Netscout Systems Inc
NTCT- Exchange
- Nasdaq
- Industry
- Services-Computer Integrated Systems Design
- SEC CIK
- 0001078075
In the last 90 days, Netscout Systems Inc insiders filed 0 open-market purchases and 4 sales; 316 institutions reported holding it in 13F filings for Q2 2026, worth $2.98B in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Netscout Systems Inc as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 263
- +21 vs. Q3 2025
- Shares held
- 66.9M
- +1.60M (+2.4%) vs. Q3 2025
- Total value
- $1.81B
- +$123.8M (+7.3%) vs. Q3 2025
- New holders
- 45
- 98 more added
- Sold out
- 24
- 86 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting NTCT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 316 | $2.98B |
| Q1 2026 | 288 | $2.12B |
| Q4 2025 | 263 | $1.81B |
| Q3 2025 | 244 | $1.69B |
| Q2 2025 | 240 | $1.60B |
| Q1 2025 | 233 | $1.36B |
| Q4 2024 | 218 | $1.38B |
| Q3 2024 | 214 | $1.40B |
| Q2 2024 | 218 | $1.16B |
| Q1 2024 | 208 | $1.42B |
| Q4 2023 | 207 | $1.44B |
| Q3 2023 | 214 | $1.81B |
| Q2 2023 | 213 | $2.05B |
| Q1 2023 | 221 | $1.81B |
| Q4 2022 | 227 | $2.18B |
| Q3 2022 | 212 | $2.16B |
| Q2 2022 | 208 | $2.37B |
| Q1 2022 | 218 | $2.21B |
| Q4 2021 | 202 | $2.26B |
| Q3 2021 | 182 | $1.82B |
| Q2 2021 | 183 | $2.01B |
| Q1 2021 | 187 | $1.98B |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Netscout Systems Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Oregon Public Employees Retirement Fund | 15,659 | $423.7K | 0.01% | +300+2.0% | Added |
| Two Sigma Securities, LLC | 15,674 | $424.1K | 0.06% | +15,674 | New |
| Canada Pension Plan Investment Board | 16,200 | $438.4K | 0.00% | +16,200 | New |
| O'Shaughnessy Asset Management, LLC | 16,296 | $441.0K | 0.00% | +16,296 | New |
| Bailard, Inc. | 16,300 | $441.1K | 0.01% | +16,300 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 16,979 | $459.5K | 0.00% | −410−2.4% | Reduced |
| Teachers Retirement System of the State of Kentucky | 17,104 | $462.0K | 0.00% | −3,021−15.0% | Reduced |
| Jane Street Group, LLC | 17,732 | $479.8K | 0.00% | −103,766−85.4% | Reduced |
| Headlands Technologies LLC | 17,754 | $480.4K | 0.04% | −1,790−9.2% | Reduced |
| Legato Capital Management LLC | 17,883 | $483.9K | 0.04% | +17,883 | New |
| Renaissance Technologies LLC | 18,100 | $489.8K | 0.00% | −53,500−74.7% | Reduced |
| Yousif Capital Management, LLC | 18,401 | $495.9K | 0.01% | −2,667−12.7% | Reduced |
| NorthCrest Asset Manangement, LLC | 18,755 | $508.4K | 0.01% | +1,167+6.6% | Added |
| Quest Partners LLC | 18,926 | $512.1K | 0.03% | −31,329−62.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 19,369 | $524.1K | 0.00% | −60.0% | Reduced |
| State Board of Administration of Florida Retirement System | 19,479 | $527.1K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 19,743 | $534.2K | 0.00% | −3,515−15.1% | Reduced |
| Amalgamated Bank | 19,833 | $537.0K | 0.00% | +428+2.2% | Added |
| Arizona State Retirement System | 20,037 | $542.2K | 0.00% | −1,035−4.9% | Reduced |
| Vident Advisory, LLC | 20,657 | $559.0K | 0.01% | −1,502−6.8% | Reduced |
| Sterling Capital Management LLC | 21,198 | $573.6K | 0.01% | −776−3.5% | Reduced |
