Zweig-DiMenna Associates LLC
Sector Allocation
- Technology67.4%$743.3M
- Healthcare9.1%$99.8M
- Consumer Discretionary7.0%$76.6M
- Financials6.9%$76.4M
- Industrials4.9%$54.2M
- Energy1.8%$20.1M
- Communication Services1.8%$19.6M
- Utilities0.6%$6.8M
- Consumer Staples0.5%$5.1M
- Materials0.0%$261,490
AUM History
13fpro.ai/research/fund/zweig-dimenna-associates-llc-1533950
Conviction and streaks
Diversifying · top 10 = 39.3%From the fund's last 12 quarters of 13F filings: positions held longest at size, and names it added to or trimmed several quarters running.
Largest positions — Q2 2026
SNDK
$74.1MAMZN
$54.0MMU
$47.8MWGS
$39.3MAMAT
$39.1MLRCX
$38.6MAMD
$36.7MCOHR
$36.4MAPP
$35.4MLITE
$31.4MTSM
$30.9MNVDA
$29.3MV
$26.5MAVGO
$26.4MRVMD
$22.5MNXPI
$22.3MNTRA
$22.3MPL
$21.9MVRT
$21.3MTER
$18.4M
Top 20 stock positions. Options are left out: 13F reports them at the underlying's value.
13fpro.ai/research/fund/zweig-dimenna-associates-llc-1533950
Zweig-DiMenna Associates LLC 13F holdings — Q2 2026
$1.1B portfolio (+52.6% QoQ) · 70 holdings · Q2 2026 13F · top 10 are 39% of the stock portfolio
$74.1M
6.7% of stocks
+31%This quarter—Since Q-end—HeldAIQuality87.6#2Est. buy—$54.0M
4.9% of stocks
-37%This quarter—Since Q-end—HeldAIQuality67.5#361Est. buy—$47.8M
4.3% of stocks
-9%This quarter—Since Q-end—HeldAIQuality89.7#1Est. buy—$39.3M
3.6% of stocks
-17%This quarter—Since Q-end—HeldAIQuality35.6#2,288Est. buy—$39.1M
3.5% of stocks
-17%This quarter—Since Q-end—HeldAIQuality71.6#175Est. buy—$38.6M
3.5% of stocks
-8%This quarter—Since Q-end—Held$36.7M
3.3% of stocks
+82%This quarter—Since Q-end—Held$36.4M
3.3% of stocks
-21%This quarter—Since Q-end—Held$35.4M
3.2% of stocks
-15%This quarter—Since Q-end—Held$31.4M
2.9% of stocks
-10%This quarter—Since Q-end—Held
| # | Company | Value | Weight | This quarter | Since Q-end | Held | AI quality | Est. buy | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | $74.1M | 6.7% | +31% | — | — | 87.6#2 | — | ||
| 2 | $54.0M | 4.9% | -37% | — | — | 67.5#361 | — | ||
| 3 | $47.8M | 4.3% | -9% | — | — | 89.7#1 | — | ||
| 4 | $39.3M | 3.6% | -17% | — | — | 35.6#2,288 | — | ||
| 5 | $39.1M | 3.5% | -17% | — | — | 71.6#175 | — | ||
| 6 | $38.6M | 3.5% | -8% | — | — | AI quality score is Pro: unlock with a free trial | — | ||
| 7 | $36.7M | 3.3% | +82% | — | — | AI quality score is Pro: unlock with a free trial | — | ||
| 8 | $36.4M | 3.3% | -21% | — | — | AI quality score is Pro: unlock with a free trial | — | ||
| 9 | $35.4M | 3.2% | -15% | — | — | AI quality score is Pro: unlock with a free trial | — | ||
| 10 | $31.4M | 2.9% | -10% | — | — | AI quality score is Pro: unlock with a free trial | — |
All holdings — Zweig-DiMenna Associates LLC (Q2 2026)
70 disclosed positions from the Form 13F-HR on SEC EDGAR, with quarter-over-quarter share changes. Largest by value first; the ten above are not repeated.
