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HERALD INVESTMENT MANAGEMENT Ltd

Position in PDFS — Pdf Solutions Inc

CIK 1512022 LONDON, X0

Position in PDFS

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$6,542,000
+$122,750 QoQ
Shares Held
200,000
-11.1% QoQ
Ownership
0.501%
of shares outstanding
% of Portfolio
0.92%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2024
8 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in PDFS Over Time

Shares Held

Position Value (USD)

Position in Software - Application

Technology · as of Mar 31, 2026

HERALD INVESTMENT MANAGEMENT Ltd holds $110,755,444 across 22 Software - Application names. PDFS ranks #6 (5.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 PDFS
Pdf Solutions Inc
This page
200,000 $6,542,000

All Filings in PDFS

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8 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $6,542,000 200,000
2025-12-31 $6,419,250 225,000
2025-09-30 $5,164,000 200,000
2025-06-30 $4,276,000 200,000
2025-03-31 $3,822,000 200,000
2024-12-31 $2,031,000 75,000
2024-09-30 $2,376,000 75,000
2024-06-30 $2,728,500 75,000