MRK Merck & Co., Inc. · NYSE · Pharmaceutical Preparations

What each lens says: funds — Citadel, D. E. Shaw, Millennium cut or exited · congress — House members filed 2 purchases and 0 sales in 60 days

no price series yet

What the readers say — 0 reads of posts over 50 upvotes, last 30 days

no reads yet — the model key is not set on the server

posts per day (height) and word-score mood (color), gated

Connected to MRK — asked of the layer, served live

congress.trades

references ×1 Stock (sale, 2025-01-16)
references ×1 Merck & Company, Inc. Common Stock (sale, 2025-01-16)
references ×1 Stock (sale, 2025-01-24)
references ×1 Merck & Company, Inc. Common Stock (sale, 2025-01-15)
references ×1 Merck & Company, Inc. Common Stock (sale, 2025-01-15)

research.hypotheses

discusses ×1 hyp:basket:02aba524a033:20260907
discusses ×1 hyp:basket:06f0c2675ba4:20260907
discusses ×1 hyp:basket:0f0a7bfb57e6:20260907
discusses ×1 hyp:basket:1186c0f803c4:20260907
discusses ×1 hyp:basket:2dee8c608205:20260930
discusses ×1 hyp:basket:2ec7f5682e36:20260907
discusses ×1 hyp:basket:419b960f3573:20260907
discusses ×1 hyp:basket:4d608556a82c:20260907
discusses ×1 hyp:basket:4ee80fc906b1:20260907
discusses ×1 hyp:basket:63f5eb3d2498:20260907
discusses ×1 hyp:basket:774e6fed669c:20260907
discusses ×1 hyp:basket:7a5625026fab:20260907

social.posts

discusses ×1 Moderna (MRNA) up 70% premarket on positive phase 3 results of first mRNA treatment to pre

open the relational graph ↗

History of MRK — the layer's log: every relationship that appeared, strengthened or faded

2026-09-30 12:15 strengthened references news:ead80b90f9c4911f news.articles · ×2
2026-09-30 12:15 strengthened references news:9036b4ef88cebbb0 news.articles · ×2
2026-09-30 12:15 strengthened references news:73fa2d20d94d54e7 news.articles · ×2
2026-09-30 12:15 strengthened references news:d99c27c31d8b0f12 news.articles · ×2
2026-09-30 12:15 strengthened references news:82d8911491f42ca1 news.articles · ×2
2026-09-30 12:09 strengthened references ptr:20033789:28 congress.trades · ×2
2026-09-30 12:09 strengthened references ptr:20034130:7 congress.trades · ×2
2026-09-30 11:46 strengthened references ptr:20033762:60 congress.trades · ×2
2026-09-30 09:38 strengthened references news:3a8d2c1af21a8aec news.articles · ×4
2026-09-30 09:38 appeared references news:73fa2d20d94d54e7 news.articles · crossed the bar · ×1
2026-09-30 09:38 strengthened references news:10e1ab70b32edf5f news.articles · ×2
2026-09-30 09:38 appeared references news:9036b4ef88cebbb0 news.articles · crossed the bar · ×1
2026-09-30 09:38 strengthened references news:b0e739a1b9a2526d news.articles · ×2
2026-09-30 09:38 strengthened references news:e8bc4b30e95c2cd1 news.articles · ×2
2026-09-30 09:38 strengthened references news:0739abd8dbd5fab0 news.articles · ×2
2026-09-30 09:38 strengthened references news:f386d66c2bdddcb5 news.articles · ×2
2026-09-30 09:38 appeared references news:ead80b90f9c4911f news.articles · crossed the bar · ×1
2026-09-30 09:38 strengthened references news:2768167d3e8f9b22 news.articles · ×2
2026-09-30 09:38 appeared references news:d99c27c31d8b0f12 news.articles · crossed the bar · ×1
2026-09-30 09:38 appeared references news:82d8911491f42ca1 news.articles · crossed the bar · ×1
2026-09-30 03:45 appeared discusses hyp:basket:2dee8c608205:20260930 research.hypotheses · crossed the bar · ×1
2026-09-28 10:47 strengthened references ptr:20035411:1 congress.trades · ×8
2026-09-28 05:15 appeared references news:7be323a48a5410e5 news.articles · crossed the bar · ×1
2026-09-28 05:15 appeared references news:9151b8b5911a574b news.articles · crossed the bar · ×1
2026-09-28 05:15 appeared references news:f8861f4e9f534a2a news.articles · crossed the bar · ×1
2026-09-28 05:15 appeared references news:f4535f1eb17149c6 news.articles · crossed the bar · ×1
2026-09-28 05:15 appeared references news:b0e739a1b9a2526d news.articles · crossed the bar · ×1
2026-09-28 05:15 strengthened references news:8d5810bef184fd5b news.articles · ×2
2026-09-28 05:15 strengthened references news:8ff193f8384b9fb9 news.articles · ×8
2026-09-28 05:15 appeared references news:10e1ab70b32edf5f news.articles · crossed the bar · ×1
2026-09-28 05:15 strengthened references news:fd465d3bb5a35bdd news.articles · ×4
2026-09-28 05:14 appeared references news:e8bc4b30e95c2cd1 news.articles · crossed the bar · ×1
2026-09-28 05:14 strengthened references news:d64c7da21b2e6368 news.articles · ×2
2026-09-28 05:14 strengthened references news:b26902fe7a76a89c news.articles · ×4
2026-09-28 05:14 strengthened references news:b26902fe7a76a89c news.articles · ×2
2026-09-28 05:14 appeared references news:b26902fe7a76a89c news.articles · crossed the bar · ×1
2026-09-28 05:10 strengthened references news:331ae32569b50bef news.articles · ×4
2026-09-28 05:10 appeared references news:b0aa48db31bc89f9 news.articles · crossed the bar · ×1
2026-09-28 05:10 appeared references news:f386d66c2bdddcb5 news.articles · crossed the bar · ×1
2026-09-28 05:10 appeared references news:2768167d3e8f9b22 news.articles · crossed the bar · ×1

