Ultralife
ULBI
63 hedge funds and large institutions have $50.4M invested in Ultralife in 2025 Q2 according to their latest regulatory filings, with 12 funds opening new positions, 16 increasing their positions, 26 reducing their positions, and 19 closing their positions.
58% more capital invested
Capital invested by funds: $31.9M → $50.4M (+$18.5M)
1.92% less ownership
Funds ownership: 35.64% → 33.72% (-1.9%)
10% less funds holding
Funds holding: 70 → 63 (-7)
37% less first-time investments, than exits
New positions opened: 12 | Existing positions closed: 19
38% less repeat investments, than reductions
Existing positions increased: 16 | Existing positions reduced: 26
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
THC
Truffle Hound Capital
Bethesda,
Maryland
|
+$1.48M |
| 2 |
EIM
Essex Investment Management
Boston,
Massachusetts
|
+$1.42M |
| 3 |
RC
RBF Capital
San Francisco,
California
|
+$1.33M |
| 4 |
AA
Ancora Advisors
Cleveland,
Ohio
|
+$502K |
| 5 |
LCM
Legato Capital Management
San Francisco,
California
|
+$422K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$2.93M |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
-$744K |
| 3 |
State Street
Boston,
Massachusetts
|
-$527K |
| 4 |
Acadian Asset Management
Boston,
Massachusetts
|
-$516K |
| 5 |
Vanguard Group
Malvern,
Pennsylvania
|
-$415K |
ULBI Hedge Fund Activity: Q2 2025 in Review
63 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Ultralife (ULBI) for Q2 2025, worth a combined $50.4M — up 58% from $31.9M a quarter earlier.
Sellers outnumbered buyers: 19 funds closed out of ULBI and 12 opened new positions — a net loss of 7 holders — while 26 trimmed existing stakes and 16 added.
The largest buyer was Truffle Hound Capital, opening a new position worth an estimated $1.48M. The largest seller was BlackRock, cutting an estimated $2.93M.
- 63 institutional investors held Ultralife (ULBI) as of Q2 2025, down from 70 in Q1 2025.
- Funds reported $50.4M of Ultralife stock for Q2 2025, up 58% quarter-over-quarter.
- 12 funds opened new Ultralife positions in Q2 2025 and 19 closed out, a net change of -7 holders.
- The largest Ultralife buyer in Q2 2025 was Truffle Hound Capital, an estimated $1.48M added.
- The largest Ultralife seller in Q2 2025 was BlackRock, an estimated $2.93M sold.
Based on aggregated 13F filings for Q2 2025.