ZA
Zweig-DiMenna Associates LLC
13F filer · CIK 0001533950Reported Aug 13, 2026
Net buyer this quarter
13F portfolio value$1.1BU.S. long equity reported on 13F
Positions7021 new · 8 closed
Net flow last quarter+$59.2MBuys minus sells
Top 10 positions weight39.3%Concentration
Holdings
13F · last 4 quarters freeScroll for earlier quarters
| Company | Value | % of portfolio | % of company | POSITION CHANGE qoq % | First reported |
|---|---|---|---|---|---|
| Q2 2026Reported Aug 13, 202670 positions | |||||
| $74.1M | 6.73% | 0.02% | +31.2% | Q2 2013 | |
| $54M | 4.90% | 0.00% | -37.0% | Q2 2013 | |
| $47.8M | 4.33% | 0.00% | -9.1% | Q3 2013 | |
| $39.3M | 3.56% | 1.92% | -17.0% | Q3 2021 | |
| $39.1M | 3.55% | 0.01% | -17.1% | Q2 2013 | |
| $38.6M | 3.50% | 0.01% | -7.8% | Q2 2014 | |
| $36.7M | 3.33% | 0.00% | +81.9% | Q3 2016 | |
| $36.4M | 3.31% | 0.05% | -20.9% | Q3 2022 | |
| $35.4M | 3.21% | 0.02% | -15.2% | Q4 2024 | |
| $31.4M | 2.85% | 0.04% | -10.3% | Q2 2017 | |
| $30.9M | 2.80% | 0.00% | -16.4% | Q3 2013 | |
| $29.3M | 2.66% | 0.00% | +12.2% | Q2 2014 | |
| $26.5M | 2.40% | 0.00% | +15.7% | Q2 2013 | |
| $26.4M | 2.39% | 0.00% | +0.3% | Q2 2016 | |
| $22.5M | 2.04% | 0.06% | +1350.5% | Q4 2025 | |
| $22.3M | 2.02% | 0.03% | +96.2% | Q2 2014 | |
| $22.3M | 2.02% | 0.06% | +7.5% | Q2 2024 | |
| $21.9M | 1.98% | 0.25% | New | Q2 2026 | |
| $21.3M | 1.93% | 0.02% | -20.2% | Q1 2024 | |
| $18.4M | 1.67% | 0.02% | Not reported | Q3 2017 | |
| $17.4M | 1.58% | 0.02% | -8.0% | Q1 2026 | |
| $17.2M | 1.56% | 0.01% | Not reported | Q2 2013 | |
| $16.2M | 1.47% | 0.01% | Not reported | Q2 2013 | |
| $15.8M | 1.43% | 0.13% | -4.5% | Q3 2024 | |
| $15.7M | 1.42% | 0.01% | -55.9% | Q2 2019 | |
| $15M | 1.37% | 0.01% | Not reported | Q2 2014 | |
| $14.9M | 1.36% | Not reported | -27.0% | Q2 2013 | |
| $14.8M | 1.34% | 0.00% | -19.8% | Q4 2015 | |
| $14.4M | 1.31% | 0.01% | Not reported | Q4 2019 | |
| $14.4M | 1.30% | 0.01% | Not reported | Q2 2013 | |
| $14.3M | 1.30% | 0.01% | +27.7% | Q2 2013 | |
| $13.9M | 1.26% | Not reported | +263.5% | Q1 2026 | |
| $13.7M | 1.25% | 0.00% | Not reported | Q2 2014 | |
| $12.5M | 1.14% | 0.02% | -36.9% | Q2 2013 | |
| $12.4M | 1.13% | 0.01% | -1.4% | Q3 2018 | |
| $12.3M | 1.12% | 0.07% | Not reported | Q1 2024 | |
| $11.5M | 1.04% | 0.02% | -14.5% | Q4 2016 | |
| $11.1M | 1.01% | 0.76% | -0.4% | Q2 2020 | |
| $10.9M | 0.99% | 0.00% | +4.9% | Q3 2014 | |
| $10.6M | 0.97% | 0.09% | -10.3% | Q1 2014 | |
| $10.6M | 0.96% | 0.00% | -20.6% | Q2 2017 | |
| $10.4M | 0.95% | 0.54% | -17.4% | Q1 2025 | |
| $10.3M | 0.94% | 0.08% | +2.8% | Q2 2025 | |
