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ARDSLEY ADVISORY PARTNERS LP

Q4 2025 · Filed 2026-02-17
Market Value
$783M
+20.4%
Holdings
144
-2
New Purchases
47
Added To
29
Closed
33
Reduced
32
Top 10 Concentration
33.0%
Turnover
55.6%

Top Buys (by % of Portfolio)

SymbolCur %Prior %Chg %Value
LLY 5.49% 0.00% +5.49% $43M
TEL 2.14% 0.00% +2.14% $17M
SEZL 1.99% 0.00% +1.99% $16M
LITE 3.77% 2.15% +1.61% $29M
SMTC 2.23% 0.88% +1.35% $17M
TXN 1.33% 0.00% +1.33% $10M
GSM 1.26% 0.00% +1.26% $10M
SMIN 1.25% 0.00% +1.25% $10M
TWLO 1.14% 0.00% +1.14% $9M
SLV 2.43% 1.30% +1.12% $19M
MDB 1.11% 0.00% +1.11% $9M
JAZZ 1.09% 0.00% +1.09% $8M
VIAV 1.00% 0.00% +1.00% $8M
NXE 1.32% 0.34% +0.98% $10M
ANET 1.67% 0.76% +0.91% $13M

Top Sells (by % of Portfolio)

SymbolCur %Prior %Chg %Value
ORCL 0.75% 3.67% -2.92% $6M
ARM 0.00% 2.35% -2.35% $0
HUT.TO 2.11% 4.28% -2.17% $17M
GLW 0.00% 2.12% -2.12% $0
EOSE 0.81% 2.79% -1.98% $6M
SIMO 0.00% 1.94% -1.94% $0
MSFT 1.37% 2.94% -1.57% $11M
OKTA 0.00% 1.50% -1.50% $0
AAOI 0.11% 1.47% -1.36% $872K
RIOT 0.00% 1.32% -1.32% $0
P 0.00% 1.29% -1.29% $0
OSCR 0.00% 1.09% -1.09% $0
ADMA 0.00% 0.96% -0.96% $0
AMZN 1.59% 2.55% -0.96% $12M
APP 0.00% 0.88% -0.88% $0

Sector Allocation Over Time

Market Cap Concentration

TierHoldingsValueWeight
Mega Cap 15 $170M 21.7%
Large Cap 66 $427M 54.5%
Mid Cap 32 $118M 15.1%
Small Cap 25 $55M 7.1%
Micro Cap 6 $13M 1.6%

Portfolio Analytics

Avg Market Cap
$199.7B
Median Market Cap
$12.8B
Avg P/E
59.2
Median P/E
33.8
Avg Dividend Yield
0.01%
Avg Beta
1.58
# Stocks
141
# ETFs / Funds
3

Top Holdings (144 total)

