Ticker · CUSIP 64073B103

NP

NEPTUNE INS HLDGS INC

Financial Services·Insurance Brokers

···Share

Holders (tracked)

Combined shares

2,253,412

Combined value

$65.71M

Last close

$27.66

Quarter

2025Q4

Price is -5.1% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$27.66+2.86 (+11.53%)H $30.49 · L $17.14 · Avg Vol 493K

Position opened

SEC event timeline

11 events

Ron Baron (Baron Capital / BAMCO) opened position2026-02-17
+708,728 shares · 2025Q4
Position
Stanley Druckenmiller (Duquesne) opened position2026-02-17
+20,000 shares · 2025Q4
Position
T. Rowe Price opened position2026-02-17
+440,523 shares · 2025Q4
Position
Jonathan Auerbach (Hound Partners) opened position2026-02-17
+50,500 shares · 2025Q4
Position
Ken Griffin (Citadel Advisors) opened position2026-02-17
+508,567 shares · 2025Q4
Position
Two Sigma Investments opened position2026-02-17
+16,609 shares · 2025Q4
Position
D.E. Shaw & Co. opened position2026-02-17
+101,596 shares · 2025Q4
Position
Izzy Englander (Millennium Mgmt) opened position2026-02-17
+134,396 shares · 2025Q4
Position
George Soros (Soros Fund Mgmt) opened position2026-02-13
+171,000 shares · 2025Q4
Position
Renaissance Technologies opened position2026-02-12
+16,493 shares · 2025Q4
Position
Norges Bank (Norway SWF) opened position2026-02-10
+85,000 shares · 2025Q4
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for NP →

Follow-the-investor returns

If you'd copied each holder of NP…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Stanley Druckenmiller (Duquesne)	2025Q4	$29.15	-5.1%	$553K
Two Sigma Investments	2025Q4	$29.16	-5.1%	$459K
D.E. Shaw & Co.	2025Q4	$29.16	-5.1%	$2.8M
Izzy Englander (Millennium Mgmt)	2025Q4	$29.16	-5.1%	$3.7M
Ron Baron (Baron Capital / BAMCO)	2025Q4	$29.16	-5.1%	$19.6M
George Soros (Soros Fund Mgmt)	2025Q4	$29.16	-5.1%	$4.7M
Norges Bank (Norway SWF)	2025Q4	$29.16	-5.1%	$2.4M
Jonathan Auerbach (Hound Partners)	2025Q4	$29.16	-5.1%	$1.4M
Ken Griffin (Citadel Advisors)	2025Q4	$29.16	-5.1%	$14.1M
Renaissance Technologies	2025Q4	$29.16	-5.1%	$456K
T. Rowe Price	2025Q4	$29.16	-5.2%	$12.2M

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions11

Ron Baron (Baron Capital / BAMCO)
+708,728
$20.7M
Ken Griffin (Citadel Advisors)
+508,567
$14.8M
George Soros (Soros Fund Mgmt)
+171,000
$5.0M
Izzy Englander (Millennium Mgmt)
+134,396
$3.9M
D.E. Shaw & Co.
+101,596
$3.0M
Norges Bank (Norway SWF)
+85,000
$2.5M
Jonathan Auerbach (Hound Partners)
+50,500
$1.5M
Two Sigma Investments
+16,609
$484K
Renaissance Technologies
+16,493
$481K
T. Rowe Price
+440,523
$13K
+ 1 more…

Added to0

—

Trimmed0

—

Exited0

—

Who owns NP

11 super-investors · 2025Q4

Tracked stake

2.25M

Combined value

$66M

% of shares outstanding

—

shares-out unknown

Quarter action mix

New11

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Ron Baron Baron Capital / BAMCO	708.7K	$21M	0.1%	New+708.7K	—
2	Ken Griffin Citadel Advisors	508.6K	$15M	0.0%	New+508.6K	—
3	T. Rowe Price	440.5K	$13M	0.0%	New+440.5K	—
4	George Soros Soros Fund Mgmt	171.0K	$5M	0.1%	New+171.0K	—
5	Izzy Englander Millennium Mgmt	134.4K	$4M	0.0%	New+134.4K	—
6	D.E. Shaw & Co.	101.6K	$3M	0.0%	New+101.6K	—
7	Norges Bank Norway SWF	85.0K	$2M	0.0%	New+85.0K	—
8	Jonathan Auerbach Hound Partners	50.5K	$1M	0.2%	New+50.5K	—
9	Stanley Druckenmiller Duquesne	20.0K	$583K	0.0%	New+20.0K	—
10	Two Sigma Investments	16.6K	$484K	0.0%	New+16.6K	—
11	Renaissance Technologies	16.5K	$481K	0.0%	New+16.5K	—

Recent moves

11 transactions

NEWRon Baron (Baron Capital / BAMCO)
+708,728 · 2025Q4
NEWStanley Druckenmiller (Duquesne)
+20,000 · 2025Q4
NEWT. Rowe Price
+440,523 · 2025Q4
NEWJonathan Auerbach (Hound Partners)
+50,500 · 2025Q4
NEWKen Griffin (Citadel Advisors)
+508,567 · 2025Q4
NEWTwo Sigma Investments
+16,609 · 2025Q4
NEWD.E. Shaw & Co.
+101,596 · 2025Q4
NEWIzzy Englander (Millennium Mgmt)
+134,396 · 2025Q4
NEWGeorge Soros (Soros Fund Mgmt)
+171,000 · 2025Q4
NEWRenaissance Technologies
+16,493 · 2025Q4
NEWNorges Bank (Norway SWF)
+85,000 · 2025Q4

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