Fund detail
Parnassus Investments
large-active, lo, esg
Quarters
52
2023-12-31
$45.03B
Positions
130
2026-03-31
2025-12-31
2025-09-30
2025-06-30
2025-03-31
2024-12-31
2024-09-30
2024-06-30
2024-03-31
2023-12-31
2023-09-30
2023-06-30
2023-03-31
2022-12-31
2022-09-30
2022-06-30
2022-03-31
2021-12-31
2021-09-30
2021-06-30
2021-03-31
2020-12-31
2020-09-30
2020-06-30
2020-03-31
2019-12-31
2019-09-30
2019-06-30
2019-03-31
2018-12-31
2018-09-30
2018-06-30
2018-03-31
2017-12-31
2017-09-30
2017-06-30
2017-03-31
2016-12-31
2016-09-30
2016-06-30
2016-03-31
2015-12-31
2015-09-30
2015-06-30
2015-03-31
2014-12-31
2014-09-30
2014-06-30
2014-03-31
2013-12-31
2013-09-30
2013-06-30
Price is the latest implied close from the selected quarter's 13F (value ÷ shares). Est. Cost is a running average that assumes each quarter's trades cleared near the midpoint of consecutive 13F closes (or yfinance VWAP when available). Most accurate for slow accumulators, least accurate for activists who build positions in a few days.
| # | Issuer | Value ↓ | Weight | Shares | Share Δ | Share Δ % | Prev Weight | First Held | Price | Est. Cost | Unrealized % | Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | AVANTOR INC AVTR | $158.4M | 0.35% | 6,938,004 | +0 | +0.00% | 0.36% | 2021-03-31 | $23 | ~$30 | -24.02% | |
| 2 | MICRON TECHNOLOGY INC MU | $153.3M | 0.34% | 1,796,456 | +0 | +0.00% | 0.30% | 2015-12-31 | $85 | ~$47 | +80.47% | |
| 3 | GLOBAL PMTS INC GPN | $143.4M | 0.32% | 1,128,745 | +0 | +0.00% | 0.32% | 2021-12-31 | $127 | ~$135 | -6.09% | |
| 4 | POOL CORP POOL | $130.7M | 0.29% | 327,777 | +0 | +0.00% | 0.29% | 2020-06-30 | $399 | ~$315 | +26.49% | |
| 5 | SIMON PPTY GROUP INC NEW SPG | $130.3M | 0.29% | 913,815 | +0 | +0.00% | 0.24% | 2021-06-30 | $143 | ~$130 | +9.32% | |
| 6 | ANSYS INC AKX | $118.2M | 0.26% | 325,674 | +0 | +0.00% | 0.24% | 2020-06-30 | $363 | ~$287 | +26.50% | |
| 7 | COMCAST CORP NEW CMCSA | $116.4M | 0.26% | 2,655,530 | +0 | +0.00% | 0.29% | 2019-12-31 | $44 | ~$43 | +1.29% | |
| 8 | CUMMINS INC CMI | $109.1M | 0.24% | 455,464 | +0 | +0.00% | 0.25% | 2015-09-30 | $240 | ~$194 | +23.45% | |
| 9 | UNION PAC CORP UNP | $107.2M | 0.24% | 436,475 | +0 | +0.00% | 0.22% | 2021-12-31 | $246 | ~$259 | -5.19% | |
| 10 | REPLIGEN CORP RGEN | $98.9M | 0.22% | 550,124 | +0 | +0.00% | 0.21% | 2023-09-30 | $180 | ~$159 | +13.07% | |
| 11 | CITIGROUP INC C | $98.9M | 0.22% | 1,922,087 | +0 | +0.00% | 0.19% | 2022-12-31 | $51 | ~$45 | +13.28% | |
| 12 | PENTAIR PLC | $96.0M | 0.21% | 1,320,981 | +0 | +0.00% | 0.21% | 2014-06-30 | $73 | ~$56 | +29.00% | |
| 13 | BIOGEN INC BIIB | $93.3M | 0.21% | 360,742 | +0 | +0.00% | 0.23% | 2018-06-30 | $259 | ~$286 | -9.49% | |
| 14 | BAXTER INTL INC BAX | $85.9M | 0.19% | 2,222,045 | +0 | +0.00% | 0.21% | 2023-03-31 | $39 | ~$41 | -4.84% | |
| 15 | FEDEX CORP FDX | $76.2M | 0.17% | 301,210 | +0 | +0.00% | 0.20% | 2013-06-30 | $253 | ~$161 | +57.47% | |
| 16 | CISCO SYS INC CSCO | $66.9M | 0.15% | 1,324,420 | +0 | +0.00% | 0.17% | 2013-06-30 | $51 | ~$41 | +24.62% | |
| 17 | GUIDEWIRE SOFTWARE INC GWRE | $40.4M | 0.09% | 370,362 | +0 | +0.00% | 0.08% | 2019-09-30 | $109 | ~$91 | +19.89% | |
| 18 | COSTAR GROUP INC CSGP | $30.4M | 0.07% | 348,207 | +0 | +0.00% | 0.07% | 2020-06-30 | $87 | ~$79 | +9.96% | |
| 19 | IDEXX LABS INC IDXX | $27.2M | 0.06% | 48,983 | +0 | +0.00% | 0.05% | 2020-03-31 | $555 | ~$242 | +129.13% | |
| 20 | MORNINGSTAR INC MORN | $27.1M | 0.06% | 94,728 | +0 | +0.00% | 0.05% | 2019-12-31 | $286 | ~$170 | +68.69% | |
| 21 | CINTAS CORP CTAS | $25.9M | 0.06% | 42,986 | +0 | +0.00% | 0.05% | 2022-03-31 | $603 | ~$443 | +36.19% | |
| 22 | MERCADOLIBRE INC MELI | $22.7M | 0.05% | 14,467 | +0 | +0.00% | 0.04% | 2021-12-31 | $1,572 | ~$1,019 | +54.19% | |
| 23 | TRANE TECHNOLOGIES PLC | $21.9M | 0.05% | 89,740 | +0 | +0.00% | 0.04% | 2023-09-30 | $244 | ~$203 | +20.20% | |
| 24 | TERADYNE INC TER | $18.1M | 0.04% | 167,112 | +0 | +0.00% | 0.04% | 2021-12-31 | $109 | ~$105 | +3.71% | |
| 25 | COPART INC CPRT | $16.4M | 0.04% | 335,701 | +0 | +0.00% | 0.04% | 2023-09-30 | $49 | ~$43 | +13.72% | |
| 26 | CADENCE DESIGN SYSTEM INC CDNS | $14.8M | 0.03% | 54,507 | +0 | +0.00% | 0.03% | 2018-06-30 | $272 | ~$50 | +445.26% | |
| 27 | ALNYLAM PHARMACEUTICALS INC ALNY | $7.4M | 0.02% | 38,748 | +0 | +0.00% | 0.02% | 2020-12-31 | $191 | ~$149 | +28.19% | |
| 28 | LPL FINL HLDGS INC LPLA | $7.2M | 0.02% | 31,644 | +0 | +0.00% | 0.02% | 2023-09-30 | $228 | ~$238 | -4.22% |