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Tracking congressional stock trades from public STOCK Act Periodic Transaction Reports (PTRs) filed by members of the US House and Senate.

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© 2026 Congress Stock Tracker. Data from public STOCK Act filings.For informational purposes only. Not financial advice.
Politicians
Katherine M. Clark

Katherine M. Clark

DemocratRepresentative, MA
Term: 2025-01-03 → 2027-01-03
Net Worth & Portfolio
Total Trades
498
Est. Trade Volume
$5.18M
Midpoint of disclosed ranges
Top Holdings
10
Unique tickers
Est. Net Worth
$13.5M
2024 disclosure

About Katherine M. Clark

Katherine M. Clark is a Democratic member of the U.S. House of Representatives from Massachusetts. Born July 17, 1963, she currently serves a congressional term running from January 3, 2025, to January 3, 2027. Clark has served in the House since 2013 and is part of the Democratic caucus representing Massachusetts.

Katherine M. Clark has disclosed 498 stock trades with an estimated total trading volume of about $5.2 million, placing her among the more active congressional traders by transaction count. Her most frequently traded stocks include Home Depot (HD) with 11 trades, Apple (AAPL) with 10, Intel (INTC) and Simon Property Group (SPG) with 9 each, and Merck (MRK) with 8. Activity is concentrated in Technology (77 trades), Healthcare (67), Financial Services (60), Industrials (55), and Consumer Cyclical (44). Her filings show 224 purchases and 273 sales, indicating a slightly higher number of sell transactions than buys.

