Napco Security Technologies
NSSC
221 hedge funds and large institutions have $960M invested in Napco Security Technologies in 2025 Q2 according to their latest regulatory filings, with 33 funds opening new positions, 93 increasing their positions, 70 reducing their positions, and 40 closing their positions.
384% more call options, than puts
Call options by funds: $1.24M | Put options by funds: $257K
33% more repeat investments, than reductions
Existing positions increased: 93 | Existing positions reduced: 70
32% more capital invested
Capital invested by funds: $729M → $960M (+$231M)
3.72% more ownership
Funds ownership: 86.96% → 90.68% (+3.7%)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
3% less funds holding
Funds holding: 229 → 221 (-8)
18% less first-time investments, than exits
New positions opened: 33 | Existing positions closed: 40
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fundsmith LLP
London,
United Kingdom
|
+$24.6M |
| 2 |
Janus Henderson Group
London,
United Kingdom
|
+$12.9M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
+$10M |
| 4 |
Jacobs Levy Equity Management
Florham Park,
New Jersey
|
+$5.71M |
| 5 |
WA
Wasatch Advisors
Salt Lake City,
Utah
|
+$5.69M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$17.1M |
| 2 |
Millennium Management
New York
|
-$11.4M |
| 3 |
GKIM
GW&K Investment Management
Boston,
Massachusetts
|
-$10.6M |
| 4 |
Point72 Asset Management
Stamford,
Connecticut
|
-$5.79M |
| 5 |
Goldman Sachs
New York
|
-$4.55M |
NSSC Hedge Fund Activity: Q2 2025 in Review
221 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Napco Security Technologies (NSSC) for Q2 2025, worth a combined $960M — up 32% from $729M a quarter earlier.
Sellers outnumbered buyers: 40 funds closed out of NSSC and 33 opened new positions — a net loss of 7 holders — while 70 trimmed existing stakes and 93 added.
The largest buyer was Fundsmith LLP, opening a new position worth an estimated $24.6M. The largest seller was Fidelity Investments, cutting an estimated $17.1M.
- 221 institutional investors held Napco Security Technologies (NSSC) as of Q2 2025, down from 229 in Q1 2025.
- Funds reported $960M of Napco Security Technologies stock for Q2 2025, up 32% quarter-over-quarter.
- 33 funds opened new Napco Security Technologies positions in Q2 2025 and 40 closed out, a net change of -7 holders.
- The largest Napco Security Technologies buyer in Q2 2025 was Fundsmith LLP, an estimated $24.6M added.
- The largest Napco Security Technologies seller in Q2 2025 was Fidelity Investments, an estimated $17.1M sold.
Based on aggregated 13F filings for Q2 2025.