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NP

Neptune Insurance Holdings Inc.
$33.79 +0.40 (+1.20%) At close · Jul 7
Market Cap
$4.67B
Shares
138,330,913

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 99
Total Value: $1,671,840,325
Total Shares: 69,112,872

Institutional Ownership Trend

3 quarters

Superinvestors Holding NP

All superinvestors →
George Soros $4,136,490

Holder Concentration

Across 99 13F filers · Δ vs Dec 31, 2025
Top Holder
34.7%
Sep 2025 → Mar 2026 · range 0.0% – 34.7%
+0.3 pts
Top 5
76.8%
Sep 2025 → Mar 2026 · range 0.0% – 76.8%
+0.8 pts
Top 10
84.9%
Sep 2025 → Mar 2026 · range 0.0% – 84.9%
+1.9 pts
HHI
2,213
Sep 2025 → Mar 2026 · range 0 – 2,213
Moderately concentrated+41

Quarterly Activity

vs Dec 31, 2025
New
33
Increased
34
Decreased
20
Sold Out
28
Unchanged
12
Holder count: +5
Institutional value: -11.6%
Shares held: +6.5%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open
Mega T. Rowe Price Investment Management, Inc. +4,904,551 9,482,326
Mega Capital International Investors +648,654 1,348,654
Mega JPMORGAN CHASE & CO +531,341 1,481,103
Mid TimesSquare Capital Management, LLC +477,799 898,233
Mid FRONTIER CAPITAL MANAGEMENT CO LLC +292,183 986,848

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open
Large Balyasny Asset Management L.P. −507,090 489,171
Mega PRICE T ROWE ASSOCIATES INC /MD/ −432,164 8,359
Mega BlackRock, Inc. −119,161 380,424
Mid EMERALD ADVISERS, LLC −104,662 8,555
Mega ALLIANCEBERNSTEIN L.P. −102,353 1,170,746

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open
Mega VANGUARD CAPITAL MANAGEMENT LLC 819,101 $19,814,053
Mega VANGUARD FIDUCIARY TRUST CO 113,246 $2,739,420
Mid Interval Partners, LP 97,608 $2,361,137
Large MARSHALL WACE, LLP 91,927 $2,223,714
Large FIFTH THIRD BANCORP 63,302 $1,531,275