| Royal Bank of Canada | 21,264 | $575.0K | 0.00% | −166,264−88.7% | Reduced |
| Campbell & CO Investment Adviser LLC | 21,671 | $586.4K | 0.03% | +21,671 | New |
| Mercer Global Advisors Inc | 22,493 | $608.7K | 0.00% | +4,887+27.8% | Added |
| New York State Common Retirement Fund | 23,176 | $627.1K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 25,200 | $681.9K | 0.00% | −90,746−78.3% | Reduced |
| Odyssean, LLC | 27,213 | $736.4K | 0.53% | +27,213 | New |
| Wealth Enhancement Advisory Services, LLC | 26,639 | $746.2K | 0.00% | +6,490+32.2% | Added |
| Magnetar Financial LLC | 29,069 | $786.6K | 0.01% | +17,389+148.9% | Added |
| Captrust Financial Advisors | 30,828 | $834.2K | 0.00% | +1,982+6.9% | Added |
| STRS Ohio | 31,200 | $844.3K | 0.00% | −1,500−4.6% | Reduced |
| Janus Henderson Group PLC | 31,251 | $845.7K | 0.00% | 00.0% | Unchanged |
| Louisiana State Employees Retirement System | 31,400 | $849.7K | 0.01% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 32,114 | $869.0K | 0.01% | +32,114 | New |
| Susquehanna Portfolio Strategies, LLC | 32,150 | $870.0K | 0.01% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 32,511 | $879.7K | 0.00% | +132+0.4% | Added |
| Manufacturers Life Insurance Company, The | 33,005 | $893.1K | 0.00% | −1,858−5.3% | Reduced |
| Millennium Management LLC | 34,798 | $941.6K | 0.00% | −713,026−95.3% | Reduced |
| Illinois Municipal Retirement Fund | 35,276 | $954.6K | 0.01% | −1,688−4.6% | Reduced |
| Edgestream Partners, L.P. | 35,815 | $969.2K | 0.03% | +35,815 | New |
| Gotham Asset Management, LLC | 36,860 | $997.4K | 0.00% | +3,561+10.7% | Added |
| Nomura Asset Management International Inc. | 38,213 | $1.03M | 0.00% | +38,213 | New |
| State of Alaska, Department of Revenue | 38,290 | $1.03M | 0.01% | +697+1.9% | Added |
| MetLife Investment Management | 39,554 | $1.07M | 0.01% | −1,758−4.3% | Reduced |
| Horizon Investments, LLC | 40,124 | $1.09M | 0.01% | +9,125+29.4% | Added |
| Comerica Bank | 40,391 | $1.09M | 0.00% | −6,613−14.1% | Reduced |
| State of Tennessee, Treasury Department | 39,894 | $1.11M | 0.00% | +10,119+34.0% | Added |
| Caxton Associates LLP | 42,003 | $1.14M | 0.02% | −3,563−7.8% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 42,764 | $1.16M | 0.03% | +9,688+29.3% | Added |
| Cerity Partners LLC | 44,072 | $1.19M | 0.00% | +15,780+55.8% | Added |
| Panagora Asset Management Inc | 44,525 | $1.20M | 0.00% | −34−0.1% | Reduced |
| Thrivent Financial for Lutherans | 47,127 | $1.27M | 0.00% | −2,133−4.3% | Reduced |
| Toroso Investments, LLC | 49,503 | $1.34M | 0.01% | +27,062+120.6% | Added |
| CWM, LLC | 50,194 | $1.36M | 0.00% | +5,110+11.3% | Added |
| Winton Group Ltd | 50,259 | $1.36M | 0.05% | +1,227+2.5% | Added |
| Exchange Traded Concepts, LLC | 50,329 | $1.36M | 0.01% | +2,232+4.6% | Added |
| Royce & Associates LP | 53,128 | $1.44M | 0.01% | −568−1.1% | Reduced |
| Mariner, LLC | 57,968 | $1.57M | 0.00% | +19,167+49.4% | Added |
| Great West Life Assurance Co | 58,413 | $1.58M | 0.00% | 00.0% | Unchanged |
| Voloridge Investment Management, LLC | 60,379 | $1.63M | 0.01% | −135,517−69.2% | Reduced |
| CWM Advisors, LLC | 62,719 | $1.70M | 0.15% | +45,113+256.2% | Added |
