Comparable stake leader
Bradford T. Whitmore
SEC ownership of ULTRALIFE CORP
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000875657.
Disclosed value leader
Bradford T. Whitmore
Comparable rows
50/50
Latest evidence
21 May 2026
- Public ticker
- ULBI on Nasdaq
- Parsed ownership sources
-
3/4/5, 13D/G, and 13F
Source: Parsed SEC ownership filingsUse: Compare filing families carefully
- Largest SEC-reported holder
-
Bradford T. Whitmore
Ranking: Comparable ownership first, then disclosed value
- Comparable ownership rows
-
50 of 50
Meaning: Rows with safely comparable ownership %
- Latest 13D/G holder
-
Bradford T. Whitmore
Source: Latest parsed Schedule 13D/G stake
- Latest parsed ownership date
-
21 May 2026
Freshness: Most recent filing date in this holder set
- Issuer CIK
- 0000875657
- Issuer location
- Newark, NY
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
3 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of ULTRALIFE CORP (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Bradford T. Whitmore
Disclosed value leader
Bradford T. Whitmore
Comparable rows
50/50
Latest evidence
21 May 2026
3/4/5
13D/G
13F
Lead comparable stake: 40%
13D/G row: Bradford T. Whitmore
Showing 1-8 of 50 holder rows.
Quick read
Bradford T. Whitmore leads the comparable SEC ownership view at 40%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Bradford T. Whitmore's linked filing trail.
Comparable ownership
Top 5
Bradford T. Whitmore
40%
Visionary Wealth Advisors
6.6%
Thomas L. Saeli
0.51%
W. Shaw Robert
0.43%
Michael E. Manna
0.17%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Bradford T. Whitmore |
3/4/5
13D/G
Director, 10%+ Owner · WHITMORE BRADFORD T
|
40%
from 13D/G
|
$44,343,875
6,708,835 shares
|
+$2,868,140 | 21 May 2026 |
| Visionary Wealth Advisors |
13F
13D/G
Company
|
6.6%
from 13D/G
|
$7,212,125
1,106,154 shares
|
— | 31 Mar 2026 |
| Thomas L. Saeli |
3/4/5
Director
|
0.51%
|
$462,400
85,000 shares
|
— | 13 May 2025 |
| W. Shaw Robert |
3/4/5
Director
|
0.43%
|
$402,570
71,000 shares
|
+$9,923 | 24 Nov 2025 |
| Michael E. Manna |
3/4/5
President and CEO, Director
|
0.17%
|
$185,500
28,674 shares
|
+$34,896 | 18 May 2026 |
| Janie Goddard |
3/4/5
Director
|
0.05%
|
$44,091
7,668 shares
|
+$9,999 | 15 Dec 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13F
Company
|
6%
|
$6,486,040
994,846 shares
|
— | 31 Mar 2026 |
| Janney Montgomery Scott LLC |
13F
Company
|
3.1%
|
$3,377,000
518,000 shares
|
— | 31 Mar 2026 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to buying over the last 12 months. Net value: +$2,922,958.
Buys
$2,922,958
Insiders: 4
Sells
$0
Insiders: 0
Net
+$2,922,958
Shares: +471,443
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 471,443
Shares: 0
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 110,878 | 0 | $728,252 | $0 | +$728,252 |
| 3-6 | 189,512 | 0 | $1,208,933 | $0 | +$1,208,933 |
| 6-9 | 112,389 | 0 | $598,672 | $0 | +$598,672 |
| 9-12 | 58,664 | 0 | $387,100 | $0 | +$387,100 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-7 of 7 reporting-owner rows connected to ULTRALIFE CORP. Open a relationship link for the CIK-to-CIK filing trail.
Rows
7
Largest Forms 3/4/5 holder
Bradford T. Whitmore
Net 12M change
+$2,922,958
Latest report
21 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Bradford T. Whitmore | Director, 10%+ Owner | $44,343,875 | +$2,868,140 | +6.9% | Mixed | 21 May 2026 |
| Michael D. Popielec | Director, President and CEO, Director | $2,351,662 | Mixed | 17 Dec 2021 | ||
| Philip A. Fain | CFO and Treasurer | $1,766,741 | Mixed | 17 Apr 2024 | ||
| Thomas L. Saeli | Director | $462,400 | Filing P/S | 13 May 2025 | ||
| W. Shaw Robert | Director | $402,570 | +$9,923 | +2.5% | Filing P/S | 24 Nov 2025 |
| Michael E. Manna | President and CEO, Director | $185,500 | +$34,896 | +23% | Filing P/S | 18 May 2026 |
| Janie Goddard | Director | $44,091 | +$9,999 | +29% | Filing P/S | 15 Dec 2025 |
Recent insider transactions for ULTRALIFE CORP
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 3.39% | $458,576 | $6.81 | 67,302 | 2,050,637 | 26 May 2026 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 0.44% | $55,067 | $6.33 | 8,700 | 1,983,335 | 22 May 2026 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 1.69% | $201,671 | $6.13 | 32,876 | 1,974,635 | 21 May 2026 | By Whitmore Holdings, LLC |
| Michael E. Manna | ULBI | Ultralife Common Stock; $.10 par value | Purchase | 7.5% | $12,939 | $6.47 | 2,000 | 28,674 | 18 May 2026 | Direct |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 2.81% | $359,112 | $6.76 | 53,131 | 1,941,759 | 16 Mar 2026 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 5.63% | $636,488 | $6.32 | 100,640 | 1,888,628 | 13 Mar 2026 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 1.92% | $201,309 | $5.97 | 33,741 | 1,787,988 | 12 Mar 2026 | By Whitmore Holdings, LLC |
| Michael E. Manna | ULBI | Ultralife Common Stock; $.10 par value | Purchase | 8.04% | $12,024 | $6.01 | 2,000 | 26,874 | 12 Mar 2026 | Direct |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 2.37% | $163,026 | $5.70 | 28,588 | 1,235,631 | 16 Dec 2025 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 1.25% | $84,263 | $5.66 | 14,882 | 1,207,043 | 15 Dec 2025 | By Whitmore Holdings, LLC |
| Janie Goddard | ULBI | Common Stock; $.10 par value | Purchase | 29.3% | $9,999 | $5.75 | 1,739 | 7,668 | 15 Dec 2025 | Direct |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 0.81% | $53,613 | $5.63 | 9,530 | 1,192,161 | 12 Dec 2025 | By Whitmore Holdings, LLC |
| W. Shaw Robert | ULBI | Common Stock; $.10 par value | Purchase | 2.53% | $9,922 | $5.67 | 1,750 | 71,000 | 24 Nov 2025 | Direct |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 4.78% | $267,915 | $4.97 | 53,900 | 1,182,631 | 19 Nov 2025 | By Whitmore Holdings, LLC |
| Michael E. Manna | ULBI | Common Stock; $.10 par value | Purchase | 8.74% | $9,933 | $4.97 | 2,000 | 24,874 | 19 Nov 2025 | Direct |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 2.71% | $197,310 | $6.63 | 29,766 | 1,128,731 | 21 Aug 2025 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 1.2% | $85,423 | $6.57 | 13,000 | 1,098,965 | 20 Aug 2025 | By Whitmore Holdings, LLC |
| Bradford T. Whitmore | ULBI | Common Stock | Purchase | 1.49% | $104,367 | $6.56 | 15,898 | 1,085,965 | 19 Aug 2025 | By Whitmore Holdings, LLC |
* marks a reported price that did not pass the local price check.