Phathom Pharmaceuticals, Inc. - Common Stock, par value $0.0001 per share (PHAT)

Q: What does CUSIP 71722W107 represent in this 13F holders report?

CUSIP 71722W107 is the security identifier for PHAT - Phathom Pharmaceuticals, Inc. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held PHAT - Phathom Pharmaceuticals, Inc. - Common Stock, par value $0.0001 per share in Q2 2026?

6 institutional investors reported PHAT - Phathom Pharmaceuticals, Inc. - Common Stock, par value $0.0001 per share for Q2 2026. Use the holders table for investor-level position and value details.

CUSIP: 71722W107

Q2 2026 13F Holders as of 30 Jun 2026

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 1,655,286
Total 13F value: $17,953,580
Share change: +147,607
SEC-reported price per share: $10.85
Number of holders: 6
Value change: +$1,601,536
Number of buys: 1
Number of sells: 3
Shares outstanding: 78,837,943

Security key

71722W107

Report period

Q2 2026

Institutions

Top holders

PHAT full security history Ownership snapshot Full 13F holder table Previous quarter: Q1 2026 Phathom Pharmaceuticals, Inc. SEC filings Phathom Pharmaceuticals, Inc. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 71722W107

Previous quarter: Q1 2026

Recent filing periods:

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024

Ownership snapshot

Top reported holders of PHAT - Phathom Pharmaceuticals, Inc. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Frazier Life Sciences Pub...

Disclosed value leader

Frazier Life Sciences Man...

Comparable rows

15/15

Latest evidence

31 Mar 2026

13D/G 13F 3/4/5 Lead comparable stake: 8.6% 13D/G row: Frazier Life Sciences Public Fund, L.P. Showing 1-6 of 15 holder rows.

Quick read

Frazier Life Sciences Public Fund, L.P. leads the comparable SEC ownership view at 8.6%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Frazier Life Sciences Public Fund, L.P.'s linked filing trail.

Comparable ownership Top 5

Frazier Life Sciences Public Fund... 8.6%

MILLENNIUM MANAGEMENT LLC 5.3%

Carlyle Group Inc. 4.9%

BlackRock, Inc. 4.6%

PRUDENTIAL FINANCIAL INC 0%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Frazier Life Sciences Public Fund, L.P.	13D/G James N. Topper 13D/G	8.6%	$70,447,299 5,985,327 shares	$0	01 Nov 2025
MILLENNIUM MANAGEMENT LLC	13D/G 13F Company 13D/G 13F	5.3%	$51,101,967 4,178,411 shares	+$25,636,905	06 Mar 2026
Carlyle Group Inc.	13F 13D/G Company 13F 13D/G	4.9% from 13D/G	$38,849,537 3,496,808 shares	—	31 Mar 2026
BlackRock, Inc.	13F 13D/G Company 13F 13D/G	4.6% from 13D/G	$45,128,776 4,061,996 shares	—	31 Mar 2026
PRUDENTIAL FINANCIAL INC	13D/G 13D/G	0%	$8,705 2,630 shares	-$24,547,397	31 May 2025
Frazier Life Sciences Management, L.P.	13F Company 13F	16%	$138,502,693 12,466,489 shares	—	31 Mar 2026

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q2 2026

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

1,655,286

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q2 2026 vs Q1 2026 Across Filers

Q1 2026 holders

173

Q2 2026 holders

Holder diff

-167

Investor	Q1 2026 Shares	Q2 2026 Shares	Share Diff	Share Chg %	Q1 2026 value	Q2 2026 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend