Congressional disclosures

Katherine M. Clark

Democrat · House · Massachusetts · District 5 · serving since 2013 · last filed 3 months ago

785
Transactions disclosed, all time
28d
Median delay from trade to disclosure
of the 45 day limit
14/6
Purchases and sales in the disclosures below
$11.5M
Disclosed volume, all time (est.)
$15M
A rounded estimate from disclosed ranges, priced to the market. Not a filed figure.

Recent disclosures

20 of 785 on record · Sep 16, 2021 to Jun 16, 2026
AssetTypeActionAmount disclosedSince the tradeTrade dateDisclosedDelay
UNITED STATES TREAS SER AF- 2027; 4.125%; DUE BondPurchase$15,001 - $50,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AJ- 2028; 4.25%; DUE 0BondPurchase$50,001 - $100,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AK- 2028; 4.25%; DUE 0BondPurchase$15,001 - $50,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AV- 2027; 4.0%; DUE 12BondPurchase · 2 filings$15,001 - $50,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AJ- 2028; 4.25%; DUE 0BondPurchase$15,001 - $50,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AF- 2027; 4.125%; DUE BondPurchase$50,001 - $100,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AK- 2028; 4.25%; DUE 0BondPurchase$50,001 - $100,000n/aJun 16, 2026Jul 14, 202628d
UNITED STATES TREAS SER AU- 2026; 4.625%; 11/1BondPurchase$250,001 - $500,000n/aOct 27, 2025Nov 6, 202510d
UNITED STATES TREAS SER AU- 2026; 4.625%; 11/1SpouseBondPurchase · 2 filings$100,001 - $250,000n/aOct 27, 2025Nov 6, 202510d
UNITED STATES TREAS SER AU- 2026; 4.625%; 11/1BondPurchase$250,001 - $500,000n/aOct 27, 2025Nov 6, 202510d
PGConsumer DefensiveStockSale · 2 filings$15,001 - $50,000-11.0%S&P +15.6% · vs S&P 500 -26.7%Sep 17, 2025Oct 3, 202516d
NYCBFinancial ServicesStockSale · 2 filings$1,001 - $15,000-0.9%S&P +12.9% · vs S&P 500 -13.8%Mar 1, 2024Apr 4, 202434d
UNITED STATES TREASURY NOTESJointBondPurchase · 2 filings$100,001 - $250,000n/aFeb 16, 2024Mar 5, 202418d
RUANE, CUNNIFF, & GOLDFARB INC. SAs filed: INVESTMENT ADVISERStockSale$100,001 - $250,000n/aJan 31, 2024Mar 5, 202434d
UNITED STATES TREASURY NOTESBondPurchase$100,001 - $250,000n/aJan 23, 2024Feb 12, 202420d
UNITED STATES TREASURY NOTESBondPurchase · 2 filings$250,001 - $500,000n/aOct 24, 2023Nov 6, 202313d
KOConsumer DefensiveStockSale$15,001 - $50,000+65.6%S&P +76.5% · vs S&P 500 -10.9%Oct 9, 2023Nov 6, 202328d
FEDERAL FARM CREDIT BANKS BONDAs filed: 6.150%; 03/01/2033BondPurchase$100,001 - $250,000n/aFeb 23, 2023Mar 6, 202311d
NETAPP INC SR NTAs filed: 3.250%; 12/15/22OtherSale$1,001 - $15,000n/aSep 15, 2022Oct 5, 202220d
KB HOME SR NT 7.500%As filed: 7.500%; 9/15/22BondSale$1,001 - $15,000n/aJul 7, 2022Aug 16, 202240d

Showing the 20 most recent disclosures. One row is one disclosure: a member filing for more than one account on the same day, in the same band, is counted once and marked.

Since the trade: the stock's move from the trade date to the latest close we hold, as of Sep 10, 2026, with the S&P 500 over the same window and the difference against it. The numbers describe the stock after the trade, not the member's result: a disclosure carries a band, not a fill, and a sale keeps the same sign, so a positive number after a sale means the stock kept rising. An option row carries the underlying stock's move. Estimates; n/a on assets with no market price. Not investment advice.

