PROTO LABS INC (PRLB): Institutional Ownership
Hedge funds and institutional managers reporting a position in PRLB · Industrials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
15
13F filers
Aggregate Value
$47.2M
Across holders
Last Price
$80.69
2026-06-26
Sector
Industrials
GICS
Holder activity10 new3 added2 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 520K | $29.7M | 62.9% | 0.0% | Added | +$1.5M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 149K | $8.5M | 18.0% | 0.0% | Added | +$7.6M | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 68K | $3.9M | 8.2% | 0.0% | New | — | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 17K | $973K | 2.1% | 0.0% | Added | +$585K | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 15K | $739K | 1.6% | 0.0% | New | — | Q4 2025 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 12K | $696K | 1.5% | 0.0% | New | — | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 11K | $626K | 1.3% | 0.0% | Reduced | $-11K | Q1 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 8K | $438K | 0.9% | 0.0% | New | — | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 8K | $405K | 0.9% | 0.0% | New | — | Q3 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 7K | $367K | 0.8% | 0.0% | New | — | Q4 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 7K | $344K | 0.7% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 5K | $292K | 0.6% | 0.0% | New | — | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 5K | $273K | 0.6% | 0.0% | New | — | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 26 | $1K | 0.0% | 0.0% | Reduced | $-2.9M | Q1 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 5 | $154 | 0.0% | 0.0% | New | — | Q2 2024 |
Added
Hedge Fund
$29.7M· 62.9% of total· 0.0% port· 520K sh· +$1.5M QoQ· Q1 2026
Added
Hedge Fund
$8.5M· 18.0% of total· 0.0% port· 149K sh· +$7.6M QoQ· Q1 2026
New
Hedge Fund
$3.9M· 8.2% of total· 0.0% port· 68K sh· — QoQ· Q1 2026
Added
Hedge Fund
$973K· 2.1% of total· 0.0% port· 17K sh· +$585K QoQ· Q1 2026
New
Hedge Fund
$739K· 1.6% of total· 0.0% port· 15K sh· — QoQ· Q4 2025
New
Hedge Fund
$696K· 1.5% of total· 0.0% port· 12K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$626K· 1.3% of total· 0.0% port· 11K sh· $-11K QoQ· Q1 2026
New
Hedge Fund
$438K· 0.9% of total· 0.0% port· 8K sh· — QoQ· Q1 2026
New
Hedge Fund
$405K· 0.9% of total· 0.0% port· 8K sh· — QoQ· Q3 2025
New
Hedge Fund
$367K· 0.8% of total· 0.0% port· 7K sh· — QoQ· Q4 2025
New
Hedge Fund
$344K· 0.7% of total· 0.0% port· 7K sh· — QoQ· Q4 2025
New
Hedge Fund
$292K· 0.6% of total· 0.0% port· 5K sh· — QoQ· Q1 2026
New
Hedge Fund
$273K· 0.6% of total· 0.0% port· 5K sh· — QoQ· Q1 2026
Reduced
Hedge Fund
$1K· 0.0% of total· 0.0% port· 26 sh· $-2.9M QoQ· Q1 2026
New
Hedge Fund
$154· 0.0% of total· 0.0% port· 5 sh· — QoQ· Q2 2024