Featured 13F manager
Whale Rock Capital Management LLC Alex Sacerdote
Boston, MA 20 processed 13Fs on this site · 2021 Q3–2026 Q2
- $12.5B
- 35 Positions
- 2026 Q2
- +60.9% QoQ
- Top 5 37.2%
Portfolio
top 5 37.2% · top 10 59.2%
- SNDK - Sandisk 10.9%
- AMD - Advanced Micro Devices 7.0%
- GOOGL - Alphabet · CL A 6.9%
- TTMI - TTM Technologies 6.3%
- ALAB - Astera Labs 6.1%
- AMZN - Amazon 4.7%
- GLW - Corning 4.6%
- MKSI - MKS 4.5%
- CLS - Celestica 4.3%
- BE - Bloom Energy · CL A 3.9%
- COHR - Coherent 3.9%
- FN - Fabrinet 3.4%
- Other 33.5%
AUM over time
Latest book
| SNDK - Sandisk | 10.89% | Reduce −25.4% | 596,545 | $2,274 | $1.4B | −203,042 | +$848M |
| AMD - Advanced Micro Devices | 7.04% | Add +2081.2% | 1,509,650 | $580.91 | $877M | +1,440,439 | +$863M |
| GOOGL - Alphabet · CL A | 6.88% | Reduce −10.3% | 2,396,352 | $357.37 | $856M | −275,469 | +$88M |
| TTMI - TTM Technologies | 6.35% | Add +20.4% | 4,230,575 | $187.02 | $791M | +716,015 | +$449M |
| ALAB - Astera Labs | 6.08% | New | 1,567,882 | $483.02 | $757M | +1,567,882 | +$757M |
| AMZN - Amazon | 4.68% | Add +34.5% | 2,447,732 | $238.34 | $583M | +628,293 | +$204M |
| GLW - Corning | 4.58% | Reduce −2.8% | 2,233,999 | $255.43 | $571M | −63,425 | +$258M |
| MKSI - MKS | 4.54% | Reduce −2.7% | 1,271,373 | $444.80 | $566M | −35,351 | +$265M |
| CLS - Celestica | 4.32% | Reduce −2.8% | 1,476,430 | $364.80 | $539M | −41,771 | +$111M |
| BE - Bloom Energy · CL A | 3.91% | Reduce −2.8% | 1,608,305 | $302.70 | $487M | −45,483 | +$263M |
| COHR - Coherent | 3.87% | Add +25.3% | 1,222,035 | $394.47 | $482M | +246,987 | +$250M |
| FN - Fabrinet | 3.36% | Add +21.8% | 744,765 | $562.08 | $419M | +133,499 | +$100M |
| SITM - Sitime | 3.36% | Reduce −2.8% | 560,701 | $745.56 | $418M | −16,232 | +$219M |
| FROG - Jfrog | 3.25% | Reduce −25.9% | 4,458,423 | $90.88 | $405M | −1,561,370 | +$123M |
| MTSI — | 3.02% | Reduce −15.8% | 988,785 | $380.37 | $376M | −186,206 | +$115M |
| VIAV - Viavi Solutions | 2.64% | Add +98.0% | 6,875,942 | $47.75 | $328M | +3,402,790 | +$213M |
| LRCX - Lam Research | 2.58% | Reduce −22.5% | 742,638 | $433.33 | $322M | −215,239 | +$117M |
| TSM - Taiwan Semiconductor | 2.26% | Reduce −28.0% | 589,911 | $477.57 | $282M | −229,534 | +$5M |
| CVNA - Carvana · CL A | 2.25% | Add +386.2% | 4,267,080 | $65.82 | $281M | +3,389,526 | +$5M |
| META - Meta Platforms · CL A | 2.06% | Reduce −11.0% | 455,982 | $563.29 | $257M | −56,587 | −$36M |
| WDC - Western Digital | 2.05% | Reduce −2.7% | 400,687 | $638.72 | $256M | −11,319 | +$144M |
| APP - Applovin · CL A | 1.91% | Reduce −33.6% | 461,611 | $515.23 | $238M | −233,926 | −$39M |
| SNOW - Snowflake | 1.81% | New | 884,691 | $254.50 | $225M | +884,691 | +$225M |
| TWLO - Twilio · CL A | 1.36% | New | 821,768 | $206.33 | $170M | +821,768 | +$170M |
| STX - Seagate | 1.15% | New | 148,543 | $965.00 | $143M | +148,543 | +$143M |
| KLAC - Klaviyo | 0.67% | Reduce −19.0% | 5,528,166 | $15.10 | $83M | −1,297,040 | −$49M |
| NVDA - Nvidia | 0.61% | Reduce −63.8% | 377,204 | $200.09 | $75M | −663,924 | −$106M |
| MDB - Mongodb · CL A | 0.61% | Hold | 224,648 | $335.90 | $75M | — | — |
