Cabaletta Bio (CABA) Stock Analysis & Price (Updated Oct 16, 2026, 4:00 PM ET)
Updated Oct 16, 2026, 4:00 PM ET
- Closed at $1.41, -9.03% vs the prior close of $1.55.
- Volume 6.67M shares, 1.2x its 50-day average.
- No new SEC filings since the prior session.
- No new insider buys or sales reported since the prior session.
CABA slides 9.0% to $1.41, a 52-week low, 9 down days in a row. Closed at $1.41, -9.03% vs the prior close of $1.55. Day range $1.40–$1.62, opened at $1.57.
CABA daily analysis — what happened
A plain-English, data-only note written after every US trading day. Newest first; older days stay archived below.
Oct 16, 2026 — CABA slides 9.0% to $1.41, a 52-week low, 9 down days in a row
- Closed at $1.41, -9.03% vs the prior close of $1.55. Day range $1.40–$1.62, opened at $1.57.
- Volume was 6.67M shares, 1.2x its 50-day average of 5.36M.
- Price is -45.3% vs its 50-day average ($2.58) and -51.2% vs its 200-day average ($2.89).
- 52-week range $1.40–$4.23; today's close sits at 0% of that range, 66.7% below the 52-week high.
- That makes 9 straight losses.
Oct 15, 2026 — CABA slides 4.3% to $1.55, a 52-week low, 8 down days in a row
- Closed at $1.55, -4.32% vs the prior close of $1.62. Day range $1.52–$1.62, opened at $1.61.
- Volume was 6.72M shares, 1.2x its 50-day average of 5.43M.
- Price is -40.5% vs its 50-day average ($2.60) and -46.4% vs its 200-day average ($2.89).
- 52-week range $1.50–$4.23; today's close sits at 2% of that range, 63.4% below the 52-week high.
- That makes 8 straight losses.
Oct 14, 2026 — CABA slides 4.1% to $1.62, a 52-week low, 7 down days in a row
- Closed at $1.62, -4.14% vs the prior close of $1.69. Day range $1.50–$1.68, opened at $1.64.
- Volume was 6.24M shares, 1.2x its 50-day average of 5.36M.
- Price is -38.4% vs its 50-day average ($2.63) and -44.1% vs its 200-day average ($2.90).
- 52-week range $1.50–$4.23; today's close sits at 4% of that range, 61.7% below the 52-week high.
- That makes 7 straight losses.
Oct 13, 2026 — CABA slides 5.6% to $1.69, a 52-week low, 6 down days in a row
- Closed at $1.69, -5.59% vs the prior close of $1.79. Day range $1.59–$1.82, opened at $1.79.
- Volume was 7.94M shares, 1.5x its 50-day average of 5.24M.
- Price is -36.3% vs its 50-day average ($2.65) and -41.7% vs its 200-day average ($2.90).
- 52-week range $1.59–$4.23; today's close sits at 4% of that range, 60.0% below the 52-week high.
- That makes 6 straight losses.
Oct 12, 2026 — CABA slides 7.3% to $1.79, a 52-week low, 5 down days in a row
- Closed at $1.79, -7.25% vs the prior close of $1.93. Day range $1.78–$1.94, opened at $1.94.
- Volume was 4.83M shares, 0.9x its 50-day average of 5.18M.
- Price is -33.0% vs its 50-day average ($2.67) and -38.3% vs its 200-day average ($2.90).
- 52-week range $1.78–$4.23; today's close sits at 0% of that range, 57.7% below the 52-week high.
- That makes 5 straight losses.
Oct 9, 2026 — CABA dips 1.0% to $1.93, 4 down days in a row
- Closed at $1.93, -1.03% vs the prior close of $1.95. Day range $1.90–$1.98, opened at $1.94.
- Volume was 2.59M shares, 0.5x its 50-day average of 5.15M — lighter than usual.
- Price is -28.2% vs its 50-day average ($2.69) and -33.5% vs its 200-day average ($2.90).
- 52-week range $1.83–$4.23; today's close sits at 4% of that range, 54.4% below the 52-week high.
- That makes 4 straight losses.