# Symbol % Port Shares Value Avg Price Q/Q Value Chg Share Chg Chg % Status
1 LLY 5.49% 40,000 $43M $1,074.68 +40,000 NEW
2 FSLR 3.92% 117,500 $31M $261.23 $2M -11,500 -8.9%
3 LITE 3.77% 80,000 $29M $368.59 $15M -6,000 -7.0%
4 AVGO 3.71% 84,000 $29M $346.20 $9M +23,500 +38.8%
5 RUN 3.48% 1,480,000 $27M $18.40 -$432K -120,000 -7.5%
6 NVDA 2.98% 125,000 $23M $186.50 $9M +46,000 +58.2%
7 ARGX 2.58% 24,000 $20M $840.95 $9M +9,000 +60.0%
8 SLV 2.43% 295,000 $19M $64.37 $11M +95,000 +47.5%
9 TEVA 2.31% 580,000 $18M $31.21 $8M +80,000 +16.0%
10 GOOG 2.28% 57,000 $18M $313.80 -$1M -21,000 -26.9%
11 SMTC 2.23% 237,000 $17M $73.69 $12M +157,000 +196.2%
12 TEL 2.14% 73,500 $17M $227.51 +73,500 NEW
13 HUT.TO 2.11% 360,000 $17M $45.94 -$11M -440,000 -55.0%
14 SEZL 1.99% 245,000 $16M $63.48 +245,000 NEW
15 AEIS 1.95% 73,000 $15M $209.37 $8M +28,500 +64.0%
16 WULF 1.71% 1,165,000 $13M $11.49 -$354K -35,000 -2.9%
17 SNDK 1.70% 56,000 $13M $237.38 $2M -44,000 -44.0%
18 BTSG 1.67% 350,000 $13M $37.45 -$194K -100,000 -22.2%
19 ANET 1.67% 100,000 $13M $131.03 $8M +66,000 +194.1%
20 SHOP 1.61% 78,400 $13M $160.99 $257K -4,800 -5.8%
21 AMZN 1.59% 54,000 $12M $230.91 -$4M -21,500 -28.5%
22 TER 1.48% 60,000 $12M $193.56 -$499K -28,000 -31.8%
23 AGI 1.48% 300,000 $12M $38.58 $244K -25,000 -7.7%
24 DNN 1.39% 4,100,000 $11M $2.66 $5M +2,100,000 +105.0%
25 MSFT 1.37% 22,200 $11M $483.60 -$8M -14,800 -40.0%
26 NU 1.37% 640,000 $11M $16.73 $701K +15,000 +2.4%
27 TXN 1.33% 60,000 $10M $173.49 +60,000 NEW
28 NXE 1.32% 1,125,000 $10M $9.20 $8M +875,000 +350.0%
29 GSM 1.26% 2,120,000 $10M $4.64 +2,120,000 NEW
30 SMIN 1.25% 140,000 $10M $69.91 +140,000 NEW
31 TWLO 1.14% 62,500 $9M $142.24 +62,500 NEW
32 CRM 1.12% 33,000 $9M $264.64 $7M +27,000 +450.0%
33 MDB 1.11% 20,750 $9M $419.00 +20,750 NEW
34 JAZZ 1.09% 50,000 $8M $170.00 +50,000 NEW
35 VIAV 1.00% 440,000 $8M $17.82 +440,000 NEW
36 MIR 0.97% 325,000 $8M $23.42 -$23K -3,220 -1.0%
37 ALDX 0.96% 1,450,000 $8M $5.18 -$2M -450,000 -23.7%
38 EBAY 0.95% 85,000 $7M $87.10 $2M +26,000 +44.1%
39 PANW 0.94% 40,000 $7M $184.20 $995K +8,700 +27.8%
40 WGS 0.91% 55,000 $7M $130.06 $689K -5,000 -8.3%
41 ONTO 0.88% 43,500 $7M $157.86 $2M +3,000 +7.4%
42 SANM 0.87% 45,200 $7M $150.07 +45,200 NEW
43 CVS 0.86% 85,000 $7M $79.36 -$793K -15,000 -15.0%
44 BRBR 0.82% 240,000 $6M $26.73 +240,000 NEW
45 EOSE 0.81% 555,000 $6M $11.46 -$12M -1,045,000 -65.3%
46 LSCC 0.81% 86,000 $6M $73.58 -$2M -28,500 -24.9%
47 ORCL 0.75% 30,000 $6M $194.91 -$18M -55,000 -64.7%
48 RH 0.69% 30,000 $5M $179.15 +30,000 NEW
49 VCYT 0.67% 125,000 $5M $42.10 +125,000 NEW
50 CWEN 0.64% 150,000 $5M $33.26 $1M +25,000 +20.0%
51 THC 0.63% 25,000 $5M $198.72 -$2M -10,000 -28.6%
52 OWL 0.62% 325,000 $5M $14.94 +325,000 NEW
53 XIFR 0.57% 450,000 $4M $10.00 -$4M -430,000 -48.9%
54 BE 0.57% 51,000 $4M $86.89 $4M +46,000 +920.0%
55 BWXT 0.55% 25,000 $4M $172.84 -$3M -15,000 -37.5%
56 XLU 0.55% 100,000 $4M $42.72 +100,000 NEW
57 ORN 0.51% 400,000 $4M $9.94 $856K +25,000 +6.7%
58 BKR 0.49% 85,000 $4M $45.54 -$270K
59 AVY 0.49% 21,000 $4M $181.88 +21,000 NEW
60 NOK 0.47% 560,000 $4M $6.55 $2M +225,094 +67.2%
61 DECK 0.46% 35,000 $4M $103.67 +35,000 NEW
62 PROF 0.45% 450,000 $4M $7.87 $2M +120,000 +36.4%
63 ABNB 0.45% 26,000 $4M $135.72 +26,000 NEW
64 ORA 0.42% 30,000 $3M $110.47 +30,000 NEW
65 MTZ 0.42% 15,000 $3M $217.37 -$996K -5,000 -25.0%
66 CCJ 0.41% 35,000 $3M $91.49 $2M +25,000 +250.0%
67 FLR 0.40% 79,986 $3M $39.63 -$3M -55,014 -40.8%
68 NXPI 0.40% 14,500 $3M $217.06 +14,500 NEW
69 TE 0.40% 465,000 $3M $6.66 +465,000 NEW
70 WMB 0.38% 50,000 $3M $60.11 -$2M -25,000 -33.3%
71 WOLF 0.37% 165,000 $3M $17.41 +165,000 NEW
72 HAL 0.36% 100,000 $3M $28.26 +100,000 NEW
73 STKL 0.33% 690,000 $3M $3.80 -$3M -330,000 -32.4%
74 DQ 0.32% 85,000 $3M $29.50 -$306K -15,000 -15.0%
75 MELI 0.31% 1,200 $2M $2,014.26 +1,200 NEW
76 TAC 0.29% 180,000 $2M $12.65 $705K +65,000 +56.5%
77 NEE 0.26% 25,000 $2M $80.28 +25,000 NEW
78 INTC 0.24% 51,000 $2M $36.90 -$2M -59,500 -53.9%
79 CTSH 0.23% 22,000 $2M $83.00 +22,000 NEW
80 NOW 0.23% 11,850 $2M $153.01 +11,850 NEW
81 HASI 0.22% 55,000 $2M $31.43 $40K
82 TRIP 0.21% 114,000 $2M $14.56 $1M +96,000 +533.3%
83 SNAP 0.21% 200,000 $2M $8.07 +200,000 NEW
84 AFRM 0.20% 21,000 $2M $74.11 $95K +1,000 +5.0%
85 GLBE 0.20% 39,000 $2M $39.31 +39,000 NEW
86 TIC 0.19% 150,000 $2M $10.11 $851K +100,000 +200.0%
87 AMRC 0.19% 50,000 $1M $29.29 -$214K
88 EPAM 0.18% 7,000 $1M $204.88 +7,000 NEW
89 CW 0.18% 2,500 $1M $551.27 +2,500 NEW
90 EQT 0.17% 25,000 $1M $53.60 +25,000 NEW
91 META 0.17% 2,000 $1M $660.09 +2,000 NEW
92 ITRI 0.17% 14,000 $1M $92.86 +14,000 NEW
93 ENPH 0.15% 37,500 $1M $32.10 +37,500 NEW
94 PI 0.14% 6,500 $1M $174.01 +6,500 NEW
95 COMP 0.14% 100,000 $1M $10.57 +100,000 NEW
96 ROKU 0.12% 9,000 $976K $108.48 $175K +1,000 +12.5%
97 UEC 0.11% 75,000 $876K $11.68 +75,000 NEW
98 AAOI 0.11% 25,000 $872K $34.86 -$9M -339,500 -93.1%
99 CSLR 0.10% 520,000 $816K $1.57 $447K +310,000 +147.6%
100 VST 0.10% 5,000 $807K $161.32 +5,000 NEW