| $9.91M | 0.90% | 0.22% | Not reported | Q2 2025 | |
| $9.54M | 0.87% | 0.34% | Not reported | Q1 2025 | |
| $7.9M | 0.72% | 0.88% | -20.7% | Q4 2025 | |
| $7.79M | 0.71% | 0.02% | Not reported | Q2 2024 | |
| $7.25M | 0.66% | 0.04% | Not reported | Q1 2026 | |
| $7.21M | 0.65% | 0.00% | Not reported | Q4 2013 | |
| $7.13M | 0.65% | 0.08% | -7.7% | Q2 2025 | |
| Q1 2026Reported May 5, 202657 positions | |||||
| $74.9M | 10.37% | 0.00% | -2.2% | Q2 2013 | |
| $44.3M | 6.13% | 2.32% | +15.3% | Q3 2021 | |
| $32.2M | 4.46% | 0.02% | -32.5% | Q4 2024 | |
| $28.6M | 3.97% | 0.06% | -69.0% | Q2 2017 | |
| $27.8M | 3.85% | 0.06% | +51.8% | Q3 2022 | |
| $26.2M | 3.62% | 0.00% | -59.5% | Q3 2013 | |
| $22.8M | 3.15% | 0.00% | -25.9% | Q2 2014 | |
| $22.3M | 3.09% | 0.01% | Not reported | Q2 2013 | |
| $21.5M | 2.98% | 0.00% | -67.2% | Q2 2016 | |
| $20.8M | 2.88% | Not reported | +19.9% | Q2 2013 | |
| $20.6M | 2.85% | 0.01% | +47.6% | Q2 2014 | |
| $20.2M | 2.79% | 0.00% | +20.4% | Q2 2013 | |
| $19.9M | 2.76% | 0.02% | -21.7% | Q1 2024 | |
| $18.2M | 2.51% | 0.02% | Not reported | Q2 2019 | |
| $15.8M | 2.19% | 0.02% | -62.6% | Q2 2013 | |
| $15.4M | 2.13% | 0.00% | +72.3% | Q3 2013 | |
| $15.2M | 2.11% | 0.05% | -43.4% | Q2 2024 | |
| $14.9M | 2.06% | 0.00% | -1.2% | Q4 2015 | |
| $14.1M | 1.95% | 0.03% | -22.1% | Q2 2013 | |
| $13.3M | 1.84% | 0.01% | -2.9% | Q3 2018 | |
| $11.3M | 1.57% | 0.08% | Not reported | Q2 2025 | |
| $11.3M | 1.56% | 0.02% | -52.8% | Q3 2017 | |
| $10.9M | 1.51% | 0.08% | -25.8% | Q2 2025 | |
| $10.3M | 1.43% | 0.00% | -41.3% | Q3 2014 | |
| $9.71M | 1.34% | 0.00% | -41.0% | Q4 2013 | |
| $9.64M | 1.33% | 0.01% | +248.9% | Q2 2017 | |
| $9.64M | 1.33% | 0.16% | -64.3% | Q3 2024 | |
| $9.5M | 1.32% | 0.03% | +21.0% | Q4 2016 | |
| $8.56M | 1.19% | 0.34% | -19.2% | Q1 2025 | |
| $8.54M | 1.18% | 0.01% | -84.3% | Q2 2013 | |
| $8.47M | 1.17% | 0.02% | New | Q1 2026 | |
| $7.96M | 1.10% | 0.02% | -35.3% | Q2 2014 | |
| $7.25M | 1.00% | 0.02% | -37.4% | Q2 2024 | |
| $7.07M | 0.98% | 0.00% | -53.4% | Q3 2016 | |
| $6.99M | 0.97% | 0.01% | -76.2% | Q2 2013 | |
| $6.83M | 0.95% | 0.13% | -78.4% | Q2 2025 | |
| $6.77M | 0.94% | 0.76% | -42.5% | Q2 2020 | |
| $6.77M | 0.94% | 0.10% | +2.0% | Q1 2014 | |
| $6.73M | 0.93% | 0.04% | New | Q1 2026 | |
| $6.02M | 0.83% | 0.67% | -36.8% | Q1 2025 | |
| $5.97M | 0.83% | 0.01% | Not reported | Q4 2021 | |
| $5.74M | 0.79% | 0.01% | -37.1% | Q4 2013 | |
| $5.25M | 0.73% | 0.01% | -49.4% | Q2 2013 | |
| $4.77M | 0.66% | 1.13% | +170.1% | Q4 2025 | |
| $4.72M | 0.65% | 0.43% | +15.2% | Q2 2025 | |
| $4.36M | 0.60% | 0.01% | Not reported | Q2 2018 | |
