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Robeco Schweiz 13F Portfolio

Portfolio Manager
Robeco Schweiz AG
Performance
+39.25% (2026 Q2)
AUM (13F)
$6.23B
# of Holdings
126
Performance Rank
Allocation (Top 20)
52.64%
Latest filing
Q2 2026

Robeco Schweiz AG Holdings Map

Top 50 Robeco Schweiz AG Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
ARM
ARM HOLDINGS PLC
4.71%827.4K$293.4M
-17.87%(-180.04K)
2025-Q2: 731.5K shares2025-Q3: 675.4K shares2025-Q4: 662.7K shares2026-Q1: 1.01M shares2026-Q2: 827.4K shares
$84.68(+229.35%)
2026-06-30
MRVL
MARVELL TECHNOLOGY INC
4.59%960.7K$286.2M
-20.09%(-241.60K)
2025-Q2: 960.8K shares2025-Q3: 973.8K shares2025-Q4: 922.9K shares2026-Q1: 1.20M shares2026-Q2: 960.7K shares
$59.72(+292.71%)
2026-06-30
NVT
NVENT ELEC PLC
3.94%1.45M$245.9M
+1.80%(+25.63K)
2025-Q2: 1.46M shares2025-Q3: 1.42M shares2025-Q4: 1.41M shares2026-Q1: 1.42M shares2026-Q2: 1.45M shares
$58.74(+201.66%)
2026-06-30
PWR
QUANTA SVCS INC
3.77%326.4K$235.1M
+0.96%(+3.12K)
2025-Q2: 333.2K shares2025-Q3: 323.0K shares2025-Q4: 320.1K shares2026-Q1: 323.3K shares2026-Q2: 326.4K shares
$136.80(+410.33%)
2026-06-30
VRT
VERTIV HOLDINGS CO
3.43%637.9K$213.6M
-11.77%(-85.08K)
2025-Q2: 1.04M shares2025-Q3: 895.1K shares2025-Q4: 873.9K shares2026-Q1: 723.0K shares2026-Q2: 637.9K shares
$21.56(+1272.15%)
2026-06-30
ADI
ANALOG DEVICES INC
3.36%527.5K$209.5M
+33.90%(+133.55K)
2025-Q2: 349.9K shares2025-Q3: 312.6K shares2025-Q4: 305.3K shares2026-Q1: 394.0K shares2026-Q2: 527.5K shares
$245.18(+60.28%)
2026-06-30
RRX
REGAL REXNORD CORPORATION
2.7%705.9K$168.1M
+23.16%(+132.75K)
2025-Q2: 629.8K shares2025-Q3: 605.7K shares2025-Q4: 567.3K shares2026-Q1: 573.1K shares2026-Q2: 705.9K shares
$147.53(+18.96%)
2026-06-30
ON
ON SEMICONDUCTOR CORP
2.61%1.72M$162.8M
-12.24%(-240.24K)
2025-Q2: 1.44M shares2025-Q3: 1.33M shares2025-Q4: 1.31M shares2026-Q1: 1.96M shares2026-Q2: 1.72M shares
$41.12(+101.04%)
2026-06-30
LITE
LUMENTUM HLDGS INC
2.53%184.1K$158.0M
-14.30%(-30.72K)
2025-Q2: 575.8K shares2025-Q3: 471.0K shares2025-Q4: 400.1K shares2026-Q1: 214.8K shares2026-Q2: 184.1K shares
$74.14(+1178.40%)
2026-06-30
FSLR
FIRST SOLAR INC
2.47%651.9K$153.8M
+0.97%(+6.23K)
2025-Q2: 631.7K shares2025-Q3: 612.3K shares2025-Q4: 539.1K shares2026-Q1: 645.7K shares2026-Q2: 651.9K shares
$129.69(+67.98%)
2026-06-30

About Robeco Schweiz AGโ€™s portfolio

Robeco Schweiz AG reports $6.23B in US-listed equity holdings across 126 positions in its most recent 13F filing. Its largest disclosed positions are ARM (4.7%), MRVL (4.6%) and NVT (3.9%). The top 20 holdings account for 52.64% of reported assets. Its disclosed equity book has returned +86.87% on a three-year cumulative basis. Figures reflect the Q2 2026 filing.

Portfolio concentration

Portfolio concentration
ARM โ€” 5.8% ($293.36M)MRVL โ€” 5.7% ($286.18M)NVT โ€” 4.9% ($245.94M)PWR โ€” 4.6% ($235.06M)VRT โ€” 4.2% ($213.59M)ADI โ€” 4.1% ($209.51M)RRX โ€” 3.3% ($168.13M)ON โ€” 3.2% ($162.80M)LITE โ€” 3.1% ($157.98M)FSLR โ€” 3.0% ($153.83M)Other โ€” 57.9% ($2.93B)
42%in top 10
  • ARM5.8%
  • MRVL5.7%
  • NVT4.9%
  • PWR4.6%
  • VRT4.2%
  • ADI4.1%
  • RRX3.3%
  • ON3.2%
  • LITE3.1%
  • FSLR3.0%
  • Other57.9%

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

Added to
35
MWHSOLV ENERGY INC+162.9%
ADIANALOG DEVICES INC+33.9%
ENPHENPHASE ENERGY INC+96.0%
POWIPOWER INTEGRATIONS INC+54.0%
+31 more
Trimmed
15
MRVLMARVELL TECHNOLOGY INC-20.1%
ARMARM HOLDINGS PLC-17.9%
VRTVERTIV HOLDINGS CO-11.8%
LITELUMENTUM HLDGS INC-14.3%
+11 more

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Source filings

Holdings on this page are parsed from Robeco Schweiz AGโ€™s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1418427). View Robeco Schweiz AGโ€™s 13F filings on SEC

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