CABA · Cabaletta Bio Inc. Common Stock
View on chartInsiders & Stakes
| Steven Nichtberger President & CEO | ▲ Buy | Open Market | 1,031,483 Shares held | 1/21/2026 | View profile |
| 5AM Ventures V, L.P. 10% Owner | ▼ Sell | Open Market | 333,144 Shares held | 11/1/2021 | View profile |
| Mark Simon Director | ▲ Buy | Open Market | 147,205 Shares held | 1/21/2026 | View profile |
| Marda Anup Chief Financial Officer | ▲ Buy | Open Market | 50,000 Shares held | 10/18/2022 | View profile |
| Gwendolyn Binder See Remarks | ▲ Buy | Open Market | 31,312 Shares held | 1/21/2026 | View profile |
| Shawn Tomasello Director | ▲ Buy | Open Market | 22,725 Shares held | 1/21/2026 | View profile |
| Steve Gavel Chief Commercial Officer | ▲ Buy | Open Market | 22,170 Shares held | 1/21/2026 | View profile |
| David J. Chang Chief Medical Officer | ▲ Buy | Open Market | 8,800 Shares held | 1/21/2026 | View profile |
| Michael Gerard General Counsel | ▲ Buy | Open Market | 6,600 Shares held | 1/21/2026 | View profile |
| Catherine Bollard Director | ▲ Buy | Open Market | 5,405 Shares held | 1/21/2026 | View profile |
Transaction History
| David J. Chang | ▲ Buy | Open Market | 8,800 | $20K | 1/21/2026 |
| Gwendolyn Binder | ▲ Buy | Open Market | 11,312 | $25K | 1/21/2026 |
| Shawn Tomasello | ▲ Buy | Open Market | 22,725 | $50K | 1/21/2026 |
| Steve Gavel | ▲ Buy | Open Market | 22,170 | $50K | 1/21/2026 |
| Catherine Bollard | ▲ Buy | Open Market | 4,405 | $10K | 1/21/2026 |
| Steven Nichtberger | ▲ Buy | Open Market | 45,000 | $101K | 1/21/2026 |
| Mark Simon | ▲ Buy | Open Market | 11,061 | $25K | 1/21/2026 |
| Michael Gerard | ▲ Buy | Open Market | 6,600 | $15K | 1/21/2026 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 1/19/2024 |
| Gwendolyn Binder | ▼ Sell | Open Market | 10,300 | $201K | 1/19/2024 |
| Gwendolyn Binder | ▼ Sell | Open Market | 700 | $14K | 1/19/2024 |
| Gwendolyn Binder | ▼ Sell | Open Market | 3,132 | $70K | 12/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 12/19/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 7,868 | $171K | 12/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 11/20/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 3,542 | $62K | 11/20/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 7,458 | $134K | 11/20/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 408 | $6K | 10/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 10/19/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 10,592 | $141K | 10/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 9/19/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 10,300 | $180K | 9/19/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 700 | $13K | 9/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 8/21/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 300 | $4K | 8/21/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 10,700 | $143K | 8/21/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 2,815 | $40K | 7/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 7/19/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 8,185 | $112K | 7/19/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 11,000 | $11K | 6/20/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 11,000 | $143K | 6/20/2023 |
| Gwendolyn Binder | ▲ Buy | Option Exercise | 22,000 | $22K | 5/19/2023 |
| Gwendolyn Binder | ▼ Sell | Open Market | 22,000 | $260K | 5/19/2023 |
| Steven Nichtberger | ▲ Buy | Open Market | 8,127 | $10K | 10/19/2022 |
| Catherine Bollard | ▲ Buy | Open Market | 1,000 | $994 | 10/18/2022 |
| Marda Anup | ▲ Buy | Open Market | 50,000 | $50K | 10/18/2022 |
| Mark Simon | ▲ Buy | Open Market | 118,000 | $115K | 10/18/2022 |
| Mark Simon | ▲ Buy | Open Market | 7,000 | $7K | 10/18/2022 |
| Gwendolyn Binder | ▲ Buy | Open Market | 20,000 | $20K | 10/18/2022 |
| Steven Nichtberger | ▲ Buy | Open Market | 141,873 | $141K | 10/18/2022 |
| Steven Nichtberger | ▲ Buy | Option Exercise | 50,000 | $51K | 1/31/2022 |
| 5AM Ventures V, L.P. | ▼ Sell | Open Market | 258,456 | $3.4M | 11/1/2021 |
| 5AM Ventures V, L.P. | ▼ Sell | Open Market | 36,544 | $475K | 11/1/2021 |
| 5AM Ventures V, L.P. | ▼ Sell | Open Market | 625,000 | $6.1M | 9/7/2021 |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 6, 2026
Cabaletta Bio Reports Inducement Grants Under Nasdaq Rule
Cabaletta Bio disclosed inducement grants made under Nasdaq Listing Rule 5635(c)(4). This is a standard regulatory filing that provides transparency on equity compensation issued to new employees. The stock is currently trading near its 52-week low, with technical indicators showing moderate selling pressure.
Cabaletta Bio Reports Inducement Grants Under Nasdaq Rule. Cabaletta Bio disclosed inducement grants made under Nasdaq Listing Rule 5635(c)(4). This is a standard regulatory filing that provides transparency on equity compensation issued to new employees. The stock is currently trading near its 52-week low, with technical indicators showing moderate selling pressure.