ESSEX INVESTMENT MANAGEMENT CO LLC
Position in JAZZ — Jazz Pharmaceuticals plc
CIK 201772
BOSTON, MA
Position in JAZZ
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$4,117,130
+$173,980 QoQ
Shares Held
21,778
-6.1% QoQ
Ownership
0.035%
of shares outstanding
% of Portfolio
0.65%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority
Sole 97.35053723941593.ToString("F0")%
Shared 0.ToString("F0")%
None 2.6494627605840755.ToString("F0")%
Common Shares in JAZZ Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026ESSEX INVESTMENT MANAGEMENT CO LLC holds $60,210,603 across 12 Biotechnology names. JAZZ ranks #6 (6.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LGND |
Ligand Pharmaceuticals Inc
|
58,460 | $11,671,539 | |
| 2 | INSM |
INSMED Inc
|
62,676 | $10,248,779 | |
| 3 | MIRM |
Mirum Pharmaceuticals, Inc.
|
108,338 | $10,008,264 | |
| 4 | TVTX |
Travere Therapeutics, Inc.
|
161,705 | $4,804,255 | |
| 5 | SNDX |
Syndax Pharmaceuticals Inc
|
198,985 | $4,648,289 | |
| 6 | JAZZ |
Jazz Pharmaceuticals plc
This page
|
21,778 | $4,117,130 | |
| 7 | AGIO |
Agios Pharmaceuticals, Inc.
|
103,177 | $3,490,477 | |
| 8 | ARQT |
Arcutis Biotherapeutics, Inc.
|
143,934 | $3,391,085 |
All Filings in JAZZ
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $4,117,130 | 21,778 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $3,943,150 | 23,195 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $2,697,023 | 20,463 | Shares | Sole | 2025-11-06 | |
| No filing history on record for this holder in this stock. | ||||||