| $4.19M | 0.58% | 0.22% | -19.5% | Q2 2025 | |
| $2.78M | 0.38% | 0.28% | New | Q1 2026 | |
| $2.69M | 0.37% | 9.11% | Not reported | Q1 2025 | |
| $2.68M | 0.37% | Not reported | New | Q1 2026 | |
| Q4 2025Reported Feb 10, 202693 positions | |||||
| $84.9M | 5.27% | 0.00% | +1.7% | Q2 2013 | |
| $80.8M | 5.02% | 0.04% | +6.0% | Q4 2024 | |
| $77.8M | 4.83% | 2.04% | -0.7% | Q3 2021 | |
| $73.5M | 4.56% | 0.00% | +0.8% | Q2 2016 | |
| $58M | 3.60% | 0.00% | -0.8% | Q3 2013 | |
| $48.5M | 3.01% | 0.18% | +0.5% | Q2 2017 | |
| $41.8M | 2.59% | 0.07% | Not reported | Q2 2013 | |
| $32.9M | 2.04% | 0.00% | +3.4% | Q2 2014 | |
| $30.9M | 1.92% | 0.61% | -4.8% | Q2 2025 | |
| $30.9M | 1.92% | 0.10% | +1.7% | Q2 2024 | |
| $29.7M | 1.84% | 0.09% | Not reported | Q2 2025 | |
| $22.9M | 1.42% | 0.00% | -2.7% | Q3 2014 | |
| $21.5M | 1.33% | 0.45% | -0.6% | Q3 2024 | |
| $20.9M | 1.29% | 0.03% | -1.4% | Q2 2013 | |
| $20.7M | 1.28% | 0.04% | -1.6% | Q2 2013 | |
| $20.1M | 1.25% | 0.00% | +149.8% | Q3 2014 | |
| $20M | 1.24% | Not reported | +43.6% | Q2 2013 | |
| $19.4M | 1.21% | 0.00% | +32.5% | Q2 2013 | |
| $18.9M | 1.17% | 0.04% | +1.3% | Q2 2013 | |
| $16.5M | 1.02% | 0.03% | -1.9% | Q1 2024 | |
| $16.4M | 1.02% | 0.01% | +99.8% | Q3 2018 | |
| $16.4M | 1.02% | 0.00% | +9.0% | Q4 2015 | |
| $16.1M | 1.00% | 0.00% | +35.6% | Q4 2013 | |
| $16M | 0.99% | 0.00% | +2.7% | Q3 2016 | |
| $15.9M | 0.98% | 0.12% | +0.3% | Q2 2025 | |
| $15.8M | 0.98% | 0.05% | Not reported | Q2 2013 | |
| $15.6M | 0.97% | 0.05% | +10.0% | Q3 2017 | |
| $14.3M | 0.89% | 0.02% | -6.6% | Q2 2013 | |
| $14.3M | 0.89% | 0.01% | Not reported | Q4 2023 | |
| $14.2M | 0.88% | 0.05% | Not reported | Q3 2022 | |
| $13.6M | 0.84% | 0.02% | +48.9% | Q2 2014 | |
| $13.2M | 0.82% | 0.06% | Not reported | Q3 2018 | |
| $13.2M | 0.82% | 0.07% | -2.0% | Q4 2024 | |
| $12.9M | 0.80% | 0.01% | -12.2% | Q3 2013 | |
| $12.8M | 0.79% | 1.33% | +18.1% | Q2 2020 | |
| $12.6M | 0.78% | 0.03% | -0.6% | Q2 2024 | |
| $12.5M | 0.78% | 0.03% | -9.4% | Q2 2013 | |
| $12.1M | 0.75% | 1.07% | +36.9% | Q1 2025 | |
| $11.9M | 0.74% | 0.04% | Not reported | Q2 2013 | |
| $11.4M | 0.71% | 0.29% | -2.7% | Q3 2025 | |
| $11.2M | 0.69% | 0.01% | +6.8% | Q2 2014 | |
| $11.1M | 0.69% | 0.01% | Not reported | Q3 2025 | |
| $10.8M | 0.67% | 0.01% | Not reported | Q4 2013 | |
| $10.8M | 0.67% | 0.17% | -31.9% | Q2 2024 | |
| $10.8M | 0.67% | 0.42% | Not reported | Q1 2025 | |
| $10.4M | 0.64% | Not reported | -13.6% | Q3 2025 | |
| $10.1M | 0.62% | 0.06% | New | Q4 2025 | |
| $9.9M | 0.61% | 0.03% | Not reported | Q4 2023 | |
