Katherine M. Clark
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Using 13F.ai, what has Katherine M. Clark bought and sold in the last 12 months? Show the disclosed ranges and the filings.
Using 13F.ai, which stocks does Katherine M. Clark trade most often, and how did those trades do against the S&P 500?
Using 13F.ai, list Katherine M. Clark's recent trades alongside any government contracts, lobbying filings or bills involving the same companies, with dates.
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Buying vs selling by year
Estimated dollars bought and sold each year, based on the ranges members disclose.
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Committees
The congressional committees and subcommittees this member sits on.
No committee seats on record for this member. Some members, such as party leaders, sit on no committee.
Campaign money
What this member's campaign committees raised and spent in the latest election cycle, from reports filed with the Federal Election Commission.
| Raised | Spent | Cash on hand | Debts |
|---|---|---|---|
| $5,026,058 | $5,122,401 | $1,229,548 | — |
2026 cycle (January 2025 to December 2026), reports through Oct 14, 2026. Candidate page on FEC.gov ↗
2024 cycle: raised $5.0M, spent $4.8M, cash on hand $1.3M. FEC.gov ↗
Totals for the whole two-year cycle, not one election. Raised includes transfers between a candidate's own committees. Totals only: no individual donor is named or shown.
Net worth
2025 reportAn estimate from the member's annual financial disclosure, as a range. The form reports value ranges, not exact figures.
From the 2025 annual report: 69 assets and 2 liabilities listed. The range is wide because every asset and debt is counted at the lowest and highest end of its bracket.
| The form reports value brackets, not exact figures. Low counts every asset at the bottom of its bracket and every debt at the top; high is the reverse; the middle (midpoint estimate) uses the middle of every bracket. The range is wide because it adds up every bracket. | Report | |||||
|---|---|---|---|---|---|---|
| 2025 | $6.8M | $14.0M | $21.2M | 69 | 2 | PDF ↗ |
| 2024 | $6.6M | $13.7M | $20.8M | 67 | 2 | PDF ↗ |
| 2023 | $6.1M | $11.4M | $16.8M | 74 | 2 | PDF ↗ |
| 2022 | $5.0M | $10.1M | $15.3M | 74 | 5 | PDF ↗ |
| 2021 | $4.5M | $9.8M | $15.0M | 68 | 5 | PDF ↗ |
| 2020 | $5.4M | $10.5M | $15.6M | 128 | 1 | Amendment PDF ↗ |
| 2019 | $4.0M | $8.6M | $13.1M | 136 | 0 | PDF ↗ |
| 2018 | $2.7M | $6.8M | $10.9M | 121 | 1 | PDF ↗ |
| 2017 | $2.2M | $4.5M | $6.9M | 119 | 1 | PDF ↗ |
| 2016 | $1.8M | $3.5M | $5.3M | 135 | 0 | PDF ↗ |
| 2015 | $1.7M | $3.3M | $4.9M | 137 | 0 | PDF ↗ |
Estimated from the member's annual disclosure: assets minus liabilities, using the reported value ranges. Excludes the primary residence. Not audited.
Trades
Every trade this member, their spouse or dependent children have disclosed, newest first unless you sort by another column.
| Stock | Asset type | Transaction | Filed | Traded | Since tradeHow the stock has done since the trade date, measured against the S&P 500 over the same days. It describes the stock, not the trader's actual gain or loss. | Comment | Filing |
|---|---|---|---|---|---|---|---|
| United States Treas Ser Av- 2027; 4.0%; Due 12/15/2027 | Government bond | Purchase $15,001 - $50,000 Judith S. Clark Irrevocable Trust | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Av- 2027; 4.0%; Due 12/15/2027 | Government bond | Purchase $15,001 - $50,000 Katherine Clark - Traditional IRA | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Ak- 2028; 4.25%; Due 02/15/2028 | Government bond | Purchase $50,001 - $100,000 Katherine Clark - Traditional IRA | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Ak- 2028; 4.25%; Due 02/15/2028 | Government bond | Purchase $15,001 - $50,000 Judith S. Clark Irrevocable Trust | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Aj- 2028; 4.25%; Due 01/15/2028 | Government bond | Purchase $15,001 - $50,000 Judith S. Clark Irrevocable Trust | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Aj- 2028; 4.25%; Due 01/15/2028 | Government bond | Purchase $50,001 - $100,000 Katherine Clark - Traditional IRA | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Af- 2027; 4.125%; Due 10/31/2027 | Government bond | Purchase $50,001 - $100,000 Katherine Clark - Traditional IRA | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Af- 2027; 4.125%; Due 10/31/2027 | Government bond | Purchase $15,001 - $50,000 Judith S. Clark Irrevocable Trust | Jul 14, 2026 | Jun 16, 2026 | — | PDF ↗ | |
| United States Treas Ser Au- 2026; 4.625%; 11/15/2026; NTS Note | Government bond | Purchase $250,001 - $500,000 Katherine M. Clark Separate Share Trust | Nov 6, 2025 | Oct 27, 2025 | — | PDF ↗ | |
| United States Treas Ser Au- 2026; 4.625%; 11/15/2026 NTS Note | Government bond | Purchase $100,001 - $250,000 Spouse Fidelity Rollover IRA | Nov 6, 2025 | Oct 27, 2025 | — | PDF ↗ | |
| United States Treas Ser Au- 2026; 4.625%; 11/15/2026 NTS Note | Government bond | Purchase $100,001 - $250,000 Katherine M. Clark Exempt Trust | Nov 6, 2025 | Oct 27, 2025 | — | PDF ↗ | |
| United States Treas Ser Au- 2026; 4.625%; 11/15/2026 NTS Note | Government bond | Purchase $250,001 - $500,000 Judith S. Clark Irrevocable Trust | Nov 6, 2025 | Oct 27, 2025 | — | PDF ↗ | |
| PG Procter & Gamble Company | Stock | Sale $15,001 - $50,000 Katherine M. Clark Separate Share Trust | Oct 3, 2025 | Sep 17, 2025 | -8.5% | PDF ↗ | |
| PG Procter & Gamble Company | Stock | Sale $15,001 - $50,000 Katherine M. Clark Exempt Trust | Oct 3, 2025 | Sep 17, 2025 | -8.5% | PDF ↗ | |
| NYCB Flagstar Bank, N.A. | Stock | Sale $1,001 - $15,000 Katherine M. Clark Separate Share Trust | Apr 4, 2024 | Mar 1, 2024 | -48.7% | PDF ↗ | |
| NYCB Flagstar Bank, N.A. | Stock | Sale $1,001 - $15,000 Judith S. Clark Irrevocable Trust | Apr 4, 2024 | Mar 1, 2024 | -48.7% | PDF ↗ | |
| United States Treasury Notes | Government bond | Purchase $100,001 - $250,000 Spouse Fidelity Rollover IRA | Mar 5, 2024 | Feb 16, 2024 | — | PDF ↗ | |
| United States Treasury Notes | Government bond | Purchase $100,001 - $250,000 Joint account Fidelity Brokerage Account | Mar 5, 2024 | Feb 16, 2024 | — | PDF ↗ | |
| Ruane, Cunniff, & Goldfarb Inc. | Private stock | Sale (partial) $100,001 - $250,000 Katherine M. Clark Separate Share Trust | Mar 5, 2024 | Jan 31, 2024 | — | investment adviser | PDF ↗ |
| United States Treasury Notes | Government bond | Purchase $100,001 - $250,000 Katherine Clark Traditional IRA | Feb 12, 2024 | Jan 23, 2024 | — | PDF ↗ | |
| United States Treasury Notes | Government bond | Purchase $250,001 - $500,000 Katherine M. Clark Separate Share Trust | Nov 6, 2023 | Oct 24, 2023 | — | PDF ↗ | |
| United States Treasury Notes | Government bond | Purchase $250,001 - $500,000 Judith S. Clark Irrevocable Trust | Nov 6, 2023 | Oct 24, 2023 | — | PDF ↗ | |
| KO Coca-Cola Company | Stock | Sale $15,001 - $50,000 Katherine M. Clark Separate Share Trust | Nov 6, 2023 | Oct 9, 2023 | +13.2% | PDF ↗ | |
| Federal Farm Credit Banks Bond | Corporate bond | Purchase $100,001 - $250,000 Judith S. Clark Irrevocable Trust | Mar 6, 2023 | Feb 23, 2023 | — | 6.150%; 03/01/2033 | PDF ↗ |
| Netapp Inc SR NT | Corporate bond | Sale $1,001 - $15,000 Judith S. Clark Irrevocable Trust | Oct 5, 2022 | Sep 15, 2022 | — | 3.250%; 12/15/22 | PDF ↗ |
Returns describe the stock since the trade date, not the member’s actual result. Information, not investment advice.
