Security key
739276103
- Security type / class
- Equity / COMMON
- Total 13F shares
- 59,650,243
- Total 13F value
- $2,120,405,135
- Share change
- +3,900,028
- Put/Call ratio
- 643%
- SEC-reported price per share
- $35.54
- Number of holders
- 296
- Value change
- +$123,983,676
- Number of buys
- 146
- Number of sells
- 180
- Shares outstanding
- 56,029,578
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2025
Institutions
296
Top holders
10
POWI full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
Previous quarter: Q3 2025
POWER INTEGRATIONS INC SEC filings
POWER INTEGRATIONS INC company facts
Broader feeds
Reporting periods
Holder history for CUSIP 739276103
Recent filing periods:
Ownership snapshot
Top reported holders of POWI - POWER INTEGRATIONS INC - COMMON (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
15/15
Latest evidence
31 Dec 2025
13D/G
13F
3/4/5
Lead comparable stake: 15%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 15%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
15%
STATE STREET CORP
6.1%
Doug Bailey
0.06%
Robert Eric Verity
0.01%
VANGUARD GROUP INC
13%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
15%
|
$292,394,455
8,227,124 shares
|
$0 | 31 Dec 2025 |
| STATE STREET CORP |
13D/G
13F
STATE STREET CORPORATION · Company
|
6.1%
|
$141,276,294
3,400,970 shares
|
+$21,529,517 | 31 Dec 2025 |
| Doug Bailey |
3/4/5
Former VP Marketing
|
0.06%
|
$1,696,157
35,800 shares
|
-$2,295,073 | 22 Aug 2025 |
| Robert Eric Verity |
3/4/5
Interim CFO
|
0.01%
|
$328,433
8,167 shares
|
-$4,424 | 03 Nov 2025 |
| VANGUARD GROUP INC |
13F
Company
|
13%
|
$287,391,968
7,147,276 shares
|
— | 30 Sep 2025 |
| Neuberger Berman Group LLC |
13F
Company
|
7.5%
|
$168,409,700
4,188,254 shares
|
— | 30 Sep 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
296
Shares
59,650,243
Rows available
296
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2025 vs Q3 2025 Across Filers
Q3 2025 holders
312
Q4 2025 holders
296
Holder diff
-16
| Investor | Q3 2025 Shares | Q4 2025 Shares | Share Diff | Share Chg % | Q3 2025 value | Q4 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend