13F GuideFiling Basics
What is SEC Form 13F? Ultimate Guide to Institutional Equity Filings
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
AlphaSMO Research GuideRead Guide
CIK: 0001418427
Total reported value
$5.5B
$5.5B
126 檔
23.0%
As reported in its official Q2 2026 Form 13F filing, Robeco Schweiz AG's tracked investment portfolio stood at $5.5B with 126 total positions.
In Q2 2026, Robeco Schweiz AG displayed an active expansion posture, initiating 9 new positions and adding to 64 existing holdings, outstripping position reductions.
In terms of portfolio concentration, the top 5 core holdings (including ARM, MRVL, NVT) accounted for 23.0% of total reported equity market value during Q2 2026.
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | ARM | Arm Holdings Plc-adr | Stock-Tech | 4.71% | -0.65% | -17.87% | |
| 2 | MRVL | Marvell Technology Inc | Stock-Tech | 4.59% | -0.62% | -20.09% | |
| 3 | NVT | nVent Electric plc | Stock-Industrials | 3.94% | +0.10% | +1.80% | |
| 4 | PWR | Quanta Services Inc | Stock-Industrials | 3.77% | +0.01% | +0.96% | |
| 5 | VRT | Vertiv Holdings Co-a | Stock-Industrials | 3.43% | -0.53% | -11.77% | |
| 6 | ADI | Analog Devices Inc | Stock-Tech | 3.36% | +0.21% | +33.90% | |
| 7 | RRX | Regal Rexnord CORP | Stock-Industrials | 2.70% | -0.80% | +23.16% | |
| 8 | ON | On Semiconductor | Stock-Tech | 2.61% | -0.31% | -12.24% | |
| 9 | LITE | Lumentum Holdings Inc | Stock-Tech | 2.53% | +0.54% | -14.30% | |
| 10 | FSLR | First Solar Inc | Stock-Tech | 2.47% | -0.49% | +0.96% | |
| 11 | GNRC | Generac Holdings Inc | Stock-Industrials | 2.26% | -0.53% | +0.96% | |
| 12 | LSCC | Lattice Semiconductor CORP | Stock-Tech | 2.23% | -0.25% | +0.97% | |
| 13 | A | Agilent Technologies Inc | Stock-Healthcare | 2.15% | +0.74% | -9.84% | |
| 14 | MPWR | Monolithic Power Systems Inc | Stock-Tech | 2.13% | +0.03% | +1.09% | |
| 15 | POWI | Power Integrations Inc | Stock-Tech | 1.80% | -0.60% | +54.04% | |
| 16 | NXT | Nextpower Inc-cl A | Stock-Tech | 1.65% | +0.77% | +0.87% | |
| 17 | ENPH | Enphase Energy Inc | Stock-Tech | 1.63% | -0.45% | +95.97% | |
| 18 | ADSK | Autodesk Inc | Stock-Tech | 1.60% | +0.37% | -0.03% | |
| 19 | XYL | Xylem Inc | Stock-Industrials | 1.54% | -0.18% | +16.59% | |
| 20 | BE | Bloom Energy Corp- A | Stock-Industrials | 1.54% | +0.32% | +21.27% | |
| 21 | TMO | Thermo Fisher Scientific Inc | Stock-Healthcare | 1.54% | +0.17% | +46.07% | |
| 22 | CSL | Carlisle Cos Inc | Stock-Industrials | 1.47% | -0.06% | +0.97% | |
| 23 | ITRI | Itron Inc | Stock-Tech | 1.46% | +0.14% | +10.72% | |
| 24 | MWH | Solv Energy Inc-cl A | Stock-Other | 1.44% | -0.34% | +162.85% | |
| 25 | TTEK | Tetra Tech Inc | Stock-Industrials | 1.44% | -0.06% | +35.50% | |
| 26 | TT | Trane Technologies plc | Stock-Industrials | 1.39% | -0.01% | +0.97% | |
| 27 | VLTO | Veralto CORP | Stock-Industrials | 1.25% | +0.20% | +3.75% | |
| 28 | IEX | Idex CORP | Stock-Industrials | 1.17% | -0.19% | -15.04% | |
| 29 | GLW | Corning Inc | Stock-Tech | 1.16% | -0.65% | +7.95% | |
