PHATHOM PHARMACEUTICALS INC

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PHAT·71722W107·US·Common Stock·Healthcare - Biotechnology-Activist

PHAT (PHATHOM PHARMACEUTICALS INC) is held by 99 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($49.1M), Invesco Ltd. ($43.7M), Carlyle Group Inc. ($37.9M). Net institutional sentiment: Mixed.

99

Holders

(6 Elite)

$420.6M

Total Value

52% (100)

Consensus

52 buying - 48 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)54

Insider (Form 4)64

Activist (13D/13G)29

Congressional (STOCK Act)73

Holder Quality

30

★★★★★

Elite

48

★★★★

Strong

38

★★★

Solid

76

★★

Below

81

★

Weak

Held by 99 funds

6 elite

Who's Trading

Source dates: Price Oct 16, 2026 · Insiders Oct 8, 2026 · Activists Jul 29, 2026 · Congress none

InsiderNSNarula SanjeevTax 13K shOct 6, 2026

InsiderBCBreedlove Robert CharlesTax 460 shSep 3, 2026

ActivistBlackRock, Inc.5.5%Jul 29, 2026

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Top Holders

Top Holders (99)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	4.5M(+11.4%)	$49.1M	0.0%	-55.63%	33
Invesco Ltd.	Decreased	4M(-6.8%)	$43.7M	0.0%	-65.72%	0
Carlyle Group Inc.	Unchanged	3.5M	$37.9M	0.4%	-12.12%	0
MILLENNIUM MANAGEMENT LLC	Decreased	3.4M(-16.1%)	$36.6M	0.0%	-35.35%	0
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	2.7M(+2.8%)	$28.8M	0.0%	-37.34%	30
FRANKLIN TEMPLETON INC	Increased	2M(+98.2%)	$21.4M	0.0%	-36.81%	46
GOLDMAN SACHS GROUP INC	Increased	1.8M(+183.9%)	$19.3M	0.0%	-40.91%	46
STATE STREET CORP	Increased	1.6M(+14.4%)	$17.2M	0.0%	-54.80%	32
NANOMURA ASSET MANAGEMENT INTERNATIONAL INC.	Increased	1.5M(+21.4%)	$15.9M	0.0%	-37.18%	34
GEODE CAPITAL MANAGEMENT, LLC	Decreased	1.3M(-0.9%)	$14.3M	0.0%	-55.05%	0
WASATCH ADVISORS LP	Decreased	1.3M(-2.5%)	$14.2M	0.1%	+13.77%	0
Ensign Peak Advisors, Inc	Decreased	1.1M(-35.4%)	$11.4M	0.0%	-64.39%	0
Point72 Asset Management, L.P.	New	1M	$11.1M	0.0%	-36.22%	38
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	796,631(+19.6%)	$8.6M	0.0%	-37.19%	33
HSBC HOLDINGS PLC	New	709,695	$7.7M	0.0%	-36.22%	38
MWMARSHALL WACE, LLP	Decreased	666,090(-22.6%)	$7.2M	0.0%	-37.38%	0
TWO SIGMA INVESTMENTS, LP	Increased	519,076(+7.7%)	$5.6M	0.0%	-40.80%	29
NORTHERN TRUST CORP	Increased	458,301(+10.4%)	$5M	0.0%	-61.70%	30
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	419,094(+2.5%)	$4.5M	0.0%	-58.99%	27
Woodline Partners LP	Unchanged	369,052	$4M	0.0%	-48.33%	0

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PHATPHATHOM PHARMACEUTICALS INC

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer