ADAGE CAPITAL PARTNERS GP, L.L.C.
Position in NP — Neptune Insurance Holdings Inc.
CIK 1165408
Boston, MA
Position in NP
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$7,257,000
-$1,927,845 QoQ
Shares Held
300,000
-4.8% QoQ
Ownership
0.217%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#19
of 98 holders
Holding Since
Dec 2025
2 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in NP Over Time
Shares Held
Position Value (USD)
Position in Insurance Brokers
Financial Services · as of Mar 31, 2026ADAGE CAPITAL PARTNERS GP, L.L.C. holds $249,052,310 across 5 Insurance Brokers names. NP ranks #5 (2.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AJG |
Arthur J. Gallagher & Co.
|
340,763 | $73,802,450 | |
| 2 | AON |
Aon plc
|
222,169 | $71,711,709 | |
| 3 | MRSH |
Marsh & Mclennan Companies, Inc.
|
353,661 | $61,342,500 | |
| 4 | WTW |
Willis Towers Watson PLC
|
120,188 | $34,938,651 | |
| 5 | NP |
Neptune Insurance Holdings Inc.
This page
|
300,000 | $7,257,000 |
All Filings in NP
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $7,257,000 | 300,000 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $9,184,845 | 314,981 | Shares | Sole | 2026-02-17 | |
| No filing history on record for this holder in this stock. | ||||||