Investor
ValueAct
CIK 0001387322 · filed 2026-08-14 · SEC filing
13F book
$12.5B
Positions
35
7 new · 7 sold
Largest name
10.9%
Sandisk Corp · SNDK
Est. mark
$3.54B
Price effect on 28 names still held. Flow $1.17B.
| Name | Ticker | Shares | Value | Weight | Est. mark | Change |
|---|---|---|---|---|---|---|
| Sandisk Corp | SNDK | 596.5K | $1.36B | 10.9% | $977.4M | Cut$848.4M |
| Advanced Micro Devices Inc | AMD | 1.51M | $877M | 7.0% | $26.1M | Added$862.9M |
| Alphabet Inc | — | 2.4M | $856.4M | 6.9% | $167.3M | Cut$88.1M |
| Ttm Technologies Inc | TTMI | 4.23M | $791.2M | 6.4% | $314.9M | Added$448.8M |
| Astera Labs, Inc. | ALAB | 1.57M | $757.3M | 6.1% | — | New |
| Amazon Com Inc | AMZN | 2.45M | $583.4M | 4.7% | $54.7M | Added$204.5M |
| Corning Inc | — | 2.23M | $570.6M | 4.6% | $266.9M | Cut$258.2M |
| Mks Inc | MKSI | 1.27M | $565.5M | 4.5% | $273.3M | Cut$265.2M |
| Celestica Inc | CLS | 1.48M | $538.6M | 4.3% | $122.7M | Cut$111M |
| Bloom Energy Corp | BE | 1.61M | $486.8M | 3.9% | $268.9M | Cut$262.8M |
| Coherent Corp. | COHR | 1.22M | $482.1M | 3.9% | $152.4M | Added$249.8M |
| Fabrinet | FN | 744.8K | $418.6M | 3.4% | $24.8M | Added$99.8M |
| Sitime Corp | SITM | 560.7K | $418M | 3.4% | $224.4M | Cut$218.8M |
| Jfrog Ltd | FROG | 4.46M | $405.2M | 3.3% | $195.9M | Cut$122.7M |
| Macom Tech Solutions Hldgs I | — | 988.8K | $376.1M | 3.0% | $156.5M | Cut$115.2M |
| Viavi Solutions Inc. | VIAV | 6.88M | $328.3M | 2.6% | $50.3M | Added$212.7M |
| Lam Research Corp | LRCX | 742.6K | $321.8M | 2.6% | $163.1M | Cut$117.1M |
| Taiwan Semiconductor Mfg Ltd | — | 589.9K | $281.7M | 2.3% | $82.4M | Cut$4.79M |
| Carvana Co. | CVNA | 4.27M | $280.9M | 2.3% | −$218.1M | Added$4.97M |
| Meta Platforms, Inc. | META | 456K | $256.9M | 2.1% | −$4.03M | Cut−$36.4M |
| Western Digital Corp | WDC | 400.7K | $255.9M | 2.1% | $147.5M | Cut$144.5M |
| Applovin Corp | APP | 461.6K | $237.8M | 1.9% | $54.1M | Cut−$39M |
| Snowflake Inc. | SNOW | 884.7K | $225.2M | 1.8% | — | New |
| Twilio Inc | TWLO | 821.8K | $169.6M | 1.4% | — | New |
| Seagate Technology Hldngs Pl | — | 148.5K | $143.3M | 1.2% | — | New |
| Klaviyo, Inc. | KVYO | 5.53M | $83.5M | 0.7% | −$24.1M | Cut−$49.3M |
| Nvidia Corp | NVDA | 377.2K | $75.5M | 0.6% | $9.69M | Cut−$106.1M |
| MongoDB, Inc. | MDB | 224.6K | $75.5M | 0.6% | $20.5M | Held |
| Impinj Inc | PI | 405.2K | $58M | 0.5% | $16.4M | Held |
| Duolingo, Inc. | DUOL | 471.8K | $54.3M | 0.4% | $7.76M | Held |
| Intel Corp | INTC | 259.9K | $36.3M | 0.3% | — | New |
| Apple Inc. | AAPL | 99.8K | $28.9M | 0.2% | $3.44M | Added$4.35M |
| Space Exploration Techn Corp | — | 152.5K | $26.1M | 0.2% | — | New |
| Broadcom Inc. | AVGO | 59.8K | $22.6M | 0.2% | $4.08M | Cut−$205.6M |
| Cerebras Systems Inc. | CBRS | 50.7K | $11.2M | 0.1% | — | New |
Positions as of Q2 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.