Among active 13F managers last quarter, 6 opened and 16 added, while 13 reduced; the largest holder to move was Ursa Fund Management, LLC (+155%). Over the last 180 days, 16 insiders bought and none sold, a net +$4.8M in open-market trades.
Funds lean in and no leg opposes.
113 tracked 13F filers disclose a position in CLBK as of the latest SEC 13F filings, a combined $316.7M 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 | BlackRock, Inc. | 2.4M | $51.9M | ▲+5.9% Added · +136K sh | Q2 2026 | |
| 2 | Dimensional Fund Advisors LP | 2.0M | $35.7M | ▲+2.6% Added · +52K sh | Q1 2026 | |
| 3 | Ursa Fund Management, LLC | 1.3M | $27.1M | ▲+155% Added · +776K sh | Q2 2026 | |
| 4 | State Street Corp | 1.2M | $26.0M | ▲+33% Added · +307K sh | Q2 2026 | |
| 5 | Vanguard Capital Management LLC | 1.2M | $24.9M | ▼−2.1% Reduced · −26K sh | Q2 2026 | |
| 6 | Vanguard Portfolio Management LLC | 1.1M | $23.8M | ▲+2.8% Added · +30K sh | Q2 2026 | |
| 7 | Geode Capital Management, LLC | 786K | $16.7M | ▲+3.8% Added · +29K sh | Q2 2026 | |
| 8 | Renaissance Technologies LLC | 676K | $11.8M | ▲+12% Added · +72K sh | Q1 2026 | |
| 9 | One Fin Capital Management LP | 580K | $12.3M | ▲New +580K sh | Q2 2026 | |
| 10 | Weiss Asset Management LP | 505K | $10.7M | ▲New +505K sh | Q2 2026 | |
| 11 | Morgan Stanley | 354K | $6.2M | ▲+26% Added · +72K sh | Q1 2026 | |
| 12 | Northern Trust Corp | 243K | $4.2M | ▲+2.4% Added · +6K sh | Q1 2026 | |
| 13 | D. E. Shaw & Co., Inc. | 229K | $4.0M | ▲+10% Added · +21K sh | Q1 2026 | |
| 14 | Charles Schwab Investment Management Inc | 222K | $3.9M | ▼−3.5% Reduced · −8K sh | Q1 2026 | |
| 15 | Citadel Advisors LLC | 188K | $4.0M | ▲+219% Added · +129K sh | Q2 2026 | |
| 16 | Vanguard Fiduciary Trust Co | 179K | $3.8M | ▲+1.6% Added · +3K sh | Q2 2026 | |
| 17 | Creative Planning | 178K | $3.1M | ▼−4.0% Reduced · −7K sh | Q1 2026 | |
| 18 | Goldman Sachs Group Inc | 171K | $3.0M | ▼−4.7% Reduced · −8K sh | Q1 2026 | |
| 19 | Two Sigma Investments, LP | 144K | $2.5M | ▲+2.7% Added · +4K sh | Q1 2026 | |
| 20 | Peak6 LLC | 127K | $2.7M | ▲New +127K sh | Q2 2026 | |
| 21 | Bank of New York Mellon Corp | 107K | $1.9M | ▼−2.6% Reduced · −3K sh | Q1 2026 | |
| 22 | UBS Group AG | 104K | $1.8M | ▲+48% Added · +34K sh | Q1 2026 | |
| 23 | Citigroup Inc | 103K | $1.8M | ▲+20% Added · +17K sh | Q1 2026 | |
| 24 | Mangrove Partners Im, LLC | 101K | $2.1M | —Held | Q2 2026 | |
| 25 | Minerva Advisors LLC | 89K | $1.9M | ▲+164% Added · +56K sh | 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, 6 funds opened a new position in CLBK and 16 added to an existing one, while 13 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 |
|---|---|---|
| Microsoft CorpMSFT | 46 funds | $122.4B |
| Nvidia CorpNVDA | 45 funds | $207.9B |
| Alphabet Inc-CL AGOOGL | 45 funds | $80.3B |
| Eli Lilly & CoLLY | 45 funds | $44.1B |
| Micron Technology IncMU | 45 funds | $31.9B |
| Costco Wholesale CorpCOST | 45 funds | $17.4B |
| Bank Of America CorpBAC | 45 funds | $12.7B |
| Accenture PLC-CL AACN | 45 funds | $3.8B |
| Tesla IncTSLA | 44 funds | $35.3B |
| Mastercard Inc - AMA | 44 funds | $28.4B |
| Walmart IncWMT | 44 funds | $14.4B |
| Chevron CorpCVX | 44 funds | $11.1B |
Ranked by how many of CLBK's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in CLBK.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 3, 2026 | Holland Noel R. | Director | Buy (P) | 20 | $234 |
| Jul 20, 2026 | Kuiken James Michael | Director | Buy (P) | 10K | $100K |
| Jul 20, 2026 | Rinaldi Mayra Liseth | EVP, Corp Governance & Culture | Buy (P) 5 lots, same day | 10K | $103K |
| Jul 20, 2026 | Gibney Dennis E. | 1st Sr. EVP, CBO, Director | Buy (P) 3 lots, same day | 45K | $445K |
| Jul 20, 2026 | Van Dyk Robert | Director | Buy (P) | 25K | $250K |
| Jul 20, 2026 | Wainwright Jim Hobart | Director | Buy (P) | 10K | $100K |
| Jul 20, 2026 | Massood Michael Jr. | Director | Buy (P) 2 lots, same day | 25K | $250K |
| Jul 20, 2026 | Lewis Oliver Edward Jr | SEVP & Head Commercial Banking | Buy (P) 2 lots, same day | 15K | $150K |
| Jul 20, 2026 | Klein Steven M | Sr. EVP, COO, Director | Buy (P) | 50K | $500K |
| Jul 20, 2026 | Randall Elizabeth E. | Director | Buy (P) 3 lots, same day | 50K | $500K |
| Jul 20, 2026 | Sorrentini Lucy | Director | Buy (P) | 20K | $200K |
| Jul 20, 2026 | Klimowich John | SEVP & Chief Risk Officer | Buy (P) 2 lots, same day | 35K | $350K |
One row per insider, day and transaction code; shares and value are summed across the lots. Every lot is on the full insider page and in the filing.
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 | 37 | 33 | – |
Insiders Form 4 open-market | 16 | 0 | +$4.8M |
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 CLBK
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/CLBK/capital-change-brief"
Use Arkolith's capital_change_brief for CLBK. 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 CLBK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.