Among active 13F managers last quarter, 9 opened and 23 added, while 12 reduced; the largest holder to move was Vaughan Nelson Investment Management, L.P. (+23%). Over the last 180 days, 1 insider sold and 2 insiders bought, a net -$150K in open-market trades.
The legs disagree, or only one of them leans.
282 tracked 13F filers disclose a position in NWN as of the latest SEC 13F filings, a combined $1.6B 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. | 6.7M | $329.2M | ▲+5.1% Added · +327K sh | Q2 2026 | |
| 2 | Vanguard Portfolio Management LLC | 2.7M | $134.2M | ▲+4.1% Added · +107K sh | Q2 2026 | |
| 3 | Vanguard Capital Management LLC | 1.9M | $93.2M | ▲+3.7% Added · +67K sh | Q2 2026 | |
| 4 | State Street Corp | 1.7M | $84.9M | ▲+7.8% Added · +126K sh | Q2 2026 | |
| 5 | Vaughan Nelson Investment Management, L.P. | 1.5M | $71.6M | ▲+23% Added · +271K sh | Q2 2026 | |
| 6 | Geode Capital Management, LLC | 1.2M | $60.2M | ▲+19% Added · +195K sh | Q2 2026 | |
| 7 | Morgan Stanley | 831K | $44.2M | ▼−9.0% Reduced · −83K sh | Q1 2026 | |
| 8 | First Trust Advisors LP | 756K | $40.2M | ▼−12% Reduced · −104K sh | Q1 2026 | |
| 9 | Dimensional Fund Advisors LP | 744K | $39.6M | ▲+2.6% Added · +19K sh | Q1 2026 | |
| 10 | Goldman Sachs Group Inc | 656K | $34.9M | ▲+12% Added · +69K sh | Q1 2026 | |
| 11 | Duff & Phelps Investment Management Co | 613K | $32.6M | ▼−28% Reduced · −244K sh | Q1 2026 | |
| 12 | Charles Schwab Investment Management Inc | 583K | $31.0M | ▼−2.2% Reduced · −13K sh | Q1 2026 | |
| 13 | Gabelli Funds LLC | 520K | $27.7M | —Held | Q1 2026 | |
| 14 | Nuveen, LLC | 503K | $26.7M | ▲+75% Added · +216K sh | Q1 2026 | |
| 15 | Bank of New York Mellon Corp | 476K | $25.4M | ▼−1.5% Reduced · −7K sh | Q1 2026 | |
| 16 | William Blair Investment Management, LLC | 469K | $23.0M | ▼−21% Reduced · −125K sh | Q2 2026 | |
| 17 | Northern Trust Corp | 456K | $24.3M | ▲+4.1% Added · +18K sh | Q1 2026 | |
| 18 | Victory Capital Management Inc | 418K | $22.2M | ▲+161% Added · +258K sh | Q1 2026 | |
| 19 | MetLife Investment Management, LLC | 374K | $18.4M | ▲+1.0% Added · +4K sh | Q2 2026 | |
| 20 | Gamco Investors, Inc. Et Al | 364K | $19.4M | —Held | Q1 2026 | |
| 21 | Mirae Asset Global Etfs Holdings Ltd. | 312K | $16.6M | ▼−13% Reduced · −48K sh | Q1 2026 | |
| 22 | Vanguard Fiduciary Trust Co | 280K | $13.7M | ▲+4.7% Added · +13K sh | Q2 2026 | |
| 23 | Hotchkis & Wiley Capital Management LLC | 276K | $13.5M | ▲+2.3% Added · +6K sh | Q2 2026 | |
| 24 | Two Sigma Investments, LP | 273K | $14.5M | ▲+370% Added · +215K sh | Q1 2026 | |
| 25 | Glenmede Trust Co Na | 258K | $12.6M | ▼−3.8% Reduced · −10K 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, 9 funds opened a new position in NWN and 23 added to an existing one, while 12 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 | 155 funds | $212.5B |
| Amazon.com IncAMZN | 153 funds | $167.4B |
| Nvidia CorpNVDA | 152 funds | $356.3B |
| Meta Platforms Inc-Class AMETA | 150 funds | $93.4B |
| Alphabet Inc-CL AGOOGL | 149 funds | $144.0B |
| Apple IncAAPL | 148 funds | $245.1B |
| Eli Lilly & CoLLY | 148 funds | $74.2B |
| Visa Inc-Class A SharesV | 148 funds | $50.4B |
| Unitedhealth Group IncUNH | 148 funds | $27.8B |
| Broadcom IncAVGO | 147 funds | $145.5B |
| JPMorgan Chase & CoJPM | 147 funds | $48.2B |
| Alphabet Inc-CL CGOOG | 146 funds | $109.3B |
Ranked by how many of NWN's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in NWN.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 18, 2026 | Anderson David Hugo | Director | Sell (S) | 2K | $76K |
| Jul 20, 2026 | Anderson David Hugo | Director | Sell (S) | 2K | $77K |
| Jun 26, 2026 | Anderson David Hugo | Director | Sell (S) | 2K | $76K |
| May 12, 2026 | Bragdon Peter J | Director | Buy (P) | 400 | $20K |
| May 7, 2026 | Palfreyman Justin | President & CEO, Director | Buy (P) | 1K | $60K |
| Mar 23, 2026 | Weber David A. | VP, Gas Supply | Sell (S) | 2K | $89K |
| Mar 5, 2026 | Kravitz Zachary D | VP, Regulatory Affairs and | Sell (S) 2 lots, same day | 1 | $56 |
| Mar 5, 2026 | Weber David A. | VP, Gas Supply | Sell (S) | 1 | $32 |
| Mar 5, 2026 | Karney Joseph S | VP, Eng. & Utility Operations | Sell (S) 2 lots, same day | 1 | $60 |
| Mar 5, 2026 | Rush Kimberly Heiting | President | Sell (S) 2 lots, same day | 1 | $61 |
| Mar 5, 2026 | Rogers Melinda B. | VP, Chief HR and | Sell (S) | 0 | $7 |
| Dec 22, 2025 | Saathoff MardiLyn | Gen'l Counsel, CCO & SVP, Reg | Sell (S) 2 lots, same day | 1 | $53 |
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 | 50 | 36 | – |
Insiders Form 4 open-market | 2 | 1 | -$150K |
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 NWN
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/NWN/capital-change-brief"
Use Arkolith's capital_change_brief for NWN. 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 NWN. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.