| 30 | FERG | Ferguson Enterprises Inc | Stock-Industrials | 1.05% | -0.08% | +18.59% | |
| 31 | TER | Teradyne Inc | Stock-Tech | 1.00% | +0.07% | -4.83% | |
| 32 | ECL | Ecolab Inc | Stock-Materials | 0.97% | +0.12% | +16.52% | |
| 33 | DHR | Danaher CORP | Stock-Healthcare | 0.95% | +0.15% | +7.57% | |
| 34 | ✓ | Stock-Other | 0.92% | -0.12% | — | ||
| 35 | WAT | Waters CORP | Stock-Healthcare | 0.92% | +0.10% | +5.05% | |
| 36 | RUN | Sunrun Inc | Stock-Tech | 0.92% | -0.15% | +0.96% | |
| 37 | ONTO | Onto Innovation Inc | Stock-Tech | 0.89% | -0.21% | +28.33% | |
| 38 | EME | Emcor Group Inc | Stock-Industrials | 0.87% | -0.08% | +1.87% | |
| 39 | AIT | Applied Industrial Tech Inc | Stock-Industrials | 0.82% | -0.15% | -2.90% | |
| 40 | WM | Waste Management Inc | Stock-Industrials | 0.79% | -0.16% | +29.06% | |
| 41 | PCOR | Procore Technologies Inc | Stock-Tech | 0.77% | +0.32% | +0.96% | |
| 42 | VIAV | Viavi Solutions Inc | Stock-Tech | 0.69% | -0.12% | +35.76% | |
| 43 | WMS | Advanced Drainage Systems In | Stock-Industrials | 0.68% | -0.06% | -11.89% | |
| 44 | SQM | Quimica Y Minera Chil-sp Adr | Stock-Other | 0.66% | -0.08% | -9.79% | |
| 45 | STM | Stmicroelectronics Nv-ny Shs | Stock-Tech | 0.65% | -0.16% | +1.98% | |
| 46 | J | Jacobs Solutions Inc | Stock-Industrials | 0.61% | -0.03% | +0.08% | |
| 47 | APG | Api Group CORP | Stock-Industrials | 0.61% | +0.11% | -14.89% | |
| 48 | SPXC | Spx Technologies Inc | Stock-Industrials | 0.60% | -0.05% | +113.11% | |
| 49 | TXN | Texas Instruments Inc | Stock-Tech | 0.58% | -0.09% | -1.49% | |
| 50 | LIN | Linde plc | Stock-Materials | 0.57% | +0.10% | +57.60% |
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | MRVL | Marvell Technology Inc | +2.1% | -20.09% | Trim |
| 2 | ARM | Arm Holdings Plc-adr | +1.5% | -17.87% | Trim |
| 3 | ✓ | +0.9% | NEW | New buy | |
| 4 | POWI | Power Integrations Inc | +0.9% | +54.04% | Add |
| 5 | MWH | Solv Energy Inc-cl A | +0.8% | +162.85% | Add |
| 6 | ENPH | Enphase Energy Inc | +0.8% | +95.97% | Add |
| 7 | BE | Bloom Energy Corp- A | +0.8% | +21.27% | Add |
| 8 | ADI | Analog Devices Inc | +0.7% | +33.90% | Add |
| 9 | TKR | Timken Co | +0.6% | NEW | New buy |
| 10 | LSCC | Lattice Semiconductor CORP | +0.5% | +0.97% | Add |
| 11 | RRX | Regal Rexnord CORP | +0.4% | +23.16% | Add |
| 12 | GLW | Corning Inc | +0.4% | +7.95% | Add |
| 13 | ONTO | Onto Innovation Inc | +0.4% | +28.33% | Add |
| 14 | NVT | nVent Electric plc | +0.4% | +1.80% | Add |
| 15 | ✓ | +0.4% | NEW | New buy | |
| 16 | TEX | Terex CORP | +0.4% | NEW | New buy |
| 17 | SPXC | Spx Technologies Inc | +0.3% | +113.11% | Add |
| 18 | GNRC | Generac Holdings Inc | +0.3% | +0.96% | Add |
| 19 | VECO | Veeco Instruments Inc | +0.3% | NEW | New buy |
| 20 | STM | Stmicroelectronics Nv-ny Shs | +0.3% | +1.98% | Add |
| 21 | MKSI | Mks Inc | +0.2% | +42.53% | Add |
| 22 | VIAV | Viavi Solutions Inc | +0.2% | +35.76% | Add |
| 23 | TMO | Thermo Fisher Scientific Inc | +0.2% | +46.07% | Add |
| 24 | WCC | Wesco International Inc | +0.2% | +86.86% | Add |
| 25 | ✓ | +0.2% | NEW | New buy | |
