EAM Investors’s Eton Pharmaceutcials ETON Stock Holding History

EAM Investors’s Portfolio ETON Stock Details ETON Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.2M	Buy	+48,623	New	+$850K	0.14%	197
2025 Q4	–	Sell	-52,897	Closed	-$1.15M	–	300
2025 Q3	$1.15M	Buy	+52,897	New	+$878K	0.13%	186
2025 Q2	–	Sell	-77,833	Closed	-$1.01M	–	271
2025 Q1	$1.01M	Sell	77,833 -17,186	-18%	-$260K	0.17%	160
2024 Q4	$1.27M	Sell	95,019 -33,257	-26%	-$337K	0.18%	154
2024 Q3	$770K	Buy	+128,276	New	+$542K	0.12%	199
2023 Q4	–	Sell	-256,623	Closed	-$1.07M	–	281
2023 Q3	$1.07M	Buy	+256,623	New	+$991K	0.21%	229

Other funds holding ETON

Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return

EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return

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

NCM

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

NPT

National Philanthropic Trust Jenkintown, Pennsylvania $9.38B AUM 33.37% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

WIM

Westside Investment Management Santa Monica, California $761M AUM 39.85% 1-Year Est. Return

EAM Investors's ETON Position: Q1 2026 in Review

EAM Investors opened a new position in Eton Pharmaceutcials (ETON) in Q1 2026: 48,623 shares worth $1.2M. The stake represents 0.14% of the portfolio and ranks #197 among its holdings. This is a return to the name: EAM Investors previously reported a position in ETON as recently as Q3 2025.

EAM Investors first reported a position in ETON in Q3 2023 and has held it in 6 quarters since. The position peaked at $1.27M in Q4 2024. 116 funds tracked by Wall St. Rank hold ETON as of Q1 2026.

EAM Investors held 48,623 shares of Eton Pharmaceutcials worth $1.2M as of Q1 2026.
Eton Pharmaceutcials was a new EAM Investors position in Q1 2026.
Eton Pharmaceutcials made up 0.14% of EAM Investors's portfolio in Q1 2026, its #197 holding.
EAM Investors first reported a position in Eton Pharmaceutcials in Q3 2023 and has held it in 6 quarters since.
EAM Investors's Eton Pharmaceutcials position peaked at $1.27M in Q4 2024.
116 funds tracked by Wall St. Rank held Eton Pharmaceutcials as of Q1 2026.

Based on EAM Investors's 13F filing for Q1 2026, filed 13 May 2026.