ESSEX INVESTMENT MANAGEMENT CO LLC
Position in KNSA — Kiniksa Pharmaceuticals International, plc
CIK 201772
BOSTON, MA
Position in KNSA
as of Jun 30, 2026
· filed Aug 6, 2026
Position Value
$15,436,378
+$3,433,643 QoQ
Shares Held
241,382
-3.2% QoQ
Ownership
0.155%
of shares outstanding
% of Portfolio
2.08%
of 13F equity value
Holder Rank
#43
of 264 holders
Holding Since
Jun 2024
9 quarters on record
Voting authority
Sole 67%
Shared 0%
None 33%
Common Shares in KNSA Over Time
Shares Held
Position Value (USD)
Position in Drug Manufacturers - Specialty & Generic
Healthcare · as of Jun 30, 2026ESSEX INVESTMENT MANAGEMENT CO LLC holds $27,866,340 across 5 Drug Manufacturers - Specialty & Generic names. KNSA ranks #1 (55.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KNSA |
Kiniksa Pharmaceuticals International, plc
This page
|
241,382 | $15,436,378 | |
| 2 | LQDA |
Liquidia Corp
|
74,743 | $5,959,259 | |
| 3 | XERS |
Xeris Biopharma Holdings, Inc.
|
715,608 | $5,667,615 | |
| 4 | ETON |
Eton Pharmaceuticals, Inc.
|
20,131 | $728,742 | |
| 5 | AMRX |
Amneal Pharmaceuticals, Inc.
|
4,295 | $74,346 |
All Filings in KNSA
Export CSV
9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $15,436,378 | 241,382 | Shares | Sole | 2026-08-06 | |
| 2026-03-31 | $12,002,735 | 249,278 | Shares | Sole | 2026-05-11 | |
| 2025-12-31 | $10,352,718 | 250,975 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $9,602,697 | 247,301 | Shares | Sole | 2025-11-06 | |
| 2025-06-30 | $4,743,661 | 171,437 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $3,834,911 | 172,666 | Shares | Sole | 2025-05-07 | |
| 2024-12-31 | $3,437,744 | 173,799 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $5,010,894 | 200,516 | Shares | Sole | 2024-10-10 | |
| 2024-06-30 | $3,730,247 | 199,799 | Shares | Sole | 2024-08-12 | |
| No filing history on record for this holder in this stock. | ||||||