| # | Company | Held | Source | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 11 | TAIWAN SEMICONDUCTOR MANUFACTURING CO LTDadr | Technology | $30.9M | 2.8% | 65K | -16% | — | — | 13F | |
| 12 | NVIDIA CORP | Technology | $29.3M | 2.7% | 147K | +12% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 13 | VISA INC. | Financials | $26.5M | 2.4% | 77K | +16% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 14 | Broadcom Inc. | Technology | $26.4M | 2.4% | 70K | +0.3% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 15 | Revolution Medicines, Inc. | Healthcare | $22.5M | 2.0% | 120K | +1350% | — | — | 13F | |
| 16 | NXP Semiconductors N.V. | Technology | $22.3M | 2.0% | 79K | +96% | — | — | 13F | |
| 17 | Natera, Inc. | Healthcare | $22.3M | 2.0% | 82K | +8% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 18 | Planet Labs PBC | Technology | $21.9M | 2.0% | 660K | New | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 19 | Vertiv Holdings Co | Technology | $21.3M | 1.9% | 64K | -20% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 20 | TERADYNE, INC | Technology | $18.4M | 1.7% | 38K | — | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 21 | Bloom Energy Corp | Technology | $17.4M | 1.6% | 58K | -8% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 22 | Seagate Technology Holdings plc | Technology | $17.2M | 1.6% | 18K | — | — | — | 13F | |
| 23 | Dell Technologies Inc. | Technology | $16.2M | 1.5% | 38K | New | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 24 | TERAWULF INC. | Financials | $15.8M | 1.4% | 638K | -4% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 25 | CrowdStrike Holdings, Inc. | Technology | $15.7M | 1.4% | 21K | -56% | — | AI quality score is Pro: unlock with a free trial | 13F | |
| 26 | $COF | CAPITAL ONE FINANCIAL CORP | Financials | $15.0M | 1.4% | 75K | New | |||
| 27 | $META | Meta Platforms, Inc. | Technology | $14.9M | 1.4% | 27K | -27% | |||
| 28 | $GOOGL | Alphabet Inc. | Technology | $14.8M | 1.3% | 41K | -20% | |||
| 29 | $ADI | ANALOG DEVICES INC | Technology | $14.4M | 1.3% | 36K | New | |||
| 30 | $MRVL | Marvell Technology, Inc. | Technology | $14.4M | 1.3% | 48K | New | |||
| 31 | $PWR | QUANTA SERVICES, INC. | Industrials | $14.3M | 1.3% | 20K | +28% | |||
| 32 | $SEI | Solaris Energy Infrastructure, Inc. | Energy | $13.9M | 1.3% | 173K | +263% | |||
| 33 | $INTC | INTEL CORP | Technology | $13.7M | 1.3% | 98K | New | |||
| 34 | $DAL | DELTA AIR LINES, INC. | Industrials | $12.5M | 1.1% | 134K | -37% | |||
| 35 | $SPOT | Spotify Technology S.A. | Communication Services | $12.4M | 1.1% | 27K | -1% | |||
| 36 | $ONTO | ONTO INNOVATION INC. | Technology | $12.3M | 1.1% | 33K | New | |||
| 37 | $MCHP | MICROCHIP TECHNOLOGY INC | Technology | $11.5M | 1.0% | 126K | -15% | |||
| 38 | $CDNA | CareDx, Inc. | Healthcare | $11.1M | 1.0% | 389K | -0.4% | |||
| 39 | $MSFT | MICROSOFT CORP | Technology | $10.9M | 1.0% | 29K | +5% | |||
| 40 | $AAOI | APPLIED OPTOELECTRONICS, INC. | Technology | $10.6M | 1.0% | 72K | -10% | |||
| 41 | $ANET | Arista Networks, Inc. | Technology | $10.6M | 1.0% | 62K | -21% | |||
| 42 | $PRCH | Porch Group, Inc. | Technology | $10.4M | 0.9% | 694K | -17% | |||
| 43 | $QXO | QXO, Inc. | Consumer Discretionary | $10.3M | 0.9% | 599K | +3% | |||
| 44 | $XMTR | Xometry, Inc. | Industrials | $9.9M | 0.9% | 103K | — | |||
| 45 | $SPNT | SiriusPoint Ltd | Financials | $9.5M | 0.9% | 397K | — | |||
