Rallybio Corporaton (RLYB): Congress and insider trades

Who in Congress and inside the company traded RLYB, when each filing appeared, and what buying after each one would have earned against the S&P 500.

Key Facts

  • Rallybio Corporaton (RLYB) is a listed stock on NASDAQ.
  • Insiders filed 4 open market buys worth $2.4M and 0 sells worth $0, the latest filed 2026-05-20 (20 May 2026).
  • Across 2 scored buys, Insiders averaged +5.7% against the S&P 500 (SPY) over the 90 days after disclosure, with 100% of them ahead of the index. That result is too few trades to tell.
  • Data as of 2026-09-29 (29 September 2026).
Congress buys 0 0 members
Congress sells 0
Insider buys 4 $2.4M
Insider sells 0 $0
Congress buys vs S&P, 90d n/a 0 scored buys
Insider buys vs S&P, 90d +5.7% 2 scored buys

Insider trades in RLYB

as of 2026-05-20
Open market insider trades in RLYB, newest first.
FiledInsiderTypeSharesPriceValue90 day vs S&P
20 May 2026 ADAR1 Capital Management, LLC buy 10,200 $13.98 $143K +6.7%
20 May 2026 ADAR1 Capital Management, LLC buy 6,009 $13.98 $84.0K +6.7%
6 May 2026 ADAR1 Capital Management, LLC buy 120,804 $13.97 $1.7M +4.6%
6 May 2026 ADAR1 Capital Management, LLC buy 35,101 $14.00 $491K +4.6%

Frequently asked questions

Who has bought RLYB?

0 Congress buys by 0 members and 4 insider buys are on file. The tables on this page list every one.

Did buying RLYB after a disclosure beat the market?

Across 2 scored buys, Insiders averaged +5.7% against the S&P 500 (SPY) over the 90 days after disclosure, with 100% of them ahead of the index. That result is too few trades to tell. A single stock is a small sample.

Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.

Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.