Hadron Energy
HDRN
42 hedge funds and large institutions have $169M invested in Hadron Energy in 2025 Q4 according to their latest regulatory filings, with 20 funds opening new positions, 4 increasing their positions, 16 reducing their positions, and 8 closing their positions.
150% more first-time investments, than exits
New positions opened: 20 | Existing positions closed: 8
40% more funds holding
Funds holding: 30 → 42 (+12)
11.16% less ownership
Funds ownership: 92.53% → 81.38% (-11%)
14% less capital invested
Capital invested by funds: $195M → $169M (-$26.4M)
75% less repeat investments, than reductions
Existing positions increased: 4 | Existing positions reduced: 16
100% less funds holding in top 10
Funds holding in top 10: 2 → 0 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
HCM
Highbridge Capital Management
New York
|
+$20M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$8.04M |
| 3 |
MSU
Mizuho Securities USA
New York
|
+$7.97M |
| 4 |
Toronto Dominion Bank
Toronto, Ontario,
Ontario, Canada
|
+$5.88M |
| 5 |
SC
Shay Capital
New York
|
+$5.28M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
KIM
Karpus Investment Management
Pittsford,
New York
|
-$18M |
| 2 |
YCM
Yakira Capital Management
Westport,
Connecticut
|
-$10.3M |
| 3 |
Calamos Advisors
Naperville,
Illinois
|
-$9.75M |
| 4 |
WAM
Wolverine Asset Management
Chicago,
Illinois
|
-$9.21M |
| 5 |
AC
Aristeia Capital
Greenwich,
Connecticut
|
-$7.57M |
HDRN Hedge Fund Activity: Q4 2025 in Review
42 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Hadron Energy (HDRN) for Q4 2025, worth a combined $169M — down 14% from $195M a quarter earlier.
Buyers outnumbered sellers: 20 funds opened new HDRN positions and 8 closed out — a net gain of 12 holders — while 4 added to existing stakes and 16 trimmed.
The largest buyer was Highbridge Capital Management, opening a new position worth an estimated $20M. The largest seller was Karpus Investment Management, exiting entirely with an estimated $18M sold.
- 42 institutional investors held Hadron Energy (HDRN) as of Q4 2025, up from 30 in Q3 2025.
- Funds reported $169M of Hadron Energy stock for Q4 2025, down 14% quarter-over-quarter.
- 20 funds opened new Hadron Energy positions in Q4 2025 and 8 closed out, a net change of +12 holders.
- The largest Hadron Energy buyer in Q4 2025 was Highbridge Capital Management, an estimated $20M added.
- The largest Hadron Energy seller in Q4 2025 was Karpus Investment Management, an estimated $18M sold.
Based on aggregated 13F filings for Q4 2025.