Options Breakdown

35 Calls $109M Call Value 13 Puts $17M Put Value 0.16 P/C Ratio

Top Calls

SymbolSharesValueStatus
AVGO 50,000 $17M
ORCL 48,000 $9M
ARM 85,000 $9M
ABNB 55,000 $7M NEW
BKD 690,000 $7M NEW
ICLN 450,000 $7M
PANW 29,000 $5M NEW
ANET 40,000 $5M NEW
TAN 100,000 $5M
CRM 18,000 $5M

Top Puts

SymbolSharesValueStatus
TTD 165,000 $6M NEW
DELL 36,000 $5M NEW
INFY 140,000 $2M
GLW 20,000 $2M NEW
COHR 7,000 $1M
MRVL 10,000 $850K
APH $0 SOLD
ALAB $0 SOLD
SMR $0 SOLD
ZETA $0 SOLD

New Positions

SymbolValue% Port
LLY $43M 5.49%
TEL $17M 2.14%
SEZL $16M 1.99%
TXN $10M 1.33%
GSM $10M 1.26%
SMIN $10M 1.25%
TWLO $9M 1.14%
MDB $9M 1.11%
JAZZ $8M 1.09%
VIAV $8M 1.00%
SANM $7M 0.87%
BRBR $6M 0.82%
RH $5M 0.69%
VCYT $5M 0.67%
OWL $5M 0.62%

Sold Out Positions

SymbolValue% Port
GLW —%
PD —%
AES —%
ETSY —%
NRGV —%
TTI —%
FLS —%
NKE —%
IBM —%
NPWR —%
OSCR —%
COHR —%
BFLY —%
CLNE —%
TSM —%
View SEC EDGAR Filings for ARDSLEY ADVISORY PARTNERS LP →

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms