Institutional Manager · CIK 0001280043
SUMMITRY LLC
Foster City, CA · File #028-10724
Latest AUM
$2.40B
Positions
251
Top-10 Concentration
44.8%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | NETFLIX INC | NFLX | +295,333 | +$27.7M | -$35.1M |
| REDUCE | APPLE INC | AAPL | -48,403 | -$13.2M | +$2.4M |
| EXITED | ASTERA LABS INC | 04626A103 | -64,000 | -$12.5M | $0 |
| REDUCE | TAIWAN SEMICONDUCTOR MFG LTD | 874039100 | -22,770 | -$6.9M | +$14.5M |
| ADD | META PLATFORMS INC | META | +9,632 | +$6.4M | -$6.0M |
| REDUCE | FISERV INC | FISV | -92,347 | -$6.2M | -$53.6M |
| REDUCE | TARGET CORP | TGT | -59,019 | -$5.8M | +$491,240 |
| REDUCE | ALPHABET INC | GOOG | -14,695 | -$4.6M | +$25.4M |
| ADD | LOWES COS INC | 548661107 | +9,521 | +$2.3M | -$3.6M |
| REDUCE | BANK AMERICA CORP | 060505104 | -40,193 | -$2.2M | +$189,130 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 2025251 pos · $2.40B
- 13F HOLDINGS REPORTQ/E Sep 2025222 pos · $2.37B
- 13F HOLDINGS REPORTQ/E Jun 2025176 pos · $2.21B
- 13F HOLDINGS REPORTQ/E Mar 2025144 pos · $1.98B
- 13F HOLDINGS REPORTQ/E Dec 2024140 pos · $2.04B
- 13F HOLDINGS REPORTQ/E Sep 2024137 pos · $2.09B
- 13F HOLDINGS REPORTQ/E Jun 2024115 pos · $1.94B
- 13F HOLDINGS REPORTQ/E Mar 2024112 pos · $1.91B
- 13F HOLDINGS REPORTQ/E Dec 202386 pos · $1.52B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | TAIWAN SEMICONDUCTOR MFG LTD | 874039100 | 565,581 | $171.9M | 7.53% |
| 2 | ULTA BEAUTY INC | ULTA | 202,865 | $122.7M | 5.38% |
| 3 | AMAZON COM INC | AMZN | 504,434 | $116.4M | 5.10% |
| 4 | ALPHABET INC | GOOG | 348,766 | $109.2M | 4.78% |
| 5 | LOWES COS INC | 548661107 | 367,404 | $88.6M | 3.88% |
| 6 | MASTERCARD INCORPORATED | MA | 149,425 | $85.3M | 3.74% |
| 7 | AGILENT TECHNOLOGIES INC | A | 623,513 | $84.8M | 3.72% |
| 8 | WELLS FARGO CO NEW | 949746101 | 906,631 | $84.5M | 3.70% |
| 9 | THERMO FISHER SCIENTIFIC INC | TMO | 140,488 | $81.4M | 3.57% |
| 10 | ROSS STORES INC | ROST | 434,127 | $78.2M | 3.43% |
| 11 | MICROSOFT CORP | MSFT | 154,420 | $74.7M | 3.27% |
| 12 | SCHWAB CHARLES CORP | SCHW-PJ | 707,286 | $70.7M | 3.10% |
| 13 | VISA INC | V | 194,792 | $68.3M | 2.99% |
| 14 | STARBUCKS CORP | SBUX | 774,050 | $65.2M | 2.86% |
| 15 | META PLATFORMS INC | META | 90,918 | $60.0M | 2.63% |
| 16 | SALESFORCE INC | CRM | 214,663 | $56.9M | 2.49% |
| 17 | CARRIER GLOBAL CORPORATION | CARR | 990,752 | $52.4M | 2.29% |
| 18 | FISERV INC | FISV | 776,201 | $52.1M | 2.28% |
| 19 | GXO LOGISTICS INCORPORATED | GXO | 894,593 | $47.1M | 2.06% |
| 20 | ISHARES TR | 46438G638 | 1,821,802 | $45.0M | 1.97% |