Among active 13F managers last quarter, 4 opened and 3 added, while 1 reduced; the largest holder to move was Heights Capital Management, Inc (−43%). Over the last 180 days, 1 insider bought and 2 insiders sold, a net +$14K in open-market trades.
Funds lean in and no leg opposes.
46 tracked 13F filers disclose a position in GWH as of the latest SEC 13F filings, a combined $4.3M 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 | Alyeska Investment Group, L.P. | 1.4M | $1.3M | —Held | Q2 2026 | |
| 2 | Vanguard Capital Management LLC | 639K | $607K | ▲+0.7% Added · +4K sh | Q2 2026 | |
| 3 | Arosa Capital Management LP | 550K | $523K | ▼−40% Reduced · −360K sh | Q2 2026 | |
| 4 | Heights Capital Management, Inc | 549K | $521K | ▼−43% Reduced · −415K sh | Q2 2026 | |
| 5 | Shay Capital LLC | 210K | $200K | ▲+17% Added · +30K sh | Q2 2026 | |
| 6 | Geode Capital Management, LLC | 210K | $200K | ▼−6.0% Reduced · −14K sh | Q2 2026 | |
| 7 | UBS Group AG | 149K | $175K | ▲+234% Added · +105K sh | Q1 2026 | |
| 8 | BlackRock, Inc. | 134K | $127K | ▲+166% Added · +83K sh | Q2 2026 | |
| 9 | Vanguard Fiduciary Trust Co | 130K | $123K | ▲+87% Added · +60K sh | Q2 2026 | |
| 10 | Green Alpha Advisors, LLC | 116K | $110K | ▲+1.0% Added · +1K sh | Q2 2026 | |
| 11 | Pathstone Holdings, LLC | 89K | $85K | ▲+1.8% Added · +2K sh | Q2 2026 | |
| 12 | FMR LLC | 52K | $50K | ▼~0% Reduced · −4 sh | Q2 2026 | |
| 13 | State Street Corp | 47K | $45K | —Held | Q2 2026 | |
| 14 | JPMorgan Chase & Co | 32K | $35K | ▼−58% Reduced · −43K sh | Q1 2026 | |
| 15 | Northern Trust Corp | 31K | $37K | ▲+196% Added · +21K sh | Q1 2026 | |
| 16 | PKS Advisory Services, LLC | 24K | $23K | ▲New +24K sh | Q2 2026 | |
| 17 | Bridgeway Capital Management, LLC | 20K | $19K | —Held | Q2 2026 | |
| 18 | Primoris Wealth Advisors, LLC | 17K | $16K | —Held | Q2 2026 | |
| 19 | LPL Financial LLC | 14K | $17K | ▲+1.3% Added · +192 sh | Q1 2026 | |
| 20 | Osaic Holdings, Inc. | 6K | $7K | ▲+2.2% Added · +133 sh | Q1 2026 | |
| 21 | Morgan Stanley | 5K | $5K | ▲+120% Added · +3K sh | Q1 2026 | |
| 22 | Golden State Wealth Management, LLC | 3K | $3K | —Held | Q2 2026 | |
| 23 | Rockefeller Capital Management L.P. | 2K | $2K | ▲New +2K sh | Q1 2026 | |
| 24 | Vanguard Global Advisers, LLC | 1K | $1K | —Held | Q2 2026 | |
| 25 | Parkside Financial Bank & Trust | 1K | $950 | ▲+329% Added · +767 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, 4 funds opened a new position in GWH and 3 added to an existing one, while 1 reduced. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 21, 2026 | Suhadolnik Kate Eileen | Chief Financial Officer | Sell (S) | 4K | $2K |
| Aug 21, 2026 | Goodman Kelly F. | SEE REMARKS | Sell (S) | 5K | $2K |
| Jun 4, 2026 | Buckley Drew P | CEO, Director | Buy (P) | 25K | $26K |
| May 22, 2026 | Goodman Kelly F. | SEE REMARKS | Sell (S) | 3K | $3K |
| May 22, 2026 | Suhadolnik Kate Eileen | Chief Financial Officer | Sell (S) | 2K | $2K |
| May 21, 2026 | Goodman Kelly F. | SEE REMARKS | Sell (S) | 2K | $2K |
| May 21, 2026 | Suhadolnik Kate Eileen | Chief Financial Officer | Sell (S) | 2K | $2K |
| Feb 20, 2026 | Goodman Kelly F. | SEE REMARKS | Sell (S) | 2K | $3K |
| Feb 20, 2026 | Suhadolnik Kate Eileen | Chief Financial Officer | Sell (S) | 741 | $1K |
| Nov 18, 2024 | Dresselhuys Eric P. | Chief Executive Officer, Director | Buy (P) | 1K | $5K |
| Sep 11, 2024 | Nijhawan Sandeep | Director | Sell (S) | 7K | $40K |
| Aug 30, 2024 | Teamey Kyle | Director | Buy (P) | 142 | $956 |
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 | 15 | 7 | – |
Insiders Form 4 open-market | 1 | 2 | +$14K |
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.
No filings captured for this ticker in the live stream yet.
Connected entities for GWH
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/GWH/capital-change-brief"
Use Arkolith's capital_change_brief for GWH. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + the live filing stream, joined for GWH. Filings are public domain, sourced to SEC EDGAR.