Among active 13F managers last quarter, none opened or added and 1 reduced; the largest holder to move was SBI Securities Co., Ltd. (−0.6%). No open-market insider trades in the last 180 days.
Funds lean out and no leg opposes.
7 tracked 13F filers disclose a position in GIGM as of the latest SEC 13F filings, a combined $549K 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 | Morgan Stanley | 198K | $283K | ▼−4.3% Reduced · −9K sh | Q1 2026 | |
| 2 | Osaic Holdings, Inc. | 171K | $244K | ▼−10% Reduced · −19K sh | Q1 2026 | |
| 3 | Susquehanna International Group, LLP | 12K | $17K | ▼−19% Reduced · −3K sh | Q1 2026 | |
| 4 | BNP Paribas Financial Markets | 3K | $4K | ▼−3.3% Reduced · −100 sh | Q1 2026 | |
| 5 | UBS Group AG | 354 | $506 | ▼−42% Reduced · −256 sh | Q1 2026 | |
| 6 | SBI Securities Co., Ltd. | 350 | $527 | ▼−0.6% Reduced · −2 sh | Q2 2026 | |
| 7 | Wells Fargo & Company | 12 | $17 | ▲New +12 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 GIGM, 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 |
|---|---|---|
| Nvidia CorpNVDA | 1 funds | $474.1M |
| Vanguard S&P 500 ETFVOO | 1 funds | $251.0M |
| Vanguard Total Stock MKT ETFVTI | 1 funds | $213.4M |
| Invesco QQQ Trust Series 1QQQ | 1 funds | $139.3M |
| Apple IncAAPL | 1 funds | $136.0M |
| Micron Technology IncMU | 1 funds | $129.5M |
| Vanguard Tot World STK ETFVT | 1 funds | $124.6M |
| Alphabet Inc-CL AGOOGL | 1 funds | $109.5M |
| Tesla IncTSLA | 1 funds | $108.9M |
| Direx Dail Semi Bu 3X Et-UsdSOXL | 1 funds | $103.5M |
| Vanguard High DVD Yield ETFVYM | 1 funds | $91.6M |
| Amazon.com IncAMZN | 1 funds | $90.0M |
Ranked by how many of GIGM's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in GIGM.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 23, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 6K | $17K |
| Sep 22, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 16K | $45K |
| Sep 9, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 7K | $22K |
| Sep 8, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 50K | $145K |
| Sep 4, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 11K | $30K |
| May 19, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 40K | $100K |
| May 18, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 60K | $147K |
| May 15, 2020 | Huang Cheng-Ming | CEO, Director | Buy (P) | 10K | $23K |
| Aug 19, 2019 | Huang Cheng-Ming | CEO, Director | Buy (P) | 10K | $23K |
| Aug 15, 2019 | Huang Cheng-Ming | CEO, Director | Buy (P) | 60K | $140K |
| Jun 21, 2019 | Huang Cheng-Ming | CEO, Director | Buy (P) | 10K | $25K |
| Jun 19, 2019 | Huang Cheng-Ming | CEO, Director | Buy (P) | 58K | $145K |
Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.
Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive
| Source | Buying | Selling | Net |
|---|---|---|---|
13F funds Top 100 holders by value, passive included; the hero counts active managers only | 0 | 6 | – |
Insiders Form 4 open-market | 0 | 0 | $0 |
US House STOCK Act trades | 0 | 0 | $0 |
Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.
Connected entities for GIGM
This stock 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/GIGM/capital-change-brief"
Use Arkolith's capital_change_brief for GIGM. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for GIGM. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.