Estimated portfolio

18 holdings · $5,000,001 - $25,000,000 in total · estimate, as of Sep 10, 2026
HoldingEstimated valueShare of portfolio
SPY$1,000,001 - $5,000,000
AAPL$1,000,001 - $5,000,000
BRK.B$500,001 - $1,000,000
JPM$100,001 - $250,000
GOOG$100,001 - $250,000
MSFT$100,001 - $250,000
CSCO$100,001 - $250,000
VZ$15,001 - $50,000
VTWO$15,001 - $50,000
SCHF$15,001 - $50,000

The 10 largest of 18 estimated holdings. Every figure is an estimate built from the disclosed ranges, marked by the price movement of each stock since the filing; the share is of the whole estimated portfolio, small positions included.

Year by year

buy volume against sale volume · range midpoints
$0$1.0M$2.0M2014 bought $1.2M2014 sold $995K20142015 bought $296K2015 sold $980K20152016 bought $376K2016 sold $65K20162017 bought $144K2017 sold $281K20172018 bought $128K2018 sold $289K20182019 bought $176K2019 sold $403K20192020 bought $584K2020 sold $713K20202021 bought $216K2021 sold $640K20212022 bought $725K2022 sold $32K20222023 bought $925K2023 sold $33K20232024 bought $525K2024 sold $191K20242025 bought $1.1M2025 sold $65K20252026 bought $388K2026 sold $02026
  • Bought
  • Sold

Disclosed volume per year the member traded, 2014 to 2026. A filing gives a range, not an amount, so each bar sums the midpoints of the ranges disclosed that year: a $1,001 to $15,000 line counts as $8,000.

Where the disclosed portfolio sits

by weight
  • Funds & ETFs63.4%
  • Technology22.3%
  • Other7.4%
  • Communication Services3.7%
  • Financial Services3%
  • Healthcare0.1%
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Questions

How many stock trades has Katherine M. Clark disclosed?

Katherine M. Clark has disclosed 785 transactions under the STOCK Act. This page lists the 20 most recent, covering Sep 16, 2021 to Jun 16, 2026.

How long does Katherine M. Clark take to report a trade?

Across the disclosures shown here the median gap between the transaction and its publication is 28 days. The STOCK Act allows up to 45, so a delay inside that window is lawful.

Which stocks does Katherine M. Clark trade most?

In the disclosures shown here the most frequent tickers are AY, EW, GOOGL, HON, KO.

Which accounts do Katherine M. Clark's disclosures name?

Of the 20 disclosures shown, 1 names a spouse's account and 1 a joint account. 18 do not name an account. The account is whatever the filer wrote on the disclosure; a spouse's or a joint account is disclosed under the member's name, as the STOCK Act requires.

Where does the estimated net worth on this page come from?

It is an estimate produced by a model, not a figure the member disclosed. Congressional financial disclosure reports every asset and liability in a band rather than an amount, so the model takes a value within each band and nets the liabilities, and it carries the stock holdings it tracks at the latest price we hold, which is why the estimate can move on a day when nothing was filed. It is shown to two figures because the largest band is open ended and a third would be arithmetic rather than information. It covers only what the disclosures carry, and it is not a measurement of anyone's wealth. The methodology page sets out how it is built and what it leaves out.

How have the stocks moved since Katherine M. Clark's trades?

Across the 3 priced rows shown, the median stock move from the trade date to the latest close we hold (Sep 10, 2026) is -0.9%. That figure is an estimate describing the stock after each trade, not the member's result: a disclosure carries a band, not a fill, a sale keeps the same sign, and an option row carries the underlying stock's move. 17 of the rows shown have no market price.

How to read a STOCK Act filing

WHAT THE FILING ACTUALLY SAYS

$A range, not an amount. Members disclose a band such as $1,001 to $15,000. The band is the filing, and we do not narrow it.
45Up to 45 days late, lawfully. The delay column counts calendar days from the transaction to its publication. Inside 45 days is within the law.
OPAn option names the underlying. A contract on a company is described using that company's name, so it can read like a share purchase. Those rows say otherwise.

A disclosure is a record of a transaction, not evidence of anything else, and nothing here is investment advice. Sourcing and the limits of this data are on the methodology page.

Data as of Sep 10, 2026.

Most traded tickers

in the disclosures shown

Other members who file

Massachusetts, then the House

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