The reads — each post's actual stance, by a language model

no reads yet for this ticker

Reddit posts — over 50 upvotes

post	⬆	flair	word score
r/stocks Moderna (MRNA) up 70% premarket on positive phase 3 results of first mRNA treatment to prevent cancer (melanoma recurrence)	1484	Company News	neutral

The comments — loudest in 30 days, over 10 upvotes

no loud comments naming this ticker yet

News

seen	headline	source
2026-09-30T00:01	A Look at Merck & Co Inc (MRK) After 0.4% Gain -- GF Value $120.	GuruFocus
2026-09-29T15:27	Merck & Co., Inc. (NYSE:MRK) Stock Price Target Raised at Scotiabank	MarketBeat
2026-09-29T14:12	Merck Inks $2.1B Deal With Chinese Biotech to Expand Oncology Pipeline	TradingView
2026-09-28T10:45	Merck agreed to pay $400 million upfront for rights to develop an experimental cancer drug.	Stock Titan
2026-09-25T22:15	Here’s How Much You Would Have Made Owning Merck & Co Stock In The Last 5 Years	Benzinga
2026-09-25T14:19	Merck's Remigromig Meets Main Goal in Diabetic Macular Edema Study	TradingView
2026-09-25T07:00	Merck & Co., Inc. (MRK) Options Chain & Prices 2026 $MRK	MarketBeat
2026-09-25T02:54	Moderna Stock Trends After Hours - Moderna (NASDAQ:MRNA), Merck & Co (NYSE:MRK)	Benzinga
2026-09-24T07:38	Envestnet Portfolio Solutions Inc. Has $13.56 Million Stock Holdings in Merck & Co., Inc. $MRK	MarketBeat
2026-09-24T07:19	Envestnet Asset Management Inc. Has $513.60 Million Stock Holdings in Merck & Co., Inc. $MRK	MarketBeat
2026-09-24T07:00	Merck & Co., Inc. (MRK) Short Interest & Short Float \| Updated Sep 2026 $MRK	MarketBeat
2026-09-23T21:50	Merck (MRK) Declines More Than Market: Some Information for Investors	Yahoo Finance
2026-09-23T09:52	Merck & Co. stock gains as Japan clears Keytruda injection	AD HOC NEWS
2026-09-23T07:02	Merck's Melt-Up Triggers Profit-Taking Risks - Multi-Year Portfolio Renewal (Rating Downgrade)	Seeking Alpha
2026-09-22T17:06	State Street Corp Has $15.57 Billion Position in Merck & Co., Inc. $MRK	MarketBeat
2026-09-22T17:06	Merck & Co., Inc. $MRK Shares Bought by Andra AP fonden	MarketBeat
2026-09-22T06:55	Merck stock rises 2.1 percent ahead of the open	AD HOC NEWS
2026-09-21T19:10	These dow jones stocks are moving in today's session	ChartMill
2026-09-21T13:33	OPK Stock Climbs 32.5% YTD: What's Driving the Rally in 2026?	TradingView
2026-09-21T11:27	Merck: Time To Trim, Overvalued, And Overbought (Rating Downgrade) (NYSE:MRK)	Seeking Alpha

