Eton Pharmaceuticals, Inc. (ETON) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

26,893,000Shares Outstanding
17,784,225Shares held by institutions
$533,348,908Value of institutional holdings
66.13%Institutional ownership %
-0.92%Shares Changed QoQ
115No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Eton Pharmaceuticals, Inc. (NASDAQ:ETON) is held by 101 institutional investors per 13F filings through December 2025.

209 Institutional Holders

17,784,225 Total Shares Held
Download Data
Owner Name Date Shares Held Change (QoQ) Change (%) Value (USD)
Opaleye Management Inc. 31 Dec, 2025 5,720,000 2,860,000 100.00% $96,725,200.00
Opaleye Management Inc. 31 Dec, 2025 2,860,000 -2,860,000 -50.00% $70,584,800.00
EcoR1 Capital, LLC 31 Dec, 2025 2,171,938 141,394 6.96% $53,603,430.00
EcoR1 Capital, LLC 31 Dec, 2025 2,030,544 0 0.00% $34,336,499.00
BlackRock, Inc. 31 Dec, 2025 1,738,907 34,546 2.03% $29,404,917.00
BlackRock, Inc. 31 Dec, 2025 1,717,286 -21,621 -1.24% $42,382,617.00
VANGUARD GROUP INC 31 Dec, 2025 1,348,668 4,553 0.34% $22,805,976.00
Nantahala Capital Management, LLC 31 Dec, 2025 1,175,951 0 0.00% $29,022,471.00
Nantahala Capital Management, LLC 31 Dec, 2025 1,175,951 0 0.00% $19,885,331.00
VANGUARD CAPITAL MANAGEMENT LLC 31 Dec, 2025 994,089 994,089 0.00% $24,534,117.00
GEODE CAPITAL MANAGEMENT, LLC 31 Dec, 2025 577,666 12,615 2.23% $14,260,695.00
GEODE CAPITAL MANAGEMENT, LLC 31 Dec, 2025 565,051 -8,979 -1.56% $9,557,084.00
State Street Corp 31 Dec, 2025 530,215 28,290 5.64% $13,085,706.00
State Street Corp 31 Dec, 2025 501,925 63,480 14.48% $8,487,552.00
Morgan Stanley 31 Dec, 2025 493,914 -92,132 -15.72% $8,352,085.00
National Philanthropic Trust 31 Dec, 2025 492,112 0 0.00% $12,145,324.00
Morgan Stanley 31 Dec, 2025 477,957 -15,957 -3.23% $11,795,980.00
Westside Investment Management, Inc. 31 Dec, 2025 470,940 -1,600 -0.34% $7,963,285.00
Westside Investment Management, Inc. 31 Dec, 2025 467,915 -3,025 -0.64% $11,548,309.00
OBERWEIS ASSET MANAGEMENT INC/ 31 Dec, 2025 439,300 8,000 1.85% $10,841,924.00