2026 Q1 Portfolio Activity
In 2026 Q1, Zweig-DiMenna Associates LLC maintained a portfolio of 120 distinct positions. The most significant new addition was APPLIED MATERIALS, now representing 3.09% of the total fund value. They heavily accumulated shares in COHERENT CORP, increasing the position by 51.8%. The fund also reduced its exposure to MICROSOFT CORP by 60.0%.
Position History
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Total Positions
120
Quarter
2026 Q1
Top Holding
AMZN (10.4%)
Top 10 Concentration
44.5%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 120
Zweig-DiMenna Associates LLC Full Holdings List — 2026 Q1
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 10.37% | 5.27% |
#1
Prev: #1
|
6.5 |
—
|
-8,025 | -2.2% |
P
S
|
359,759 | $74,927,007 | 2012 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
WGS
GENEDX HOLDINGS...
|
Healthcare | 6.13% | 4.83% |
#2
1
Prev: #3
|
6.0 |
—
|
91,465 | 15.3% |
P
S
|
689,290 | $44,266,204 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
APP
APPLOVIN CORP
|
Communication Services | 4.46% | 5.02% |
#3
1
Prev: #2
|
2.8 |
—
|
-38,995 | -32.5% |
P
S
|
80,950 | $32,218,100 | 2024 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
LITE
LUMENTUM HLDGS ...
|
Technology | 3.97% | 3.01% |
#4
4
Prev: #8
|
2.1 |
—
|
-90,817 | -69.0% |
P
S
|
40,750 | $28,637,470 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
COHR
COHERENT CORP
|
Technology | 3.85% | 0.88% |
#5
30
Prev: #35
|
5.0 |
—
|
39,850 | 51.8% |
P
S
|
116,750 | $27,811,018 | 2022 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
TSM
TAIWAN SEMICOND...
|
Technology | 3.62% | 3.60% |
#6
1
Prev: #7
|
1.4 |
—
|
-113,495 | -59.4% |
P
S
|
77,425 | $26,165,779 | 2013 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 3.15% | 2.04% |
#7
3
Prev: #10
|
1.3 |
—
|
-45,725 | -25.9% |
P
S
|
130,640 | $22,783,616 | 2012 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
AMAT
APPLIED MATERIA...
|
Technology | 3.09% | — |
#8
Prev: #—
|
4.7 |
—
|
65,300 | — |
NEW
|
65,300 | $22,318,887 | 2013 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
AVGO
BROADCOM INC
|
Technology | 2.98% | 4.56% |
#9
5
Prev: #4
|
1.2 |
—
|
-142,780 | -67.2% |
P
S
|
69,600 | $21,541,896 | 2016 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
META
META PLATFORMS ...
|
Communication Services | 2.88% | 1.24% |
#10
11
Prev: #21
|
3.2 |
—
|
6,025 | 19.9% |
P
S
|
36,320 | $20,779,762 | 2012 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
LRCX
LAM RESEARCH
|
Technology | 2.85% | 0.69% |
#11
37
Prev: #48
|
3.6 |
—
|
31,100 | 47.6% |
P
S
|
96,500 | $20,618,190 | 2014 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
V
VISA INC
|
Financial Services | 2.79% | 1.21% |
#12
11
Prev: #23
|
3.6 |
—
|
11,303 | 20.4% |
P
S
|
66,700 | $20,159,408 | 2012 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
VRT
VERTIV HOLDINGS...
|
Industrials | 2.76% | 1.02% |
#13
12
Prev: #25
|
1.1 |
—
|
-22,110 | -21.7% |
P
S
|
79,583 | $19,941,908 | 2024 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
CRWD
CROWDSTRIKE HOL...
|
Technology | 2.51% | — |
#14
Prev: #—
|
4.5 |
—
|
46,500 | — |
NEW
|
46,500 | $18,154,065 | 2019 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
SNDK
SANDISK CORP
|
Technology | 2.19% | 0.98% |
#15
16
Prev: #31
|
0.9 |
—
|
-41,650 | -62.6% |
P
S
|
24,850 | $15,788,199 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
MU
MICRON TECHNOLO...
