Jane Street’s Ecopetrol EC Stock Holding History

Jane Street’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	$1.71M	Buy	+114,000	New	+$1.44M	﹤0.01%	5392
2025 Q4	–	Sell	-31,900	Closed	-$294K	–	11397
2025 Q3	$294K	Buy	31,900 +3,900	+14%	+$35K	﹤0.01%	8939
2025 Q2	$248K	Sell	28,000 -43,600	-61%	-$386K	﹤0.01%	8172
2025 Q1	$748K	Sell	71,600 -22,000	-24%	-$210K	﹤0.01%	6112
2024 Q4	$741K	Buy	93,600 +79,800	+578%	+$643K	﹤0.01%	5954
2024 Q3	$123K	Sell	13,800 -25,600	-65%	-$259K	﹤0.01%	8903
2024 Q2	$441K	Buy	+39,400	New	+$468K	﹤0.01%	7219
2023 Q4	–	Sell	-48,200	Closed	-$559K	–	9298
2023 Q3	$559K	Buy	48,200 +19,700	+69%	+$226K	﹤0.01%	6114
2023 Q2	$292K	Sell	28,500 -49,200	-63%	-$496K	﹤0.01%	7159
2023 Q1	$816K	Buy	77,700 +46,200	+147%	+$502K	﹤0.01%	5398
2022 Q4	$314K	Buy	+31,500	New	+$307K	﹤0.01%	6933
2018 Q3	–	Sell	-12,500	Closed	-$258K	–	5208
2018 Q2	$258K	Buy	+12,500	New	+$265K	﹤0.01%	4293

Other funds holding EC

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

VFT

Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Connor, Clark & Lunn Investment Management (CC&L) Vancouver, British Columbia, Canada $43.4B AUM 51.29% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return

Jane Street's EC Position: Q1 2026 in Review

Jane Street increased its Ecopetrol (EC) stake by 163% in Q1 2026, buying an estimated $4.01M and bringing the position to 511,390 shares worth $7.67M. The position accounts for ﹤0.01% of the portfolio, ranked #2881.

Jane Street first reported a position in EC in Q3 2013 and has held it in 32 quarters since. 164 funds tracked by Wall St. Rank hold EC as of Q1 2026.

Jane Street held 511,390 shares of Ecopetrol worth $7.67M as of Q1 2026.
Jane Street bought 316,603 Ecopetrol shares in Q1 2026, an estimated $4.01M.
Ecopetrol made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2881 holding.
Jane Street first reported a position in Ecopetrol in Q3 2013 and has held it in 32 quarters since.
164 funds tracked by Wall St. Rank held Ecopetrol as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.