// company-profile

Ultralife Corp

ULBI
ExchangeNasdaqSectorMiscellaneous Electrical Machinery, Equipment & SuppliesInc.DEFilings42Insiders6
// api This Ultralife Corp insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 1 insider purchased shares (net $459K). Buying was led by WHITMORE BRADFORD T.

// 90-day insight

Over the last 90 days, Ultralife Corp insiders bought $728K across 4 transactions with no open-market sales.

  • Most active insider: WHITMORE BRADFORD T with 3 transactions totaling $715K.
  • Largest single purchase: $459K by WHITMORE BRADFORD T on May 26, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Ultralife Corp as of 2026-03-31

↑ increasing
Total reported AUM
$29.9M
QoQ change
+8.8%
Reporting period
2026-03-31
#1
Visionary Wealth Advisors
CIK 1802984
$7.2M
1.1M shares
#2
DIMENSIONAL FUND ADVISORS LP
CIK 354204
$6.2M
957K shares
#3
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
$3.0M
458K shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
May 26, 2026WHITMORE BRADFORD TULBI
Purchase
67,302$6.81$459K
May 22, 2026WHITMORE BRADFORD TULBI
Purchase
8,700$6.33$55K
May 21, 2026WHITMORE BRADFORD TULBI
Purchase
32,876$6.13$202K
May 18, 2026Manna Michael EdwardULBI
Purchase
2,000$6.47$13K
Mar 16, 2026WHITMORE BRADFORD TULBI
Purchase
53,131$6.76$359K

45 more transactions hidden

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