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DIADEMA PARTNERS LP

Position in AMGN — Amgen Inc

CIK 2026172 MORRISTOWN, NJ

Position in AMGN

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$214,645
-$14,332,196 QoQ
Shares Held
102,701
+97.1% QoQ
Ownership
0.019%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
#2,813
of 3,140 holders
Holding Since
Mar 2025
3 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in AMGN Over Time

Shares Held

Position Value (USD)

Derivatives in AMGN

reported options exposure · as of Jun 30, 2026
CallValue
$3,621,200
CallShares
10,000
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Drug Manufacturers - General

Healthcare · as of Jun 30, 2026

DIADEMA PARTNERS LP holds $10,595,985 across 3 Drug Manufacturers - General names. AMGN ranks #3 (2.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
3 AMGN
Amgen Inc
This page
102,701 $214,645

All Filings in AMGN

Export CSV
6 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $214,645 102,701
2026-06-30 $3,621,200 10,000
2025-06-30 $17,338,941 62,100
2025-06-30 $14,546,841 52,100
2025-03-31 $32,183,115 103,300
2025-03-31 $16,231,755 52,100