| 46 | $TDUP | ThredUp Inc. | Consumer Discretionary | $7.9M | 0.7% | 1.15M | -21% | |||
| 47 | $EMBJ | EMBRAER S.A. | Industrials | $7.8M | 0.7% | 122K | — | |||
| 48 | $FN | Fabrinet | Technology | $7.3M | 0.7% | 13K | — | |||
| 49 | $NFLX | NETFLIX INC | Communication Services | $7.2M | 0.7% | 101K | — | |||
| 50 | $KTOS | KRATOS DEFENSE & SECURITY SOLUTIONS, INC. | Industrials | $7.1M | 0.7% | 143K | -8% | |||
| 51 | $HUT | Hut 8 Corp. | Financials | $7.0M | 0.6% | 61K | -58% | |||
| 52 | $TLN | Talen Energy Corp | Utilities | $6.8M | 0.6% | 18K | New | |||
| 53 | $FPS | Forgent Power Solutions, Inc. | Technology | $6.1M | 0.6% | 109K | New | |||
| 54 | $RYTM | RHYTHM PHARMACEUTICALS, INC. | Healthcare | $4.7M | 0.4% | 42K | New | |||
| 55 | $LUXE | LuxExperience B.V. | Consumer Discretionary | $4.4M | 0.4% | 590K | — | |||
| 56 | $SNOW | Snowflake Inc. | Technology | $3.7M | 0.3% | 15K | -63% | |||
| 57 | $BORR | Borr Drilling Ltd | Energy | $3.6M | 0.3% | 877K | New | |||
| 58 | $QNT | Quantinuum Inc. | Technology | $3.4M | 0.3% | 41K | New | |||
| 59 | $AI | C3.ai, Inc. | Technology | $3.3M | 0.3% | 362K | +14% | |||
| 60 | $TBBB | BBB FOODS INC | Consumer Staples | $2.7M | 0.2% | 64K | New | |||
| 61 | $TBN | Tamboran Resources Corp | Energy | $2.6M | 0.2% | 81K | New | |||
| 62 | $ONB | OLD NATIONAL BANCORP /IN/ | Financials | $2.6M | 0.2% | 100K | — | |||
| 63 | $AADX | Applied Aerospace & Defense, Inc. | Industrials | $2.5M | 0.2% | 111K | New | |||
| 64 | $GIS | GENERAL MILLS INC | Consumer Staples | $2.5M | 0.2% | 71K | New | |||
| 65 | $VIAV | VIAVI SOLUTIONS INC. | Technology | $1.9M | 0.2% | 39K | New | |||
| 66 | $QBTS | D-Wave Quantum Inc. | Technology | $1.3M | 0.1% | 55K | New | |||
| 67 | $DDOG | Datadog, Inc. | Technology | $1.2M | 0.1% | 4,500 | New | |||
| 68 | $DPC | DPC Holdings PLC | Materials | $261K | 0.0% | 5,330 | New | |||
| 69 | $DUOL | Duolingo, Inc. | Technology | $173K | 0.0% | 1,500 | New | |||
| 70 | $STEM | STEM, INC. | Technology | $65K | 0.0% | 8,302 | — |
What changed in Q2 2026
Against the previous quarter's 13F: 21 new, 13 added to, 26 trimmed, 12 sold out. Share-count changes; largest moves by dollar size first.
New positions (21)
first bought this quarter
$DELLDell Technologies Inc.$16.2M
first bought this quarter
$COFCAPITAL ONE FINANCIAL CORP$15.0M
first bought this quarter
$ADIANALOG DEVICES INC$14.4M
first bought this quarter
$MRVLMarvell Technology, Inc.$14.4M
first bought this quarter
$INTCINTEL CORP$13.7M
first bought this quarter
+15 more in the Excel export
Added to (13)
now $22.5M
now $74.1M
now $36.7M
now $22.3M
$SEISolaris Energy Infrastructure, Inc.+263%
now $13.9M
now $26.5M
+7 more in the Excel export
Holdings by quarter
Every 13F Zweig-DiMenna Associates LLC has filed, 41 earlier quarters. Pick one to see what it held then.
Portfolio Overview
Zweig-DiMenna Associates LLC disclosed 70 positions worth $1.1B in its Form 13F-HR for Q2 2026, led by $SNDK (Sandisk Corp) at 6.7% of the equity portfolio, followed by $AMZN and $MU. During the quarter the fund opened 21 new positions and exited 12 — including a new stake in $PL. The portfolio is most concentrated in Technology (67.4% of disclosed assets). All figures are sourced directly from Zweig-DiMenna Associates LLC’s Form 13F-HR filing with the SEC under CIK 1533950.
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