Cabaletta Bio, Inc. (CABA) Insider Trading
Over the last 6 months, 72 institutions increased and 44 reduced their position (13F).
Insider Activity
Sentiment
50/100
Buys (3m)
0
Sells (3m)
0
Net (3m)
$0
Insider trades by month Buys Sells
Sep
Oct
Nov
Dec
Jan
Jan
Context3-month price -6.6%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 10, 2026 | HENRIQUES RICHARD C JRdirector | Grant | 22,000 | $3.22 |
| Jun 10, 2026 | Bollard Catherinedirector | Grant | 22,000 | $3.22 |
| Jun 10, 2026 | Brun Scott C.director | Grant | 22,000 | $3.22 |
| Jun 10, 2026 | Tomasello Shawndirector | Grant | 22,000 | $3.22 |
| Jun 10, 2026 | Simon Markdirector | Grant | 22,000 | $3.22 |
| Mar 2, 2026 | Gerard Michaelofficer: General Counsel | Grant | 175,000 | $3.30 |
| Mar 2, 2026 | Das Arunofficer: Chief Business Officer | Grant | 175,000 | $3.30 |
| Mar 2, 2026 | Binder Gwendolynofficer: President, Science & Tech. | Grant | 225,000 | $3.30 |
| Mar 2, 2026 | Marda Anupofficer: Chief Financial Officer | Grant | 225,000 | $3.30 |
| Mar 2, 2026 | Chang David J.officer: Chief Medical Officer | Grant | 225,000 | $3.30 |
| Mar 2, 2026 | Nichtberger Stevendirector, officer: President & CEO | Grant | 674,000 | $3.30 |
| Jan 21, 2026 | Chang David J.officer: Chief Medical Officer | Buy | 8,800 | $2.26 |
| Jan 21, 2026 | Nichtberger Stevendirector, officer: President & CEO | Buy | 45,000 | $2.24 |
| Jan 21, 2026 | Simon Markdirector | Buy | 11,061 | $2.28 |
| Jan 21, 2026 | Gerard Michaelofficer: General Counsel | Buy | 6,600 | $2.27 |
| Jan 21, 2026 | Tomasello Shawndirector | Buy | 22,725 | $2.21 |
| Jan 21, 2026 | Gavel Steveofficer: Chief Commercial Officer | Buy | 22,170 | $2.27 |
| Jan 21, 2026 | Bollard Catherinedirector | Buy | 4,405 | $2.27 |
| Jan 21, 2026 | Binder Gwendolynofficer: President, Science & Tech. | Buy | 11,312 | $2.19 |
| Oct 15, 2025 | Gavel Steveofficer: CHIEF COMMERCIAL OFFICER | Grant | 275,000 | $2.49 |
| Jun 9, 2025 | Brun Scott C.director | Grant | 22,000 | $2.37 |
| Jun 9, 2025 | Simon Markdirector | Grant | 22,000 | $2.37 |
| Jun 9, 2025 | HENRIQUES RICHARD C JRdirector | Grant | 22,000 | $2.37 |
| Jun 9, 2025 | Bollard Catherinedirector | Grant | 22,000 | $2.37 |
| Jun 9, 2025 | Tomasello Shawndirector | Grant | 22,000 | $2.37 |
| May 19, 2025 | Binder Gwendolynofficer: President, Science & Tech. | Grant | 160,000 | $1.92 |
| May 19, 2025 | Binder Gwendolynofficer: President, Science & Tech. | Grant | 130,000 | $1.92 |
| May 19, 2025 | Binder Gwendolynofficer: President, Science & Tech. | Grant | 125,000 | $1.92 |
| May 19, 2025 | Binder Gwendolynofficer: President, Science & Tech. | Grant | 66,667 | $1.92 |
| May 19, 2025 | Binder Gwendolynofficer: President, Science & Tech. | Grant | 29,908 | $1.92 |
Source: CABA SEC Form 4 filings, latest Jun 10, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their CABA positions over the last 6 months (SEC Form 13F).
Increased
72
New positions
55
Reduced
44
Sold out
21
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Increased | 11.1M | May 15, 2026 |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Increased | 9.9M | Feb 19, 2026 |
| BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC | Unchanged | 9.7M | Feb 17, 2026 |
| BAIN CAPITAL LIFE SCIENCES INVESTORS, LLC | Unchanged | 9.7M | May 15, 2026 |
| JENNISON ASSOCIATES LLC | Increased | 9.0M | May 6, 2026 |
| JENNISON ASSOCIATES LLC | Increased | 8.9M | Jan 30, 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Unchanged | 8.8M | May 15, 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Unchanged | 8.8M | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | Increased | 5.9M | May 15, 2026 |
| CORMORANT ASSET MANAGEMENT, LP | Increased | 5.5M | May 15, 2026 |
| VANGUARD GROUP INC | Increased | 4.4M | Jan 29, 2026 |
| CORMORANT ASSET MANAGEMENT, LP | Reduced | 4.4M | Feb 17, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 4.0M | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | Increased | 2.7M | Feb 17, 2026 |
| TWO SIGMA INVESTMENTS, LP | Increased | 2.5M | May 15, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.