U.S. Senator, Massachusetts. She/her/hers. Official Senate account.

We can't trust AI companies to regulate themselves. It's time for Congress to start taking AI seriously and put safeguards in place to protect Americans.
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Proud to receive the Bipartisanship in Housing award from @BPC_Bipartisan. This year, Congress proved we can do big things with bipartisan support. Even though Trump refused to sign it, the biggest housing bill in 30 years is law. There's more to do, so on to the next fight.
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Americans will pay up to 95% of Trump’s chaotic tariffs. Yet Donald Trump still has zero plan to give tariff refunds back to YOU. I'm pressing Trump's top trade official for answers. You deserve to get your money back.
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John Oliver is right: One huge company shouldn’t own your doctor, your insurer, and your pharmacy – AND get to squeeze every penny out of you at each step.
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Why food chains taste worse (and cost more).
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The rules for AI should be decided by the American people’s elected officials in government, not a handful of AI billionaires.
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Republican politicians have promised their trickle-down economics of tax cuts for corporations would help you. But it’s just not true.
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Here are three things about education in America that should be pretty simple.
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Donald Trump and every member of Congress should be working for the American people — NOT their stock portfolio.
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While RFK Jr.'s been shouting "Make America Healthy Again" from the rooftops, over 160 foods have been recalled so far this year. There’s nothing healthy about food-borne illness.
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America has an affordability crisis, an AI crisis, and an ongoing war with Iran. Mike Johnson's solution? Send lawmakers home.
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Fox wants to buy Roku — yes, the same Fox as Fox News. This could let Fox steer their content to 80 MILLION U.S. households. We can’t let this happen.
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Patients want to know that decisions about their health care are being made by doctors, not by Wall Street investors. If we’re going to lower costs and un-rig the health care system, we need to stop the corporate takeover of medicine. I’ve got a bill to get the job done.
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BREAKING: Today, I'm introducing a bill to BAN corporate takeovers of your doctor's office. Doctors should be able to care for their patients without greedy private equity investors getting in the way. Let's get this done.
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WARREN: You and Kennedy are keeping these pharma deals secret. The companies say they are immaterial. You still want the American people to believe they are a great deal? KLOMP: Billions of dollars have been saved in out-of-pocket transactions— WARREN: Then show me the receipts.
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Here’s what’s happened to food safety under Trump and RFK Jr.
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Abortion bans are killing women.
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In Worcester and across the nation, Congress's new housing law is sending a simple message: build more homes and stop private equity from buying up the ones we've got.
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Does this look like a cartoonish bribe to you?
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Trump’s war is driving up your costs.
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.@RepLoriTrahan and I exercised our constitutional responsibility to conduct oversight and made an unannounced visit to an ICE facility. During the hour-long inspection, we witnessed over two dozen individuals held for processing, questioned ICE on their practices, and pressed for more humane treatment of those in custody. We will continue showing up and fighting for transparency, decency, and accountability.
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Trump's war with Iran cost Americans $100 BILLION more in energy costs. Here's Donald Trump promising to cut energy prices in half within a year of taking office:
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Happy Labor Day! Want to rebuild America’s middle class? We need stronger unions and more power in the hands of working people.
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Universal child care would be life-changing for millions of people across this country. But Donald Trump is too busy starting wars and lining his own pockets to care.
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Belgium’s diamond industry gifted Trump a gold ring encrusted with 321 diamonds and 75 gemstones. Then — poof — a month later, their diamonds got an exemption from Trump's tariffs. I'm investigating what looks like corruption in plain sight.
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Trump slashed the FDA workforce by nearly 20%. Here’s just some of what’s been recalled this year: Blueberries (possible E. coli) Iceberg lettuce (possible Cyclospora) Shell eggs (possible Salmonella) Mixed berries (possible E. coli) Mangoes (possible Salmonella) Sprouts (possible E. coli and Salmonella) Jalapeños (possible Salmonella) Salsa (possible Salmonella) Guacamole (possible Salmonella) Rice and bean burritos (possible Salmonella) Cream cheese (possible Listeria) Salmon (Listeria) Soft cheese (Listeria) Baby formula (Botulism) Granola (possible Salmonella) Dog food (Salmonella) Chocolate bar (possible Salmonella)
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It's about time we pass universal child care.
