Hyliion Holdings
HYLN
131 hedge funds and large institutions have $100M invested in Hyliion Holdings in 2025 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 27 increasing their positions, 50 reducing their positions, and 14 closing their positions.
296% more call options, than puts
Call options by funds: $2.83M | Put options by funds: $713K
86% more first-time investments, than exits
New positions opened: 26 | Existing positions closed: 14
39% more capital invested
Capital invested by funds: $71.8M → $100M (+$28.3M)
7% more funds holding
Funds holding: 122 → 131 (+9)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
2.09% less ownership
Funds ownership: 31.03% → 28.95% (-2.1%)
46% less repeat investments, than reductions
Existing positions increased: 27 | Existing positions reduced: 50
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Invesco
Atlanta,
Georgia
|
+$430K |
| 2 |
IMC Chicago
Chicago,
Illinois
|
+$185K |
| 3 |
LPL Financial
San Diego,
California
|
+$128K |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$98.9K |
| 5 |
RhumbLine Advisers
Boston,
Massachusetts
|
+$92.3K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Renaissance Technologies
New York
|
-$1.59M |
| 2 |
BlackRock
New York
|
-$720K |
| 3 |
GCP
GSA Capital Partners
London,
United Kingdom
|
-$587K |
| 4 |
D.E. Shaw & Co
New York
|
-$570K |
| 5 |
Jane Street
New York
|
-$415K |
HYLN Hedge Fund Activity: Q3 2025 in Review
131 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Hyliion Holdings (HYLN) for Q3 2025, worth a combined $100M — up 39% from $71.8M a quarter earlier.
Buyers outnumbered sellers: 26 funds opened new HYLN positions and 14 closed out — a net gain of 12 holders — while 27 added to existing stakes and 50 trimmed.
The largest buyer was Invesco, adding an estimated $430K. The largest seller was Renaissance Technologies, cutting an estimated $1.59M.
- 131 institutional investors held Hyliion Holdings (HYLN) as of Q3 2025, up from 122 in Q2 2025.
- Funds reported $100M of Hyliion Holdings stock for Q3 2025, up 39% quarter-over-quarter.
- 26 funds opened new Hyliion Holdings positions in Q3 2025 and 14 closed out, a net change of +12 holders.
- The largest Hyliion Holdings buyer in Q3 2025 was Invesco, an estimated $430K added.
- The largest Hyliion Holdings seller in Q3 2025 was Renaissance Technologies, an estimated $1.59M sold.
Based on aggregated 13F filings for Q3 2025.