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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
GEV icon
101
GE Vernova
GEV
$243B
– –
-17,055
Closed -$11.1M
LOAR icon
102
Loar Holdings
LOAR
$6.72B
– –
-158,246
Closed -$10.8M
TLN
103
Talen Energy Corp
TLN
$14.2B
– –
-12,100
Closed -$4.54M
SGI
104
Somnigroup International
SGI
$13.5B
– –
-58,941
Closed -$5.26M
CRWV
105
CoreWeave
CRWV
$46.5B
– –
-25,750
Closed -$1.84M
WYFI
106
WhiteFiber Inc
WYFI
$690M
– –
-184,250
Closed -$2.91M
FIGR
107
Figure Technology Solutions
FIGR
$8.09B
– –
-254,400
Closed -$10.4M
VIA
108
Via Transportation Inc
VIA
$2.33B
– –
-130,200
Closed -$3.78M
AERO
109
Grupo Aeromexico SAB de CV
AERO
$2.14B
– –
-90,000
Closed -$1.98M
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.