Dynamic Technology Lab’s Ecopetrol EC Stock Holding History

Dynamic Technology Lab’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 Q1	–	Sell	-14,247	Closed	-$143K	–	952
2025 Q4	$143K	Buy	+14,247	New	+$136K	0.03%	653
2024 Q1	–	Sell	-79,195	Closed	-$944K	–	1142
2023 Q4	$944K	Buy	+79,195	New	+$960K	0.1%	345
2022 Q4	–	Sell	-29,714	Closed	-$265K	–	1199
2022 Q3	$265K	Buy	+29,714	New	+$305K	0.03%	858
2021 Q2	–	Sell	-44,163	Closed	-$566K	–	1219
2021 Q1	$566K	Buy	+44,163	New	+$571K	0.06%	505
2020 Q1	–	Sell	-11,281	Closed	-$225K	–	1110
2019 Q4	$225K	Buy	+11,281	New	+$208K	0.04%	792
2019 Q1	–	Sell	-68,747	Closed	-$1.09M	–	1081
2018 Q4	$1.09M	Buy	+68,747	New	+$1.47M	0.19%	142
2018 Q3	–	Sell	-30,572	Closed	-$628K	–	1096
2018 Q2	$628K	Buy	+30,572	New	+$647K	0.09%	369
2017 Q4	–	Sell	-54,380	Closed	-$516K	–	1076
2017 Q3	$516K	Buy	+54,380	New	+$503K	0.08%	427
2016 Q4	–	Sell	-46,700	Closed	-$409K	–	938
2016 Q3	$409K	Buy	46,700 +21,448	+85%	+$189K	0.11%	325
2016 Q2	$242K	Sell	25,252 -18,913	-43%	-$176K	0.07%	622
2016 Q1	$380K	Buy	44,165 +3,674	+9%	+$25.9K	0.1%	395
2015 Q4	$283K	Buy	+40,491	New	+$349K	0.09%	531
2014 Q1	–	Sell	-5,749	Closed	-$220K	–	616
2013 Q4	$220K	Buy	+5,749	New	+$252K	0.15%	332

Other funds holding EC

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $52.8B AUM 58.98% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Dynamic Technology Lab's EC Position: Q1 2026 in Review

Dynamic Technology Lab sold out of Ecopetrol (EC) in Q1 2026, closing a stake of 14,247 shares — an estimated $143K sold.

Dynamic Technology Lab first reported a position in EC in Q4 2013 and held it in 13 quarters. The position peaked at $1.09M in Q4 2018. 165 funds tracked by Wall St. Rank hold EC as of Q1 2026.

Dynamic Technology Lab reported no remaining Ecopetrol position as of Q1 2026 after selling out during the quarter.
Dynamic Technology Lab sold 14,247 Ecopetrol shares in Q1 2026, an estimated $143K.
Dynamic Technology Lab first reported a position in Ecopetrol in Q4 2013 and held it in 13 quarters.
Dynamic Technology Lab's Ecopetrol position peaked at $1.09M in Q4 2018.
165 funds tracked by Wall St. Rank held Ecopetrol as of Q1 2026.

Based on Dynamic Technology Lab's 13F filing for Q1 2026, filed 15 May 2026.