Updated Jul 16, 2026
Bain Capital Life Sciences Investors, LLC has filed 3 SEC Form 4 filings across 3 companies in the last 90 days — active on both sides. Lifetime open-market purchases: $65.00M. Lifetime open-market sales: $115.00M.

| Role | Insider |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-01 | HTFL | Heartflow, Inc. | S — Open-market sale | 56.2K | $30.05 | $1.69M |
| 2026-05-01 | HTFL | Heartflow, Inc. | S — Open-market sale | 892.5K | $29.18 | $26.04M |
| 2026-05-01 | HTFL | Heartflow, Inc. | S — Open-market sale | 797.1K | $29.37 | $23.41M |
| 2026-05-01 | HTFL | Heartflow, Inc. | S — Open-market sale | 254.1K | $30.51 | $7.75M |
| 2026-04-20 | KLRA | Kailera Therapeutics, Inc. | P — Open-market purchase | 1.56M | $16.00 | $25.00M |
| 2026-04-20 | KLRA | Kailera Therapeutics, Inc. | J — Other acquisition / disposition | 4.15M | — | |
| 2026-04-20 | KLRA | Kailera Therapeutics, Inc. | J — Other acquisition / disposition | 16.88M | — | |
| 2026-02-06 | HTFL | Heartflow, Inc. | S — Open-market sale | 2.00M | $28.05 | $56.10M |
| 2025-08-11 | HTFL | Heartflow, Inc. | J — Other acquisition / disposition | 433.9K | $15.20 | $6.60M |
| 2025-08-11 | HTFL | Heartflow, Inc. | J — Other acquisition / disposition | 12.01M | — |
Bain Capital Life Sciences Investors, LLC is a corporate insider — currently tracked as Insider of RAPID MICRO BIOSYSTEMS, INC. (RPID). InsiderAlpha tracks every SEC Form 4 filing in real time.
3 primary Form 4 filings in the last 90 days, covering 3 companies.
Recorded transactions: 5 open-market purchases ($65.00M) and 5 open-market sales ($115.00M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Bain Capital Life Sciences Investors, LLC profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.