NAPCO SEC TECHNOLOGIES INC (NSSC): Institutional Ownership
Hedge funds and institutional managers reporting a position in NSSC · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
19
13F filers
Aggregate Value
$90.2M
Across holders
Last Price
$37.29
2026-06-26
Sector
Information Technology
GICS
Holder activity6 new5 added8 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 437K | $17.2M | 19.1% | 0.0% | Added | +$4.1M | Q1 2026 |
| Fundsmith LLP CIK 0001569205 | Institutional Manager | 384K | $15.1M | 16.8% | 0.1% | Reduced | $-55.0M | Q1 2026 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. CIK 0001165408 | Hedge Fund | 244K | $10.2M | 11.3% | 0.0% | New | — | Q4 2025 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 200K | $8.4M | 9.3% | 0.0% | New | — | Q4 2025 |
| Man Group plc CIK 0001637460 | Hedge Fund | 207K | $8.1M | 9.0% | 0.0% | Added | +$3.5M | Q1 2026 |
| GAMCO INVESTORS, INC. ET AL CIK 0000807249 | Institutional Manager | 179K | $7.0M | 7.8% | 0.1% | Reduced | $-374K | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 167K | $6.6M | 7.3% | 0.0% | Reduced | $-8.3M | Q1 2026 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 89K | $3.5M | 3.9% | 0.0% | Added | +$1.2M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 86K | $3.4M | 3.8% | 0.0% | Added | +$2.3M | Q1 2026 |
| Verition Fund Management LLC CIK 0001454027 | Hedge Fund | 64K | $2.6M | 2.9% | 0.0% | New | — | Q4 2025 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 55K | $2.2M | 2.4% | 0.0% | Reduced | $-267K | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 46K | $1.8M | 2.0% | 0.0% | Added | +$1.0M | Q1 2026 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 41K | $1.8M | 2.0% | 0.0% | New | — | Q3 2025 |
| CAXTON ASSOCIATES LLP CIK 0002051323 | Hedge Fund | 25K | $730K | 0.8% | 0.0% | New | — | Q2 2025 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 16K | $690K | 0.8% | 0.0% | New | — | Q3 2025 |
| MARSHALL WACE, LLP CIK 0001318757 | Hedge Fund | 8K | $297K | 0.3% | 0.0% | Reduced | $-3.6M | Q1 2026 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 7K | $286K | 0.3% | 0.0% | Reduced | $-240K | Q1 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 7K | $261K | 0.3% | 0.0% | Reduced | $-5K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 793 | $31K | 0.0% | 0.0% | Reduced | $-760K | Q1 2026 |
Added
Hedge Fund
$17.2M· 19.1% of total· 0.0% port· 437K sh· +$4.1M QoQ· Q1 2026
Reduced
Institutional Manager
$15.1M· 16.8% of total· 0.1% port· 384K sh· $-55.0M QoQ· Q1 2026
New
Hedge Fund
$10.2M· 11.3% of total· 0.0% port· 244K sh· — QoQ· Q4 2025
New
Hedge Fund
$8.4M· 9.3% of total· 0.0% port· 200K sh· — QoQ· Q4 2025
Added
Hedge Fund
$8.1M· 9.0% of total· 0.0% port· 207K sh· +$3.5M QoQ· Q1 2026
Reduced
Institutional Manager
$7.0M· 7.8% of total· 0.1% port· 179K sh· $-374K QoQ· Q1 2026
Reduced
Hedge Fund
$6.6M· 7.3% of total· 0.0% port· 167K sh· $-8.3M QoQ· Q1 2026
Added
Hedge Fund
$3.5M· 3.9% of total· 0.0% port· 89K sh· +$1.2M QoQ· Q1 2026
Added
Hedge Fund
$3.4M· 3.8% of total· 0.0% port· 86K sh· +$2.3M QoQ· Q1 2026
New
Hedge Fund
$2.6M· 2.9% of total· 0.0% port· 64K sh· — QoQ· Q4 2025
Reduced
Hedge Fund
$2.2M· 2.4% of total· 0.0% port· 55K sh· $-267K QoQ· Q1 2026
Added
Hedge Fund
$1.8M· 2.0% of total· 0.0% port· 46K sh· +$1.0M QoQ· Q1 2026
New
Hedge Fund
$1.8M· 2.0% of total· 0.0% port· 41K sh· — QoQ· Q3 2025
New
Hedge Fund
$730K· 0.8% of total· 0.0% port· 25K sh· — QoQ· Q2 2025
New
Hedge Fund
$690K· 0.8% of total· 0.0% port· 16K sh· — QoQ· Q3 2025
Reduced
Hedge Fund
$297K· 0.3% of total· 0.0% port· 8K sh· $-3.6M QoQ· Q1 2026
Reduced
Hedge Fund
$286K· 0.3% of total· 0.0% port· 7K sh· $-240K QoQ· Q1 2026
Reduced
Hedge Fund
$261K· 0.3% of total· 0.0% port· 7K sh· $-5K QoQ· Q1 2026
Reduced
Hedge Fund
$31K· 0.0% of total· 0.0% port· 793 sh· $-760K QoQ· Q1 2026