Terminal · Institutions

Every 13F-reported equity position this quarter, with its quarter-over-quarter change — each row traces back to the SEC filing.

NEEDHAM INVESTMENT MANAGEMENT LLC 13F Holdings -- Portfolio & Top Positions (2026-03-31)

NEEDHAM INVESTMENT MANAGEMENT LLC (CIK 1167212) reported $1.96B across 167 reported positions in its SEC 13F filing for 2026-03-31. Largest positions: LASR ($109.6M, 5.60%), VICR ($84.0M, 4.29%), VRT ($71.5M, 3.65%), PDFS ($66.2M, 3.38%), AIP ($65.0M, 3.32%). Source: SEC Form 13F.

RankTickerCompanyValue% PortfolioSharesAction
1LASRNLIGHT INC$109.6M5.60%1.9MAdded
2VICRVICOR CORP$84.0M4.29%522,000Trimmed
3VRTVERTIV HOLDINGS CO$71.5M3.65%285,250Hold
4PDFSPDF SOLUTIONS INC$66.2M3.38%2.0MAdded
5AIPARTERIS INC$65.0M3.32%4.0MAdded
6FORMFORMFACTOR INC$58.5M2.99%603,500Trimmed
7VSHVISHAY INTERTECHNOLOGY INC$52.6M2.69%2.9MAdded
8LINCLINCOLN EDL SVCS CORP$52.0M2.66%1.3MAdded
9ODCOIL DRI CORP AMER$44.1M2.25%677,500Added
10NVMINOVA LTD$40.0M2.05%92,150Trimmed
11UTIUNIVERSAL TECHNICAL INST INC$37.2M1.90%1.0MAdded
12SMCISUPER MICRO COMPUTER INC$36.8M1.88%1.6MAdded
13THRTHERMON GROUP HLDGS INC$31.9M1.63%632,500Added
14TDUPTHREDUP INC$30.4M1.55%9.3MAdded
15VECOVEECO INSTRS INC DEL$29.8M1.52%880,000Added
16TTITETRA TECHNOLOGIES INC DEL$28.8M1.47%3.4MAdded
17MKSIMKS INC.$27.6M1.41%120,000Trimmed
18VPGVISHAY PRECISION GROUP INC$26.9M1.38%620,000Trimmed
19COHRCOHERENT CORP$25.1M1.28%105,500Trimmed
20ARLOARLO TECHNOLOGIES INC$25.0M1.28%1.8MAdded
21PLABPHOTRONICS INC$24.4M1.25%605,000Trimmed
22CTRICENTURI HOLDINGS INC$23.9M1.22%817,628Added
23CECOCECO ENVIRONMENTAL CORP$23.1M1.18%387,500Added
24CRAICRA INTL INC$22.7M1.16%140,006Added
25ASURASURE SOFTWARE INC$22.4M1.15%2.6MAdded

Source: SEC Form 13F filings · as of 2026-03-31