Mawer Investment Management
Mawer Investment Management reported 142 stocks worth $14.7B in its 13F filing for Q2 2026, filed Aug 7, 2026. Its largest holdings are GOOG (6.4%), AMZN (4.9%) and MSFT (4.3%). Compared with Q1 2026, the fund opened new positions in VMI, SKM and AVGO, added to SHEL, NVDA and COR, trimmed GOOG, AMZN and MSFT and sold out of OSIS, NTES and ENSG.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  GOOG Alphabet Inc | $948M | 6.4% | 2.7M | −584K (−18%) | 8 of 8 | |
| 2 |  AMZN Amazon Com Inc | $722M | 4.9% | 3M | −622K (−17%) | 8 of 8 | |
| 3 |  MSFT Microsoft Corp | $627M | 4.3% | 1.7M | −635K (−27%) | 8 of 8 | |
| 4 |  SHEL Shell PLC | $621M | 4.2% | 8M | +893K (+13%) | 8 of 8 | |
| 5 |  NVDA Nvidia Corporation | $616M | 4.2% | 3.1M | +2.1M (+224%) | 7 of 8 | |
| 6 |  V Visa Inc | $594M | 4.0% | 1.7M | −207K (−11%) | 8 of 8 | |
| 7 |  WAT Waters Corp | $456M | 3.1% | 1.2M | −187K (−13%) | 8 of 8 | |
| 8 |  COR Cencora Inc | $421M | 2.9% | 1.5M | +458K (+44%) | 8 of 8 | |
| 9 |  APH Amphenol Corp New | $416M | 2.8% | 2.4M | −1.6M (−41%) | 8 of 8 | |
| 10 |  AON Aon PLC | $389M | 2.6% | 1.2M | −105K (−8%) | 8 of 8 |
Positions at Jun 30, 2026, as reported. Change is against the fund's Q1 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q1 2026, gone in Q2 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
 OSIS Osi Systems Inc | $176M | 663K |
 NTES Netease Inc | $58.4M | 522K |
 ENSG Ensign Group Inc | $34M | 169K |
 MKC Mccormick & Co Inc | $20.1M | 398K |
 WMG Warner Music Group Corp | $8.7M | 341K |
🔒 Free account: see all 12.
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q2 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Aug 7, 2026 | 13F-HR | Q2 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Mawer Investment Management 13F FAQ
What does Mawer Investment Management own?
Mawer Investment Management reported 142 stocks worth $14.7B in its 13F filing for Q2 2026, filed Aug 7, 2026. Its largest holdings are GOOG (6.4%), AMZN (4.9%) and MSFT (4.3%). The table above lists every position in the filing (the top 10 without an account).
What did Mawer Investment Management buy and sell in Q2 2026?
Compared with Q1 2026: 28 new positions, 39 added to, 74 trimmed and 12 sold out. New positions include VMI, SKM and AVGO. It sold all of OSIS, NTES and ENSG.
When will Mawer Investment Management file its next 13F?
Holdings as of Sep 30, 2026 are due by Nov 16, 2026. The filing appears on this page within minutes of reaching the SEC.
How much is Mawer Investment Management's portfolio worth?
The Q2 2026 filing reports $14.7B in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.