POWER SOLUTIONS INTL INC (PSIX): Institutional Ownership
Hedge funds and institutional managers reporting a position in PSIX. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
11
13F filers
Aggregate Value
$23.6M
Across holders
Last Price
$37.99
2026-06-26
Sector
—
GICS
Holder activity3 new4 added4 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 108K | $6.2M | 26.2% | 0.0% | Added | +$80K | Q4 2025 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 75K | $4.3M | 18.2% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 58K | $3.6M | 15.1% | 0.0% | Added | +$2.5M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 46K | $2.8M | 12.0% | 0.0% | Reduced | $-877K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 28K | $1.7M | 7.1% | 0.0% | Added | +$1.7M | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 23K | $1.3M | 5.6% | 0.0% | New | — | Q4 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 10K | $978K | 4.1% | 0.0% | New | — | Q3 2025 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 16K | $969K | 4.1% | 0.0% | Reduced | $-138K | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 13K | $763K | 3.2% | 0.0% | Reduced | $-6.2M | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 8K | $511K | 2.2% | 0.0% | Added | +$234K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 8K | $495K | 2.1% | 0.0% | Reduced | $-2.9M | Q1 2026 |
Added
Hedge Fund
$6.2M· 26.2% of total· 0.0% port· 108K sh· +$80K QoQ· Q4 2025
New
Hedge Fund
$4.3M· 18.2% of total· 0.0% port· 75K sh· — QoQ· Q4 2025
Added
Hedge Fund
$3.6M· 15.1% of total· 0.0% port· 58K sh· +$2.5M QoQ· Q1 2026
Reduced
Hedge Fund
$2.8M· 12.0% of total· 0.0% port· 46K sh· $-877K QoQ· Q1 2026
Added
Hedge Fund
$1.7M· 7.1% of total· 0.0% port· 28K sh· +$1.7M QoQ· Q1 2026
New
Hedge Fund
$1.3M· 5.6% of total· 0.0% port· 23K sh· — QoQ· Q4 2025
New
Hedge Fund
$978K· 4.1% of total· 0.0% port· 10K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$969K· 4.1% of total· 0.0% port· 16K sh· $-138K QoQ· Q1 2026
Reduced
Hedge Fund
$763K· 3.2% of total· 0.0% port· 13K sh· $-6.2M QoQ· Q1 2026
Added
Hedge Fund
$511K· 2.2% of total· 0.0% port· 8K sh· +$234K QoQ· Q1 2026
Reduced
Hedge Fund
$495K· 2.1% of total· 0.0% port· 8K sh· $-2.9M QoQ· Q1 2026