Ursa Fund Management, LLC

Fundamental concentrated ★Signal CIK 1693838
League rank
#959
in Fundamental concentrated · #7381 overall
Long book
$32.7M
Q1 2026
Positions
11
Top-10 weight
99%
concentration
Last quarter
+4.2%
SPY +14.8%
Turnover
90%
of book per quarter

Strategy in plain words

auto-generated from filings

Ursa Fund Management, LLC is a concentrated fundamental stock-picker, running a $32.7M US long book across 11 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: PENUMBRA INC, COLUMBIA FINANCIAL INC, ISHARES BITCOIN TRUST ETF, GABELLI EQUITY TRUST, ISHARES 0-3 MONTH TREASURY B.

Over the last 9 quarters its long book ran on average 5.1pp per quarter behind the S&P 500, beating the index in 2 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
-18.8%
Q2 2024
+3.5%
Q3 2024
+0.8%
Q4 2024
-9.8%
Q1 2025
+14.8%
Q2 2025
+17.3%
Q3 2025
-1.0%
Q4 2025
-16.4%
Q1 2026
+4.2%

Sector allocation

Healthcare
48%
Financials
42%
Technology
10%

Long book by quarter

$29.7M
Q1 2024
$32.7M
Q2 2024
$32.6M
Q3 2024
$556.8M
Q4 2024
$28.3M
Q1 2025
$40.0M
Q2 2025
$51.6M
Q3 2025
$1.16B
Q4 2025
$32.7M
Q1 2026

What does Ursa Fund own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
PEN PENUMBRA INCHealthcare35.0K$11.5M35.2%New
CLBK COLUMBIA FINANCIAL INCFinancials500.0K$8.8M26.8%New
NFBK NORTHFIELD BANCORP INCFinancials100.0K$1.4M4.1%New
WIX WIX.COM LTDTechnology15.0K$1.4M4.1%New
PPLI PEOPLE INCTechnology25.0K$1.0M3.1%-66.7%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 15, 202620$107.5M canonicalSEC ↗
Q4 202513F-HRFeb 17, 202644$2.44B canonicalSEC ↗
Q3 202513F-HRNov 14, 202518$89.1M canonicalSEC ↗
Q2 202513F-HRAug 14, 202531$80.2M canonicalSEC ↗
Q1 202513F-HRMay 15, 202521$39.0M canonicalSEC ↗
Q4 202413F-HRFeb 14, 202519$1.33B canonicalSEC ↗
Q3 202413F-HRNov 14, 202417$75.7M canonicalSEC ↗
Q2 202413F-HRAug 14, 20249$36.5M canonicalSEC ↗
Q1 202413F-HRMay 15, 202423$48.7M canonicalSEC ↗