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ZDA

Zweig-DiMenna Associates Portfolio holdings

AUM $1.1B
1-Year Est. Return 171.86%
This Fund
S&P 500
This Quarter Est. Return
+5.97%
1 Year Est. Return
+171.86%
3 Year Est. Return
+561.39%
5 Year Est. Return
+872.04%
10 Year Est. Return
+5,051.77%
AUM
$722M
AUM Growth
-$889M
Cap. Flow
-$691M
Cap. Flow %
-95.67%
Top 10 Hldgs %
44.51%
Holding
120
New
14
Increased
12
Reduced
33
Closed
59

Top Buys

Rank Stock Value
1
AMAT icon
Applied Materials
AMAT
+$22M
2
CRWD icon
CrowdStrike
CRWD
+$19.7M
3
QXO
QXO Inc
QXO
+$13.3M
4
BE icon
Bloom Energy
BE
+$9.17M
5
COHR icon
Coherent
COHR
+$9.13M

Top Sells

Rank Stock Value
1
LITE icon
Lumentum
LITE
+$49.9M
2
AVGO icon
Broadcom
AVGO
+$47M
3
PWR icon
Quanta Services
PWR
+$43M
4
TSM icon
TSMC
TSM
+$39.1M
5
CLS icon
Celestica
CLS
+$29.7M

Sector Composition

Rank Sector Weight
1 Technology 43.63%
2 Communication Services 12.58%
3 Consumer Discretionary 12.42%
4 Industrials 11.73%
5 Healthcare 9.29%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
ANET icon
26
Arista Networks
ANET
$246B
$9.64M 1.33%
78,500
+56,000
+249% +$7.49M
WULF icon
27
TeraWulf
WULF
$7.66B
$9.64M 1.33%
667,830
-1,203,870
-64% -$17.9M
MCHP icon
28
Microchip Technology
MCHP
$39.6B
$9.5M 1.32%
147,000
+25,500
+21% +$1.83M
SPNT icon
29
SiriusPoint
SPNT
$2.81B
$8.56M 1.19%
397,350
-94,150
-19% -$1.94M
PWR icon
30
Quanta Services
PWR
$90.6B
$8.54M 1.18%
15,550
-83,450
-84% -$43M
BE icon
31
Bloom Energy
BE
$62.1B
$8.47M 1.17%
+62,500
New +$9.17M
NXPI icon
32
NXP Semiconductors
NXPI
$56.4B
$7.96M 1.1%
40,412
-22,088
-35% -$4.89M
EMBJ
33
Embraer S.A. ADS
EMBJ
$12.9B
$7.25M 1%
122,161
-72,989
-37% -$5M
AMD icon
34
Advanced Micro Devices
AMD
$760B
$7.07M 0.98%
34,759
-39,820
-53% -$8.5M
STX icon
35
Seagate
STX
$188B
$6.99M 0.97%
17,844
-57,157
-76% -$21.8M
HUT
36
Hut 8
HUT
$9.79B
$6.83M 0.95%
145,647
-527,103
-78% -$28.5M
CDNA icon
37
CareDx
CDNA
$2.58B
$6.77M 0.94%
390,255
-288,745
-43% -$5.47M
AAOI icon
38
Applied Optoelectronics
AAOI
$9.02B
$6.77M 0.94%
80,050
+1,550
+2% +$98.9K
FN icon
39
Fabrinet
FN
$14.8B
$6.73M 0.93%
+12,900
New +$6.56M
PRCH icon
40
Porch Group
PRCH
$1.98B
$6.02M 0.83%
839,500
-489,700
-37% -$3.91M
SNOW icon
41
Snowflake
SNOW
$114B
$5.97M 0.83%
+39,600
New +$7.33M
SNPS icon
42
Synopsys
SNPS
$84.8B
$5.74M 0.79%
14,479
-8,521
-37% -$3.85M
LVS icon
43
Las Vegas Sands
LVS
$29.2B
$5.25M 0.73%
97,500
-95,000
-49% -$5.41M
TDUP icon
44
ThredUp
TDUP
$357M
$4.77M 0.66%
1,454,500
+916,000
+170% +$4.25M
LUXE
45
LuxExperience B.V.
LUXE
$1.06B
$4.72M 0.65%
590,000
+78,000
+15% +$670K
VST icon
46
Vistra
VST
$46B
$4.36M 0.6%
+29,000
New +$4.69M
XMTR icon
47
Xometry
XMTR
$5.39B
$4.19M 0.58%
102,650
-24,800
-19% -$1.32M
ALNT icon
48
Allient
ALNT
$1.58B
$2.78M 0.38%
+47,000
New +$2.96M
AI icon
49
C3.ai
AI
$1.64B
$2.69M 0.37%
+318,950
New +$3.42M
SEI
50
Solaris Energy Infrastructure
SEI
$3.28B
$2.68M 0.37%
+47,500
New +$2.57M
1
2
3 4 5

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Zweig-DiMenna Associates's Q1 2026 Portfolio in Review

As of Q1 2026, Zweig-DiMenna Associates held 120 positions worth $722M, down 55% from $1.61B the previous quarter. Its ten largest holdings account for 45% of the portfolio.

Zweig-DiMenna Associates withdrew a net $691M in Q1 2026, closing 59 positions and reducing 33 holdings. Its most notable exit was Celestica, an estimated $29.7M position sold in full.

By sector, the portfolio is most concentrated in Technology at 44% of assets, up from 33% a quarter earlier, followed by Communication Services and Consumer Discretionary.

Against the trend, Zweig-DiMenna Associates opened a new position in Applied Materials worth $22.3M.

  • Zweig-DiMenna Associates's largest Q1 2026 buy was Applied Materials: 65,300 shares worth $22.3M.
  • Zweig-DiMenna Associates added most to Coherent in Q1 2026, an estimated $9.13M increase.
  • Zweig-DiMenna Associates's biggest Q1 2026 reduction was Lumentum, cutting an estimated $49.9M.
  • Zweig-DiMenna Associates fully exited Celestica in Q1 2026, selling an estimated $29.7M.
  • Zweig-DiMenna Associates's ten largest holdings make up 45% of its $722M portfolio in Q1 2026.
  • Zweig-DiMenna Associates opened 14 new positions and closed 59 in Q1 2026.
  • Zweig-DiMenna Associates's portfolio value fell 55% quarter-over-quarter to $722M.

Based on Zweig-DiMenna Associates's 13F filing for Q1 2026, filed 5 May 2026.