|
Technology | 2.13% | 0.47% |
#16
52
Prev: #68
|
3.9 |
—
|
19,098 | 72.3% |
P
S
|
45,500 | $15,371,720 | 2012 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
NTRA
NATERA INC
|
Healthcare | 2.11% | 1.92% |
#17
5
Prev: #12
|
0.8 |
—
|
-58,550 | -43.4% |
P
S
|
76,250 | $15,249,238 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 2.06% | 1.02% |
#18
9
Prev: #27
|
1.3 |
—
|
-600 | -1.1% |
P
S
|
51,675 | $14,859,663 | 2015 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
DAL
DELTA AIR LINES...
|
Industrials | 1.95% | 1.17% |
#19
5
Prev: #24
|
0.8 |
—
|
-60,250 | -22.1% |
P
S
|
212,060 | $14,097,749 | 2012 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
SPOT
SPOTIFY TECHNOL...
|
Communication Services | 1.84% | 1.02% |
#20
6
Prev: #26
|
1.2 |
—
|
-830 | -2.9% |
P
S
|
27,405 | $13,288,959 | 2018 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
QXO
QXO INC
|
Industrials | 1.57% | — |
#21
Prev: #—
|
4.1 |
—
|
582,500 | — |
NEW
|
582,500 | $11,312,150 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
TER
TERADYNE INC
|
Technology | 1.56% | 0.97% |
#22
10
Prev: #32
|
0.6 |
—
|
-42,595 | -52.8% |
P
S
|
38,034 | $11,275,560 | 2013 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
KTOS
KRATOS DEFENSE ...
|
Industrials | 1.51% | 0.98% |
#23
7
Prev: #30
|
0.6 |
—
|
-53,974 | -25.8% |
P
S
|
155,026 | $10,930,883 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 1.43% | 1.42% |
#24
8
Prev: #16
|
0.6 |
—
|
-19,600 | -41.3% |
P
S
|
27,850 | $10,309,235 | 2012 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
NFLX
NETFLIX INC
|
ETF | 1.34% | 1.00% |
#25
3
Prev: #28
|
0.5 |
—
|
-70,200 | -41.0% |
P
S
|
101,000 | $9,711,150 | 2012 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
ANET
ARISTA NETWORKS...
|
Technology | 1.33% | 0.18% |
#26
65
Prev: #91
|
3.5 |
—
|
56,000 | 248.9% |
P
S
|
78,500 | $9,638,230 | 2017 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
WULF
TERAWULF INC
|
Financial Services | 1.33% | 1.33% |
#27
10
Prev: #17
|
0.5 |
—
|
-1,203,870 | -64.3% |
P
S
|
667,830 | $9,636,787 | 2024 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
MCHP
MICROCHIP TECHN...
|
Technology | 1.32% | 0.48% |
#28
38
Prev: #66
|
3.0 |
—
|
25,500 | 21.0% |
P
S
|
147,000 | $9,497,670 | 2016 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
SPNT
SIRIUSPOINT LTD
|
Financial Services | 1.19% | 0.67% |
#29
23
Prev: #52
|
1.0 |
—
|
-94,150 | -19.2% |
P
S
|
397,350 | $8,558,919 | 2025 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
PWR
QUANTA SVCS INC
|
Industrials | 1.18% | 2.59% |
#30
21
Prev: #9
|
0.5 |
—
|
-83,450 | -84.3% |
P
S
|
15,550 | $8,537,261 | 2012 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
BE
BLOOM ENERGY CO...
|
Industrials | 1.17% | — |
#31
Prev: #—
|
4.0 |
—
|
62,500 | — |
NEW
|
62,500 | $8,468,125 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
NXPI
NXP SEMICONDUCT...
|
Technology | 1.10% | 0.84% |
#32
4
Prev: #36
|
0.4 |
—
|
-22,088 | -35.3% |
P
S
|
40,412 | $7,955,506 | 2012 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
ERJ
EMBRAER SA
|
Unknown | 1.00% | 0.78% |
#33
9
Prev: #42
|
0.4 |
—
|
-72,989 | -37.4% |
P
S
|
122,161 | $7,249,034 | 2024 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
AMD
ADVANCED MICRO ...
