Ultralife Corp. (ULBI)
Nasdaq · Miscellaneous Electrical Machinery, Equipment & Supplies · Manufacturing · CIK 875657 · fiscal year ends in Dec
Closing price $15.63 on 30 Oct 2026; 52-week range $5.05 to $15.63.
Key figures
The last twelve months reported, with the latest price and balance sheet.
- Revenue, last twelve months
- $187.2M
- Revenue growth
- 4.7%
- Net income, last twelve months
- -$6.5M
- Gross margin
- 24.4%
- Operating margin
- -4.5%
- Net margin
- -3.5%
- Free cash flow
- $2.0M
- Return on equity
- -4.9%
- Market value
- $260.4M
- Price to earnings
- 1.4x
- Cash
- $6.7M
- Debt
- $44.6M
- Debt to equity
- 0.34
- Shares outstanding
- 16.7M
Financial statements
Revenue, profit and cash flow by fiscal year, each year linked to its annual report.
| Fiscal year | Year end | Revenue | Operating income | Net income | EPS | Free cash flow | Filing |
|---|---|---|---|---|---|---|---|
| FY2025 | 31 Dec 2025 | $191.2M | -$5.9M | -$5.9M | -$35.00 | $7.1M | 10-K filed 23 Mar 2026 |
| FY2024 | 31 Dec 2024 | $164.5M | $10.0M | $6.3M | $0.38 | $14.7M | 10-K filed 1 Apr 2025 |
| FY2023 | 31 Dec 2023 | $158.6M | $9.5M | $7.2M | $0.03 | -$623.0K | 10-K filed 21 Mar 2024 |
| FY2022 | 31 Dec 2022 | $131.8M | $129.0K | -$119.0K | $0.03 | -$2.9M | 10-K filed 31 Mar 2023 |
| FY2021 | 31 Dec 2021 | $98.3M | $35.0K | -$234.0K | -$0.01 | $1.5M | 10-K filed 8 Mar 2022 |
By quarter
| Quarter | Quarter end | Revenue | Net income | EPS |
|---|---|---|---|---|
| Q2 FY2026 | 30 Jun 2026 | $47.9M | $2.5M | $15.00 |
| Q1 FY2026 | 31 Mar 2026 | $47.4M | -$451.0K | -$3.00 |
| Q4 FY2025 | 31 Dec 2025 | $48.5M | -$7.4M | – |
| Q3 FY2025 | 30 Sep 2025 | $43.4M | -$1.2M | -$0.07 |
| Q2 FY2025 | 30 Jun 2025 | $48.6M | $879.0K | $0.05 |
| Q1 FY2025 | 31 Mar 2025 | $50.7M | $1.9M | $0.02 |
| Q4 FY2024 | 31 Dec 2024 | $43.9M | $194.0K | $0.10 |
| Q3 FY2024 | 30 Sep 2024 | $35.7M | $258.0K | $0.02 |
Revenue by segment
As the company reports it in the segment note of its annual report.
By business, FY2025
| Segment | Revenue | Share |
|---|---|---|
| Battery & Energy Products Segment | $178.0M | 93.1% |
| Communications Systems Segment | $13.1M | 6.9% |
By region, FY2025
| Segment | Revenue | Share |
|---|---|---|
| United States | $137.1M | 71.7% |
| Non-US | $54.1M | 28.3% |
Company events
The newest 8-K filings of 305 held.
| Filed | Form | Event | Items |
|---|---|---|---|
| 28 Oct 2026 | 8-K | Material agreement, Investor update | 1.01, 7.01, 9.01 |
| 7 Aug 2026 | 8-K | Results | 2.02, 9.01 |
| 23 Jul 2026 | 8-K | Shareholder vote | 5.07 |
| 8 May 2026 | 8-K | Results | 2.02, 9.01 |
| 10 Mar 2026 | 8-K | Results | 2.02, 9.01 |
| 18 Nov 2025 | 8-K | Results | 2.02, 9.01 |
| 27 Aug 2025 | 8-K | Auditor change | 4.01, 9.01 |
| 7 Aug 2025 | 8-K | Results | 2.02, 9.01 |
| 17 Jul 2025 | 8-K | Shareholder vote | 5.07 |
| 9 May 2025 | 8-K | Results | 2.02, 9.01 |
| 1 Apr 2025 | 8-K | Results | 2.02, 9.01 |
| 8 Nov 2024 | 8-K | Results | 2.02, 9.01 |
Every filing
The newest filings with the SEC of 644 held.
| Filed | Form | Period |
|---|---|---|
| 28 Oct 2026 | SC 14D9 | – |
| 28 Oct 2026 | 8-K | 27 Oct 2026 |
| 28 Oct 2026 | SC TO-T | – |
| 27 Oct 2026 | SC TO-C | – |
| 7 Aug 2026 | 8-K | 7 Aug 2026 |
| 7 Aug 2026 | 10-Q | 30 Jun 2026 |
| 23 Jul 2026 | 8-K | 23 Jul 2026 |
| 2 Jun 2026 | DEFA14A | – |
| 2 Jun 2026 | DEF 14A | 22 Jul 2026 |
| 1 Jun 2026 | SD | – |
| 8 May 2026 | 10-Q | 31 Mar 2026 |
| 8 May 2026 | 8-K | 8 May 2026 |
Insider trades
Form 4 trades by officers, directors and 10% owners, last 12 months.
