PHATHOM PHARMACEUTICALS INC

$PHAT
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Smart money positioned

7 of the Top-200 alpha managers hold $PHAT as of the latest 13F snapshot.

13F holders
166
Insider buys · 90d
0
Congress · 90d
0

Smart Money · top-200 alpha cohort

7 holders · Q1 2026

$PHAT is held by 7 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.11%, with an average of 0.02% of portfolio. Largest holder: Diadema Partners LP at 0.11%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

01
Diadema Partners LP
0.11% NEW
α +13.2pts
02
ADAR1 Capital Management, LLC
0.03% held
α +74.0pts
03
Wellington Management Group LLP
0.00% held
α +10.5pts
04
Level Financial Advisors
0.00% held
α +30.9pts
05
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.00% held
α +27.5pts

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 166 · Source: 13F-HR
01
Heritage Investment Group, Inc.
3.57% of portfolio
12,466,489 sh
02
Cantor Fitzgerald Investment Advisors L.p.
8.45% of portfolio
7,464,572 sh
03
Evergreen Capital Management LLC
0.02% of portfolio
4,022,909 sh
04
Mizuho Securities USA LLC
0.37% of portfolio
3,496,808 sh
05
Teton Advisors, Inc.
0.03% of portfolio
3,255,612 sh
06
Gotham Asset Management, LLC
1.24% of portfolio
1,960,169 sh
07
Laurion Capital Management LP
1.07% of portfolio
1,850,000 sh
08
Balanced Wealth Group LLC
7.19% of portfolio
1,493,854 sh
09
Minneapolis Portfolio Management Group, LLC
0.01% of portfolio
1,471,856 sh
10
Coldstream Capital Management Inc.
0.14% of portfolio
1,421,109 sh
See all 166 13F holders · Pro →

Insider activity · last 90 days

6 transactions · 1 filers
21 May 2025
Topper James N —
▲ BOUGHT
3,780
$3.86
P
14 May 2025
Topper James N —
▲ BOUGHT
6,300
$3.32
P
13 May 2025
Topper James N —
▲ BOUGHT
1,120
$3.16
P
12 May 2025
Topper James N —
▲ BOUGHT
12,601
$3.04
P
09 May 2025
Topper James N —
▲ BOUGHT
2,226
$3.62
P
09 May 2025
Topper James N —
▲ BOUGHT
33,376
$3.19
P

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $PHAT in the recent window.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 07:35 UTC.