Among active 13F managers last quarter, none opened or added and 1 reduced; the largest holder to move was Old Mission Capital LLC (−8.8%).
4 tracked 13F filers disclose a position in MEMS as of the latest SEC 13F filings, a combined $12.5M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Shares | Position value | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Cahill Financial Advisors Inc | 192K | $6.1M | ▼−0.4% Reduced · −699 sh | Q2 2026 | |
| 2 | Old Mission Capital LLC | 116K | $3.0M | ▼−8.8% Reduced · −11K sh | Q1 2026 | |
| 3 | Pathway Financial Advisors LLC | 88K | $2.8M | ▲+2.4% Added · +2K sh | Q2 2026 | |
| 4 | Jane Street Group, LLC | 22K | $589K | ▼−18% Reduced · −5K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, no active manager opened or added to a position in MEMS, while 1 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Their position there |
|---|---|---|
| Ishares Core Msci EmergingIEMG | 1 funds | $622.2M |
| SS SPDR S&P 500 ETF Trust-USSPY | 1 funds | $338.8M |
| Ishares China Large-Cap ETFFXI | 1 funds | $202.7M |
| Innovator US Eq 10 BufferZALT | 1 funds | $142.3M |
| Vanguard S&P 500 ETFVOO | 1 funds | $126.2M |
| Ishares Msci South Korea ETFEWY | 1 funds | $109.2M |
| Vanguard Int-Term CorporateVCIT | 1 funds | $103.1M |
| Invesco QQQ Trust Series 1QQQ | 1 funds | $74.5M |
| Alibaba Group Holding-SP ADRBABA | 1 funds | $67.1M |
| Ishares JP Morgan Em Local CLEMB | 1 funds | $58.4M |
| Taiwan Semiconductor-SP ADRTSM | 1 funds | $58.3M |
| Vanguard Ftse Developed ETFVEA | 1 funds | $56.7M |
Ranked by how many of MEMS's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in MEMS.
| Class | 13F holders | Value held |
|---|---|---|
| MEMETF | 21 funds | $28.6M |
| MINVETF | 20 funds | $95.3M |
| MCHETF | 17 funds | $13.9M |
| MKORSHS | 16 funds | $5.6M |
| MEMXEMERGING MARKETS | 15 funds | $8.9M |
| 577125735ETF | 4 funds | $14.6M |
| MEMSthis pageETF | 4 funds | $12.5M |
| 577125867EMRG MKTS INSTIT | 1 funds | $13.6M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for MEMS
This ETF page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/MEMS/capital-change-brief"
Use Arkolith's capital_change_brief for MEMS. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for MEMS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.