KINGDON CAPITAL MANAGEMENT, L.L.C.
Position in ALDX — Aldeyra Therapeutics, Inc.
CIK 1000097
NEW YORK, NY
Position in ALDX
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$5,649,430
+$2,012,018 QoQ
Shares Held
2,652,315
+23.2% QoQ
Ownership
4.40%
of shares outstanding
% of Portfolio
0.77%
of 13F equity value
Holder Rank
#3
of 108 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ALDX Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Jun 30, 2026KINGDON CAPITAL MANAGEMENT, L.L.C. holds $112,338,858 across 9 Biotechnology names. ALDX ranks #5 (5.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SNDX |
Syndax Pharmaceuticals Inc
|
2,500,000 | $54,650,000 | |
| 2 | OLMA |
Olema Pharmaceuticals, Inc.
|
1,200,000 | $15,012,000 | |
| 3 | CYTK |
Cytokinetics Inc
|
157,100 | $13,383,349 | |
| 4 | ZVRA |
Zevra Therapeutics, Inc.
|
775,000 | $11,113,500 | |
| 5 | ALDX |
Aldeyra Therapeutics, Inc.
This page
|
2,652,315 | $5,649,430 | |
| 6 | IVA |
Inventiva S.A.
|
1,270,000 | $4,800,600 | |
| 7 | ELDN |
Eledon Pharmaceuticals, Inc.
|
1,039,275 | $4,094,743 | |
| 8 | CMPX |
Compass Therapeutics, Inc.
|
1,400,000 | $3,066,000 |
All Filings in ALDX
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6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $5,649,430 | 2,652,315 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $3,637,412 | 2,152,315 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $9,583,000 | 1,850,000 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $6,951,949 | 1,331,791 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $5,100,759 | 1,331,791 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $4,479,250 | 779,000 | Shares | Defined | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||