OAM
ETON icon

Oberweis Asset Management’s Eton Pharmaceutcials ETON Stock Holding History

Oberweis Asset Management’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 		$10.8M Buy
439,300
+8,000
+2% +$140K 0.32% 115
2025
Q4 		$7.29M Buy
431,300
+238,940
+124% +$4.2M 0.27% 132
2025
Q3 		$4.18M Buy
+192,360
New +$3.19M 0.16% 153

Other funds holding ETON

OM
Opaleye Management Boston, Massachusetts $759M AUM 124.8% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 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
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
NPT
National Philanthropic Trust Jenkintown, Pennsylvania $9.38B AUM 33.37% 1-Year Est. Return
Morgan Stanley
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

Oberweis Asset Management's ETON Position: Q1 2026 in Review

Oberweis Asset Management increased its Eton Pharmaceutcials (ETON) stake by 1.9% in Q1 2026, buying an estimated $140K and bringing the position to 439,300 shares worth $10.8M. The position accounts for 0.32% of the portfolio, ranked #115.

Oberweis Asset Management first reported a position in ETON in Q3 2025 and has held it in 3 quarters since. 116 funds tracked by Wall St. Rank hold ETON as of Q1 2026.

  • Oberweis Asset Management held 439,300 shares of Eton Pharmaceutcials worth $10.8M as of Q1 2026.
  • Oberweis Asset Management bought 8,000 Eton Pharmaceutcials shares in Q1 2026, an estimated $140K.
  • Eton Pharmaceutcials made up 0.32% of Oberweis Asset Management's portfolio in Q1 2026, its #115 holding.
  • Oberweis Asset Management first reported a position in Eton Pharmaceutcials in Q3 2025 and has held it in 3 quarters since.
  • 116 funds tracked by Wall St. Rank held Eton Pharmaceutcials as of Q1 2026.

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