ATRC — AtriCure, Inc.Today's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
13
all time
Members · 12m
1
2 buys · 1 sells · by trade date
Latest filing
10-12
2026-10-12
Rows filed past the STOCK Act's 45-day window, stated on the row, never editorialised; both dates and the receipt stay on every row.
0
every row filed inside 45 days
13F holders
221
all listed · 2026-03-31
Congress: statutory ranges, filed up to 45 days after the trade · 13F: quarter-end snapshots, filed up to 45 days lateras of 2026-10-29

On Signals

ACTIVE HITS NAMING ATRC · NEWEST FILED FIRST · EVERY HIT CARRIES ITS RECEIPTSignals ↗
Active signal hits naming ATRC, newest filed first
KindWhoTraded → FiledSizeSrc
a disclosed trade in an issuer whose sector falls within a committee the member sat on as of the trade date (versioned mapping; membership dated) — context only: no legal, ethical, or causal conflict is established or impliedCisnerosTraded → Filed +13d$1.0K–$15.0K
a disclosed trade in an issuer whose sector falls within a committee the member sat on as of the trade date (versioned mapping; membership dated) — context only: no legal, ethical, or causal conflict is established or impliedCisnerosTraded → Filed +21d$1.0K–$15.0K

1–2 of 2 lines · 2 hits · each kind word opens its exact rule · every hit is in signals.v1.json.

COMMITTEE: Context, not an allegation.

Congress 13Institutional 221

Congress · disclosure timeline

By trade date · 24 months · 4 rows ▲ buy, ▼ sell; height = lower bound (log scale); ringed = on Signals. Trade date, not filing date — the filing lag is in the table below.

4 dated disclosures in the window, placed by trade date; magnitudes are the disclosed lower bounds, against gridlines at $15K, $250K, $5M; 2 ringed marks are lines of the Signals row above, pinned in the table below.

Members active in ATRC

12 months · most active first Rows = number of disclosures, not dollars. Net = lower bound of the net range. Committees as of each member's latest trade in the window (roster snapshot 2026-10-29).
Members disclosing ATRC in the trailing 12 months
MemberRowsNet disclosed flow for this ticker: purchases minus sales, computed as a net range on the disclosed amounts. A lower bound is provable, never a point.Number of committees the member sat on as of their latest trade date in the window, from the cc0-legislators roster snapshot. Context, never an allegation; jurisdiction overlap needs the sector join.
Gilbert Ray Cisneros, Jr. D–CA-313−$13.0K to $29.0K2

1 member

Congressional disclosures

Signals rows first, then newestAll 13 rows ↗
Latest congressional filings mentioning ATRC, the rows on Signals first
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-10-12Gilbert Ray Cisneros, Jr. D–CA-31 On SignalsSELL partial (partial sale)Traded 09-29 +13d$1K–$15K
2026-09-10Gilbert Ray Cisneros, Jr. D–CA-31 On SignalsBUYTraded 08-20 +21d$1K–$15K
2026-04-07Gilbert Ray Cisneros, Jr. D–CA-31BUYTraded 03-03 +35d$1K–$15K
2025-06-06Gilbert Ray Cisneros, Jr. D–CA-31BUYTraded 05-06 +31d$1K–$15K
2024-08-15Josh Gottheimer D–NJ-5BUY JT (jointly owned)Traded 07-19 +27d$1K–$15K
2024-07-09Josh Gottheimer D–NJ-5SELL JT (jointly owned)Traded 06-18 +21d$1K–$15K
2021-07-15Josh Gottheimer D–NJ-5SELL partial · JT (partial sale, jointly owned)Traded 06-08 +37d$1K–$15K
2020-05-13Gilbert Ray Cisneros, Jr. D–CA-31SELL partial (partial sale)Traded 04-30 +13d$1K–$15K
2020-04-16Gilbert Ray Cisneros, Jr. D–CA-31BUYTraded 03-31 +16d$1K–$15K
2020-03-10Gilbert Ray Cisneros, Jr. D–CA-31SELL partial (partial sale)Traded 02-21 +18d$1K–$15K

13F holders · Quarter ended 2026-03-31Newest filing in this build: 2026-07-31. Per-row filing dates are on each receipt. · longs only