| $9.87M | 0.61% | 0.00% | Not reported | Q2 2013 | |
| $9.61M | 0.60% | 0.01% | Not reported | Q4 2019 | |
| Q3 2025Reported Nov 7, 202590 positions | |||||
| $81.3M | 5.69% | 0.03% | -5.4% | Q4 2024 | |
| $79.4M | 5.55% | 0.00% | +1.8% | Q2 2013 | |
| $69.5M | 4.86% | 0.00% | +2.6% | Q2 2016 | |
| $64.9M | 4.54% | 2.08% | +2.8% | Q3 2021 | |
| $53.8M | 3.76% | 0.00% | -4.6% | Q3 2013 | |
| $41M | 2.87% | 0.07% | -0.9% | Q2 2013 | |
| $31.8M | 2.23% | 0.00% | +9.9% | Q2 2014 | |
| $25.3M | 1.77% | 0.00% | +27.3% | Q3 2014 | |
| $24.7M | 1.73% | 0.09% | Not reported | Q2 2025 | |
| $24.6M | 1.72% | 0.67% | +256.5% | Q2 2025 | |
| $21.5M | 1.51% | 0.43% | +1.5% | Q3 2024 | |
| $21.3M | 1.49% | 0.10% | +6.8% | Q2 2024 | |
| $21.3M | 1.49% | 0.18% | +19.1% | Q2 2017 | |
| $20.9M | 1.46% | 0.03% | -3.9% | Q2 2013 | |
| $19M | 1.33% | 0.12% | +33.6% | Q2 2025 | |
| $18.6M | 1.30% | 0.25% | -11.0% | Q2 2024 | |
| $18M | 1.26% | 0.04% | +8.7% | Q2 2013 | |
| $17.4M | 1.22% | Not reported | New | Q3 2025 | |
| $16.3M | 1.14% | 0.79% | +11.3% | Q1 2025 | |
| $15.6M | 1.09% | 0.03% | +6.8% | Q1 2024 | |
| $15.5M | 1.08% | Not reported | -11.2% | Q2 2013 | |
| $15.3M | 1.07% | 0.12% | +137.2% | Q2 2025 | |
| $15.3M | 1.07% | 0.04% | +9.1% | Q2 2013 | |
| $15.2M | 1.06% | 0.37% | +14.5% | Q2 2019 | |
| $15.1M | 1.06% | 0.00% | +18.8% | Q4 2013 | |
| $15.1M | 1.06% | 0.01% | -0.8% | Q3 2013 | |
| $14.5M | 1.01% | 0.01% | -9.0% | Q4 2023 | |
| $14.3M | 1.00% | 0.00% | -13.1% | Q2 2013 | |
| $13.2M | 0.92% | 0.03% | Not reported | Q4 2023 | |
| $12.5M | 0.87% | 0.04% | -4.0% | Q2 2025 | |
| $11.9M | 0.83% | 0.03% | +15.8% | Q2 2024 | |
| $11.7M | 0.82% | 0.00% | +127.6% | Q3 2016 | |
| $11.7M | 0.82% | 0.01% | -35.1% | Q1 2015 | |
| $11.7M | 0.82% | 0.00% | -18.5% | Q4 2015 | |
| $11.6M | 0.81% | 0.36% | New | Q3 2025 | |
| $11.4M | 0.80% | 0.03% | Not reported | Q2 2013 | |
| $11.4M | 0.80% | 0.07% | +25.3% | Q4 2024 | |
| $10.7M | 0.75% | Not reported | New | Q3 2025 | |
| $10.7M | 0.75% | 0.03% | Not reported | Q2 2013 | |
| $10.5M | 0.73% | 0.01% | New | Q3 2025 | |
| $10.1M | 0.71% | 0.05% | Not reported | Q3 2017 | |
| $9.88M | 0.69% | 0.01% | -19.1% | Q2 2014 | |
| $9.87M | 0.69% | 0.01% | +11.1% | Q3 2018 | |
| $9.8M | 0.69% | 0.00% | Not reported | Q3 2014 | |
| $9.8M | 0.69% | 0.01% | Not reported | Q2 2013 | |
| $9.56M | 0.67% | 0.02% | -9.7% | Q2 2014 | |
| $9.31M | 0.65% | 0.06% | Not reported | Q3 2018 | |
| $9.3M | 0.65% | 0.04% | Not reported | Q2 2013 | |
| $8.89M | 0.62% | 0.42% | +12.1% | Q1 2025 | |
| $8.83M | 0.62% | 0.00% | Not reported | Q2 2013 | |
Premium opens every quarter this fund has filed