Ultralife Corporation (ULBI) Insider Trading

Over the last 3 months, ULBI insiders made 9 open-market buys and 0 sales, a net purchase of $1.9M (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 33 institutions increased and 38 reduced their position (13F).

Insider Activity

Sentiment
100/100
Buys (3m)
9
Sells (3m)
0
Net (3m)
$1.9M
Insiders buyingCluster buying
Insider trades by month Buys Sells
Jun
Aug
Nov
Dec
Mar
May
Context3-month price +24.4%Institutions reducing (13F)
DateInsiderTypeSharesPrice
May 26, 2026WHITMORE BRADFORD Tdirector, 10 percent owner: Buy32,876$6.13
May 26, 2026WHITMORE BRADFORD Tdirector, 10 percent owner: Buy8,700$6.33
May 26, 2026WHITMORE BRADFORD Tdirector, 10 percent owner: Buy67,302$6.81
May 18, 2026Manna Michael Edwarddirector, officer: President and CEOBuy2,000$6.47
Mar 16, 2026WHITMORE BRADFORD Tdirector, 10 percent owner: Buy100,640$6.32
Mar 16, 2026WHITMORE BRADFORD Tdirector, 10 percent owner: Buy53,131$6.76
Mar 16, 2026WHITMORE BRADFORD Tdirector, 10 percent owner: Buy33,741$5.97
Mar 16, 2026Manna Michael Edwarddirector, officer: President and CEOBuy200$6.03
Mar 16, 2026Manna Michael Edwarddirector, officer: President and CEOBuy1,800$6.01
Dec 16, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy14,882$5.66
Dec 16, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy9,530$5.63
Dec 16, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy28,588$5.70
Dec 15, 2025Goddard JaniedirectorBuy1,739$5.75
Nov 26, 2025Robert W. ShawdirectorBuy1,750$5.67
Nov 21, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy53,900$4.97
Nov 19, 2025Manna Michael Edwarddirector, officer: President and CEOBuy1,000$4.99
Aug 21, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy15,898$6.56
Aug 21, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy13,000$6.57
Aug 21, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy29,766$6.63
Jun 13, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy10,000$7.64
Jun 13, 2025Goddard JaniedirectorBuy1,548$7.68
May 28, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy11,980$5.41
May 15, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy2,140$5.72
May 15, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy16,063$5.47
May 15, 2025WHITMORE BRADFORD Tdirector, 10 percent owner: Buy8,957$5.40
May 14, 2025Saeli Thomas LouisdirectorBuy5,000$5.44
May 14, 2025Robert W. ShawdirectorBuy4,000$5.49
May 13, 2025Manna Michael Edwarddirector, officer: President and CEOBuy3,000$5.29
Nov 21, 2024Manna Michael Edwarddirector, officer: President and CEOBuy1,500$7.25
Nov 12, 2024Robert W. ShawdirectorBuy2,500$7.91

Source: ULBI SEC Form 4 filings, latest May 26, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their ULBI positions over the last 6 months (SEC Form 13F).

Increased
33
New positions
11
Reduced
38
Sold out
17
Largest moves
InstitutionActionSharesFiled
VISIONARY WEALTH ADVISORSIncreased1.1MMay 13, 2026
VISIONARY WEALTH ADVISORSReduced1.1MFeb 13, 2026
DIMENSIONAL FUND ADVISORS LPReduced1.0MFeb 12, 2026
DIMENSIONAL FUND ADVISORS LPReduced995KMay 7, 2026
JANNEY MONTGOMERY SCOTT LLCIncreased518KApr 22, 2026
VANGUARD GROUP INCIncreased514KJan 29, 2026
JANNEY MONTGOMERY SCOTT LLCIncreased508KFeb 11, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position458KMay 15, 2026
TRUFFLE HOUND CAPITAL, LLCUnchanged250KFeb 13, 2026
TRUFFLE HOUND CAPITAL, LLCUnchanged250KMay 7, 2026
RBF CAPITAL, LLCUnchanged225KFeb 17, 2026
RBF CAPITAL, LLCReduced219KMay 18, 2026
RENAISSANCE TECHNOLOGIES LLCReduced211KFeb 12, 2026
RENAISSANCE TECHNOLOGIES LLCReduced198KMay 14, 2026
CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD.Increased155KMay 11, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.

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