Simplex Trading
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Simplex Trading’s Eledon Pharmaceuticals ELDN Stock Holding History

Simplex Trading’s Portfolio ELDN Stock Details ELDN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.26M Buy
318,700
+318,100
+53,017% +$1.16M ﹤0.01% 2527
2026
Q1 		$1.85K Buy
600
+500
+500% +$1.18K ﹤0.01% 8400
2025
Q4 		$151 Sell
100
-148,600
-100% -$353K ﹤0.01% 8272
2025
Q3 		$385K Buy
148,700
+127,400
+598% +$372K ﹤0.01% 4157
2025
Q2 		$57K Buy
21,300
+20,800
+4,160% +$62.4K ﹤0.01% 5788
2025
Q1 		$1K Buy
+500
New +$2.06K ﹤0.01% 8188
2023
Q4 		– Sell
-5,000
Closed -$6K – 9022
2023
Q3 		$6K Hold
5,000
– – ﹤0.01% 7520
2023
Q2 		$6K Buy
+5,000
New +$10.4K ﹤0.01% 7780

Other funds holding ELDN

BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DCM
Defilade Capital Management Emeryville, California $747M AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Ensign Peak Advisors
Ensign Peak Advisors Salt Lake City, Utah $60.8B AUM 42.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
CCM
Catalio Capital Management New York $532M AUM 171.17% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ZP
Zimmer Partners New York $4.34B AUM 22.78% 1-Year Est. Return

Simplex Trading's ELDN Position: Q2 2026 in Review

Simplex Trading opened a new position in Eledon Pharmaceuticals (ELDN) in Q2 2026: 88,597 shares worth $349K. The stake represents ﹤0.01% of the portfolio and ranks #4043 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ELDN as recently as Q3 2025.

Simplex Trading first reported a position in ELDN in Q2 2021 and has held it in 14 quarters since. 161 funds tracked by Wall St. Rank hold ELDN as of Q2 2026.

  • Simplex Trading held 88,597 shares of Eledon Pharmaceuticals worth $349K as of Q2 2026.
  • Eledon Pharmaceuticals was a new Simplex Trading position in Q2 2026.
  • Eledon Pharmaceuticals made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #4043 holding.
  • Simplex Trading first reported a position in Eledon Pharmaceuticals in Q2 2021 and has held it in 14 quarters since.
  • 161 funds tracked by Wall St. Rank held Eledon Pharmaceuticals as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.