Ticker · CUSIP 693282105
Holders (tracked)
6
Combined shares
220,985
Combined value
$5.76M
Last close
—
Quarter
2025Q4
Tracked holders · last 8 quarters
-2 vs previous quarter over the last 8.
SEC event timeline
15 events
- AQR Capital Management trimmed2026-02-17−19,559 shares · 2025Q413F
- Ken Griffin (Citadel Advisors) added2026-02-17+2,566 shares · 2025Q413F
- T. Rowe Price added2026-02-17+2,330 shares · 2025Q413F
- D.E. Shaw & Co. trimmed2026-02-17−23,316 shares · 2025Q413F
- Two Sigma Investments added2026-02-17+54,228 shares · 2025Q413F
- Renaissance Technologies exited2026-02-12−90,100 shares · 2025Q413F
- Ken Fisher (Fisher Asset Mgmt) added2026-02-09+2,517 shares · 2025Q413F
- −36,425 shares · 2025Q313F
- AQR Capital Management added2025-11-14+10,868 shares · 2025Q313F
- Izzy Englander (Millennium Mgmt) exited2025-11-14−31,778 shares · 2025Q313F
- Two Sigma Investments opened position2025-11-14+10,758 shares · 2025Q313F
- D.E. Shaw & Co. trimmed2025-11-14−139,393 shares · 2025Q313F
- T. Rowe Price added2025-11-14+868 shares · 2025Q313F
- Renaissance Technologies added2025-11-13+20,800 shares · 2025Q313F
- Ken Fisher (Fisher Asset Mgmt) trimmed2025-11-12−5,593 shares · 2025Q313F
Insider activity
No insider transactions in the last 30 days.
Who moved on this name in 2025Q4
13F transactions reported for the latest quarter, grouped by direction.
New positions0
—
Added to4
- Two Sigma Investments+54,228$1.5M
- Ken Griffin (Citadel Advisors)+2,566$73K
- Ken Fisher (Fisher Asset Mgmt)+2,517$72K
- T. Rowe Price+2,330$67
Trimmed2
- D.E. Shaw & Co.−23,316$665K
- AQR Capital Management−19,559$558K
Exited1
- Renaissance Technologies−90,100$2.3M
Institutional ownership over time
Distinct super-investors holding this ticker · combined dollar value, by quarter.
| Quarter | Holders | Combined value |
|---|---|---|
| 2022Q1 | 7 | $141.9M |
| 2022Q2 | 8 | $109.5M |
| 2022Q3 | 9 | $1.4M |
| 2022Q4 | 12 | $136.4M |
| 2023Q1 | 13 | $216.4M |
| 2023Q2 | 12 | $238.5M |
| 2023Q3 | 12 | $170.7M |
| 2023Q4 | 11 | $171.8M |
| 2024Q1 | 10 | $171.2M |
| 2024Q2 | 10 | $184.4M |
| 2024Q3 | 9 | $7.3M |
| 2024Q4 | 10 | $8.2M |
| 2025Q1 | 10 | $9.2M |
| 2025Q2 | 8 | $10.9M |
| 2025Q3 | 8 | $7.3M |
| 2025Q4 | 6 | $5.8M |
Who owns PDFS
6 super-investors · 2025Q4
Tracked stake
221.0K
shares
Combined value
$6M
% of shares outstanding
—
shares-out unknown
Quarter action mix
Added4Trim2
| # | Manager | Shares | Value |
|---|---|---|---|
| 1 | Two Sigma Investments | 65.0K | $2M |
| 2 | AQR Capital Management | 46.2K | $1M |
| 3 | Ken Fisher Fisher Asset Mgmt | 40.6K | $1M |
| 4 | Ken Griffin Citadel Advisors | 39.9K | $1M |
| 5 | D.E. Shaw & Co. | 10.2K | $290K |
| 6 | T. Rowe Price | 19.2K | $547 |
Recent moves
20 transactions
- +54,228 · 2025Q4
- −19,559 · 2025Q4
- TRIMD.E. Shaw & Co.−23,316 · 2025Q4
- +2,566 · 2025Q4
- +2,330 · 2025Q4
- −90,100 · 2025Q4
- +2,517 · 2025Q4
- −36,425 · 2025Q3
- +10,868 · 2025Q3
- +10,758 · 2025Q3
- −31,778 · 2025Q3
- +868 · 2025Q3
- TRIMD.E. Shaw & Co.−139,393 · 2025Q3
- +20,800 · 2025Q3
- −5,593 · 2025Q3
- −42,144 · 2025Q2
- TRIMD.E. Shaw & Co.−5,850 · 2025Q2
- +2,252 · 2025Q2
- −1,617 · 2025Q2
- +27,183 · 2025Q2
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