Thompson David Blair’s Ecopetrol EC Stock Holding History

Thompson David Blair’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	$635K	Buy	44,600 +29,100	+188%	+$421K	0.32%	96
2026 Q1	$232K	Buy	+15,500	New	+$196K	0.13%	151

Other funds holding EC

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

Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

GFS Advisors Houston, Texas $948M AUM 41.15% 1-Year Est. Return

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

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

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

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

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

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

Thompson David Blair's EC Position: Q2 2026 in Review

Thompson David Blair increased its Ecopetrol (EC) stake by 188% in Q2 2026, buying an estimated $421K and bringing the position to 44,600 shares worth $635K. The position accounts for 0.32% of the portfolio, ranked #96.

Thompson David Blair first reported a position in EC in Q1 2026 and has held it in 2 quarters since. 155 funds tracked by Wall St. Rank hold EC as of Q2 2026.

Thompson David Blair held 44,600 shares of Ecopetrol worth $635K as of Q2 2026.
Thompson David Blair bought 29,100 Ecopetrol shares in Q2 2026, an estimated $421K.
Ecopetrol made up 0.32% of Thompson David Blair's portfolio in Q2 2026, its #96 holding.
Thompson David Blair first reported a position in Ecopetrol in Q1 2026 and has held it in 2 quarters since.
155 funds tracked by Wall St. Rank held Ecopetrol as of Q2 2026.

Based on Thompson David Blair's 13F filing for Q2 2026, filed 14 Aug 2026.