ARB · Insider trading · 13F holders · Congress trades
Arbitrage Fds (ARB)
Who is buying and selling ARB: company insiders on SEC Form 4, hedge funds and superinvestors on Form 13F, and members of Congress under the STOCK Act. Every figure links to the filing or page it comes from.
- 13F filers holding
- 4
- Insider buys, 90 days
- $0
- Insider sales, 90 days
- $0
- Congress trades, 12 months
- 0
ARB at a glance
- No open-market insider purchases or sales of ARB were filed in the last 90 days.
- 4 13F filers hold ARB among their 50 largest positions, worth $27.6M combined. The biggest bets by portfolio weight are Legend Financial Advisors, Inc. (3.2%), Collaborative Fund Advisors, LLC (1.3%) and Cantor Fitzgerald Investment Advisors L.P. (1.3%).
- No member of Congress has disclosed a trade in ARB.
ARB insider trading
No open-market insider purchases or sales of ARB were filed in the last 90 days.
Who owns ARB? Hedge funds and superinvestors
4 13F filers hold ARB among their 50 largest positions, worth $27.6M combined. The biggest bets by portfolio weight are Legend Financial Advisors, Inc. (3.2%), Collaborative Fund Advisors, LLC (1.3%) and Cantor Fitzgerald Investment Advisors L.P. (1.3%).
| Manager | % of portfolio | Value | Shares | Last quarter | 13F |
|---|---|---|---|---|---|
| Cantor Fitzgerald Investment Advisors L.P.Mutual fund manager | 1.3% | $18.6M | 620,955 | — | Q3 2026 |
| Legend Financial Advisors, Inc.Wealth manager | 3.2% | $5.6M | 189,058 | +0.9% shares | Q2 2026 |
| Collaborative Fund Advisors, LLCMutual fund manager | 1.3% | $2.3M | 75,953 | — | Q2 2026 |
| Sonoma Allocations LLCWealth manager | 0.4% | $1.2M | 39,941 | -33.1% shares | Q2 2026 |
Each manager counts with its latest 13F (Q3 2026: 1, Q2 2026: 3). Screen ARB in the grand portfolio →
ARB stock trades by members of Congress
No member of Congress has disclosed a trade in ARB.
ARB questions and answers
Are insiders buying ARB stock?
No open-market insider purchases or sales of ARB were filed in the last 90 days.
Which hedge funds own ARB?
4 13F filers hold ARB among their 50 largest positions, worth $27.6M combined. The biggest bets by portfolio weight are Legend Financial Advisors, Inc. (3.2%), Collaborative Fund Advisors, LLC (1.3%) and Cantor Fitzgerald Investment Advisors L.P. (1.3%).
Has Congress traded ARB?
No member of Congress has disclosed a trade in ARB.
Who is the largest holder of ARB?
Among 13F filers, Cantor Fitzgerald Investment Advisors L.P. reports the largest ARB position, $18.6M (620,955 shares) in its Q3 2026 13F. The biggest bet by portfolio weight is Legend Financial Advisors, Inc.'s: 3.2% of its portfolio.
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