Among active 13F managers last quarter, 4 opened and 4 added, while 6 reduced; the largest holder to move was Berkley W R Corp (+25%). No recent Form 4 insider filings for SBXD.
No leg leans either way.
43 tracked 13F filers disclose a position in SBXD as of the latest SEC 13F filings, a combined $169.4M 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 | Linden Advisors LP | 2.0M | $21.4M | —Held | Q1 2026 | |
| 2 | Berkley W R Corp | 1.5M | $16.2M | ▲+25% Added · +303K sh | Q1 2026 | |
| 3 | Polar Asset Management Partners Inc. | 1.5M | $16.3M | —Held | Q2 2026 | |
| 4 | AQR Arbitrage LLC | 1.0M | $10.9M | ▼−24% Reduced · −323K sh | Q2 2026 | |
| 5 | D. E. Shaw & Co., Inc. | 989K | $10.6M | —Held | Q1 2026 | |
| 6 | Crossingbridge Advisors, LLC | 929K | $10.0M | ▼−5.0% Reduced · −48K sh | Q2 2026 | |
| 7 | Picton Mahoney Asset Management | 825K | $8.9M | —Held | Q2 2026 | |
| 8 | RiverPark Advisors, LLC | 679K | $7.3M | —Held | Q2 2026 | |
| 9 | Goldman Sachs Group Inc | 606K | $6.5M | ▼~0% Reduced · −88 sh | Q1 2026 | |
| 10 | Magnetar Financial LLC | 521K | $5.6M | —Held | Q2 2026 | |
| 11 | LMR Partners LLP | 500K | $5.4M | —Held | Q2 2026 | |
| 12 | Calamos Advisors LLC | 500K | $5.4M | —Held | Q2 2026 | |
| 13 | First Trust Capital Management L.P. | 445K | $4.8M | —Held | Q2 2026 | |
| 14 | Aristeia Capital, L.L.C. | 336K | $3.6M | —Held | Q2 2026 | |
| 15 | Westchester Capital Management, LLC | 325K | $3.5M | —Held | Q2 2026 | |
| 16 | Rivernorth Capital Management, LLC | 300K | $3.2M | —Held | Q2 2026 | |
| 17 | Context Capital Management, LLC | 263K | $2.8M | —Held | Q2 2026 | |
| 18 | Moore Capital Management, LP | 250K | $2.7M | —Held | Q2 2026 | |
| 19 | Shaolin Capital Management LLC | 241K | $2.6M | ▼−14% Reduced · −39K sh | Q2 2026 | |
| 20 | Radcliffe Capital Management, L.P. | 227K | $2.5M | —Held | Q2 2026 | |
| 21 | Wealthspring Capital LLC | 208K | $2.2M | —Held | Q2 2026 | |
| 22 | Quarry LP | 200K | $2.2M | ▲+41% Added · +58K sh | Q2 2026 | |
| 23 | Millennium Management LLC | 200K | $2.1M | —Held | Q1 2026 | |
| 24 | Toronto Dominion Bank | 175K | $1.9M | ▲+11% Added · +17K sh | Q1 2026 | |
| 25 | Mangrove Partners Im, LLC | 157K | $1.7M | —Held | Q2 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, 4 funds opened a new position in SBXD and 4 added to an existing one, while 6 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 |
|---|---|---|
| Soulpower Acquisition Co-ASOUL | 27 funds | $164.0M |
| Cantor Equity Partners-CL ACEPF | 27 funds | $163.9M |
| Sizzle Acquisition Corp-CL ASZZL | 27 funds | $145.7M |
| Axiom Intelligence-CL AAXIN | 27 funds | $121.3M |
| Republic Digital Acquis-CL ARDAG | 26 funds | $154.3M |
| Inflection Point Acquisiti-AIPCX | 26 funds | $145.1M |
| Wen Acquisition Corp-AWENN | 26 funds | $137.4M |
| Cal Redwood Acquisit-CL ACRAQ | 26 funds | $135.7M |
| Cantor Equity Partners-CL ACEPV | 26 funds | $96.0M |
| Eqv Ventures Acquisition C-AEVAC | 25 funds | $182.0M |
| Siddhi Acquisition Corp-ASDHI | 25 funds | $173.9M |
| Apex Treasury Corp-CL AAPXT | 25 funds | $147.4M |
Ranked by how many of SBXD's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in SBXD.
No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.
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 | 5 | 9 | – |
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.
| Class | 13F holders | Value held |
|---|---|---|
| SBXDthis pageSHSCL | 43 funds | $169.4M |
| SBXD/WSWarrant | 27 funds | $1.0M |
| G81354113UNIT 99/99/9999 | 2 funds | $105K |
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 SBXD
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/SBXD/capital-change-brief"
Use Arkolith's capital_change_brief for SBXD. 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 SBXD. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.