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Under Donald Trump, American families are spending an additional $3,800+ on everyday costs like groceries and gas. Trump:
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Donald Trump canceled a program that let you file your taxes directly with the IRS for free. Why? I have a theory.
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When your flight gets canceled, you should be compensated. We had a rule in the works to make this happen. So, what happened to it?
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Another clueless Trump official.
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Inflation today is higher than when Trump took office in January 2025, higher than when he launched his chaotic tariffs in April 2025, and higher than when he launched his illegal war in Iran five months ago. Trump’s decisions are driving up costs and eating into your paycheck.
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If Jensen Huang has time to attend a $1 million-a-head dinner at Mar-a-Lago and fly across the world to meet with President Xi Jinping, he can find time to testify in front of Congress about reports that NVIDIA technology is powering Russia’s war machine.
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Watch this powerful testimony. These are the dangerous consequences of Republicans’ abortion bans.
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Why would Trump end a program that saves you money by letting you file your taxes for free with the IRS? Maybe because TurboTax's parent company donated $1 million to Trump's inauguration. Call it out for what it is: corruption.
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It sounds like the Trump administration has NO PLAN to get tariff refunds to the American people.
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While Americans are going into debt just to buy groceries, Donald Trump and his family are getting richer by the billions.
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Remember Trump’s promise to lower cost on Day 1? Well, back-to-school essentials are a whole lot more expensive.
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Your local Social Security office could be a “ghost office.” Here’s what that means.
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A new Spider-Man movie just hit theaters. And it got me thinking: could Spider-Man afford to buy a home in New York City?
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June 28: Belgium’s diamond industry gifted Trump an 18-karat gold ring encrusted with 321 diamonds and 75 gemstones. July 24: European diamonds got their exemption from Trump’s tariffs. I'm investigating what looks like cartoonish corruption.
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When big banks or giant corporations cheat or scam YOU, the Consumer Financial Protection Bureau should be there to help. But Donald Trump cares so little about you, his Administration is telling the financial cops on the beat to go easy on the giant corporate scammers.
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We need to protect Social Security for the next generation.
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In America, one health care company can own: Your doctor Your pharmacy Your insurance AND the middleman between your pharmacy and insurance. That means more profits for giant companies and higher costs for you. That's not right — and I have a bill to stop it.
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Trump said he doesn't think about Americans' financial situation. The numbers back him up. The average household in Massachusetts has had to spend $4,600+ more on goods and services in Trump's economy.
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The economy lost 23,000 jobs in July. President Trump’s failing economic agenda is hammering the job market and raising costs.
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The 2026 Love Island winner is putting her share of the $100,000 prize straight toward her student loans. You shouldn’t have to win a reality show to get out of student debt.
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Donald Trump is selling Wall Street early access to information about our economy and national security with an ultra-fast feed of his Truth Social posts for $100,000 a month. While Republicans ignore Trump's corruption, see what bipartisan market experts think about it.
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Why does a new firetruck cost $2.5 MILLION? Hint: private equity
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People want to know: how can my landlord get away with jacking up the rent so much?
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I’ve been asked a lot recently: how did we manage to pass the biggest housing law in more than 30 years?
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While you get kicked off your health insurance, Trump is bragging that his tax cuts helped his buddy buy a private jet.
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Ever wondered how Donald Trump makes decisions? I’ve hacked it.
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Why is child care so expensive when our child care workers are paid so little?
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Tens of millions of Americans can't afford the basics, and they want the Washington to do something about the affordability crisis. Trump's response? Using the presidency to boost his family's crypto business. No wonder 55% of voters disapprove of Trump's crypto earnings.
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Worker productivity is up 92% while hourly pay is up just 34%. And Fox News thinks young people can’t afford things because they’re lazy? I don't think so. It's time to unrig our broken economy.
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No matter how much the Administration pretends otherwise, the law is clear: the government must protect Americans from housing discrimination. I'm proud to stand with fair housing organizations fighting back against Trump's illegal dismantling of fair housing enforcement.
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Families deserve lower interest rates and lower costs, but Donald Trump is standing in the way.