Top institutional holders of ATRC for quarter 2026-03-31, 1–25 of 221 holders
#FilerValueSecuritiesFlagsderived by Public Filings from this build's reviewed ticker-mapping holders list for this share class; that list carries each holder's share count, share change and filed date, which this table does not show, but no document links — the EDGAR link opens the filer's 13F list·§
1ALLIANCEBERNSTEIN L.P.$129M1
derived ·§ EDGAR ↗
2BlackRock, Inc.$115M1
derived ·§ EDGAR ↗
3WELLINGTON MANAGEMENT GROUP LLP$96.5M1
derived ·§ EDGAR ↗
4VANGUARD PORTFOLIO MANAGEMENT LLC$77.1M1
derived ·§ EDGAR ↗
5VANGUARD CAPITAL MANAGEMENT LLC$61.5M1
derived ·§ EDGAR ↗
6NOMURA ASSET MANAGEMENT INTERNATIONAL INC.$51.5M1
derived ·§ EDGAR ↗
7STATE STREET CORP$37.2M1
derived ·§ EDGAR ↗
8GEODE CAPITAL MANAGEMENT, LLC$35.0M1
derived ·§ EDGAR ↗
9Divisadero Street Capital Management, LP$33.1M1
derived ·§ EDGAR ↗
10BNP Paribas Asset Management Holding S.A.$30.3M1
derived ·§ EDGAR ↗
11DIMENSIONAL FUND ADVISORS LP$28.5M1
derived ·§ EDGAR ↗
12Champlain Investment Partners, LLC$27.7M1
derived ·§ EDGAR ↗
13KENNEDY CAPITAL MANAGEMENT LLC$23.8M1
derived ·§ EDGAR ↗
14BANK OF AMERICA CORP /DE/$21.9M1
derived ·§ EDGAR ↗
15TWO SIGMA INVESTMENTS, LP$21.4M1
derived ·§ EDGAR ↗
16VOYA INVESTMENT MANAGEMENT LLC$20.5M1
derived ·§ EDGAR ↗
17MORGAN STANLEY$20.5M1
derived ·§ EDGAR ↗
18DAFNA Capital Management LLC$17.0M1
derived ·§ EDGAR ↗
19MASSACHUSETTS FINANCIAL SERVICES CO /MA/$16.7M1
derived ·§ EDGAR ↗
20UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$15.8M1
derived ·§ EDGAR ↗
21Qube Research & Technologies Ltd$13.0M1
derived ·§ EDGAR ↗
22NORTHERN TRUST CORP$12.8M1
derived ·§ EDGAR ↗
23CHARLES SCHWAB INVESTMENT MANAGEMENT INC$12.3M1
derived ·§ EDGAR ↗
24Grandeur Peak Global Advisors, LLC$10.9M1
derived ·§ EDGAR ↗
25WCM INVESTMENT MANAGEMENT, LLC$10.2M1
derived ·§ EDGAR ↗
Show all 221 holders
Truncated by Public Filings. All 178 13F filers reporting this share class are listed. Method ↗

Crowding — not available in this build. No holder rows for the selected period, so no percentile can be ranked.

Congress ↔ notable managers · ATRC

Congress · last 90 days

Buyers
1 Gilbert Ray Cisneros, Jr. D–CA-31 $1K–$15K
Sellers
1 Gilbert Ray Cisneros, Jr. D–CA-31 $1K–$15K

filed 2026-07-31 → 2026-10-29 · statutory ranges

Notable managers · quarter ended 2026-03-31

Trimming
0 — $0 held

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · ATRICURE INC

Merged timeline of congressional filings and notable-manager moves on ATRC
DateWhoChangeSize
2026-10-12Gilbert Ray Cisneros, Jr. CongressSELL$1K–$15K
2026-09-10Gilbert Ray Cisneros, Jr. CongressBUY$1K–$15K
2026-05-15Bridgewater Associates 13FNEW+33,517 sh
2026-05-14Caxton Associates 13FADD+3,587 sh

4 newest, by filing date · 13F rows are quarter-end snapshots, not trades

Congress vs filers

12 months
Congress net (rows)2 buy / 1 sell
Congress net ($ bound)−$13.0K to $29.0K
Filersnot computedThe filer side needs per-issuer quarter-over-quarter actions, which the published aggregate does not carry for this issuer. Convergence and divergence are stated only when both sides are computed.