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Herald Investment Management’s PDF Solutions PDFS Stock Holding History

Herald Investment Management’s Portfolio PDFS Stock Details PDFS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$6.54M Sell
200,000
-25,000
-11% -$817K 0.91% 33
2025
Q4 		$6.42M Buy
225,000
+25,000
+13% +$692K 0.84% 34
2025
Q3 		$5.16M Hold
200,000
– – 0.69% 37
2025
Q2 		$4.27M Hold
200,000
– – 0.63% 42
2025
Q1 		$3.82M Buy
200,000
+125,000
+167% +$3.07M 0.72% 37
2024
Q4 		$2.03M Hold
75,000
– – 0.33% 74
2024
Q3 		$2.38M Hold
75,000
– – 0.41% 61
2024
Q2 		$2.72M Buy
+75,000
New +$2.51M 0.45% 55

Other funds holding PDFS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
RIM
Ranger Investment Management Dallas, Texas $1.38B AUM 24.55% 1-Year Est. Return
William Blair Investment Management
William Blair Investment Management Chicago, Illinois $30.3B AUM 33.75% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return
OAM
Ophir Asset Management Sydney, Australia $859M AUM 59.08% 1-Year Est. Return
SCM
Snyder Capital Management San Francisco, California $5.16B AUM 26.72% 1-Year Est. Return

Herald Investment Management's PDFS Position: Q1 2026 in Review

Herald Investment Management reduced its PDF Solutions (PDFS) stake by 11% in Q1 2026, selling an estimated $817K and leaving 200,000 shares worth $6.54M. The position accounts for 0.91% of the portfolio, ranked #33.

Herald Investment Management first reported a position in PDFS in Q2 2024 and has held it in 8 quarters since. 208 funds tracked by Wall St. Rank hold PDFS as of Q1 2026.

  • Herald Investment Management held 200,000 shares of PDF Solutions worth $6.54M as of Q1 2026.
  • Herald Investment Management sold 25,000 PDF Solutions shares in Q1 2026, an estimated $817K.
  • PDF Solutions made up 0.91% of Herald Investment Management's portfolio in Q1 2026, its #33 holding.
  • Herald Investment Management first reported a position in PDF Solutions in Q2 2024 and has held it in 8 quarters since.
  • 208 funds tracked by Wall St. Rank held PDF Solutions as of Q1 2026.

Based on Herald Investment Management's 13F filing for Q1 2026, filed 13 May 2026.