# ULTRALIFE CORP COM

ULTRALIFE CORP COM is a security (CUSIP 903899102) tracked across SEC portfolio filings. 55 institutional managers reported $31.3M on Form 13F as of 2026-06-30; 7 registered fund positions totaling $2.2M via N-PORT as of 2026-04-30.

## Summary

- Issuer: ULTRALIFE CORP
- Class: COM
- CUSIP: 903899102
- Asset category: EC
- 13F holders: 55
- 13F value: $31.3M
- 13F period: 2026-06-30
- N-PORT fund positions: 7
- N-PORT value: $2.2M
- N-PORT report: 2026-04-30

## Top institutional holders (Form 13F)

_Showing 15 of 55 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Visionary Wealth Advisors](https://search.stillhousedata.com/firm/169610) | O'FALLON, IL | $7.2M | 1,106,154 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $6.5M | 994,846 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $2.9M | 513,593 |
| [Truffle Hound Capital, LLC](https://search.stillhousedata.com/firm/137616) | BETHESDA, MD | $1.6M | 250,000 |
| RBF Capital, LLC | SAN FRANCISCO, CA | $1.4M | 218,714 |
| [RENAISSANCE TECHNOLOGIES LLC](https://search.stillhousedata.com/firm/106661) | NEW YORK, NY | $1.3M | 198,090 |
| [Connor, Clark & Lunn Investment Management Ltd.](https://search.stillhousedata.com/firm/107557) | VANCOUVER, A1 | $1.0M | 155,021 |
| [Teton Advisors, Inc.](https://search.stillhousedata.com/firm/105963) | Rye, NY | $990K | 110,200 |
| BlackRock, Inc. | New York, NY | $954K | 146,273 |
| RAYMOND JAMES FINANCIAL INC | ST. PETERSBURG, FL | $908K | 139,333 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $831K | 127,339 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | BOSTON, MA | $826K | 126,753 |
| [Teton Advisors, LLC](https://search.stillhousedata.com/firm/105963) | GREENWICH, CT | $711K | 109,000 |
| Russell Investments Group, Ltd. | Seattle, WA | $458K | 72,434 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $406K | 62,225 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $698K | 0.09% |
| [Russell Investments U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000089990) | Russell Investments Exchange Traded Funds | $465K | 94.16% |
| [Perritt MicroCap Opportunities Fund](https://search.stillhousedata.com/fund/S000039929) | Perritt Funds Inc | $447K | 71.67% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $419K | 0.56% |
| [Pinnacle Value Fund](https://search.stillhousedata.com/fund/S000004888) | BERTOLET CAPITAL TRUST | $106K | 30.00% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $43K | 0.01% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $3K | 0.01% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/903899102.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.