198 tracked 13F filers disclose a position in STC as of the latest SEC 13F filings, a combined $1.7B 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 | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $315.7M | 5.1M | ▲+7.3% Added · +350K sh | Q1 2026 | |
| 2 | FMR LLC | $168.4M | 2.7M | ▲+0.7% Added · +19K sh | Q1 2026 | |
| 3 | Neuberger Berman Group LLC | $158.2M | 2.6M | ▲+19% Added · +418K sh | Q1 2026 | |
| 4 | DIMENSIONAL FUND ADVISORS LP | $95.0M | 1.5M | ▲+0.1% Added · +2K sh | Q1 2026 | |
| 5 | Allspring Global Investments Holdings, LLC | $90.9M | 1.5M | ▼−8.4% Reduced · −137K sh | Q1 2026 | |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | $81.9M | 1.3M | →First observed position No prior filed position | Q1 2026 | |
| 7 | STATE STREET CORP | $79.9M | 1.3M | ▲+5.1% Added · +63K sh | Q1 2026 | |
| 8 | MILLENNIUM MANAGEMENT LLC | $49.8M | 808K | ▲+15% Added · +107K sh | Q1 2026 | |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $45.4M | 737K | ▲+11% Added · +74K sh | Q1 2026 | |
| 10 | COOKE & BIELER LP | $38.7M | 629K | ▲+12% Added · +66K sh | Q1 2026 | |
| 11 | VANGUARD PORTFOLIO MANAGEMENT LLC | $37.3M | 606K | →First observed position No prior filed position | Q1 2026 | |
| 12 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $30.7M | 499K | ▼−0.1% Reduced · −671 sh | Q1 2026 | |
| 13 | CITADEL ADVISORS LLC | $29.9M | 485K | ▲+50% Added · +161K sh | Q1 2026 | |
| 14 | GOLDMAN SACHS GROUP INC | $27.3M | 444K | ▼−6.7% Reduced · −32K sh | Q1 2026 | |
| 15 | DAVENPORT & Co LLC | $27.5M | 417K | ▲+6.7% Added · +26K sh | Q2 2026 | |
| 16 | VICTORY CAPITAL MANAGEMENT INC | $22.2M | 361K | ▼−51% Reduced · −377K sh | Q1 2026 | |
| 17 | NORTHERN TRUST CORP | $21.7M | 352K | ▲+9.0% Added · +29K sh | Q1 2026 | |
| 18 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | $20.9M | 339K | ▼−4.3% Reduced · −15K sh | Q1 2026 | |
| 19 | MORGAN STANLEY | $19.8M | 322K | ▼−8.1% Reduced · −28K sh | Q1 2026 | |
| 20 | Bank of New York Mellon Corp | $16.1M | 262K | ▲+1.7% Added · +4K sh | Q1 2026 | |
| 21 | Tributary Capital Management, LLC | $16.5M | 250K | ▼−2.9% Reduced · −7K sh | Q2 2026 | |
| 22 | Zimmer Partners, LP | $15.1M | 246K | ▼−31% Reduced · −108K sh | Q1 2026 | |
| 23 | Nuveen, LLC | $14.1M | 230K | ▲+44% Added · +70K sh | Q1 2026 | |
| 24 | BANK OF AMERICA CORP /DE/ | $13.3M | 215K | ▲+1.2% Added · +3K sh | Q1 2026 | |
| 25 | Rockefeller Capital Management L.P. | $13.2M | 214K | ▲+0.4% Added · +881 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, 6 funds opened a new position in STC and 28 added to an existing one, while 13 reduced and 0 exited entirely — 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 | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 75 funds | $33.2B |
| NVIDIA CORPNVDA | 71 funds | $48.5B |
| ALPHABET INC-CL AGOOGL | 71 funds | $21.4B |
| ALPHABET INC-CL CGOOG | 70 funds | $16.6B |
| META PLATFORMS INC-CLASS AMETA | 70 funds | $16.6B |
| ELI LILLY & COLLY | 70 funds | $8.2B |
| UNITEDHEALTH GROUP INCUNH | 70 funds | $3.2B |
| MORGAN STANLEYMS | 70 funds | $2.7B |
| AUTOMATIC DATA PROCESSINGADP | 70 funds | $2.1B |
| AMAZON.COM INCAMZN | 69 funds | $27.9B |
| BROADCOM INCAVGO | 69 funds | $16.8B |
| VISA INC-CLASS A SHARESV | 69 funds | $7.1B |
Ranked by how many of STC's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jun 1, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 230 | $15K |
| Jun 1, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 758 | $48K |
| Jun 1, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 12 | $766 |
| Apr 24, 2026 | Hisey David C | Chief Financial Officer | Sell (S) | 6K | $401K |
| Apr 24, 2026 | Hisey David C | Chief Financial Officer | Sell (S) | 5K | $383K |
| Mar 12, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 464 | $29K |
| Mar 12, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 236 | $15K |
| Mar 11, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 200 | $13K |
| Mar 11, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 100 | $6K |
| Mar 10, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 583 | $38K |
| Mar 10, 2026 | BRADLEY C ALLEN JR | Director | Buy (P) | 417 | $27K |
| Jul 28, 2025 | Rable Brad | Group President | Sell (S) | 6K | $372K |
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/STC/capital-change-brief"
Use Arkolith's capital_change_brief for STC. 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 STC. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.