Whale Rock Capital Management
In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 14, 2026), Alex Sacerdote's Whale Rock Capital Management reported 35 stock positions worth $12.5 billion. Its top holding was Sandisk (SNDK) at 10.9% of the portfolio, followed by Advanced Micro Devices (AMD, 7.0%) and Alphabet Class A (GOOGL, 6.9%). Compared with Q1 2026, it opened 7 new positions, sold out of 7, added to 7 and reduced 18. The biggest buy was Advanced Micro Devices (AMD, shares +2081%) and the biggest sale an exit from Advanced Energy Industries (AEIS).
- Most Recent 13F
- Q2 2026
- Notable People
- Alex Sacerdote
- Location
- Boston, MA
- CIK
- 0001387322
- Portfolio Value
- $12.5B (Q2 2026)
- SEC Filing
- 0001172661-26-003733 ↗ filed Aug 14, 2026
Holdings Value
Holdings 35 stocks · $12.5B
| SNDK Sandisk Corp. | 10.89% | 596,545 | $1.4B | Reduce -25.4% |
| AMD Advanced Micro Devices | 7.04% | 1,509,650 | $877.0M | Add +2081.2% |
| GOOGL Alphabet Inc. Class A | 6.88% | 2,396,352 | $856.4M | Reduce -10.3% |
| TTMI TTM Technologies | 6.35% | 4,230,575 | $791.2M | Add +20.4% |
| ALAB Astera Labs Inc. | 6.08% | 1,567,882 | $757.3M | New |
| AMZN Amazon.com Inc. | 4.68% | 2,447,732 | $583.4M | Add +34.5% |
| GLW Corning Inc. | 4.58% | 2,233,999 | $570.6M | Reduce -2.8% |
| MKSI MKS Inc. | 4.54% | 1,271,373 | $565.5M | Reduce -2.7% |
| CLS Celestica Inc. | 4.32% | 1,476,430 | $538.6M | Reduce -2.8% |
| BE Bloom Energy Corp. Class A | 3.91% | 1,608,305 | $486.8M | Reduce -2.8% |
| COHR Coherent Corp. | 3.87% | 1,222,035 | $482.1M | Add +25.3% |
| FN Fabrinet | 3.36% | 744,765 | $418.6M | Add +21.8% |
| SITM Sitime Corp. | 3.36% | 560,701 | $418.0M | Reduce -2.8% |
| FROG Jfrog Ltd. | 3.25% | 4,458,423 | $405.2M | Reduce -25.9% |
| MTSI Macom Technology Solutions H | 3.02% | 988,785 | $376.1M | Reduce -15.8% |
| VIAV Viavi Solutions Inc. | 2.64% | 6,875,942 | $328.3M | Add +98.0% |
| LRCX Lam Research Corp. | 2.58% | 742,638 | $321.8M | Reduce -22.5% |
| TSM Taiwan Semiconductor-SP ADR | 2.26% | 589,911 | $281.7M | Reduce -28.0% |
| CVNA Carvana Co. | 2.25% | 4,267,080 | $280.9M | Reduce -2.8% |
| META Meta Platforms Inc. Class A | 2.06% | 455,982 | $256.9M | Reduce -11.0% |
| WDC Western Digital Corp. | 2.05% | 400,687 | $255.9M | Reduce -2.8% |
| APP AppLovin Corp. Class A | 1.91% | 461,611 | $237.8M | Reduce -33.6% |
| SNOW Snowflake Inc. | 1.81% | 884,691 | $225.2M | New |
| TWLO Twilio Inc. Class A | 1.36% | 821,768 | $169.6M | New |
| STX Seagate Technology Holdings | 1.15% | 148,543 | $143.3M | New |
| KVYO Klaviyo Inc. Class A | 0.67% | 5,528,166 | $83.5M | Reduce -19.0% |
| NVDA Nvidia Corp. | 0.61% | 377,204 | $75.5M | Reduce -63.8% |
| MDB Mongodb Inc. | 0.61% | 224,648 | $75.5M | No change |
| PI Impinj Inc. | 0.47% | 405,244 | $58.0M | No change |
| DUOL Duolingo | 0.44% | 471,764 | $54.3M | No change |
| INTC Intel Corp. | 0.29% | 259,903 | $36.3M | New |
| AAPL Apple Inc. | 0.23% | 99,766 | $28.9M | Add +3.3% |
| SPCX Space Exploration Techn Class A | 0.21% | 152,517 | $26.1M | New |