|
Technology | 0.98% | 0.99% |
#34
5
Prev: #29
|
0.4 |
—
|
-39,820 | -53.4% |
P
S
|
34,759 | $7,071,023 | 2016 Q3 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
STX
SEAGATE TECHNOL...
|
Technology | 0.97% | 1.28% |
#35
16
Prev: #19
|
0.4 |
—
|
-57,157 | -76.2% |
P
S
|
17,844 | $6,990,565 | 2012 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
HUT
HUT 8 MINING CO...
|
Financial Services | 0.95% | 1.92% |
#36
25
Prev: #11
|
0.4 |
—
|
-527,103 | -78.4% |
P
S
|
145,647 | $6,832,301 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
CDNA
CAREDX INC
|
Healthcare | 0.94% | 0.79% |
#37
4
Prev: #41
|
0.4 |
—
|
-288,745 | -42.5% |
P
S
|
390,255 | $6,774,827 | 2020 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
AAOI
APPLIED OPTOELR
|
Technology | 0.94% | 0.17% |
#38
57
Prev: #95
|
0.9 |
—
|
1,550 | 2.0% |
P
S
|
80,050 | $6,771,430 | 2014 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
FN
FABRINET
|
Technology | 0.93% | — |
#39
Prev: #—
|
3.9 |
—
|
12,900 | — |
NEW
|
12,900 | $6,727,608 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
PRCH
PORCH GROUP INC
|
Financial Services | 0.83% | 0.75% |
#40
5
Prev: #45
|
0.3 |
—
|
-489,700 | -36.8% |
P
S
|
839,500 | $6,019,215 | 2025 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
SNOW
SNOWFLAKE INC
|
Technology | 0.83% | — |
#41
Prev: #—
|
3.8 |
—
|
39,600 | — |
NEW
|
39,600 | $5,972,472 | 2021 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
N/A
CALL
APPLOVIN CORP
|
|
CALL Option | 0.83% | — |
#42
Prev: #—
|
3.8 |
—
|
150 | — |
NEW
|
150 | $5,970,000 | — | 13F Filing | 2026-03-31 | 2026-05-05 | ||
|
SNPS
SYNOPSYS INC
|
Technology | 0.79% | 0.67% |
#43
7
Prev: #50
|
0.3 |
—
|
-8,521 | -37.0% |
P
S
|
14,479 | $5,740,634 | 2013 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
LVS
LAS VEGAS SANDS
|
Consumer Cyclical | 0.73% | 0.78% |
#44
1
Prev: #43
|
0.3 |
—
|
-95,000 | -49.4% |
P
S
|
97,500 | $5,253,300 | 2013 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
TDUP
THREDUP INC
|
Consumer Cyclical | 0.66% | 0.21% |
#45
44
Prev: #89
|
3.3 |
—
|
916,000 | 170.1% |
P
S
|
1,454,500 | $4,770,760 | 2025 Q4 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
LUXE
LUXEXPERIENCE B...
|
ETF | 0.65% | 0.27% |
#46
38
Prev: #84
|
2.3 |
—
|
78,000 | 15.2% |
P
S
|
590,000 | $4,720,000 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
VST
VISTRA CORP
|
Utilities | 0.60% | — |
#47
Prev: #—
|
3.7 |
—
|
29,000 | — |
NEW
|
29,000 | $4,359,570 | 2018 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
XMTR
XOMETRY INC
|
Industrials | 0.58% | 0.47% |
#48
19
Prev: #67
|
0.7 |
—
|
-24,800 | -19.5% |
P
S
|
102,650 | $4,192,226 | 2025 Q2 | 13F Filing | 2026-03-31 | 2026-05-05 | |||
|
N/A
CALL
GENEDX HOLDINGS...
|
|
CALL Option | 0.44% | — |
#49
Prev: #—
|
3.7 |
—
|
500 | — |
NEW
|
500 | $3,211,000 | — | 13F Filing | 2026-03-31 | 2026-05-05 | ||
|
ALNT
ALLIENT INC
|
Technology | 0.38% | — |
#50
Prev: #—
|
3.7 |
—
|
47,000 | — |
NEW
|
47,000 | $2,777,230 | 2026 Q1 | 13F Filing | 2026-03-31 | 2026-05-05 |
Showing 1-50 of 120 holdings