Institutional portfolio tracker
Light Street Capital Portfolio & AI Predictions
Explore Light Street Capital's latest validated 13F portfolio and Hallucination Yield AI forecasts for covered positions.
Disclosed long book
$850.7 million
Long positions
27
Calls / puts
0 / 1
Top 5 concentration
41.1%
Longs with AI data
13 / 27
Average AI 1Y
+21.0%
13F filing comparison
Quarter-over-quarter changes
2026-03-31 to 2026-06-30
Newly reported
8
No longer reported
4
Increased
11
Reduced
7
Newly reported this quarter
Present now and absent from the immediately preceding comparable filing.
| Position | Kind | Shares | Value |
|---|---|---|---|
ALAB ASTERA LABS INC | LONG | 125,750 | $60.7 million |
TOAST INC TOAST INC | LONG | 1,167,500 | $32.5 million |
RDDT REDDIT INC | LONG | 182,500 | $31.7 million |
MERCADOLIBRE INC MERCADOLIBRE INC | LONG | 12,750 | $21.6 million |
SNOW SNOWFLAKE INC | LONG | 70,000 | $17.8 million |
MDB MONGODB INC | LONG | 50,000 | $16.8 million |
ROUNDHILL ETF TRUST ROUNDHILL ETF TRUST | LONG | 120,000 | $8.9 million |
QUANTINUUM INC QUANTINUUM INC | LONG | 35,242 | $2.9 million |
No longer reported this quarter
Present in the prior comparable filing and absent from this one.
| Position | Kind | Prior shares | Prior value |
|---|---|---|---|
AMPLITUDE INC AMPLITUDE INC · COM CL A | LONG | 292,844 | $2.0 million |
BILL COM HLDGS INC BILL COM HLDGS INC · COM | LONG | 625,000 | $23.9 million |
LITE LUMENTUM HLDGS INC · COM | LONG | 2,892 | $2.0 million |
SAMSARA INC SAMSARA INC · COM CL A | LONG | 384,000 | $12.2 million |
“No longer reported” means the position is absent from this comparable 13F filing. It does not prove the manager sold it: reporting thresholds, confidential treatment, corporate actions, or instrument changes can also explain the omission.
| Position | Kind | Shares | Value | Long weight | Quarter change | AI at filing · 1Y | AI now |
|---|---|---|---|---|---|---|---|
TSM Taiwan Semiconductor Manufacturing Co. | LONG | 225,949 | $107.9 million | 12.7% | REDUCED | 24.3% | 1Y +23.9% 5Y +141.4% · 7 models |
AMD Advanced Micro Devices Inc. | LONG | 109,500 | $63.6 million | 7.5% | REDUCED | 26.1% | 1Y +21.7% 5Y +139.2% · 6 models |
ALAB ASTERA LABS INC · COM · 04626A103 | LONG | 125,750 | $60.7 million | 7.1% | NEWLY REPORTED | — | 1Y — 5Y — |
GITLAB INC GITLAB INC · CLASS A COM · 37637K108 | LONG | 1,945,000 | $59.4 million | 7.0% | INCREASED | — | 1Y — 5Y — |
AVGO Broadcom Inc. | LONG | 153,250 | $57.9 million | 6.8% | INCREASED | 24.4% | 1Y +23.3% 5Y +137.5% · 6 models |
AMKR AMKOR TECHNOLOGY, INC. | LONG | 596,783 | $51.5 million | 6.0% | INCREASED | 19.5% | 1Y +21.3% 5Y +93.6% · 7 models |
FROG JFROG LTD · ORD SHS · M6191J100 | LONG | 514,500 | $46.8 million | 5.5% | REDUCED | — | 1Y — 5Y — |