| Citadel Advisors LLC | 62,841 | $1.70M | 0.00% | −50,908−44.8% | Reduced |
| KLP Kapitalforvaltning AS | 64,200 | $1.74M | 0.01% | 00.0% | Unchanged |
| New Age Alpha Advisors, LLC | 64,620 | $1.75M | 0.08% | +55,096+578.5% | Added |
| California State Teachers Retirement System | 65,773 | $1.78M | 0.00% | −61−0.1% | Reduced |
| Elo Mutual Pension Insurance Co | 66,125 | $1.79M | 0.03% | +22,926+53.1% | Added |
| Franklin Resources Inc | 67,127 | $1.82M | 0.00% | +5,007+8.1% | Added |
| UBS Group AG | 67,553 | $1.83M | 0.00% | −100,317−59.8% | Reduced |
| Integrated Quantitative Investments LLC | 68,173 | $1.84M | 0.40% | +25,630+60.2% | Added |
| Voya Investment Management LLC | 68,250 | $1.85M | 0.00% | +7,379+12.1% | Added |
| Susquehanna Fundamental Investments, LLC | 68,879 | $1.86M | 0.06% | +55,462+413.4% | Added |
| HSBC Holdings PLC | 70,668 | $1.91M | 0.00% | −16,628−19.0% | Reduced |
| Price T Rowe Associates Inc | 70,967 | $1.92M | 0.00% | +3,006+4.4% | Added |
| CWA Asset Management Group, LLC | 72,188 | $1.95M | 0.07% | +1,534+2.2% | Added |
| Trexquant Investment LP | 74,816 | $2.02M | 0.02% | +74,816 | New |
| Picton Mahoney Asset Management | 74,952 | $2.03M | 0.02% | +74,894+129,127.6% | Added |
| New York State Teachers Retirement System | 75,043 | $2.03M | 0.00% | −964−1.3% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 75,609 | $2.05M | 0.00% | +75,609 | New |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 77,517 | $2.10M | 0.04% | +3,144+4.2% | Added |
| Rodgers Brothers Inc. | 79,775 | $2.16M | 0.26% | 00.0% | Unchanged |
| Intech Investment Management LLC | 81,673 | $2.21M | 0.02% | +42,273+107.3% | Added |
| Susquehanna International Group, LLP | 82,918 | $2.24M | 0.00% | −10,623−11.4% | Reduced |
| Citigroup Inc | 84,198 | $2.28M | 0.00% | −8,799−9.5% | Reduced |
| Alliancebernstein L.P. | 85,533 | $2.31M | 0.00% | −20.0% | Reduced |
| Wedge Capital Management L L P | 86,359 | $2.34M | 0.04% | −11,826−12.0% | Reduced |
| Clark Estates Inc | 88,912 | $2.41M | 0.58% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 89,849 | $2.43M | 0.01% | −772−0.9% | Reduced |
| Gabelli Funds LLC | 90,000 | $2.44M | 0.02% | −13,728−13.2% | Reduced |
| Creative Planning | 99,612 | $2.70M | 0.00% | +37,785+61.1% | Added |
| Segall Bryant & Hamill, LLC | 101,677 | $2.75M | 0.04% | −340.0% | Reduced |
| Federated Hermes, Inc. | 104,989 | $2.84M | 0.00% | −57,883−35.5% | Reduced |
| Russell Investments Group, Ltd. | 105,236 | $2.85M | 0.00% | −6,618−5.9% | Reduced |
| Wells Fargo & Company | 109,104 | $2.95M | 0.00% | +33,183+43.7% | Added |
| Bessemer Group Inc | 113,617 | $3.08M | 0.00% | +113,384+48,662.7% | Added |
| Two Sigma Advisers, LP | 114,500 | $3.10M | 0.01% | −87,000−43.2% | Reduced |
| Allspring Global Investments Holdings, LLC | 119,363 | $3.20M | 0.01% | +57,602+93.3% | Added |
| Martingale Asset Management L P | 119,870 | $3.24M | 0.08% | −3,811−3.1% | Reduced |
| Amundi | 120,391 | $3.26M | 0.00% | +73,125+154.7% | Added |
| Teacher Retirement System of Texas | 127,626 | $3.45M | 0.01% | +1,801+1.4% | Added |
| Ieq Capital, LLC | 128,692 | $3.48M | 0.01% | +26,784+26.3% | Added |