Who holds it — the big funds' 13F reports, each manager's newest quarter

manager	position	move vs prior quarter	as of
D. E. Shaw	$0M	exited	2026-06-30
Millennium	$0M	exited	2026-06-30
Citadel	$0M	exited	2026-06-30

Insider trades — Form 4 open-market buys and sales

traded	filed	who	side	shares	price	value
no insider trades on record for this ticker

Congressional trades — House periodic transaction reports

traded	filed	member	type	owner	amount
2026-08-19	2026-09-01	Hon. Maria Elvira Salazar FL27	purchase	self	$15,001 – $50,000
2026-08-19	2026-09-01	Hon. Maria Elvira Salazar FL27	purchase	self	$15,001 – $50,000
2026-02-04	2026-03-05	Hon. Josh Gottheimer NJ05	purchase	JT	$1,001 – $15,000
2025-12-19	2026-01-09	Hon. Gilbert Cisneros CA31	purchase	self	$1,001 – $15,000
2025-12-18	2026-01-05	Hon. Julie Johnson TX32	sale	JT	$1,001 – $15,000
2025-11-18	2025-12-12	Hon. Gilbert Cisneros CA31	purchase	self	$1,001 – $15,000
2025-11-13	2025-12-05	Hon. Julie Johnson TX32	sale_partial	JT	$1,001 – $15,000
2025-09-23	2025-09-23	Hon. Valerie Hoyle OR04	sale	SP	$1,001 – $15,000
2025-08-28	2025-08-29	Hon. Marjorie Taylor Greene GA14	purchase	self	$1,001 – $15,000
2025-08-14	2025-09-02	Hon. Julie Johnson TX32	sale_partial	JT	$1,001 – $15,000
2025-08-05	2025-09-08	Hon. Gilbert Cisneros CA31	purchase	self	$1,001 – $15,000
2025-08-04	2025-08-13	Hon. Lisa McClain MI09	sale	SP	$1,001 – $15,000
2025-07-11	2025-08-01	Hon. Ritchie John Torres NY15	sale	self	$1,001 – $15,000
2025-06-24	2025-08-13	Hon. Lisa McClain MI09	purchase	SP	$1,001 – $15,000
2025-06-16	2025-06-17	Hon. Scott Scott Franklin FL18	sale	JT	$1,001 – $15,000
2025-06-13	2025-07-09	Hon. Julie Johnson TX32	purchase	JT	$1,001 – $15,000
2025-05-30	2025-06-04	Hon. Gilbert Cisneros CA31	sale	self	$1,001 – $15,000
2025-05-15	2025-05-15	Hon. Rob Bresnahan PA08	sale	self	$15,001 – $50,000
2025-05-05	2025-05-06	Hon. Marjorie Taylor Greene GA14	purchase	self	$1,001 – $15,000
2025-04-29	2025-05-05	Hon. Gilbert Cisneros CA31	purchase	self	$1,001 – $15,000
2025-04-21	2025-04-28	Hon. Bruce Westerman AR04	sale	self	$1,001 – $15,000
2025-04-17	2025-04-25	Hon. Jefferson Shreve IN06	sale	self	$15,001 – $50,000
2025-04-09	2025-04-10	Hon. Marjorie Taylor Greene GA14	purchase	self	$1,001 – $15,000
2025-04-08	2025-04-08	Hon. Rob Bresnahan PA08	purchase	self	$15,001 – $50,000
2025-03-31	2025-04-04	Hon. Gilbert Cisneros CA31	sale_partial	self	$15,001 – $50,000
2025-03-20	2025-04-04	Hon. Kelly Louise Morrison MN03	sale_partial	self	$1,001 – $15,000
2025-03-19	2025-08-11	Hon. Sheri Biggs SC03	sale	SP	$15,001 – $50,000
2025-03-03	2025-03-17	Hon. Bruce Westerman AR04	purchase	self	$1,001 – $15,000
2025-02-26	2025-03-04	Hon. Gilbert Cisneros CA31	purchase	self	$15,001 – $50,000
2025-02-25	2025-02-25	Hon. Rob Bresnahan PA08	sale	self	$15,001 – $50,000