Among active 13F managers last quarter, 1 opened and 1 added, while 1 reduced; the largest holder to move was Renaissance Technologies LLC (new position).
9 tracked 13F filers disclose a position in ROBN as of the latest SEC 13F filings, a combined $5.0M 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 | Susquehanna International Group, LLP | 144K | $2.5M | ▲+87% Added · +67K sh | Q1 2026 | |
| 2 | UBS Group AG | 114K | $2.0M | ▲+14% Added · +14K sh | Q1 2026 | |
| 3 | Renaissance Technologies LLC | 19K | $328K | ▲New +19K sh | Q1 2026 | |
| 4 | Simplex Trading, LLC | 7K | $124K | ▲12× Added · +7K sh | Q1 2026 | |
| 5 | Optiver Holding B.V. | 3K | $48K | ▼−75% Reduced · −8K sh | Q1 2026 | |
| 6 | SBI Securities Co., Ltd. | 2K | $68K | ▼−84% Reduced · −12K sh | Q2 2026 | |
| 7 | Tower Research Capital LLC (TRC) | 1K | $24K | ▲19× Added · +1K sh | Q1 2026 | |
| 8 | Osaic Holdings, Inc. | 709 | $12K | —Held | Q1 2026 | |
| 9 | PNC Financial Services Group, Inc. | 275 | $5K | —Held | 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, 1 fund opened a new position in ROBN and 1 added to an existing one, 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 |
|---|---|---|
| Palantir Technologies Inc-APLTR | 3 funds | $1.1B |
| United Therapeutics CorpUTHR | 3 funds | $1.1B |
| Apple IncAAPL | 3 funds | $1.0B |
| Nvidia CorpNVDA | 3 funds | $980.4M |
| Micron Technology IncMU | 3 funds | $951.1M |
| Kinross Gold CorpKGC | 3 funds | $779.9M |
| Verisign IncVRSN | 3 funds | $700.9M |
| Exelixis IncEXEL | 3 funds | $589.2M |
| Sandisk CorpSNDK | 3 funds | $554.2M |
| Chevron CorpCVX | 3 funds | $446.3M |
| Roblox Corp -Class ARBLX | 3 funds | $406.5M |
| Carvana CoCVNA | 3 funds | $378.1M |
Ranked by how many of ROBN's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in ROBN.
| Class | 13F holders | Value held |
|---|---|---|
| ACVFmc | 56 funds | $39.6M |
| VSLUMF Closed and MF Open | 50 funds | $449.4M |
| FEPImc | 46 funds | $28.0M |
| MSTUT-REX 2X LONG MS | 39 funds | $13.5M |
| TSPYTAPPALPHA SPY GR | 29 funds | $40.5M |
| XRPRREX OSPREY XRP | 23 funds | $4.9M |
| AIPIREX AI EQUITY PR | 22 funds | $6.3M |
| DYFIIDX DYNAMIC FIXE | 19 funds | $58.5M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
No filings captured for this ticker in the live stream yet.
Connected entities for ROBN
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/ROBN/capital-change-brief"
Use Arkolith's capital_change_brief for ROBN. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + quarter-over-quarter ownership changes + the live filing stream, joined for ROBN. Filings are public domain, sourced to SEC EDGAR.