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Emerald Advisers’s PDF Solutions PDFS Stock Holding History

Emerald Advisers’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 		$28.2M Sell
860,819
-82,553
-9% -$2.7M 0.89% 46
2025
Q4 		$26.9M Buy
943,372
+717
+0.1% +$19.8K 0.83% 54
2025
Q3 		$24.3M Sell
942,655
-11,706
-1% -$256K 0.78% 51
2025
Q2 		$20.4M Buy
954,361
+29,583
+3% +$560K 0.75% 51
2025
Q1 		$17.7M Buy
924,778
+433
+0% +$10.6K 0.8% 46
2024
Q4 		$25M Buy
924,345
+29,097
+3% +$877K 0.97% 39
2024
Q3 		$28.4M Buy
895,248
+19,673
+2% +$639K 1.1% 30
2024
Q2 		$31.9M Sell
875,575
-37,657
-4% -$1.26M 1.34% 21
2024
Q1 		$30.7M Buy
913,232
+158,376
+21% +$5.19M 1.24% 18
2023
Q4 		$24.3M Buy
754,856
+193,936
+35% +$5.88M 1.04% 33
2023
Q3 		$18.2M Buy
560,920
+29,363
+6% +$1.12M 0.88% 44
2023
Q2 		$24M Buy
531,557
+24,820
+5% +$1.01M 1.05% 36
2023
Q1 		$21.5M Buy
506,737
+115,572
+30% +$4.05M 1.03% 35
2022
Q4 		$11.2M Buy
391,165
+4,940
+1% +$133K 0.54% 83
2022
Q3 		$9.47M Buy
386,225
+277,199
+254% +$7M 0.49% 84
2022
Q2 		$2.35M Buy
+109,026
New +$2.52M 0.12% 119
2014
Q4 		– Sell
-263,141
Closed -$3.32M – 352
2014
Q3 		$3.32M Hold
263,141
– – 0.2% 154
2014
Q2 		$5.58M Sell
263,141
-1,240
-0.5% -$23.7K 0.32% 107
2014
Q1 		$4.8M Sell
264,381
-6,363
-2% -$140K 0.27% 127
2013
Q4 		$6.94M Buy
270,744
+119,695
+79% +$2.75M 0.38% 92
2013
Q3 		$3.21M Buy
+151,049
New +$3.11M 0.18% 152

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

Emerald Advisers's PDFS Position: Q1 2026 in Review

Emerald Advisers reduced its PDF Solutions (PDFS) stake by 8.8% in Q1 2026, selling an estimated $2.7M and leaving 860,819 shares worth $28.2M. The position accounts for 0.89% of the portfolio, ranked #46.

Emerald Advisers first reported a position in PDFS in Q3 2013 and has held it in 21 quarters since. The position peaked at $31.9M in Q2 2024. 208 funds tracked by Wall St. Rank hold PDFS as of Q1 2026.

  • Emerald Advisers held 860,819 shares of PDF Solutions worth $28.2M as of Q1 2026.
  • Emerald Advisers sold 82,553 PDF Solutions shares in Q1 2026, an estimated $2.7M.
  • PDF Solutions made up 0.89% of Emerald Advisers's portfolio in Q1 2026, its #46 holding.
  • Emerald Advisers first reported a position in PDF Solutions in Q3 2013 and has held it in 21 quarters since.
  • Emerald Advisers's PDF Solutions position peaked at $31.9M in Q2 2024.
  • 208 funds tracked by Wall St. Rank held PDF Solutions as of Q1 2026.

Based on Emerald Advisers's 13F filing for Q1 2026, filed 4 May 2026.