Bain Capital Life Sciences Investors, LLC
Position in CABA — Cabaletta Bio, Inc.
CIK 1703031
Boston, MA
Position in CABA
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$53,620,893
+$27,589,427 QoQ
Shares Held
17,241,445
+78.2% QoQ
Ownership
10.2%
of shares outstanding
% of Portfolio
3.19%
of 13F equity value
Holder Rank
#3
of 139 holders
Holding Since
Jun 2023
13 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CABA Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026Bain Capital Life Sciences Investors, LLC holds $1,318,022,438 across 17 Biotechnology names. CABA ranks #8 (4.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KLRA |
Kailera Therapeutics, Inc.
|
22,583,268 | $497,509,394 | |
| 2 | NAMS |
NewAmsterdam Pharma Co N.V.
|
3,906,565 | $131,141,499 | |
| 3 | SVRA |
Savara Inc
|
17,600,621 | $108,419,825 | |
| 4 | SLDB |
Solid Biosciences Inc.
|
9,808,819 | $97,990,101 | |
| 5 | PHVS |
Pharvaris N.V.
|
2,675,509 | $92,519,101 | |
| 6 | OLMA |
Olema Pharmaceuticals, Inc.
|
7,085,249 | $88,636,464 | |
| 7 | COAG |
Hemab Therapeutics Holdings, Inc.
|
1,650,000 | $60,604,500 | |
| 8 | CABA |
Cabaletta Bio, Inc.
This page
|
17,241,445 | $53,620,893 |
All Filings in CABA
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13 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $53,620,893 | 17,241,445 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $26,031,466 | 9,677,125 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $21,192,903 | 9,677,125 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $22,644,472 | 9,677,125 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $14,709,230 | 9,677,125 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $3,823,829 | 2,760,888 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $6,267,215 | 2,760,888 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $13,031,391 | 2,760,888 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $12,341,730 | 1,649,964 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $27,592,229 | 1,617,364 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $45,400,000 | 2,000,000 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $30,440,000 | 2,000,000 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $25,820,000 | 2,000,000 | Shares | Sole | 2023-08-14 | |
| No filing history on record for this holder in this stock. | ||||||