Q2 2026 13F · SEC CIK 2008306
Monolith Management Ltd
Hedge fundFiled 2026-08-10 for Q2 2026. Open the filing ↗ · All SEC filings ↗
- Reported 13F value
- $165.9M
- Reported positions
- 17
- Top holdings a year, 3 yrs
- +24.0%
- Average holding period
- 1.1 yrs
Monolith Management Ltd is a hedge fund that reported 17 positions worth $165.9M in its Q2 2026 13F, filed 2026-08-10. Its largest holdings were Taiwan Semiconductor Manufac (TSM, 25.5%), Micron Technology Inc (MU, 17.6%), Lam Research Corp (LRCX, 14.9%). A portfolio copying its top holdings returned 24.0% a year over the last 3 years, against 18.8% for the S&P 500.
Monolith Management Ltd holdings all 17 positions.
Weights are shares of the filer's total reported 13F value, compared with Q1 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.
| Stock | % of 13F value | Share change | Reported value |
|---|---|---|---|
| TSMTaiwan Semiconductor Manufac | 25.5% | -39.8% | $42.2M |
| MUMicron Technology Inc | 17.6% | — | $29.1M |
| LRCXLam Research Corp | 14.9% | — | $24.7M |
| EDUNew Oriental Education & Technology Grou | 12.2% | +348.6% | $20.2M |
| SNPSSynopsys Inc | 10.5% | -52.5% | $17.5M |
| BABAAlibaba Group Hldg Ltd | 6.8% | -64.0% | $11.3M |
| HUYAHuya Inc | 2.7% | +0.0% | $4.5M |
| SESea Ltd | 2.3% | +0.0% | $3.8M |
| NUNu Hldgs Ltd | 2.2% | +0.0% | $3.7M |
| CPNGCoupang Inc | 2.1% | +0.0% | $3.4M |
| STMStmicroelectronics N V Ny Registry | 0.7% | — | $1.1M |
| MRVLMarvell Technology Inc | 0.6% | — | $1.1M |
| MKSIMks Inc. | 0.5% | -42.4% | $890K |
| TSEMTower Semiconductor Ltd | 0.5% | -94.9% | $782K |
| AMDAdvanced Micro Devices Inc | 0.3% | — | $581K |
| FNFabrinet | 0.3% | +40.0% | $472K |
| SMTCSemtech Corp | 0.3% | — | $453K |
What Monolith Management Ltd bought and sold in Q2 2026, against Q1 2026.
New positions
- MU Micron Technology Inc17.6% of 13F
- LRCX Lam Research Corp14.9% of 13F
- STM Stmicroelectronics N V Ny Registry0.7% of 13F
- MRVL Marvell Technology Inc0.6% of 13F
- AMD Advanced Micro Devices Inc0.3% of 13F
- SMTC Semtech Corp0.3% of 13F
Added to
- EDU New Oriental Education & Technology Grou+348.6% shares
- FN Fabrinet+40.0% shares
Reduced
- TSEM Tower Semiconductor Ltd-94.9% shares
- BABA Alibaba Group Hldg Ltd-64.0% shares
- SNPS Synopsys Inc-52.5% shares
- MKSI Mks Inc.-42.4% shares
- TSM Taiwan Semiconductor Manufac-39.8% shares
Sold out
- GOOG Alphabet Incwas 15.7%
- AXTI Axt Incwas 6.2%
- TSLA Tesla Incwas 6.0%
- SNDK Sandisk Corpwas 5.0%
- ATAT Atour Lifestyle Hldgs Ltdwas 4.4%
- LMT Lockheed Martin Corpwas 3.1%
- RIG Transocean Ltdwas 2.5%
- GLD Spdr Gold Trwas 2.5%
Share counts compared with the Q1 2026 13F; a split also changes share counts.
How the holdings did against the S&P 500.
- 1 year
- +21.6% /yr
- S&P 500 +20.1%
- 3 years
- +24.0% /yr
- S&P 500 +18.8%
- 5 years
- —
A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.
Reported 13F value by quarter.
| Quarter | 13F value | Positions |
|---|---|---|
| Q2 2026 | $165.9M | 17 |
| Q1 2026 | $256.7M | 31 |
| Q4 2025 | $209.6M | 19 |
| Q3 2025 | $226.8M | 17 |
| Q2 2025 | $282.7M | 25 |
| Q1 2025 | $149.1M | 15 |
| Q4 2024 | $197.0M | 23 |
| Q3 2024 | $171.2M | 12 |
| Q2 2024 | $217.0M | 13 |
| Q1 2024 | $252.1M | 11 |
| Q4 2023 | $191.0M | 11 |
Questions about Monolith Management Ltd's portfolio
What stocks does Monolith Management Ltd own?
Monolith Management Ltd's latest 13F, for Q2 2026 and filed Aug 10, 2026, lists 17 positions worth $165.9M. The largest are Taiwan Semiconductor Manufac (TSM) at 25.5%, Micron Technology Inc (MU) at 17.6%, Lam Research Corp (LRCX) at 14.9%, New Oriental Education & Technology Grou (EDU) at 12.2% and Synopsys Inc (SNPS) at 10.5%.
What did Monolith Management Ltd buy last quarter?
In Q2 2026, Monolith Management Ltd added a new position in Micron Technology Inc (MU), a new position in Lam Research Corp (LRCX), a new position in Stmicroelectronics N V Ny Registry (STM), a new position in Marvell Technology Inc (MRVL), a new position in Advanced Micro Devices Inc (AMD), New Oriental Education & Technology Grou (EDU) (+348.6% shares) and Fabrinet (FN) (+40.0% shares), compared with its Q1 2026 filing.
What did Monolith Management Ltd sell last quarter?
In Q2 2026, Monolith Management Ltd sold all of Alphabet Inc (GOOG), sold all of Axt Inc (AXTI), sold all of Tesla Inc (TSLA), sold all of Sandisk Corp (SNDK), sold all of Atour Lifestyle Hldgs Ltd (ATAT), Tower Semiconductor Ltd (TSEM) (-94.9% shares), Alibaba Group Hldg Ltd (BABA) (-64.0% shares) and Synopsys Inc (SNPS) (-52.5% shares), compared with its Q1 2026 filing.
How has Monolith Management Ltd's portfolio performed?
A portfolio copying Monolith Management Ltd's 20 largest 13F holdings each quarter, from the day each filing was public, returned +24.0% a year over the last 3 years, against +18.8% for the S&P 500. Over 1 year: +21.6% against +20.1%.
When is Monolith Management Ltd's next 13F filing due?
13F filings are due 45 days after each quarter ends. Monolith Management Ltd's filing for the quarter ending Sep 30, 2026 is due by Nov 14, 2026; this page updates the day after it is published.