Oct 8, 2026 — CABA dips 1.0% to $1.95, 3 down days in a row
- Closed at $1.95, -1.02% vs the prior close of $1.97. Day range $1.87–$1.97, opened at $1.96.
- Volume was 5.94M shares, 1.2x its 50-day average of 5.08M.
- Price is -27.9% vs its 50-day average ($2.70) and -32.9% vs its 200-day average ($2.91).
- 52-week range $1.83–$4.23; today's close sits at 5% of that range, 53.9% below the 52-week high.
- That makes 3 straight losses.
Oct 7, 2026 — CABA dips 2.5% to $1.97
- Closed at $1.97, -2.48% vs the prior close of $2.02. Day range $1.94–$2.06, opened at $1.98.
- Volume was 2.14M shares, 0.4x its 50-day average of 5.07M — lighter than usual.
- Price is -27.5% vs its 50-day average ($2.72) and -32.2% vs its 200-day average ($2.91).
- 52-week range $1.83–$4.23; today's close sits at 6% of that range, 53.4% below the 52-week high.
Oct 6, 2026 — CABA dips 2.9% to $2.02
- Closed at $2.02, -2.88% vs the prior close of $2.08. Day range $1.96–$2.14, opened at $2.10.
- Volume was 4.13M shares, 0.8x its 50-day average of 5.03M.
- Price is -26.1% vs its 50-day average ($2.73) and -30.6% vs its 200-day average ($2.91).
- 52-week range $1.83–$4.23; today's close sits at 8% of that range, 52.2% below the 52-week high.
Oct 5, 2026 — CABA jumps 4.0% to $2.08
- Closed at $2.08, +4.00% vs the prior close of $2.00. Day range $1.96–$2.12, opened at $2.01.
- Volume was 5.41M shares, 1.1x its 50-day average of 4.96M.
- Price is -24.3% vs its 50-day average ($2.75) and -28.6% vs its 200-day average ($2.91).
- 52-week range $1.83–$4.23; today's close sits at 10% of that range, 50.8% below the 52-week high.
Oct 2, 2026 — CABA jumps 5.8% to $2.00
- Closed at $2.00, +5.82% vs the prior close of $1.89. Day range $1.83–$2.01, opened at $1.94.
- Volume was 5.71M shares, 1.2x its 50-day average of 4.89M.
- Price is -27.5% vs its 50-day average ($2.76) and -31.3% vs its 200-day average ($2.91).
- 52-week range $1.83–$4.23; today's close sits at 7% of that range, 52.7% below the 52-week high.
CABA latest news & SEC filings
Every SEC filing by or about CABA in the last 120 days, explained in plain English. Updated daily, with a same-day refresh for new filings.
Sep 14, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 8.01 — Reported other events the company considers important.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 14, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 13, 2026 · Form 10-Q — Quarterly report
Quarterly report (unaudited financial statements for the quarter)
Quarter ended Jun 30, 2026:
- Net income: -$51.02M (prior year -$45.13M) (loss widened vs Jun 30, 2025)
- Diluted EPS: -$0.34 (prior year -$0.73) (loss narrowed vs Jun 30, 2025)
Aug 13, 2026 · Form 8-K — Major event / current report
Current report — a filing companies must make within 4 business days of a major event
- Item 2.02 — Reported results of operations (earnings release).
This is a results-day filing: the earnings press release is attached as an exhibit.
Aug 12, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Aug 12, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 31, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 27, 2026 · Form SCHEDULE 13G — Passive stake (13G)
Passive stake (13G) — an investor reported owning more than 5%
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Jul 23, 2026 · Form SCHEDULE 13G/A — Update to a passive 5%+ stake (13G)
Update to a passive 5%+ stake (13G)
Filed by an outside investor (not the company). It reports a holding of more than 5% of a share class; percentage and holder name are in the filing.
Things to know before you trade CABA
- Last results release: Aug 13, 2026 (8-K Item 2.02). Previous ones: May 14, 2026, May 4, 2026, Mar 23, 2026. Based on that rhythm, the next report is likely around Nov 12, 2026 — an estimate, not a confirmed date.
