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/ACTG/capital-change-brief"
Use Arkolith's capital_change_brief for ACTG. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | Starboard Value LP | $294.0M | 61.1M | —Held | Q1 2026 | |
| 2 | STATE STREET CORP | $14.9M | 3.1M | ▼−1.3% Reduced · −41K sh | Q1 2026 | |
| 3 | DIMENSIONAL FUND ADVISORS LP | $13.7M | 2.9M | ▲+3.4% Added · +95K sh | Q1 2026 | |
| 4 | BlackRock, Inc. | $11.6M | 2.4M | ▲+1.8% Added · +43K sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $7.7M | 1.6M | ▲New +1.6M sh | Q1 2026 | |
| 6 | RENAISSANCE TECHNOLOGIES LLC | $6.8M | 1.4M | ▲+0.9% Added · +12K sh | Q1 2026 | |
| 7 | Krilogy Financial LLC | $5.6M | 1.1M | ▼−9.3% Reduced · −116K sh | Q1 2026 | |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $4.1M | 858K | ▲+1.3% Added · +11K sh | Q1 2026 | |
| 9 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | $2.9M | 604K | ▲+37% Added · +162K sh | Q1 2026 | |
| 10 | GOLDMAN SACHS GROUP INC | $2.8M | 584K | ▲+89% Added · +275K sh | Q1 2026 | |
| 11 | AMERICAN CENTURY COMPANIES INC | $2.5M | 511K | ▲+3.7% Added · +18K sh | Q1 2026 | |
| 12 | Tidal Investments LLC | $2.1M | 437K | —Held | Q1 2026 | |
| 13 | Empowered Funds, LLC | $1.6M | 340K | ▲New +340K sh | Q1 2026 | |
| 14 | MORGAN STANLEY | $1.3M | 277K | ▼−38% Reduced · −166K sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $1.3M | 270K | ▲+11% Added · +27K sh | Q1 2026 | |
| 16 | VANGUARD PORTFOLIO MANAGEMENT LLC | $1.3M | 262K | ▲New +262K sh | Q1 2026 | |
| 17 | VANGUARD FIDUCIARY TRUST CO | $1.1M | 221K | ▲New +221K sh | Q1 2026 | |
| 18 | CITADEL ADVISORS LLC | $950K | 198K | ▼−40% Reduced · −134K sh | Q1 2026 | |
| 19 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $944K | 196K | ▲+41% Added · +57K sh | Q1 2026 | |
| 20 | FRANKLIN RESOURCES INC | $891K | 185K | ▲New +185K sh | Q1 2026 | |
| 21 | JANE STREET GROUP, LLC | $844K | 175K | ▲+233% Added · +123K sh | Q1 2026 | |
| 22 | Marquette Asset Management, LLC | $627K | 134K | ▼−10% Reduced · −15K sh | Q2 2026 | |
| 23 | MARSHALL WACE, LLP | $559K | 116K | ▲+239% Added · +82K sh | Q1 2026 | |
| 24 | UBS Group AG | $558K | 116K | ▼−6.4% Reduced · −8K sh | Q1 2026 | |
| 25 | JPMORGAN CHASE & CO | $561K | 116K | ▼−17% Reduced · −24K 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 30, 2026 | Molinelli Gavin | Director | Grant (A) | 6K | $30K |
| Jun 23, 2026 | Molinelli Gavin | Director | Grant (A) | 25K | $0 |
| Jun 23, 2026 | Sundar Ajay | Insider | Grant (A) | 4K | $20K |
| Jun 23, 2026 | OCONNELL MAUREEN | Director | Grant (A) | 25K | $0 |
| Jun 23, 2026 | FELMAN MICHELLE | Director | Grant (A) | 25K | $0 |
| Jun 23, 2026 | Kohlberg Isaac T. | Director | Grant (A) | 25K | $0 |
| Jun 8, 2026 | McNulty Martin D. Jr. | Chief Executive Officer, Director | Tax withholding (F) | 287K | $1.3M |
| Jun 8, 2026 | Soncini Jason W. | General Counsel | Tax withholding (F) | 49K | $226K |
| Jun 8, 2026 | Rasamny Robert | Chief Administrative Officer | Tax withholding (F) | 28K | $131K |
| Jun 5, 2026 | McNulty Martin D. Jr. | Chief Executive Officer, Director | Grant (A) | 539K | $0 |
| Jun 5, 2026 | Soncini Jason W. | General Counsel | Grant (A) | 93K | $0 |
| Jun 5, 2026 | Rasamny Robert | Chief Administrative Officer | Grant (A) | 60K | $0 |
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 28 funds | $7.1B |
| MICROSOFT CORPMSFT | 28 funds | $6.9B |
| VISA INC-CLASS A SHARESV | 28 funds | $1.7B |
| TERADYNE INCTER | 28 funds | $894.1M |
| LUMENTUM HOLDINGS INCLITE | 28 funds | $359.2M |
| ALPHABET INC-CL AGOOGL | 27 funds | $4.9B |
| BROADCOM INCAVGO | 27 funds | $4.8B |
| META PLATFORMS INC-CLASS AMETA | 27 funds | $4.1B |
| ELI LILLY & COLLY | 27 funds | $2.1B |
| COSTCO WHOLESALE CORPCOST | 27 funds | $1.8B |
| APPLIED MATERIALS INCAMAT | 27 funds | $1.7B |
| ADVANCED MICRO DEVICESAMD | 27 funds | $1.5B |
Ranked by how many of ACTG's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ACTG. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.