Katherine M. Clark's Stock Trades

Trading Activity

Page 6: 50 of 498 trades
DateAssetTypeOwnerAmount
2016-10-11PXDbuySpouse$1K – $15K
2016-10-11SBUXbuySpouse$1K – $15K
2016-10-11UNHbuySpouse$1K – $15K
2016-10-11VbuySpouse$1K – $15K
2016-10-11WMbuySpouse$1K – $15K
2016-10-10HDbuySpouse$1K – $15K
2016-01-14FbuySelf$1K – $15K
2015-12-08BRK.BbuySelf$1K – $15K
2015-11-19ANTMsellSelf$15K – $50K
2015-11-19CHDsellSelf$15K – $50K
2015-11-19EXCsellSelf$1K – $15K
2015-11-19JNJsellSelf$15K – $50K
2015-11-19UNPsellSelf$15K – $50K
2015-11-18MMMsellSelf$15K – $50K
2015-11-18AMGNsellSelf$15K – $50K
2015-11-18LLYsellSelf$15K – $50K
2015-11-18HPsellSelf$1K – $15K
2015-11-18HPQsellSelf$1K – $15K
2015-11-18KMBsellSelf$15K – $50K
2015-11-18MsellSelf$1K – $15K
2015-11-18MRKsellSelf$15K – $50K
2015-11-18PKGsellSelf$1K – $15K
2015-11-18TXNsellSelf$15K – $50K
2015-08-24BRK.BbuySelf$1K – $15K
2015-08-24TWTRbuySelf$1K – $15K
2015-08-24VZbuySelf$1K – $15K
2015-08-11TWTRbuySelf$1K – $15K
2015-07-16BRK.BbuyJoint$1K – $15K
2015-05-07DOWsellSelf$15K – $50K
2015-05-07KLACsellSelf$1K – $15K
2015-05-07LMTsellSpouse$15K – $50K
2015-05-07LYBsellSpouse$1K – $15K
2015-05-07NEEsellSpouse$15K – $50K
2015-05-07OKEsellSpouse$15K – $50K
2015-05-07SPGsellSpouse$15K – $50K
2015-05-07VTRsellSpouse$15K – $50K
2015-04-28AAPLbuySelf$50K – $100K
2015-03-11OXYsellDC$15K – $50K
2015-03-11TWCsellDC$1K – $15K
2015-03-10WMBsellDC$15K – $50K
2015-03-10WECsellDC$15K – $50K
2015-03-02BRK.BbuyDC$15K – $50K
2015-02-27MOsellDC$15K – $50K
2015-02-03TWTRbuySelf$15K – $50K
2015-01-27MSFTsellDC$1K – $15K
2015-01-22AMPsellDC$15K – $50K
2015-01-22CTLsellDC$1K – $15K
2015-01-22DFSsellDC$15K – $50K
2014-12-18PKGbuyDC$1K – $15K
2014-12-17COPsellDC$15K – $50K
PXDbuy
2016-10-11$1K – $15K
Owner: Spouse
SBUXbuy
2016-10-11$1K – $15K
Owner: Spouse
UNHbuy
2016-10-11$1K – $15K
Owner: Spouse
Vbuy
2016-10-11$1K – $15K
Owner: Spouse
WMbuy
2016-10-11$1K – $15K
Owner: Spouse
HDbuy
2016-10-10$1K – $15K
Owner: Spouse
Fbuy
2016-01-14$1K – $15K
Owner: Self
BRK.Bbuy
2015-12-08$1K – $15K
Owner: Self
ANTMsell
2015-11-19$15K – $50K
Owner: Self
CHDsell
2015-11-19$15K – $50K
Owner: Self
EXCsell
2015-11-19$1K – $15K
Owner: Self
JNJsell
2015-11-19$15K – $50K
Owner: Self
UNPsell
2015-11-19$15K – $50K
Owner: Self
MMMsell
2015-11-18$15K – $50K
Owner: Self
AMGNsell
2015-11-18$15K – $50K
Owner: Self
LLYsell
2015-11-18$15K – $50K
Owner: Self
HPsell
2015-11-18$1K – $15K
Owner: Self
HPQsell
2015-11-18$1K – $15K
Owner: Self
KMBsell
2015-11-18$15K – $50K
Owner: Self
Msell
2015-11-18$1K – $15K
Owner: Self
MRKsell
2015-11-18$15K – $50K
Owner: Self
PKGsell
2015-11-18$1K – $15K
Owner: Self
TXNsell
2015-11-18$15K – $50K
Owner: Self
BRK.Bbuy
2015-08-24$1K – $15K
Owner: Self
TWTRbuy
2015-08-24$1K – $15K
Owner: Self
VZbuy
2015-08-24$1K – $15K
Owner: Self
TWTRbuy
2015-08-11$1K – $15K
Owner: Self
BRK.Bbuy
2015-07-16$1K – $15K
Owner: Joint
DOWsell
2015-05-07$15K – $50K
Owner: Self
KLACsell
2015-05-07$1K – $15K
Owner: Self
LMTsell
2015-05-07$15K – $50K
Owner: Spouse
LYBsell
2015-05-07$1K – $15K
Owner: Spouse
NEEsell
2015-05-07$15K – $50K
Owner: Spouse
OKEsell
2015-05-07$15K – $50K
Owner: Spouse
SPGsell
2015-05-07$15K – $50K
Owner: Spouse
VTRsell
2015-05-07$15K – $50K
Owner: Spouse
AAPLbuy
2015-04-28$50K – $100K
Owner: Self
OXYsell
2015-03-11$15K – $50K
Owner: DC
TWCsell
2015-03-11$1K – $15K
Owner: DC
WMBsell
2015-03-10$15K – $50K
Owner: DC
WECsell
2015-03-10$15K – $50K
Owner: DC
BRK.Bbuy
2015-03-02$15K – $50K
Owner: DC
MOsell
2015-02-27$15K – $50K
Owner: DC
TWTRbuy
2015-02-03$15K – $50K
Owner: Self
MSFTsell
2015-01-27$1K – $15K
Owner: DC
AMPsell
2015-01-22$15K – $50K
Owner: DC
CTLsell
2015-01-22$1K – $15K
Owner: DC
DFSsell
2015-01-22$15K – $50K
Owner: DC
PKGbuy
2014-12-18$1K – $15K
Owner: DC
COPsell
2014-12-17$15K – $50K
Owner: DC
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Details

Born
1963-07-17
Gender
Female
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C001101
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