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Mega VANGUARD GROUP INC 1,613,955 $47,062,926
Large Driehaus Capital Management LLC 620,152 $18,083,632
Mega CITADEL ADVISORS LLC 508,567 $14,829,813
Large Freestone Grove Partners LP 338,043 $9,857,333
Mega MILLENNIUM MANAGEMENT LLC 134,396 $3,918,987
Filter: New 33 Increased 34 Reduced 20 Sold out 28 Unchanged 12
Showing 100 of 100
All Common Calls Puts
Export CSV
Holder Value (USD) % of 13F Shares Open
Small FTV Management Company, L.P. $540,661,763 32.34% 22,350,631
Small Bregal Sagemount IV General Partner Jersey Ltd $472,442,117 28.26% 19,530,472
Mega T. Rowe Price Investment Management, Inc. $114,688,732 6.86% 4,741,163
Mega T. Rowe Price Investment Management, Inc. $114,688,732 6.86% 4,741,163
Mega JPMORGAN CHASE & CO $35,827,881 2.14% 1,481,103
Mega Capital International Investors $32,623,940 1.95% 1,348,654
Mega ALLIANCEBERNSTEIN L.P. $28,320,345 1.69% 1,170,746
Mega Capital World Investors $26,621,095 1.59% 1,100,500
Mid FRONTIER CAPITAL MANAGEMENT CO LLC $23,871,853 1.43% 986,848
Large Woodline Partners LP $23,660,093 1.42% 978,094
Mega AMERIPRISE FINANCIAL INC $23,351,574 1.40% 965,340
Mid Azora Capital LP $23,077,961 1.38% 954,029
Mid TimesSquare Capital Management, LLC $21,728,256 1.30% 898,233
Mega VANGUARD CAPITAL MANAGEMENT LLC $19,814,053 1.19% 819,101
Large BAMCO INC /NY/ $17,137,986 1.03% 708,474
Large Balyasny Asset Management L.P. $11,833,046 0.71% 489,171
Mega Nuveen, LLC $10,468,488 0.63% 432,761
Mega BlackRock, Inc. $9,202,455 0.55% 380,424
Mid ArrowMark Colorado Holdings LLC $8,136,766 0.49% 336,369
Large ADAGE CAPITAL PARTNERS GP, L.L.C. $7,257,000 0.43% 300,000
Large Select Equity Group, L.P. $6,258,533 0.37% 258,724
Mid Gillson Capital LP $5,540,356 0.33% 229,035
Mega GEODE CAPITAL MANAGEMENT, LLC $4,875,179 0.29% 201,537
Large LORD, ABBETT & CO. LLC $4,863,834 0.29% 201,068
Mid Burkehill Global Management, LP $4,172,775 0.25% 172,500
Mid SOROS FUND MANAGEMENT LLC $4,136,490 0.25% 171,000
Large RENAISSANCE TECHNOLOGIES LLC $3,887,405 0.23% 160,703
Mega GOLDMAN SACHS GROUP INC $3,730,872 0.22% 154,232
Large LMR Partners LLP $3,630,991 0.22% 150,103
Small MALTESE CAPITAL MANAGEMENT LLC $3,606,485 0.22% 149,090
Large Walleye Capital LLC $3,274,455 0.20% 135,364
Mega VANGUARD FIDUCIARY TRUST CO Bank $2,739,420 0.16% 113,246
Mega UBS Group AG $2,723,939 0.16% 112,606
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $2,685,041 0.16% 110,998
Mega TD Asset Management Inc $2,671,882 0.16% 110,454
Mid GILDER GAGNON HOWE & CO LLC $2,430,877 0.15% 100,491
Large Schonfeld Strategic Advisors LLC $2,427,345 0.15% 100,345
Mega STATE STREET CORP $2,374,974 0.14% 98,180
Mid Interval Partners, LP $2,361,137 0.14% 97,608
Large MARSHALL WACE, LLP $2,223,714 0.13% 91,927
Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND Pension $2,056,150 0.12% 85,000
Mid EMERALD MUTUAL FUND ADVISERS TRUST Mutual Fund $2,004,843 0.12% 82,879
Mega MORGAN STANLEY $1,838,051 0.11% 75,984
Small EJF Capital LP $1,801,018 0.11% 74,453
Small Manchester Global Management (UK) Ltd $1,576,704 0.09% 65,180
Large FIFTH THIRD BANCORP Bank $1,531,275 0.09% 63,302
Large Jain Global LLC $1,469,832 0.09% 60,762
Large SEI INVESTMENTS CO $1,429,966 0.09% 59,114
Mega TWO SIGMA INVESTMENTS, LP $1,354,083 0.08% 55,977
Small Hound Partners, LLC $1,221,595 0.07% 50,500
Large Alyeska Investment Group, L.P. $1,209,500 0.07% 50,000
Large Holocene Advisors, LP $1,209,500 0.07% 50,000
Large JACOBS LEVY EQUITY MANAGEMENT, INC $1,185,164 0.07% 48,994
Mega Swiss National Bank Bank $1,132,092 0.07% 46,800
Mega NORTHERN TRUST CORP Bank $1,039,734 0.06% 42,982
Mega BANK OF AMERICA CORP /DE/ Bank $907,028 0.05% 37,496
Mid SummitTX Capital, L.P. $898,416 0.05% 37,140
Mid XTX Topco Ltd $696,913 0.04% 28,810
Mid CenterBook Partners LP $618,610 0.04% 25,573
Mid READYSTATE ASSET MANAGEMENT LP $604,750 0.04% 25,000
Small SeaBridge Investment Advisors LLC $598,847 0.04% 24,756
Mega RAYMOND JAMES FINANCIAL INC $580,390 0.03% 23,993
Mid DRW Securities, LLC Broker-Dealer $532,180 0.03% 22,000
Small FJ Capital Management LLC $526,592 0.03% 21,769
Large CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM Pension $523,326 0.03% 21,634
Large FRED ALGER MANAGEMENT, LLC $521,294 0.03% 21,550
Small Dockside LLC $518,028 0.03% 21,415
Mid Banque Transatlantique SA $447,732 0.03% 18,509
Mid Lighthouse Investment Partners, LLC $413,818 0.02% 17,107
Mega FMR LLC $398,119 0.02% 16,458
Mega VANGUARD ASSET MANAGEMENT, Ltd $382,226 0.02% 15,801
Large NATIXIS ADVISORS, LLC $369,671 0.02% 15,282
Small Grandeur Peak Global Advisors, LLC $367,034 0.02% 15,173
Large JONES FINANCIAL COMPANIES LLLP $362,632 0.02% 14,991
Mid Y-Intercept (Hong Kong) Ltd $358,689 0.02% 14,828
Mega JANUS HENDERSON GROUP PLC $312,051 0.02% 12,900
Mid Linden Thomas Advisory Services, LLC $296,158 0.02% 12,243
Large Corient Private Wealth LLC $287,861 0.02% 11,900
Mid DARK FOREST CAPITAL MANAGEMENT LP $256,801 0.02% 10,616
Large BLAIR WILLIAM & CO/IL $253,995 0.02% 10,500
Mega JANE STREET GROUP, LLC $237,207 0.01% 9,806
Mega Legal & General Group Plc $227,337 0.01% 9,398
Mid EMERALD ADVISERS, LLC $206,945 0.01% 8,555
Mega PRICE T ROWE ASSOCIATES INC /MD/ $202,204 0.01% 8,359
Mega PNC FINANCIAL SERVICES GROUP, INC. $179,971 0.01% 7,440
Mega Vanguard Global Advisers, LLC $172,498 0.01% 7,131
Large Vanguard Investments Australia, Ltd. $172,063 0.01% 7,113
Large KLP KAPITALFORVALTNING AS $125,788 0.01% 5,200
Mega BNP PARIBAS ARBITRAGE, SA $55,032 0.00% 2,275
Large OSAIC HOLDINGS, INC. $42,284 0.00% 1,748
Mid Tower Research Capital LLC (TRC) $25,786 0.00% 1,066
Mega WELLS FARGO & COMPANY/MN $19,835 0.00% 820
Mega CITIGROUP INC $16,545 0.00% 684
Small Financial Management Professionals, Inc. $16,545 0.00% 684
Mega BARCLAYS PLC $11,441 0.00% 473
Small State of Wyoming $4,499 0.00% 186
Mid Farther Finance Advisors, LLC $1,403 0.00% 58
Mega ROYAL BANK OF CANADA Bank $241 0.00% 10
Mid SBI Securities Co., Ltd. Broker-Dealer $145 0.00% 6
Micro Rachor Investment Advisory Services, LLC $48 0.00% 2
Key facts CIK 2067129 CUSIP 64073B103 Visit website Investor relations

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