Mariner
EC icon

Mariner’s Ecopetrol EC Stock Holding History

Mariner’s Portfolio EC Stock Details EC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$490K Buy
34,381
+1,607
+5% +$23.3K ﹤0.01% 2476
2026
Q1 		$491K Sell
32,774
-2,377
-7% -$30.1K ﹤0.01% 2504
2025
Q4 		$352K Buy
35,151
+6,078
+21% +$58K ﹤0.01% 2711
2025
Q3 		$268K Sell
29,073
-4,283
-13% -$38.4K ﹤0.01% 2914
2025
Q2 		$295K Sell
33,356
-956
-3% -$8.46K ﹤0.01% 2739
2025
Q1 		$358K Buy
34,312
+5,168
+18% +$49.4K ﹤0.01% 2476
2024
Q4 		$231K Buy
29,144
+16,263
+126% +$131K ﹤0.01% 2879
2024
Q3 		$115K Buy
+12,881
New +$130K ﹤0.01% 3060
2024
Q2 		– Sell
-12,211
Closed -$145K – 3206
2024
Q1 		$145K Sell
12,211
-1,125
-8% -$13K ﹤0.01% 2854
2023
Q4 		$159K Sell
13,336
-10,322
-44% -$125K ﹤0.01% 2752
2023
Q3 		$274K Buy
+23,658
New +$271K ﹤0.01% 2234
2023
Q1 		– Sell
-13,706
Closed -$144K – 2815
2022
Q4 		$144K Buy
+13,706
New +$134K ﹤0.01% 2435

Other funds holding EC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
GA
GFS Advisors Houston, Texas $948M AUM 41.15% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Mariner's EC Position: Q2 2026 in Review

Mariner increased its Ecopetrol (EC) stake by 4.9% in Q2 2026, buying an estimated $23.3K and bringing the position to 34,381 shares worth $490K. The position accounts for ﹤0.01% of the portfolio, ranked #2476.

Mariner first reported a position in EC in Q4 2022 and has held it in 12 quarters since. The position peaked at $491K in Q1 2026. 164 funds tracked by Wall St. Rank hold EC as of Q2 2026.

  • Mariner held 34,381 shares of Ecopetrol worth $490K as of Q2 2026.
  • Mariner bought 1,607 Ecopetrol shares in Q2 2026, an estimated $23.3K.
  • Ecopetrol made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2476 holding.
  • Mariner first reported a position in Ecopetrol in Q4 2022 and has held it in 12 quarters since.
  • Mariner's Ecopetrol position peaked at $491K in Q1 2026.
  • 164 funds tracked by Wall St. Rank held Ecopetrol as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.