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, Q1 2026
Institutional positions in Netscout Systems Inc as of Mar 31, 2026. 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
- 288
- +32 vs. Q4 2025
- Shares held
- 66.8M
- +9.01M (+15.6%) vs. Q4 2025
- Total value
- $2.12B
- +$558.4M (+35.7%) vs. Q4 2025
- New holders
- 54
- 104 more added
- Sold out
- 22
- 86 more reduced
7 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Netscout Systems Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Susquehanna International Group, LLP | 70,800 | $2.25M | 0.00% | −12,118−14.6% | Reduced |
| New York State Teachers Retirement System | 72,808 | $2.31M | 0.00% | −2,235−3.0% | Reduced |
| Franklin Resources Inc | 72,875 | $2.32M | 0.00% | +5,748+8.6% | Added |
| Wedge Capital Management L L P | 74,243 | $2.36M | 0.04% | −12,116−14.0% | Reduced |
| Integrated Quantitative Investments LLC | 78,816 | $2.51M | 0.45% | +10,643+15.6% | Added |
| Rodgers Brothers Inc. | 79,175 | $2.52M | 0.29% | −600−0.8% | Reduced |
| Price T Rowe Associates Inc | 81,047 | $2.58M | 0.00% | +10,080+14.2% | Added |
| Great West Life Assurance Co | 81,937 | $2.61M | 0.00% | +23,524+40.3% | Added |
| California State Teachers Retirement System | 82,314 | $2.62M | 0.00% | +16,541+25.1% | Added |
| Vanguard Global Advisers, LLC | 84,163 | $2.68M | 0.00% | +84,163 | New |
| Clark Estates Inc | 88,912 | $2.83M | 0.68% | 00.0% | Unchanged |
| Gabelli Funds LLC | 90,000 | $2.86M | 0.02% | 00.0% | Unchanged |
| HSBC Holdings PLC | 90,779 | $2.88M | 0.00% | +20,111+28.5% | Added |
| Algert Global LLC | 90,855 | $2.89M | 0.04% | −83,730−48.0% | Reduced |
| Marshall Wace, LLP | 92,915 | $2.95M | 0.00% | −301,257−76.4% | Reduced |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 93,635 | $2.98M | 0.05% | +16,118+20.8% | Added |
| Segall Bryant & Hamill, LLC | 98,843 | $3.14M | 0.05% | −2,834−2.8% | Reduced |
| D. E. Shaw & Co., Inc. | 104,342 | $3.32M | 0.00% | −83,743−44.5% | Reduced |
| Martingale Asset Management L P | 110,620 | $3.52M | 0.09% | −9,250−7.7% | Reduced |
| Federated Hermes, Inc. | 112,813 | $3.59M | 0.01% | +7,824+7.5% | Added |
| Mackenzie Financial Corp | 113,498 | $3.61M | 0.00% | −37,953−25.1% | Reduced |
| Bessemer Group Inc | 113,617 | $3.61M | 0.01% | 00.0% | Unchanged |
| Prudential Financial Inc | 113,622 | $3.61M | 0.00% | −445,402−79.7% | Reduced |
| Jane Street Group, LLC | 118,361 | $3.76M | 0.00% | +100,629+567.5% | Added |
| Ieq Capital, LLC | 131,924 | $4.19M | 0.02% | +3,232+2.5% | Added |
| Creative Planning | 133,812 | $4.25M | 0.00% | +34,200+34.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 137,694 | $4.38M | 0.01% | −4,096−2.9% | Reduced |
| Swiss National Bank | 142,728 | $4.54M | 0.00% | +900+0.6% | Added |
| Davy Global Fund Management Ltd | 143,979 | $4.58M | 0.35% | −246−0.2% | Reduced |
| Bank of America Corp | 151,907 | $4.83M | 0.00% | −43,067−22.1% | Reduced |
| JPMorgan Chase & Co | 159,876 | $4.99M | 0.00% | −150,744−48.5% | Reduced |
| UBS Asset Management Americas Inc | 162,387 | $5.16M | 0.00% | +28,880+21.6% | Added |
| Russell Investments Group, Ltd. | 166,104 | $5.28M | 0.01% | +60,868+57.8% | Added |
| Edgestream Partners, L.P. | 171,391 | $5.45M | 0.18% | +135,576+378.5% | Added |
| Leuthold Group, LLC | 182,878 | $5.81M | 0.62% | +2,894+1.6% | Added |
| Bridgewater Associates, LP | 187,312 | $5.95M | 0.03% | +10,150+5.7% | Added |
| American Century Companies Inc | 188,206 | $5.98M | 0.00% | +2,866+1.5% | Added |
| Rhumbline Advisers | 196,536 | $6.25M | 0.01% | +4,390+2.3% | Added |
| First Eagle Investment Management, LLC | 200,002 | $6.36M | 0.01% | −11,500−5.4% | Reduced |
| Acadian Asset Management LLC | 206,223 | $6.55M | 0.01% | −303,879−59.6% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 222,647 | $7.08M | 0.01% | +39,632+21.7% | Added |
| SEI Investments Co | 225,479 | $7.17M | 0.01% | −56,810−20.1% | Reduced |
| Hillsdale Investment Management Inc. | 280,495 | $8.92M | 0.24% | −300−0.1% | Reduced |
| UBS Group AG | 285,344 | $9.07M | 0.00% | +217,791+322.4% | Added |
| Allspring Global Investments Holdings, LLC | 283,946 | $9.17M | 0.02% | +164,583+137.9% | Added |