MKS INC. MKS INC. · COM · 55306N104 | LONG | 103,800 | $46.2 million | 5.4% | REDUCED | — | 1Y — 5Y — |
CHYM CHIME FINL INC · COM SHS CL A · 16935C109 | LONG | 2,199,089 | $45.0 million | 5.3% | INCREASED | — | 1Y — 5Y — |
COUPANG INC COUPANG INC · CL A · 22266T109 | LONG | 2,025,000 | $35.2 million | 4.1% | INCREASED | — | 1Y — 5Y — |
TOAST INC TOAST INC · CL A · 888787108 | LONG | 1,167,500 | $32.5 million | 3.8% | NEWLY REPORTED | — | 1Y — 5Y — |
RDDT Reddit Inc. | LONG | 182,500 | $31.7 million | 3.7% | NEWLY REPORTED | 29.1% | 1Y +25.4% 5Y +142.0% · 5 models |
NVDA NVIDIA Corporation | LONG | 136,720 | $27.4 million | 3.2% | REDUCED | 34.1% | 1Y +21.8% 5Y +133.8% · 8 models |
BE Bloom Energy Corporation | LONG | 84,167 | $25.5 million | 3.0% | INCREASED | 23.9% | 1Y +23.6% 5Y +100.0% · 5 models |
ASML ASML Holding N.V. | LONG | 10,957 | $21.8 million | 2.6% | INCREASED | 21.4% | 1Y +19.3% 5Y +110.8% · 6 models |
MERCADOLIBRE INC MERCADOLIBRE INC · COM · 58733R102 | LONG | 12,750 | $21.6 million | 2.5% | NEWLY REPORTED | — | 1Y — 5Y — |
CELLEBRITE DI LTD CELLEBRITE DI LTD · ORDINARY SHARES · M2197Q107 | LONG | 1,312,755 | $19.2 million | 2.3% | INCREASED | — | 1Y — 5Y — |
SNOW Snowflake Inc. | LONG | 70,000 | $17.8 million | 2.1% | NEWLY REPORTED | 20.6% | 1Y +17.2% 5Y +102.0% · 5 models |
MDB MongoDB Inc | LONG | 50,000 | $16.8 million | 2.0% | NEWLY REPORTED | 25.0% | 1Y +17.4% 5Y +113.0% · 5 models |
GOOGL Alphabet Inc. | LONG | 42,650 | $15.2 million | 1.8% | INCREASED | 18.9% | 1Y +16.4% 5Y +90.8% · 6 models |
AMZN Amazon.com Inc. | LONG | 51,000 | $12.2 million | 1.4% | REDUCED | 22.4% | 1Y +19.4% 5Y +96.9% · 8 models |
DDOG Datadog Inc. | LONG | 40,000 | $10.4 million | 1.2% | UNCHANGED | 23.2% | 1Y +22.4% 5Y +137.1% · 7 models |
ROUNDHILL ETF TRUST ROUNDHILL ETF TRUST · MEMORY ETF · 77926X320 | LONG | 120,000 | $8.9 million | 1.0% | NEWLY REPORTED | — | 1Y — 5Y — |
NXP SEMICONDUCTORS N V NXP SEMICONDUCTORS N V · COM · N6596X109 | LONG | 23,003 | $6.5 million | 0.8% | REDUCED | — | 1Y — 5Y — |
ANALOG DEVICES INC ANALOG DEVICES INC · COM · 032654105 | LONG | 10,523 | $4.2 million | 0.5% | INCREASED | — | 1Y — 5Y — |
QUANTINUUM INC QUANTINUUM INC · CL A COM · 74768A104 | LONG | 35,242 | $2.9 million | 0.3% | NEWLY REPORTED | — | 1Y — 5Y — |
GDS HLDGS LTD GDS HLDGS LTD · SPONSORED ADS · 36165L108 | LONG | 71,790 | $2.2 million | 0.3% | INCREASED | — | 1Y — 5Y — |
TSM Taiwan Semiconductor Manufacturing Co. | PUT | 109,200 | $52.2 million | — | UNCHANGED | 24.3% | 1Y +23.9% 5Y +141.4% · 7 models |
Filing history
Get filing alerts →Every filing event remains separate, including notices and amendments. Open a holdings date for the canonical portfolio through its latest filing, or an accession for the exact source event.