Tsakos Energy Navigation Ltd
85 hedge funds and large institutions have $172M invested in Tsakos Energy Navigation Ltd in 2025 Q4 according to their latest regulatory filings, with 19 funds opening new positions, 21 increasing their positions, 29 reducing their positions, and 14 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
36% more first-time investments, than exits
New positions opened: 19 | Existing positions closed: 14
10% more call options, than puts
Call options by funds: $8.65M | Put options by funds: $7.85M
6% more funds holding
Funds holding: 80 → 85 (+5)
0.55% less ownership
Funds ownership: 26.06% → 25.51% (-0.55%)
1% less capital invested
Capital invested by funds: $174M → $172M (-$2.13M)
28% less repeat investments, than reductions
Existing positions increased: 21 | Existing positions reduced: 29
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CM
CastleKnight Management
New York
|
+$4.71M |
| 2 |
Two Sigma Investments
New York
|
+$3.46M |
| 3 |
Point72 Asset Management
Stamford,
Connecticut
|
+$3.14M |
| 4 |
Jane Street
New York
|
+$3.08M |
| 5 |
SC
Sagil Capital
London,
United Kingdom
|
+$2.43M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Acadian Asset Management
Boston,
Massachusetts
|
-$8.25M |
| 2 |
Millennium Management
New York
|
-$6.38M |
| 3 |
Arrowstreet Capital
Boston,
Massachusetts
|
-$3.3M |
| 4 |
UBS Group
Zurich,
Switzerland
|
-$1.67M |
| 5 |
Commonwealth Equity Services
Waltham,
Massachusetts
|
-$1.55M |
TEN Hedge Fund Activity: Q4 2025 in Review
85 of the 8,223 institutional investors tracked by Wall St. Rank reported a position in Tsakos Energy Navigation Ltd (TEN) for Q4 2025, worth a combined $172M — down 1.2% from $174M a quarter earlier.
Buyers outnumbered sellers: 19 funds opened new TEN positions and 14 closed out — a net gain of 5 holders — while 21 added to existing stakes and 29 trimmed.
The largest buyer was CastleKnight Management, adding an estimated $4.71M. The largest seller was Acadian Asset Management, cutting an estimated $8.25M.
- 85 institutional investors held Tsakos Energy Navigation Ltd (TEN) as of Q4 2025, up from 80 in Q3 2025.
- Funds reported $172M of Tsakos Energy Navigation Ltd stock for Q4 2025, down 1.2% quarter-over-quarter.
- 19 funds opened new Tsakos Energy Navigation Ltd positions in Q4 2025 and 14 closed out, a net change of +5 holders.
- The largest Tsakos Energy Navigation Ltd buyer in Q4 2025 was CastleKnight Management, an estimated $4.71M added.
- The largest Tsakos Energy Navigation Ltd seller in Q4 2025 was Acadian Asset Management, an estimated $8.25M sold.
Based on aggregated 13F filings for Q4 2025.