MCK — MCKESSON CORPToday's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
91
all time
Members · 12m
7
8 buys · 3 sells · by trade date
Latest filing
07-21
2026-07-21
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.
14
13F holders
1,692
top 500 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
Congress 91Institutional 500

Congress · disclosure timeline

By trade date · 24 months · 29 rows ▲ buy, ▼ sell; height = lower bound (log scale). Trade date, not filing date — the filing lag is in the table below.

29 dated disclosures in the window, placed by trade date; magnitudes are the disclosed lower bounds, against gridlines at $15K, $250K, $5M.

Members active in MCK

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 MCK 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.
Markwayne Mullin R–OK3$45.0K to $150K—
Gilbert Ray Cisneros, Jr. D–CA-312−$14.0K to $14.0K2
Jared Moskowitz D–FL-232$2.0K to $30.0K3
Alan Armstrong R–OK1$1.0K to $15.0K2
Jonathan L. Jackson D–IL-11−$15.0K to −$1.0K2
Lizzie Fletcher D–TX-71−$15.0K to −$1.0K1
Rick Larsen D–WA-21$1.0K to $15.0K1

7 members

Congressional disclosures

Newest filed firstAll 91 rows ↗
Latest congressional filings mentioning MCK
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2026-07-21Alan Armstrong R–OKBUYTraded 03-27 LATE·116d$1K–$15K
2026-07-15Jonathan L. Jackson D–IL-1SELL SP (spouse-owned)Traded 06-15 +30d$1K–$15K
2026-07-12Rick Larsen D–WA-2BUYTraded 07-08 +4d$1K–$15K
2026-07-08Ritchie Torres D–NY-15BUYTraded 2025-01-07 LATE·547d$1K–$15K
2026-05-01Lizzie Fletcher D–TX-7SELL partial (partial sale)Traded 04-08 +23d$1K–$15K
2026-03-02Markwayne Mullin R–OKBUY JT (jointly owned)Traded 02-04 +26d$15K–$50K
2026-02-04Markwayne Mullin R–OKBUY SP (spouse-owned)Traded 01-05 +30d$15K–$50K
2026-02-04Markwayne Mullin R–OKBUYTraded 01-05 +30d$15K–$50K
2026-01-16Jared Moskowitz D–FL-23BUY DC (dependent-child-owned)Traded 2025-12-02 +45d$1K–$15K
2026-01-16Jared Moskowitz D–FL-23BUYTraded 2025-12-02 +45d$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

All holders ↗
Top institutional holders of MCK for quarter 2026-03-31, 1–25 of 1,692 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 (the full holders view shows them), but no document links — the EDGAR link opens the filer's 13F list·§
1BlackRock, Inc.$9.9B1
derived ·§ EDGAR ↗
2VANGUARD CAPITAL MANAGEMENT LLC$6.9B1
derived ·§ EDGAR ↗
3STATE STREET CORP$5.0B1
derived ·§ EDGAR ↗
4FMR LLC$3.1B1
derived ·§ EDGAR ↗
5FRANKLIN RESOURCES INC$2.7B1
derived ·§ EDGAR ↗
6MASSACHUSETTS FINANCIAL SERVICES CO /MA/$2.5B1
derived ·§ EDGAR ↗
7GEODE CAPITAL MANAGEMENT, LLC$2.5B1
derived ·§ EDGAR ↗
8VANGUARD PORTFOLIO MANAGEMENT LLC$2.5B1
derived ·§ EDGAR ↗
9MORGAN STANLEY$2.0B1
derived ·§ EDGAR ↗
10ALLIANCEBERNSTEIN L.P.$1.8B1
derived ·§ EDGAR ↗
11BANK OF AMERICA CORP /DE/$1.3B1
derived ·§ EDGAR ↗
12Invesco Ltd.$1.3B1
derived ·§ EDGAR ↗
13NORTHERN TRUST CORP$1.3B1
derived ·§ EDGAR ↗
14ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$1.1B1
derived ·§ EDGAR ↗
15ROYAL BANK OF CANADA$1.1B1
derived ·§ EDGAR ↗
16Boston Partners$1.0B1
derived ·§ EDGAR ↗
17DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main$906M1
derived ·§ EDGAR ↗
18Swedbank AB$870M1
derived ·§ EDGAR ↗
19NORDEA INVESTMENT MANAGEMENT AB$842M1
derived ·§ EDGAR ↗
20CHARLES SCHWAB INVESTMENT MANAGEMENT INC$818M1
derived ·§ EDGAR ↗
21WCM INVESTMENT MANAGEMENT, LLC$802M1
derived ·§ EDGAR ↗
22Legal & General Group Plc$793M1
derived ·§ EDGAR ↗
23AQR CAPITAL MANAGEMENT LLC$784M1
derived ·§ EDGAR ↗
24UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$773M1
derived ·§ EDGAR ↗
25Bank of New York Mellon Corp$714M1
derived ·§ EDGAR ↗
Show the top 500 of 1,692 holders
Truncated by Public Filings. Top 500 of 1,692 holders shown; the rest are on EDGAR. Method ↗

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

Congress ↔ notable managers · MCK

Congress · last 90 days

Buyers
0 — —
Sellers
0 — —

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

Notable managers · quarter ended 2026-03-31

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

Merged timeline of congressional filings and notable-manager moves on MCK
DateWhoChangeSize
2026-05-15Lone Pine Capital 13FNEW+392,224 sh
2026-05-15Gotham Asset Management 13FADD+9,156 sh
2026-05-15Tudor Investment Corp 13FNEW+17,250 sh
2026-05-15Bridgewater Associates 13FTRIM−32 sh
2026-05-15Glenview Capital 13FEXIT−42,994 sh
2026-05-14Caxton Associates 13FTRIM−346 sh

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

Congress vs filers

12 months
Congress net (rows)8 buy / 3 sell
Congress net ($ bound)$5.0K to $222K
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.