13D·WATCH Activist + Insider Intelligence Live feed Blog About Pricing
ISSUER PROFILE · CIK 0000875657

ULTRALIFE CORPULBI

1 13D/G filings 1 distinct filers 0 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
1
1 SCHEDULE 13D/A
Distinct filers
1
single filer
Insiders (365d)
0
0 buys · 0 sales
Latest short DTC
3.92
as of 2026-10-15

13D/G Filings Timeline · 1 total

FiledFormFilerStakeSharesIntent
2026-10-29 SCHEDULE 13D/A WHITMORE BRADFORD T — 6,708,835 view →

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 89,820 3.92 -11.9%
2026-09-30 102,008 2.03 -2.5%
2026-09-15 104,662 2.60 -5.5%
2026-08-14 92,497 1.45 +44.4%
2026-07-31 64,066 2.26 -7.8%
2026-07-15 69,458 2.49 -1.4%
2026-06-30 70,437 3.29 +6.8%
2026-06-15 65,952 2.24 -25.6%
2026-05-29 88,589 1.00 +1.2%
2026-05-15 87,512 1.69 +10.2%
2026-04-30 79,419 3.44 -0.7%
2026-04-15 80,003 2.99 -12.1%

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