Willscot Mobile Mini Holdings Corp
Ownership
Ownership Structure
Who owns Willscot Mobile Mini Holdings Corp (WSC)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 97.3% of the shares are freely tradable; institutional investors hold 123.8%.
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| FMR Inc | 14.98 | 27,149,179 | +0.2 | 06/30/2026 |
| BlackRock Inc | 11.67 | 21,139,446 | -1.5 | 06/30/2026 |
| Vanguard Portfolio Management, LLC | 5.10 | 9,232,893 | -0.4 | 06/30/2026 |
| JPMorgan Chase & Co | 4.62 | 8,379,252 | -17.4 | 06/30/2026 |
| Vanguard Capital Management, LLC | 4.33 | 7,853,508 | -0.3 | 06/30/2026 |
| State Street Corp | 3.32 | 6,011,909 | +2.5 | 06/30/2026 |
| T. Rowe Price Investment Management,Inc. | 3.11 | 5,630,140 | -17.7 | 06/30/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 5.95 | 10,789,225 | +0.0 | 09/30/2026 |
| Fidelity Low-Priced Stock | 3.05 | 5,530,812 | +0.0 | 07/31/2026 |
| Vanguard MStar Total Stk Mkt Idx Invest | 3.03 | 5,486,823 | +0.3 | 09/30/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Insider holdings
| Person | Role | Shares | Value | As of | Type |
|---|---|---|---|---|---|
| Jackman Worthing | Director | 25,570 | 493,501 $ | Sep 4, 2026 | direct |
| Slager Donald W | Director | 6,397 | 123,462 $ | Oct 7, 2026 | direct |
Holdings as of each person's most recent SEC Form 4 filing — excluding options and RSUs, which are not shares yet. Holdings may have changed between two filings.
Insiders
Insider Transactions
| Date | Person | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | Slager Donald W | Director | Other | 6,397 | 0.00 | – |
| Sep 4, 2026 | Jackman Worthing | Director | Other | 10,736 | 19.98 | 214,505 |
| Sep 4, 2026 | Jackman Worthing | Director | Other | 25,652 | – | – |
Reportable transactions by officers and major shareholders from SEC Form 4 filings. "Other" includes things like stock grants and option exercises without a buy/sell character. View all insider transactions →
Data as of: November 4, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.