- How much it moves: over the last 20 sessions the average daily move was 3.99% (largest 11.2%). That is a volatile stock.
- Liquidity: about 5.60M shares (≈$7.89M) trade per day on average.
- 52-week position: $1.41 vs a range of $1.40–$4.23 (0% of the range).
- Dividends: no cash dividends in the last 2 years.
- Splits: none in the last 2 years.
- Insider trades (Form 4, last 12 months, recent 25 shown): 25 open-market buys, 0 sales; latest: David J. Chang bought 8,800 shares on Jan 21, 2026.
- Latest filings: 8-K Sep 14, 2026; 10-Q Aug 13, 2026; 8-K Aug 13, 2026.
- Share count: 169.55M shares outstanding (Aug 7, 2026), +85.4% vs a year earlier — notable dilution.
- Listing: Nasdaq · industry: Biological Products, (No Diagnostic Substances).
CABA market data (last 20 sessions)
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| Oct 16, 2026 | 1.57 | 1.62 | 1.40 | 1.41 | 6.67M |
| Oct 15, 2026 | 1.61 | 1.62 | 1.52 | 1.55 | 6.74M |
| Oct 14, 2026 | 1.64 | 1.68 | 1.50 | 1.62 | 6.24M |
| Oct 13, 2026 | 1.79 | 1.82 | 1.59 | 1.69 | 7.94M |
| Oct 12, 2026 | 1.94 | 1.94 | 1.78 | 1.79 | 4.83M |
| Oct 9, 2026 | 1.94 | 1.98 | 1.90 | 1.93 | 2.59M |
| Oct 8, 2026 | 1.96 | 1.97 | 1.87 | 1.95 | 5.94M |
| Oct 7, 2026 | 1.98 | 2.06 | 1.94 | 1.97 | 2.14M |
| Oct 6, 2026 | 2.10 | 2.14 | 1.96 | 2.02 | 4.13M |
| Oct 5, 2026 | 2.01 | 2.12 | 1.96 | 2.08 | 5.41M |
| Oct 2, 2026 | 1.94 | 2.01 | 1.83 | 2.00 | 5.71M |
| Oct 1, 2026 | 1.92 | 1.97 | 1.86 | 1.89 | 8.53M |
| Sep 30, 2026 | 2.01 | 2.01 | 1.90 | 1.92 | 8.05M |
| Sep 29, 2026 | 2.01 | 2.03 | 1.95 | 1.98 | 4.19M |
| Sep 28, 2026 | 2.06 | 2.07 | 1.98 | 2.00 | 5.44M |
| Sep 25, 2026 | 2.17 | 2.17 | 2.05 | 2.07 | 3.10M |
| Sep 24, 2026 | 2.23 | 2.23 | 2.06 | 2.15 | 5.59M |
| Sep 23, 2026 | 2.53 | 2.56 | 2.19 | 2.22 | 8.67M |
| Sep 22, 2026 | 2.48 | 2.60 | 2.46 | 2.50 | 5.31M |
| Sep 21, 2026 | 2.64 | 2.65 | 2.45 | 2.46 | 4.73M |
About Cabaletta Bio
Cabaletta Bio (CABA) is listed on the Nasdaq and classified by the SEC under “Biological Products, (No Diagnostic Substances)”. Its business address is in PHILADELPHIA, PA. State of incorporation: DE. Fiscal year ends December 31. SEC CIK 1759138.
CABA board of directors & executives
From SEC Form 3/4/5 insider filings made in the last 12 months (date = latest filing).