Trades in companies under their committees' jurisdiction
Trades in a company whose industry falls under a committee or subcommittee this member sits on.
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Capitol Hires from Katherine M. Clark’s office
8 hiresLobbyists for public companies who say they once worked in Katherine M. Clark’s office, from their lobbying filings.
| The lobbying report (LDA form LD-2) that names this lobbyist and office, with a link to it. Report period is the quarter the report covers; Posted is the day it was filed or amended, which can be much later. The same lobbyist is named again on each quarterly report for the same client, so a row is shown once, from the newest report, with the number of filings that name them. | ||||
|---|---|---|---|---|
| HPE Hewlett Packard Enterprise Company | Keith Stern | Sr Advsr | Cornerstone Government Affairs, Inc. | Report period 2026 Q3 ↗ Posted Oct 15, 2026 · in 4 filings |
| MCD McDonald's Corporation | Allison Blankenship | Senior Floor Advisor, Floor Assistant | Michael Best Strategies LLC | Report period 2026 Q2 ↗ Posted Jul 20, 2026 |
| UAL United Airlines Holdings, Inc. | Allison Blankenship | Senior Floor Advisor, Floor Assistant | Michael Best Strategies LLC | Report period 2026 Q1 ↗ Posted Apr 20, 2026 |
| TSN Tyson Foods, Inc. | Annmarie Conboy-Depasquale | Leg Intern | Brownstein Hyatt Farber Schreck, LLP | Report period 2026 Q1 ↗ Posted Apr 17, 2026 |
| F Ford Motor Company | Allison Blankenship | Senior Floor Advisor, Floor Assistant | Michael Best Strategies LLC | Report period 2025 Q4 ↗ Posted Jan 20, 2026 |
Each row reflects what was disclosed at the time of filing. A lobbyist listed may no longer be registered.
Bills sponsored
The ten most recent bills and resolutions this member introduced.
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Recent votes
The latest recorded votes this member took part in, with how they voted.
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Votes on bills they sponsored
Recorded votes on the bills and resolutions this member introduced, newest first.
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Terms served
Each term in office, with the seat and party at the time.
| Jan 3, 2025 | Jan 3, 2027 (scheduled) | House | MA-5 | Democrat |
| Jan 3, 2023 | Jan 3, 2025 | House | MA-5 | Democrat |
| Jan 3, 2021 | Jan 3, 2023 | House | MA-5 | Democrat |
| Jan 3, 2019 | Jan 3, 2021 | House | MA-5 | Democrat |
| Jan 3, 2017 | Jan 3, 2019 | House | MA-5 | Democrat |
| Jan 6, 2015 | Jan 3, 2017 | House | MA-5 | Democrat |
| Dec 12, 2013 | Jan 3, 2015 | House | MA-5 | Democrat |