2 | Healthcare | 13.31% |
| 3 | Consumer Discretionary | 7.84% |
| 4 | Financials | 6.74% |
| 5 | Communication Services | 6.07% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
201
iShares Silver Trust
SLV
$27.7B
| – | – |
-295,000
| Closed | -$19M |
|
202
iShares MSCI India Small-Cap ETF
SMIN
$750M
| – | – |
-140,000
| Closed | -$9.79M |
|
203
Snap
SNAP
$7.96B
| – | – |
-200,000
| Closed | -$1.18M |
|
204
CALL
Invesco Solar ETF
TAN
$1.37B
| – | – |
-100,000
| Closed | -$4.91M |
|
205
TE Connectivity
TEL
$60B
| – | – |
-73,500
| Closed | -$16.7M |
|
206
Tenet Healthcare
THC
$22.2B
| – | – |
-25,000
| Closed | -$4.97M |
|
207
CALL
TripAdvisor
TRIP
$1.7B
| – | – |
-100,000
| Closed | -$1.46M |
|
|
208
TripAdvisor
TRIP
$1.7B
| – | – |
-114,000
| Closed | -$1.66M |
|
209
PUT
Trade Desk
TTD
$8.97B
| – | – |
-165,000
| Closed | -$6.26M |
|
210
Uranium Energy
UEC
$4.47B
| – | – |
-75,000
| Closed | -$876K |
|
211
Vistra
VST
$48.2B
| – | – |
-5,000
| Closed | -$807K |
|
212
Warby Parker
WRBY
$3.19B
| – | – |
-26,500
| Closed | -$577K |
|
213
Xometry
XMTR
$4.47B
| – | – |
-10,000
| Closed | -$595K |
|
|
TE
214
T1 Energy
TE
$1.04B
| – | – |
-465,000
| Closed | -$3.1M |
|
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Ardsley Advisory Partners's Q1 2026 Portfolio in Review
As of Q1 2026, Ardsley Advisory Partners held 214 positions worth $784M, down 14% from $911M the previous quarter. Its ten largest holdings account for 30% of the portfolio.
Ardsley Advisory Partners withdrew a net $154M in Q1 2026, closing 63 positions and reducing 34 holdings. Its most notable exit was First Solar, an estimated $30.7M position sold in full.
By sector, the portfolio is most concentrated in Technology at 33% of assets, down from 37% a quarter earlier, followed by Healthcare and Consumer Discretionary.
Against the trend, Ardsley Advisory Partners opened a new position in United Therapeutics worth $29.6M.
- Ardsley Advisory Partners's largest Q1 2026 buy was United Therapeutics: 50,000 shares worth $29.6M.
- Ardsley Advisory Partners added most to Shoals Technologies Group in Q1 2026, an estimated $18.3M increase.
- Ardsley Advisory Partners's biggest Q1 2026 reduction was Lumentum, cutting an estimated $40.5M.
- Ardsley Advisory Partners fully exited First Solar in Q1 2026, selling an estimated $30.7M.
- Ardsley Advisory Partners's ten largest holdings make up 30% of its $784M portfolio in Q1 2026.
- Ardsley Advisory Partners opened 72 new positions and closed 63 in Q1 2026.
- Ardsley Advisory Partners's portfolio value fell 14% quarter-over-quarter to $784M.
Based on Ardsley Advisory Partners's 13F filing for Q1 2026, filed 15 May 2026.