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RALLYBIO CORP
RLYB
Holders
2
Combined Value
$6.11M
Combined Shares
680,874
Current Price
$15.92
52W High
$17.57
vs 52W High
−9.4%
Held By
Tracked investors currently holding this security, based on each investor's most recent 13F filing. Gain compares the current market price to each investor's estimated average buy price.
| Investor | Value | % of Portfolio | Avg Buy Price | Gain | Last Activity | As of |
|---|---|---|---|---|---|---|
| Andreas Halvorsen - Viking Global Investors | $4.70M | 0.01% | ~$8.97 | +77.5% | BUY Q1 2026 | Q1 2026 |
| Jim Simons - Renaissance Technologies | $1.40M | 0.00% | ~$8.97 | +77.5% | BUY Q1 2026 | Q1 2026 |
Recent Activity
Latest position changes by tracked investors. Prices are estimates implied from 13F filings.
| Quarter | Investor | Action | Est. Value | Est. Price |
|---|---|---|---|---|
| Q1 2026 | Andreas Halvorsen - Viking Global Investors | NEW BUY | +$4.70M | ~$8.97 |
| Q1 2026 | Jim Simons - Renaissance Technologies | NEW BUY | +$1.40M | ~$8.97 |
Ownership History
Aggregate position across all tracked investors per quarter (options excluded). Implied price is the reported value divided by shares held.
| Period | Holders | Total Shares | Δ Shares | Total Value | Implied Price |
|---|---|---|---|---|---|
| Q1 2026 | 2 | 680,874 | — | $6.11M | $8.97 |