| Alyeska Investment Group, L.P. | 290,606 | $9.24M | 0.03% | +290,606 | New |
| Penserra Capital Management LLC | 293,218 | $9.32M | 0.11% | −96,990−24.9% | Reduced |
| Defiance ETFs, LLC | 293,218 | $9.32M | 0.13% | −96,990−24.9% | Reduced |
| Qube Research & Technologies Ltd | 296,024 | $9.41M | 0.01% | −61,377−17.2% | Reduced |
| Public Sector Pension Investment Board | 301,405 | $9.58M | 0.03% | +465+0.2% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 322,756 | $10.3M | 0.02% | −208,862−39.3% | Reduced |
| FMR LLC | 323,370 | $10.3M | 0.00% | −14,543−4.3% | Reduced |
| Pacer Advisors, Inc. | 378,101 | $12.0M | 0.03% | −935−0.2% | Reduced |
| Empowered Funds, LLC | 390,523 | $12.4M | 0.08% | +70,884+22.2% | Added |
| Goldman Sachs Group Inc | 400,240 | $12.7M | 0.00% | −65,286−14.0% | Reduced |
| Principal Financial Group Inc | 401,707 | $12.8M | 0.01% | +74,775+22.9% | Added |
| Deutsche Bank AG | 406,293 | $12.9M | 0.00% | +1,792+0.4% | Added |
| Jupiter Asset Management Ltd | 421,435 | $13.4M | 0.07% | +21,372+5.3% | Added |
| Victory Capital Management Inc | 436,295 | $13.9M | 0.01% | +9,415+2.2% | Added |
| Two Sigma Investments, LP | 436,607 | $13.9M | 0.01% | +231,198+112.6% | Added |
| Vanguard Fiduciary Trust Co | 443,219 | $14.1M | 0.00% | +443,219 | New |
| SEB Asset Management AB | 444,688 | $14.1M | 0.06% | +444,688 | New |
| Bank of New York Mellon Corp | 449,331 | $14.3M | 0.00% | −10,672−2.3% | Reduced |
| Invesco Ltd. | 452,913 | $14.4M | 0.00% | +20,804+4.8% | Added |
| CSM Advisors, LLC | 460,316 | $14.6M | 0.36% | +217,489+89.6% | Added |
| Impax Asset Management Group plc | 522,000 | $16.6M | 0.12% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 548,777 | $17.4M | 0.00% | −8,571−1.5% | Reduced |
| Nuveen, LLC | 561,208 | $17.8M | 0.00% | +89,027+18.9% | Added |
| Barclays PLC | 561,229 | $17.8M | 0.01% | −197,401−26.0% | Reduced |
| Lazard Asset Management LLC | 585,039 | $18.6M | 0.03% | +46,782+8.7% | Added |
| Bridgeway Capital Management, LLC | 634,039 | $20.2M | 0.41% | −8,200−1.3% | Reduced |
| SG Americas Securities, LLC | 636,640 | $20.2M | 0.02% | +186,903+41.6% | Added |
| Morgan Stanley | 714,445 | $22.7M | 0.00% | −198,889−21.8% | Reduced |
| Northern Trust Corp | 737,769 | $23.5M | 0.00% | +26,016+3.7% | Added |
| Charles Schwab Investment Management Inc | 1,058,362 | $33.6M | 0.01% | −20,436−1.9% | Reduced |
| Wellington Management Group LLP | 1,077,196 | $34.2M | 0.01% | +478,917+80.0% | Added |
| Allianz Asset Management GmbH | 1,185,077 | $37.7M | 0.04% | +64,553+5.8% | Added |
| AQR Capital Management LLC | 1,200,146 | $37.8M | 0.02% | +60,774+5.3% | Added |
| First Trust Advisors LP | 1,744,535 | $55.5M | 0.04% | −775,198−30.8% | Reduced |
| Geode Capital Management, LLC | 1,834,463 | $58.3M | 0.00% | +27,935+1.5% | Added |
| Robeco Institutional Asset Management B.V. | 2,011,528 | $63.9M | 0.09% | +452,336+29.0% | Added |
| LSV Asset Management | 2,745,452 | $87.3M | 0.19% | +457,416+20.0% | Added |
| Vanguard Capital Management LLC | 3,045,450 | $96.8M | 0.00% | +3,045,450 | New |
| State Street Corp | 3,277,433 | $104.2M | 0.00% | +211,596+6.9% | Added |
| Legal & General Group Plc | 3,635,111 | $115.6M | 0.03% | −225,831−5.8% | Reduced |
| Dimensional Fund Advisors LP | 4,258,974 | $135.4M | 0.03% | +110,702+2.7% | Added |
| Vanguard Portfolio Management LLC | 5,528,844 | $175.8M | 0.01% | +5,528,844 | New |
| BlackRock, Inc. | 11,388,987 | $362.1M | 0.01% | +21,275+0.2% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −354,843−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −255,101−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −114,500−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −75,609−100.0% | Sold out |
| CWA Asset Management Group, LLC | 0 | $0 | 0.00% | −72,188−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −60,379−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −42,764−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −32,114−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −29,069−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −25,200−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −21,671−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −18,926−100.0% | Sold out |