| Traded | Insider | Type | Shares | Price | Value | Held after | Form 4 |
|---|---|---|---|---|---|---|---|
| 26 May 2026 | Whitmore Bradford T, Director | Purchase | 67,302 | $6.81 | $458.6K | 2,050,637 | 26 May 2026 |
| 22 May 2026 | Whitmore Bradford T, Director | Purchase | 8,700 | $6.33 | $55.1K | 1,983,335 | 26 May 2026 |
| 21 May 2026 | Whitmore Bradford T, Director | Purchase | 32,876 | $6.13 | $201.7K | 1,974,635 | 26 May 2026 |
| 18 May 2026 | Manna Michael Edward, President and CEO | Purchase | 2,000 | $6.47 | $12.9K | 28,674 | 18 May 2026 |
| 16 Mar 2026 | Whitmore Bradford T, Director | Purchase | 53,131 | $6.76 | $359.1K | 1,941,759 | 16 Mar 2026 |
| 13 Mar 2026 | Whitmore Bradford T, Director | Purchase | 100,640 | $6.32 | $636.5K | 1,888,628 | 16 Mar 2026 |
| 12 Mar 2026 | Whitmore Bradford T, Director | Purchase | 33,741 | $5.97 | $201.3K | 1,787,988 | 16 Mar 2026 |
| 12 Mar 2026 | Manna Michael Edward, President and CEO | Purchase | 1,800 | $6.01 | $10.8K | 26,674 | 16 Mar 2026 |
| 12 Mar 2026 | Manna Michael Edward, President and CEO | Purchase | 200 | $6.03 | $1.2K | 26,874 | 16 Mar 2026 |
| 16 Dec 2025 | Whitmore Bradford T, Director | Purchase | 28,588 | $5.70 | $163.0K | 1,235,631 | 16 Dec 2025 |
| 15 Dec 2025 | Whitmore Bradford T, Director | Purchase | 14,882 | $5.66 | $84.3K | 1,207,043 | 16 Dec 2025 |
| 12 Dec 2025 | Whitmore Bradford T, Director | Purchase | 9,530 | $5.63 | $53.6K | 1,192,161 | 16 Dec 2025 |
Large holders
Schedule 13D and 13G filings by holders of more than 5% of the voting shares.
| Filed | Holder | Schedule | Stake | Shares |
|---|---|---|---|---|
| 29 Oct 2026 | WHITMORE BRADFORD T | 13D amended | 40.3% | 6.7M |
| 16 Mar 2026 | WHITMORE BRADFORD T | 13D amended | 39.6% | 6.6M |
| 13 Feb 2026 | Visionary Wealth Advisors | 13G | 6.6% | 1.1M |
Short interest
Shares sold short and not yet bought back, on each FINRA settlement date.
| Settlement | Shares short | Change | Days to cover |
|---|---|---|---|
| 15 Oct 2026 | 89.8K | -11.95% | 3.92 |
| 30 Sep 2026 | 102.0K | -2.54% | 2.03 |
| 15 Sep 2026 | 104.7K | -5.53% | 2.6 |
| 31 Aug 2026 | 110.8K | +19.77% | 3.65 |
| 14 Aug 2026 | 92.5K | +44.38% | 1.45 |
| 31 Jul 2026 | 64.1K | -7.76% | 2.26 |
| 15 Jul 2026 | 69.5K | -1.39% | 2.49 |
| 30 Jun 2026 | 70.4K | +6.8% | 3.29 |
Funds that hold it
From each fund's latest Form 13F.
54 funds held it at 30 Jun 2026: 17 added and 15 trimmed in the quarter. The largest:
| Fund | Shares | Value | Change in the quarter |
|---|---|---|---|
| Visionary Wealth Advisors | 1,109,170 | $7.0M | +3,016 |
| Dimensional Fund Advisors LP | 963,733 | $6.1M | -31,113 |
| Janney Montgomery Scott LLC | 560,350 | $3.5M | +42,350 |
| Vanguard Capital Management LLC | 464,730 | $2.9M | +6,893 |
| Truffle Hound Capital, LLC | 250,000 | $1.6M | 0 |
| RBF Capital, LLC | 218,714 | $1.4M | 0 |
| Renaissance Technologies LLC | 171,790 | $1.1M | -26,300 |
| Connor, Clark & Lunn Investment Management Ltd. | 155,043 | $979.9K | +22 |
| BlackRock, Inc. | 154,406 | $975.8K | +8,133 |
| Raymond James Financial Inc. | 136,696 | $863.9K | -2,637 |
Peers
Companies in the same industry.
- EnerSys (ENS): revenue $3.8B, market value $5.8B
- Novanta Inc. (NOVT): revenue $1.0B, market value $5.5B
- Spectrum Brands Holdings, Inc. (SPB): revenue $2.9B, market value $1.9B
- Energizer Holdings, Inc. (ENR): revenue $3.0B, market value $1.6B
- Amprius Technologies, Inc. (AMPX): revenue $109.2M, market value $1.3B
- Enovix Corp. (ENVX): revenue $35.9M, market value $688.3M
- Eos Energy Enterprises, Inc. (EOSE): revenue $214.2M, market value $648.8M
- Energy Vault Holdings, Inc. (NRGV): revenue $225.9M, market value $556.0M
- Solid Power, Inc. (SLDP): revenue $11.0M, market value $447.6M
- SES AI Corp. (SES): revenue $23.5M, market value $294.8M