PUBMATIC INC (PUBM): Institutional Ownership
Hedge funds and institutional managers reporting a position in PUBM · Communication Services. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
14
13F filers
Aggregate Value
$26.9M
Across holders
Last Price
$12.65
2026-06-26
Sector
Communication Services
GICS
Holder activity9 new4 added1 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 1.54M | $12.6M | 46.8% | 0.0% | Added | +$2.6M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 534K | $4.4M | 16.2% | 0.0% | Added | +$493K | Q1 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 351K | $2.9M | 10.7% | 0.0% | Added | +$2.0M | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 232K | $1.9M | 7.0% | 0.0% | Added | +$1.1M | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 157K | $1.4M | 5.2% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 118K | $963K | 3.6% | 0.0% | New | — | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 108K | $957K | 3.6% | 0.0% | New | — | Q4 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 70K | $618K | 2.3% | 0.0% | New | — | Q4 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 58K | $473K | 1.8% | 0.0% | New | — | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 33K | $404K | 1.5% | 0.0% | New | — | Q2 2025 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 34K | $281K | 1.0% | 0.0% | Reduced | $-164K | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 11K | $98K | 0.4% | 0.0% | New | — | Q4 2025 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 1K | $9K | 0.0% | 0.0% | New | — | Q1 2026 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 149 | $1K | 0.0% | 0.0% | New | — | Q4 2025 |
Added
Hedge Fund
$12.6M· 46.8% of total· 0.0% port· 1.54M sh· +$2.6M QoQ· Q1 2026
Added
Hedge Fund
$4.4M· 16.2% of total· 0.0% port· 534K sh· +$493K QoQ· Q1 2026
Added
Hedge Fund
$2.9M· 10.7% of total· 0.0% port· 351K sh· +$2.0M QoQ· Q1 2026
Added
Hedge Fund
$1.9M· 7.0% of total· 0.0% port· 232K sh· +$1.1M QoQ· Q1 2026
New
Hedge Fund
$1.4M· 5.2% of total· 0.0% port· 157K sh· — QoQ· Q4 2025
New
Hedge Fund
$963K· 3.6% of total· 0.0% port· 118K sh· — QoQ· Q1 2026
New
Hedge Fund
$957K· 3.6% of total· 0.0% port· 108K sh· — QoQ· Q4 2025
New
Hedge Fund
$618K· 2.3% of total· 0.0% port· 70K sh· — QoQ· Q4 2025
New
Hedge Fund
$473K· 1.8% of total· 0.0% port· 58K sh· — QoQ· Q1 2026
New
Hedge Fund
$404K· 1.5% of total· 0.0% port· 33K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$281K· 1.0% of total· 0.0% port· 34K sh· $-164K QoQ· Q1 2026
New
Hedge Fund
$98K· 0.4% of total· 0.0% port· 11K sh· — QoQ· Q4 2025
New
Hedge Fund
$9K· 0.0% of total· 0.0% port· 1K sh· — QoQ· Q1 2026
New
Hedge Fund
$1K· 0.0% of total· 0.0% port· 149 sh· — QoQ· Q4 2025