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Ecopetrol

164 hedge funds and large institutions have $431M invested in Ecopetrol in 2026 Q2 according to their latest regulatory filings, with 37 funds opening new positions, 58 increasing their positions, 48 reducing their positions, and 35 closing their positions.

New
Increased
Maintained
Reduced
Closed

270% more call options, than puts

Call options by funds: $116M | Put options by funds: $31.4M

100% more funds holding in top 10

Funds holding in top 10: 12 (+1)

21% more repeat investments, than reductions

Existing positions increased: 58 | Existing positions reduced: 48

11% more capital invested

Capital invested by funds: $388M → $431M (+$42.5M)

6% more first-time investments, than exits

New positions opened: 37 | Existing positions closed: 35

0.12% more ownership

Funds ownership: 1.26%1.37% (+0.12%)

1% less funds holding

Funds holding: 165164 (-1)

Holders
164
Holders Change
-1
Holders Change %
-0.61%
% of All Funds
1.98%
Holding in Top 10
2
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+100%
% of All Funds
0.02%
New
37
Increased
58
Reduced
48
Closed
35
Calls
$116M
Puts
$31.4M
Net Calls
+$85M
Net Calls Change
+$43.1M
Name Holding Trade Value Shares
Change
Change in
Stake
BlackRock
1
BlackRock
New York
$58.5M +$19.9M +1,376,178 +50%
Marshall Wace
2
Marshall Wace
United Kingdom
$37.5M +$29.9M +2,066,221 +362%
GA
3
GFS Advisors
Texas
$27.9M +$31.8K +2,200 New
Charles Schwab
4
Charles Schwab
California
$26.2M +$2.56M +176,967 +11%
Vanguard Fiduciary Trust
5
Vanguard Fiduciary Trust
Pennsylvania
$25.9M +$58.4K +4,037 +0.2%
Vanguard Capital Management
6
Vanguard Capital Management
Pennsylvania
$17.8M +$648K +44,791 +4%
Two Sigma Investments
7
Two Sigma Investments
New York
$14.2M -$12.4M -856,903 -46%
American Century Companies
8
American Century Companies
Missouri
$13.7M +$1.14M +78,715 +9%
Renaissance Technologies
9
Renaissance Technologies
New York
$12.8M +$9.55M +660,400 +276%
Goldman Sachs
10
Goldman Sachs
New York
$12.7M +$129K +8,931 +1%
Morgan Stanley
11
Morgan Stanley
New York
$12.6M +$5.02M +347,237 +65%
BHCM
12
Brevan Howard Capital Management
Jersey
$11.9M +$12M +828,314 New
Millennium Management
13
Millennium Management
New York
$10.6M +$6.13M +423,427 +131%
ACG
14
Aventail Capital Group
New York
$10.6M +$4.15M +286,939 +62%
Barclays
15
Barclays
United Kingdom
$10.5M +$6.75M +466,407 +172%
Connor, Clark & Lunn Investment Management (CC&L)
16
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$9.8M -$12.5M -860,758 -56%
UBS Group
17
UBS Group
Switzerland
$7.86M +$4.74M +327,573 +146%
THC
18
Truffle Hound Capital
Maryland
$6.12M -$1.74M -120,000 -22%
BBP
19
Banco BTG Pactual
Brazil
$5.74M +$3.14M +216,805 +117%
Group One Trading
20
Group One Trading
Illinois
$5.3M +$3.48M +240,859 +184%
State Street
21
State Street
Massachusetts
$4.66M -$500K -34,558 -10%
CAMG
22
CWA Asset Management Group
Florida
$4.4M +$881K +60,861 +24%
Fisher Asset Management
23
Fisher Asset Management
Washington
$3.57M -$1.05M -72,791 -22%
JP Morgan Chase
24
JP Morgan Chase
New York
$3.56M -$5.61M -387,913 -61%
D.E. Shaw & Co
25
D.E. Shaw & Co
New York
$2.89M -$15.4M -1,064,942 -84%

EC Hedge Fund Activity: Q2 2026 in Review

164 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in Ecopetrol (EC) for Q2 2026, worth a combined $431M — up 11% from $388M a quarter earlier.

Buyers outnumbered sellers: 37 funds opened new EC positions and 35 closed out — a net gain of 2 holders — while 58 added to existing stakes and 48 trimmed.

The largest buyer was Marshall Wace, adding an estimated $29.9M. The largest seller was D.E. Shaw & Co, cutting an estimated $15.4M.

  • 164 institutional investors held Ecopetrol (EC) as of Q2 2026, down from 165 in Q1 2026.
  • Funds reported $431M of Ecopetrol stock for Q2 2026, up 11% quarter-over-quarter.
  • 37 funds opened new Ecopetrol positions in Q2 2026 and 35 closed out, a net change of +2 holders.
  • The largest Ecopetrol buyer in Q2 2026 was Marshall Wace, an estimated $29.9M added.
  • The largest Ecopetrol seller in Q2 2026 was D.E. Shaw & Co, an estimated $15.4M sold.

Based on aggregated 13F filings for Q2 2026.