Portolan Capital Management’s Establishment Labs ESTA Stock Holding History

Portolan Capital Management’s Portfolio ESTA Stock Details ESTA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$544K	Sell	9,573 -85,075	-90%	-$5.81M	0.03%	143
2025 Q4	$6.9M	Sell	94,648 -60,448	-39%	-$3.65M	0.37%	87
2025 Q3	$6.36M	Buy	155,096 +30,704	+25%	+$1.25M	0.34%	81
2025 Q2	$5.31M	Buy	124,392 +23,563	+23%	+$822K	0.33%	82
2025 Q1	$4.11M	Sell	100,829 -93,162	-48%	-$3.47M	0.31%	84
2024 Q4	$8.94M	Buy	193,991 +137,458	+243%	+$5.99M	0.6%	59
2024 Q3	$2.45M	Buy	+56,533	New	+$2.46M	0.18%	117

Other funds holding ESTA

JAM

JW Asset Management Miami Beach, Florida $244M AUM 71.51% 1-Year Est. Return

RTW Investments New York $10B AUM 135.35% 1-Year Est. Return

Brown Advisory Baltimore, Maryland $60.9B AUM 15.24% 1-Year Est. Return

TCM

Tyro Capital Management Miami, Florida $921M AUM 60.37% 1-Year Est. Return

FCM

Findell Capital Management New York $341M AUM 135.6% 1-Year Est. Return

BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return

NCM

Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return

Mudita Advisors London, United Kingdom $490M AUM 66.64% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return

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

Portolan Capital Management's ESTA Position: Q1 2026 in Review

Portolan Capital Management reduced its Establishment Labs (ESTA) stake by 90% in Q1 2026, selling an estimated $5.81M and leaving 9,573 shares worth $544K. The position accounts for 0.03% of the portfolio, ranked #143.

Portolan Capital Management first reported a position in ESTA in Q3 2024 and has held it in 7 quarters since. The position peaked at $8.94M in Q4 2024. 176 funds tracked by Wall St. Rank hold ESTA as of Q1 2026.

Portolan Capital Management held 9,573 shares of Establishment Labs worth $544K as of Q1 2026.
Portolan Capital Management sold 85,075 Establishment Labs shares in Q1 2026, an estimated $5.81M.
Establishment Labs made up 0.03% of Portolan Capital Management's portfolio in Q1 2026, its #143 holding.
Portolan Capital Management first reported a position in Establishment Labs in Q3 2024 and has held it in 7 quarters since.
Portolan Capital Management's Establishment Labs position peaked at $8.94M in Q4 2024.
176 funds tracked by Wall St. Rank held Establishment Labs as of Q1 2026.

Based on Portolan Capital Management's 13F filing for Q1 2026, filed 15 May 2026.