| AVGO Broadcom Inc. | 0.18% | 59,780 | $22.6M | Reduce -91.9% |
| CBRS Cerebras Systems Inc. Class A | 0.09% | 50,696 | $11.2M | New |
Portfolio Sells Q1 2026 → Q2 2026
| AEIS Advanced Energy Industries | Sold out | 0.00% | −4.26 |
| GOOGL Alphabet Inc. Class A | Reduce -10.3% | 6.88% | −3.05 |
| AVGO Broadcom Inc. | Reduce -91.9% | 0.18% | −2.77 |
| RBLX Roblox Corp. Class A | Sold out | 0.00% | −2.58 |
| TSEM Tower Semiconductor Ltd. | Sold out | 0.00% | −2.42 |
| NVDA Nvidia Corp. | Reduce -63.8% | 0.61% | −1.74 |
| META Meta Platforms Inc. Class A | Reduce -11.0% | 2.06% | −1.73 |
| APP AppLovin Corp. Class A | Reduce -33.6% | 1.91% | −1.67 |
| TSM Taiwan Semiconductor-SP ADR | Reduce -28.0% | 2.26% | −1.32 |
| CVNA Carvana Co. | Reduce -2.8% | 2.25% | −1.31 |
| CLS Celestica Inc. | Reduce -2.8% | 4.32% | −1.20 |
| CIEN Ciena Corp. | Sold out | 0.00% | −1.16 |
| KVYO Klaviyo Inc. Class A | Reduce -19.0% | 0.67% | −1.05 |
| ARM Arm Holdings PLC-ADR | Sold out | 0.00% | −0.88 |
| FROG Jfrog Ltd. | Reduce -25.9% | 3.25% | −0.40 |
| MTSI Macom Technology Solutions H | Reduce -15.8% | 3.02% | −0.35 |
| MSFT Microsoft Corp. | Sold out | 0.00% | −0.26 |
| NFLX Netflix Inc. | Sold out | 0.00% | −0.16 |
| LRCX Lam Research Corp. | Reduce -22.5% | 2.58% | −0.06 |
| GLW Corning Inc. | Reduce -2.8% | 4.58% | +0.55 |
| WDC Western Digital Corp. | Reduce -2.8% | 2.05% | +0.62 |
| MKSI MKS Inc. | Reduce -2.7% | 4.54% | +0.66 |
| SITM Sitime Corp. | Reduce -2.8% | 3.36% | +0.78 |
| BE Bloom Energy Corp. Class A | Reduce -2.8% | 3.91% | +1.01 |
| SNDK Sandisk Corp. | Reduce -25.4% | 10.89% | +4.33 |
Portfolio Buys Q1 2026 → Q2 2026
| AMD Advanced Micro Devices | Add +2081.2% | 7.04% | +6.86 |
| ALAB Astera Labs Inc. | New | 6.08% | +6.08 |
| TTMI TTM Technologies | Add +20.4% | 6.35% | +1.93 |
| SNOW Snowflake Inc. | New | 1.81% | +1.81 |
| TWLO Twilio Inc. Class A | New | 1.36% | +1.36 |
| STX Seagate Technology Holdings | New | 1.15% | +1.15 |
| VIAV Viavi Solutions Inc. | Add +98.0% | 2.64% | +1.14 |
| COHR Coherent Corp. | Add +25.3% | 3.87% | +0.87 |
| INTC Intel Corp. | New | 0.29% | +0.29 |
| SPCX Space Exploration Techn Class A | New | 0.21% | +0.21 |
| CBRS Cerebras Systems Inc. Class A | New | 0.09% | +0.09 |
| AAPL Apple Inc. | Add +3.3% | 0.23% | −0.08 |
| AMZN Amazon.com Inc. | Add +34.5% | 4.68% | −0.21 |
| FN Fabrinet | Add +21.8% | 3.36% | −0.76 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 35 | $12.5B | SNDK, AMD, GOOGL, TTMI, ALAB |
| Q1 2026 | 35 | $7.7B | GOOGL, SNDK, CLS, AMZN, TTMI |
| Q4 2025 | 32 | $7.8B | GOOGL, CLS, APP, CVNA, AMZN |
| Q3 2025 | 36 | $8.5B | CLS, APP, NVDA, META, RBLX |
| Q2 2025 | 42 | $7.2B | CLS, NVDA, META, AVGO, APP |
| Q1 2025 | 32 | $5.8B | CLS, APP, AMZN, META, DUOL |
| Q4 2024 | 38 | $8.4B | AMZN, AVGO, APP, CLS, META |
| Q3 2024 | 36 | $7.1B | AMZN, CLS, META, NVDA, GOOGL |
| Q2 2024 | 39 | $7.1B | NVDA, GOOGL, MSFT, AMZN, CLS |
| Q1 2024 | 33 | $6.7B | NVDA, AMZN, META, MSFT, NU |