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The company

Cogent Biosciences, Inc.

COGT · Nasdaq

Health CareBiotechnologyNot moving yet

COGT stood above a rising 150-day average in 36 of the last 52 weekly readings, and has been out of that trend for the last 9 weeks. It is 16.8% below that average now. Biotechnology: 15% of its 561 stocks in an uptrend (−17 points in four weeks); Health Care: 25% (−11 points in four weeks).

SEC filings

Statistics

Rotation: Not moving yet
Weeks in an uptrend: out for 9
Industry in uptrend: 15% -17 in 4 wk
Insider buys, 12 months: $0
Insider sales, 12 months: $755.6M
Officials’ trades on record: 1
Institutions holding: 307 (+16)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 36 of 52 weeks.

17 Apr – 16 Oct

Biotechnology: Few of its stocks are in an uptrend and the share has fallen sharply over four weeks. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

1 disclosed lines: House 1, Senate 0, executive 0; 1 people.

Who	Did	Amount	Traded
Chris Jacobs House: U.S. House ClerkNY27	bought	$1k–$15k	12 Dec 2022filed 20 Jan 2023

Insiders

Buy orders, 12 months0

Sale orders, 12 months7

Buyers · sellers0 · 6

Who	Did	Shares	Traded
Arlene MorrisDirector	sold	42,349at $37.09	27 Aug 2026filed 31 Aug 2026
Arlene MorrisDirector	sold	3,161at $37.54	27 Aug 2026filed 31 Aug 2026
Fairmount Funds Management LlcDirector	sold	7,000,000at $34.66	31 Mar 2026filed 31 Mar 2026
Fairmount Funds Management LlcDirector	sold	3,500,000at $36.40	22 Jan 2026filed 22 Jan 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders307+16 on the quarter

New · exited64 · 47

Reported value$7.2B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
FMR LLCadded · filed 13 Aug 2026	25,681,174$993.9M	+2,558,426+11.1%
BlackRock, Inc.added · filed 7 Aug 2026	17,352,646$671.5M	+1,307,632+8.1%
VANGUARD PORTFOLIO MANAGEMENT LLCadded · filed 13 Aug 2026	8,072,411$312.4M	+739,078+10.1%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026	7,412,330$286.9M	+517,371+7.5%
STATE STREET CORPadded · filed 7 Aug 2026	6,964,919$269.5M	+1,301,376+23.0%
Jupiter Topco LLCnew · filed 14 Aug 2026	6,624,848$256.4M	+6,624,848
Fairmount Funds Management LLCunchanged · filed 14 Aug 2026	5,503,418$213.0M	00.0%
DEERFIELD MANAGEMENT COMPANY, L.P.reduced · filed 14 Aug 2026	5,006,104$193.7M	-4,037,799−44.6%
TCG Crossover Management, LLCreduced · filed 14 Aug 2026	4,854,436$187.9M	-92,458−1.9%
GEODE CAPITAL MANAGEMENT, LLCadded · filed 12 Aug 2026	4,508,998$174.5M	+809,479+21.9%