| 26 | TER | Teradyne Inc | +0.2% | -4.83% | Trim |
| 27 | WTS | Watts Water Technologies-a | +0.1% | +35.03% | Add |
| 28 | NOVT | Novanta Inc | +0.1% | NEW | New buy |
| 29 | AZZ | Azz Inc | +0.1% | +92.71% | Add |
| 30 | LIN | Linde plc | +0.1% | +57.60% | Add |
| 31 | CDNS | Cadence Design Sys Inc | +0.1% | +46.48% | Add |
| 32 | OC | Owens Corning | +0.1% | +192.68% | Add |
| 33 | TXN | Texas Instruments Inc | +0.1% | -1.49% | Trim |
| 34 | HBM | Hudbay Minerals Inc | +0.1% | +35.74% | Add |
| 35 | NXPI | NXP Semiconductors N.V. | +0.1% | +1.98% | Add |
| 36 | QCOM | Qualcomm Inc | +0.1% | +1.98% | Add |
| 37 | SSD | Simpson Manufacturing Co Inc | +0.1% | +44.32% | Add |
| 38 | ON | On Semiconductor | 0% | -12.24% | Trim |
| 39 | AMD | Advanced Micro Devices | 0% | -34.88% | Trim |
| 40 | AMBA | Ambarella, Inc. | 0% | +2.00% | Add |
| 41 | FBIN | Fortune Brands Innovations I | 0% | -2.47% | Trim |
| 42 | MIR | Mirion Technologies Inc | 0% | +84.35% | Add |
| 43 | CLS | Celestica Inc | 0% | NEW | New buy |
| 44 | PWR | Quanta Services Inc | 0% | +0.96% | Add |
| 45 | CMC | Commercial Metals Co | 0% | +39.21% | Add |
| 46 | CSCO | Cisco Systems Inc | 0% | — | Unchanged |
| 47 | EW | Edwards Lifesciences CORP | 0% | NEW | New buy |
| 48 | ZBRA | Zebra Technologies Corp-cl A | 0% | +256.51% | Add |
| 49 | WAT | Waters CORP | 0% | +5.05% | Add |
| 50 | KEYS | Keysight Technologies In | 0% | +9.17% | Add |
According to official SEC Form 13F filings, Robeco Schweiz AG reported a total U.S. public equity portfolio value of $5.5B across 126 disclosed positions in Q2 2026.
During Q2 2026, Robeco Schweiz AG's top holdings by market value included ARM (4.7%)、MRVL (4.6%)、NVT (3.9%). The largest single position, ARM, represented 4.7% of total portfolio value.
Expert Analysis & Guides for Tracking Wall Street Smart Money Movements
Learn how SEC Form 13F filings work, the $100M threshold, 45-day reporting lag, and how to track top hedge fund holdings.
Top New Position Initiated
市值: $57.6M
Top Position Liquidated / Trimmed
BEPC
前期市值: $53.5M
In Q2 2026, Robeco Schweiz AG made 124 total portfolio adjustments, initiating 9 new buys, adding to 64 positions, trimming 42 holdings, and fully liquidating 9 stocks.
All holding records on this page are fetched directly from the U.S. Securities and Exchange Commission (SEC) EDGAR system (Form 13F-HR). AlphaSMO parses CUSIP identifiers and formats data into Schema.org-compliant datasets.
Understand SEC Form 4 insider disclosures for corporate officers, directors, and 10% owners to track executive transactions.
Understand Rule 144 restricted stock sale notices to spot planned insider liquidations before market sell pressure arrives.
Explore the 5% beneficial ownership threshold, 13D vs 13G filing differences, and recent SEC accelerated deadline rules.
Best practices for analyzing 13F quarterly changes without getting misled by stock splits, options, or market valuation drift.
Learn how AlphaSMO's flagship signal detects high-conviction stocks where 13F hedge funds and corporate insiders buy at the same time.