Directors
| Name | Role | Latest filing |
|---|---|---|
| Catherine Bollard | Director | Jun 10, 2026 |
| Scott C. Brun | Director | Jun 10, 2026 |
| Richard C Jr Henriques | Director | Jun 10, 2026 |
| Steven Nichtberger | President & CEO | Mar 2, 2026 |
| Mark Simon | Director | Jun 10, 2026 |
| Shawn Tomasello | Director | Jun 10, 2026 |
Executive officers
| Name | Title | Latest filing |
|---|---|---|
| Gwendolyn Binder | President, Science & Tech. | Mar 2, 2026 |
| David J. Chang | Chief Medical Officer | Mar 2, 2026 |
| Arun Das | Chief Business Officer | Mar 2, 2026 |
| Steve Gavel | Chief Commercial Officer | Jan 21, 2026 |
| Michael Gerard | General Counsel | Mar 2, 2026 |
| Anup Marda | Chief Financial Officer | Mar 2, 2026 |
| Steven Nichtberger | President & CEO | Mar 2, 2026 |
Recent insider buys & sales
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jan 21, 2026 | David J. Chang | Buy | 8,800 | $2.26 |
| Jan 21, 2026 | David J. Chang | Buy | 8,800 | $2.26 |
| Jan 21, 2026 | David J. Chang | Buy | 8,800 | $2.26 |
| Jan 21, 2026 | David J. Chang | Buy | 8,800 | $2.26 |
| Jan 21, 2026 | Catherine Bollard | Buy | 4,405 | $2.27 |
| Jan 21, 2026 | Catherine Bollard | Buy | 4,405 | $2.27 |
| Jan 21, 2026 | Catherine Bollard | Buy | 4,405 | $2.27 |
| Jan 21, 2026 | Catherine Bollard | Buy | 4,405 | $2.27 |
| Jan 21, 2026 | Michael Gerard | Buy | 6,600 | $2.27 |
| Jan 21, 2026 | Michael Gerard | Buy | 6,600 | $2.27 |
| Jan 21, 2026 | Michael Gerard | Buy | 6,600 | $2.27 |
| Jan 21, 2026 | Michael Gerard | Buy | 6,600 | $2.27 |
| Jan 21, 2026 | Shawn Tomasello | Buy | 22,725 | $2.21 |
| Jan 21, 2026 | Shawn Tomasello | Buy | 22,725 | $2.21 |
| Jan 21, 2026 | Shawn Tomasello | Buy | 22,725 | $2.21 |
CABA financials (annual, from XBRL filings)
| Fiscal year end | Revenue | Net income | Diluted EPS | Operating cash flow |
|---|---|---|---|---|
| Dec 31, 2025 | — | $-167.86M | -2.10 | $-131.08M |
| Dec 31, 2024 | — | $-115.86M | -2.34 | $-88.22M |
| Dec 31, 2023 | — | $-67.67M | -1.65 | $-53.55M |
| Dec 31, 2022 | — | $-52.98M | -1.81 | $-46.38M |
| Dec 31, 2021 | — | $-46.29M | -1.80 | $-34.11M |
Latest balance sheet: total assets $256.73M, total liabilities $46.13M, cash $225.10M (as of Jun 30, 2026).
CABA earnings / results-day log
| Date | Filing | Close that day |
|---|---|---|
| Aug 13, 2026 | 8-K Item 2.02 (results) | $2.71 |
| May 14, 2026 | 8-K Item 2.02 (results) | $3.61 |
| May 4, 2026 | 8-K Item 2.02 (results) | $3.83 |
| Mar 23, 2026 | 8-K Item 2.02 (results) | $2.82 |
| Nov 10, 2025 | 8-K Item 2.02 (results) | $2.43 |
| Aug 7, 2025 | 8-K Item 2.02 (results) | $1.45 |
| May 15, 2025 | 8-K Item 2.02 (results) | $1.81 |
| Mar 31, 2025 | 8-K Item 2.02 (results) | $1.38 |
| Jan 13, 2025 | 8-K Item 2.02 (results) | $2.16 |
| Nov 14, 2024 | 8-K Item 2.02 (results) | $3.78 |
| Aug 8, 2024 | 8-K Item 2.02 (results) | — |
| May 15, 2024 | 8-K Item 2.02 (results) | — |
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Information only, not investment advice. BuyMeWhiskey is not a registered investment adviser or broker-dealer; nothing here is a recommendation to buy, sell or hold any security, and there are no price targets. Data comes from SEC EDGAR filings and public end-of-day market data and may be delayed or contain errors. Verify with the company's filings before making decisions. Prices: end-of-day data as of Oct 16, 2026, 4:00 PM ET. Filings: SEC EDGAR. Updated after every US trading day.