13FPulse
AT

ATRC ATRICURE INC

2026Q2 · CUSIP 04963C209 · Sector: Healthcare & Biotech

Piling in

Net holder growth ranks near the top of the market

Funds that own it
249
Institutions that reported holding it to the SEC
Net increase in holders
+27
Last quarter 222 → now 249
How unusual is that
Top 20%
Stronger buying than 88% of US stocks
What the filings say, in one paragraph

249 funds held ATRC at the end of 2026Q2, up 27 from the quarter before. That is stronger buying than 87.9% of US stocks — among the most piled-into names this quarter. On the business itself, revenue over the last 12 months was $570M(YoY +13.9%), the P/E is 250.4x, return on equity is 2.0%. ATRC has had 12 buying rushes in its history, and the price moved -2.5% on average over the six months after (that is the raw price move, not how much it beat the market by). It sits in the Healthcare & Biotech sector.

How many funds owned it, quarter by quarter

Bars = net change in institutional holders, positive (green) or negative (red). Line = total institutional holders.

2013Q3: holders=78 2013Q4: holders=84 2014Q1: holders=114 2014Q2: holders=110 2014Q3: holders=111 2014Q4: holders=104 2015Q1: holders=109 2015Q2: holders=110 2015Q3: holders=120 2015Q4: holders=117 2016Q1: holders=110 2016Q2: holders=103 2016Q3: holders=96 2016Q4: holders=98 2017Q1: holders=95 2017Q2: holders=105 2017Q3: holders=113 2017Q4: holders=108 2018Q1: holders=107 2018Q2: holders=106 2018Q3: holders=125 2018Q4: holders=147 2019Q1: holders=158 2019Q2: holders=142 2019Q3: holders=139 2019Q4: holders=138 2020Q1: holders=153 2020Q2: holders=185 2020Q3: holders=178 2020Q4: holders=195 2021Q1: holders=186 2021Q2: holders=208 2021Q3: holders=212 2021Q4: holders=216 2022Q1: holders=213 2022Q2: holders=210 2022Q3: holders=212 2022Q4: holders=212 2023Q1: holders=223 2023Q2: holders=221 2023Q3: holders=226 2023Q4: holders=231 2024Q1: holders=223 2024Q2: holders=197 2024Q3: holders=200 2024Q4: holders=213 2025Q1: holders=221 2025Q2: holders=201 2025Q3: holders=222 2025Q4: holders=235 2026Q1: holders=222 2026Q2: holders=249 -32 -16 +0 +16 +32 70166262 13Q315Q116Q318Q119Q321Q122Q324Q125Q326Q2 Net change in holders (bars) Total funds holding (line)

What happened after each past buying rush 12 times in its history

Quarter of the rush How unusual then Price, next 3 months Price, next 6 months
2026Q2 Top 20%
2025Q3 Top 20% -2.2% -12.4%
2023Q1 Top 20% -1.4% -12.5%
2021Q2 Top 20% +4.9% -6.9%
2020Q2 Top 10% -5.7% +57.8%
2020Q1 Top 10% -17.2% -22.0%
2018Q4 Top 20% -11.4% -17.7%
2018Q3 Top 20% +1.7% -7.8%

These are the raw price moves, not how much it beat the market by. Compare them against the market over the same months — in a strong bull market almost everything is up.

Show all the numbers (large funds, value held, options…) ▾
Of them, large funds
147
Change in large funds
+14
Total value they hold
$1.5B
Funds buying for the first time
53
Funds that sold out entirely
26
Price change that quarter
+84.7%
Funds holding puts (bearish)
5
Funds holding calls (bullish)
1

These are for people who want to dig. Skip them if they do not mean anything to you — the three numbers above are enough.

8,697 institutions have filed for this quarter. 13F permits late filing and a small number arrive in the weeks after the deadline, so the holder counts and changes below may tick up.

Fundamentals

PE (TTM)
250.4
EPS (TTM)
$0.21
EPS YoY
Revenue (TTM)
$0.6B
Revenue YoY
+13.9%
Net margin
1.8%
ROE
2.0%
Debt ratio
23.7%
FCF (TTM)
$53M
Dividend (TTM)
No dividend
Quarterly Revenue & EPS
2022-09-30: EPS -0.27 2022-12-31: EPS -0.10 2023-03-31: EPS -0.14 2023-06-30: EPS -0.11 2023-09-30: EPS -0.20 2023-12-31: EPS -0.21 2024-03-31: EPS -0.28 2024-06-30: EPS -0.17 2024-09-30: EPS -0.17 2024-12-31: EPS -0.33 2025-03-31: EPS -0.14 2025-06-30: EPS -0.13 2025-09-30: EPS -0.01 2025-12-31: EPS 0.04 2026-03-31: EPS 0.00 2026-06-30: EPS 0.18 0M 77M 154M $M -0.36 -0.08 0.20 2016201720182019202020212022202320242025202606/26 Revenue EPS

Quarterly figures, revenue up to 10 years back; EPS split-adjusted, early quarters hidden when not calibrable

P/E (TTM) over time
190 206 222 2026

P/E = close around day 47 after quarter-end ÷ TTM EPS then; this is a consistent valuation date, not the company’s actual filing date; loss quarters hidden

Quarterly free cash flow
-28M-2M24M 20162017201820192020202120222023202420252026
Latest quarter $-8M (2026-03-31)

FCF = operating cash flow − capex, computed from SEC XBRL; banks/insurers have no standard cash-flow structure and are hidden

As of 2026-06-30 · SEC filings (XBRL)

Email me the next update

2026 Q3 holdings are due 2026-11-16. We will email you when the refreshed lists are live.