>_ alternatives to Flock
7 research tools that do a similar job to Flock, with the facts side-by-side.
See full data, pricing and features on the Flock profile page.
the tool you're replacing
Flock— Parses SEC 13F holdings and Form 4 insider transactions with quarter-over-quarter deltas, raises alerts when both filings converge on the same security, and delivers the dataset via API with redistribution rights for Indian disclosure regis
| tool | best for | pricing | plans | who uses it |
|---|---|---|---|---|
| Flock (this tool) | Defines and alerts when 13F increases and Form 4 purchases land on same security | FREE-$$$ free tier | — | — |
| OpenInsider | monitoring insider buying and selling patterns in us equities to generate trading ideas | FREE free tier | — | Retail |
| Vestara | retail investors monitoring insider trades for conviction signals in u.s. equities. | $$ | Vestara Pro $29/mo | Retail |
| WhaleWisdom | tracking hedge fund and institutional investor positions using sec filing data. | FREE-$$ free tier | — | Retail |
| WiseSignal | investors seeking context-rich insider buying signals on us equities, with ai synthesis and live performance tracking on filtered selections. | $ | WiseSignal $39 per month | Retail |
| StockDrifts | serious investors who want to consolidate fundamental research, track foreign insider activity, and receive real-time ai-analyzed alerts on filings and news. | $-$$ | PRO $49/month (annual: $20/month) · ULTRA $99/month (annual: $69/month) · INSTITUTIONAL contact sales | Retail |
| Rockwood Research | tracking institutional investor holdings and special-situation corporate events directly from sec filings | FREE free tier | Free $0 | Retail |
| Alpha-File | tracking specific hedge funds, mutual funds, and activist investors to see their quarterly position changes and portfolio evolution | FREE free tier | — | Retail, Hedge Fund, Mutual Fund, Investment Bank, RIA, Family Office |
free alternatives to Flock
- OpenInsider — monitoring insider buying and selling patterns in us equities to generate trading ideas
- WhaleWisdom — tracking hedge fund and institutional investor positions using sec filing data.
- Rockwood Research — tracking institutional investor holdings and special-situation corporate events directly from sec filings · Free $0
- Alpha-File — tracking specific hedge funds, mutual funds, and activist investors to see their quarterly position changes and portfolio evolution
- OpenInsider— Tracks SEC Form 4 insider trading filings in real-time with screeners for cluster buys, officer purchases, and penny stock insider activity
- Vestara— Track SEC insider trades, filter the noise, and find high-conviction signals backed by real money. Not hype.
- WhaleWisdom— Tracks institutional investor 13F filings, insider transactions, 13D/13G disclosures, and mutual fund holdings with backtesting and portfolio replication tools
- WiseSignal— Enriches SEC Form 4 insider purchases with 70+ data points, AI synthesis, filterable dimensions, and tracked returns from filing date to surface high-conviction buys.
- StockDrifts— Aggregates SEC filings, earnings transcripts, analyst ratings, institutional holdings, and global insider trades with AI-powered analysis and sub-second alerts.
- Rockwood Research— Displays 13F filings from SEC EDGAR weighted against actual AUM with a weekly event monitor of special-situation corporate filings.
- Alpha-File— Tracks hedge fund, mutual fund, and activist investor holdings aggregated from 13F, N-PORT, and beneficial-ownership filings across multiple sources