Ultralife Corp (ULBI)

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Sector: Miscellaneous Electrical Machinery, Equipment & Supplies

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Hedge Fund Holdings

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Last updated on May 15, 2026, 5:33pm based on SEC 13F filings Last update: May 15, 2026, 5:33pm

No.	Hedge Fund	Shares	Value	Activity	% Port
1.	Renaissance Technologies Jim Simons	198,090	$1,291,547	-7%	0%
2.	Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell	126,753	$826,430	-8%	0%
3.	Two Sigma Advisors John Overdeck And David Siegel	62,225	$405,707	+437%	0%
4.	Ancora Advisors Frederick Disanto	56,169	$366,222	+22%	0.01%
5.	Citadel Investment Group Ken Griffin	41,301	$269,283	-56%	0%

Insider Trading: Purchases See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Manna Officer, Director	$6.47	2,000	$12,938.60	28,674	2026-05-18	Filing
Whitmore Large Shareholder, Director	$6.76	53,131	$359,112.43	1,941,759	2026-03-16	Filing
Whitmore Large Shareholder, Director	$6.32	100,640	$636,487.62	1,888,628	2026-03-13	Filing
Whitmore Large Shareholder, Director	$5.97	33,741	$201,308.93	1,787,988	2026-03-12	Filing
Manna Officer, Director	$6.03	200	$1,206.20	26,874	2026-03-12	Filing

Insider Trading: Sales See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Anderson Director	$3.38	4	$13.52	11,455	2014-09-08	Filing
Anderson Director	$3.37	396	$1,334.52	11,459	2014-09-08	Filing
Anderson Director	$3.32	100	$332.00	11,855	2014-09-08	Filing
Anderson Director	$3.31	200	$662.00	11,955	2014-09-08	Filing
Anderson Director	$3.30	26,300	$86,790.00	12,155	2014-09-08	Filing

Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Visionary Wealth Advisors	1,106,154	$7,212,125	0.32%
2.	Dimensional Fund Advisors Lp	994,846	$6,486,040	0%
3.	Vanguard Capital Management Llc	457,837	$2,985,097	0%
4.	Truffle Hound Capital, Llc	250,000	$1,630,000	0.42%
5.	Rbf Capital, Llc	218,714	$1,426,015	0.07%