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The Trump administration withheld that nearly 100 U.S. service members were injured in war with Iran. Then, it quietly tried to cut the official death count from 18 service members to 14. It’s a slap in the face to our troops and their families.
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Why did Donald Trump refuse to sign the bipartisan housing bill that became law anyway? I have a theory.
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Express Scripts is a giant pharmacy middleman that’s supposed to serve military families. Instead, they’ve elbowed out community pharmacies so more servicemembers go to the pharmacies Express Scripts owns. It's a clear conflict of interest – and it may cost taxpayers millions.
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Donald Trump promised to cap credit card interest rates at 10% months ago. Still hasn’t happened. @BorrowerJustice and @TCFdotorg found every single day Trump fails to act, it’s costing families an extra $368 million in credit card interest.
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Egg producers got caught colluding to inflate prices—and Trump let them off with a measly $3.3 million fine. One company alone made $1.2 billion in profit last year. Big corporations cheat, and Trump lets them off the hook.
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The Odyssey cost $250 million to make. Guess who got a tax break worth more than 30x that last year? Amazon—after firing 30,000 workers.
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The CFPB is supposed to protect consumers. But Trump has used it to protect his big corporate donors instead. I asked Trump's CFPB nominee if he'll stand up to the corruption.
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Donald Trump and RFK Jr. cut the team tracking cyclospora by more than 70%. Now we've got a nationwide outbreak. We should be investing in public health — not gutting it.
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Make no mistake: the Trump administration is coming for abortion access every chance it gets.
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The new draft of the Senate GOP crypto bill does nothing to stop President Trump from making his next $1.4 billion from crypto. It’ll supercharge Trump’s crypto corruption. This bill should be dead on arrival.
Community note
The Senate GOP's updated Clarity Act draft includes ethics provisions banning federal officials, including the President, from issuing or sponsoring digital assets for profit during their term, with enforcement and penalties. lummis.senate.gov/wp-content/upl… nitter.net/SenLummis/stat
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The Trump administration has no plan to deliver tariff refunds that it owes to the American people.
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Five things that are worth the money.
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When @MarkWarner called out Trump’s federal workforce hatchet man for his cruelty, he denied it. But we have the proof.
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It’s been a year since Donald Trump slashed SNAP funding in his “Big Beautiful Bill.” Here’s how many people have lost food assistance so far.
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This top Trump Treasury nominee can't say whether the Trump administration is going to take away Social Security benefits from our seniors.
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The biggest housing bill in 30 years is now law. But what does it actually do?
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Trump's Administration is all about one question: does it make President Trump or his Wall Street buddies richer?
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Trump refused to sign the bill — but we still got it done.
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As families face sky-high housing costs, huge corporate landlords are charging junk fees to rake in even more profits. These landlords need to be held accountable.
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If you have student loans, you need to watch this.
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I asked Trump's Fed Chair Kevin Warsh—who wrote him a check for $100 million right before he took office?
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Trump refused to sign the biggest housing bill in over 30 years. It became law anyways. Here’s how it will help YOU:
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Fox spent years building Donald Trump's brand. Now, Fox wants to buy Roku — and decide what 100 million households watch on TV. I’m sounding the alarm.
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Donald Trump promised to lower costs “on Day One.” But everyday costs are through the roof, forcing more people to take out “Buy Now, Pay Later” loans just to make it through the month. And now these loans – originally marketed as no interest – are ramping up fees on Americans.
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We just proved that Congress can pass big bipartisan legislation that helps Americans, even if the President doesn’t care. We can’t stop now.
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From Day One, Trump's get-out-of-jail-free plan has reeked of corruption. Now, a federal judge is saying loud and clear that it’s illegal. The Trump administration is breaking the law by shielding Donald Trump and his family from tax audits.
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NEW: ABC, Meta, and Paramount gave Trump's presidential library up to $56.5 MILLION to settle lawsuits. Now, financial disclosures show missing money and millions in expenses with no explanation. Where is the money? Americans deserve answers. I'm pressing for them.
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DOGE quietly deleted itself, saying, “its mission had come to an end.” The kicker? Elon Musk’s pet project increased the deficit. Mission not accomplished.
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Was it easy to enact the biggest housing supply law in 30 years (especially with a president who refused to sign it)? No. Worth it? Absolutely.
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