| PI - Impinj | 0.47% | Hold | 405,244 | $143.23 | $58M | — | — |
| DUOL - Duolingo · CL A | 0.44% | Hold | 471,764 | $115.02 | $54M | — | — |
| INTC - Intel | 0.29% | New | 259,903 | $139.63 | $36M | +259,903 | +$36M |
| AAPL - Apple | 0.23% | Add +3.3% | 99,766 | $289.36 | $29M | +3,153 | +$4M |
| SPCX - Space Exploration Techn · CLASS A | 0.21% | New | 152,517 | $170.86 | $26M | +152,517 | +$26M |
| AVGO - Broadcom | 0.18% | Reduce −91.9% | 59,780 | $377.75 | $23M | −677,362 | −$206M |
| CBRS - Cerebras Systems · CL A | 0.09% | New | 50,696 | $221.00 | $11M | +50,696 | +$11M |
Exits / last held
not current holdings · last reported size, unchanged · gone vs 2026 Q1
| Stock | % of portfolio | Recent activity | Shares | Reported price* | Value | Share change | $ change |
|---|---|---|---|---|---|---|---|
| AEIS - Advanced Energy Inds | 4.26% | Exit | 0 | $322.71 | $330M | −1,022,112 | −$330M |
| RBLX - Roblox · CL A | 2.58% | Exit | 0 | $56.56 | $200M | −3,532,184 | −$200M |
| TSEM - Tower Semiconductor | 2.42% | Exit | 0 | $175.48 | $187M | −1,066,737 | −$187M |
| CIEN - Ciena | 1.16% | Exit | 0 | $388.23 | $90M | −231,267 | −$90M |
| ARM — | 0.88% | Exit | 0 | $151.28 | $68M | −452,384 | −$68M |
| MSFT - Microsoft | 0.26% | Exit | 0 | $370.18 | $20M | −53,850 | −$20M |
| NFLX - Netflix | 0.16% | Exit | 0 | $96.15 | $13M | −131,960 | −$13M |
Filings history
20 periods · normalized AUM · open a period for holdings
| Period | Holdings | AUM | QoQ | Form | Filed | Filing ID |
|---|---|---|---|---|---|---|
| 2026 Q2 | 35 | $12.5B | +60.9% | 13F-HR | 8/14/2026 | 000117266126003733 |
| 2026 Q1 | 35 | $7.7B | −1.0% | 13F-HR | 5/15/2026 | 000117266126002159 |
| 2025 Q4 | 32 | $7.8B | −7.9% | 13F-HR | 2/17/2026 | 000117266126001153 |
| 2025 Q3 | 36 | $8.5B | +17.8% | 13F-HR | 11/14/2025 | 000117266125005025 |
| 2025 Q2 | 42 | $7.2B | +25.1% | 13F-HR | 8/14/2025 | 000117266125003481 |
| 2025 Q1 | 32 | $5.8B | −31.7% | 13F-HR | 5/15/2025 | 000117266125002342 |
| 2024 Q4 | 38 | $8.4B | +18.4% | 13F-HR | 2/14/2025 | 000117266125001117 |
| 2024 Q3 | 36 | $7.1B | +1.1% | 13F-HR | 11/14/2024 | 000117266124005177 |
| 2024 Q2 | 39 | $7.1B | +4.8% | 13F-HR | 8/14/2024 | 000117266124003527 |
| 2024 Q1 | 33 | $6.7B | +20.3% | 13F-HR | 5/15/2024 | 000138732224000004 |
| 2023 Q4 | 38 | $5.6B | +13.0% | 13F-HR | 2/14/2024 | 000138732224000002 |
| 2023 Q3 | 40 | $5B | −14.6% | 13F-HR | 11/14/2023 | 000138732223000007 |
| 2023 Q2 | 41 | $5.8B | +27.7% | 13F-HR | 8/14/2023 | 000138732223000006 |
| 2023 Q1 | 41 | $4.5B | +52.6% | 13F-HR | 5/15/2023 | 000138732223000004 |
| 2022 Q4 | 39 | $3B | −16.4% | 13F-HR | 2/14/2023 | 000138732223000003 |
| 2022 Q3 | 40 | $3.6B | +5.7% | 13F-HR | 11/14/2022 | 000138732222000011 |
| 2022 Q2 | 34 | $3.4B | −58.3% | 13F-HR | 8/15/2022 | 000138732222000008 |
| 2022 Q1 | 49 | $8.1B | −31.8% | 13F-HR | 5/16/2022 | 000138732222000007 |
| 2021 Q4 | 49 | $11.8B | −22.3% | 13F-HR | 2/14/2022 | 000138732222000005 |
| 2021 Q3 | 69 | $15.2B | — | 13F-HR | 11/15/2021 | 000138732221000017 |
About
Whale Rock Capital Management LLC
20 processed 13Fs on this site · 2021 Q3–2026 Q2