Terminal · Institutions
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.
BLAIR WILLIAM & CO/IL (CIK 902367) reported $34.90B across 1,883 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: AAPL ($1.51B, 4.31%), MSFT ($1.29B, 3.71%), AMZN ($1.26B, 3.62%), NVDA ($946.6M, 2.71%), GOOG ($870.8M, 2.50%). Source: SEC Form 13F.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | AAPL | APPLE INC | $1.51B | 4.31% | 5.9M | Trimmed |
| 2 | MSFT | MICROSOFT CORP | $1.29B | 3.71% | 3.5M | Trimmed |
| 3 | AMZN | AMAZON COM INC | $1.26B | 3.62% | 6.1M | Trimmed |
| 4 | NVDA | NVIDIA CORPORATION | $946.6M | 2.71% | 5.4M | Trimmed |
| 5 | GOOG | ALPHABET INC | $870.8M | 2.50% | 3.0M | Trimmed |
| 6 | GOOGL | ALPHABET INC | $700.5M | 2.01% | 2.4M | Trimmed |
| 7 | JPM | JPMORGAN CHASE & CO | $678.7M | 1.94% | 2.3M | Trimmed |
| 8 | GEV | GE VERNOVA INC | $580.1M | 1.66% | 664,603 | Added |
| 9 | V | VISA INC | $557.5M | 1.60% | 1.8M | Trimmed |
| 10 | SPY | STATE STR SPDR S&P 500 ETF T | $549.7M | 1.58% | 845,294 | Trimmed |
| 11 | IDXX | IDEXX LABS INC | $531.7M | 1.52% | 946,336 | Trimmed |
| 12 | COST | COSTCO WHOLESALE CORPORATION | $519.4M | 1.49% | 521,277 | Added |
| 13 | MA | MASTERCARD INCORPORATED | $461.4M | 1.32% | 923,405 | Trimmed |
| 14 | META | META PLATFORMS INC | $412.9M | 1.18% | 721,720 | Trimmed |
| 15 | FAST | FASTENAL CO | $342.1M | 0.98% | 7.4M | Added |
| 16 | RSP | INVESCO EXCHANGE TRADED FD T | $322.5M | 0.92% | 1.7M | Added |
| 17 | IVV | ISHARES TR | $317.4M | 0.91% | 485,839 | Trimmed |
| 18 | APH | AMPHENOL CORP | $318.4M | 0.91% | 2.5M | Trimmed |
| 19 | VEU | VANGUARD INTL EQUITY INDEX F | $313.1M | 0.90% | 4.2M | Added |
| 20 | WMT | WALMART INC | $295.1M | 0.85% | 2.4M | Trimmed |
| 21 | LLY | ELI LILLY & CO | $298.0M | 0.85% | 324,018 | Trimmed |
| 22 | BWXT | BWX TECHNOLOGIES INC | $294.1M | 0.84% | 1.4M | Trimmed |
| 23 | ABBV | ABBVIE INC | $290.2M | 0.83% | 1.3M | Trimmed |
| 24 | AVGO | BROADCOM INC | $284.2M | 0.81% | 918,328 | Added |
| 25 | SYK | STRYKER CORPORATION | $278.5M | 0.80% | 847,701 | Added |
Source: SEC Form 13F filings · as of 2026-03-31