TimesSquare Capital Management, LLC — 13F Holdings & Portfolio
CIK 1313816 · latest 13F-HR filed 2026-05-07
TimesSquare Capital Management, LLC manages $5.89B in 13F-reported U.S. long-equity assets across 151 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are EME (2.65%), MPWR (2.58%), COR (2.25%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 17 new positions, exited 14, added to 35, and trimmed 84.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$5.89B
Long-equity book
151
Distinct positions
2026-03-31
Filed 2026-05-07
+17 / −14 / ↑35 / ↓84
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- COMFORT SYS USA INC$54.2M +113.4%
- 2023 ETF SERIES TRUST$35.0M +1769.3%
- MACOM TECH SOLUTIONS HLDGS I$33.5M +79.2%
- MONOLITHIC PWR SYS INC$24.7M +19.4%
- CARPENTER TECHNOLOGY CORP$21.9M +23.4%
Top Trims
- TPG INC-$59.3M -55.1%
- FLUTTER ENTMT PLC-$57.6M -67.1%
- JFROG LTD-$57.4M -36.8%
- ESAB CORPORATION-$41.6M -38.8%
- SERVICETITAN INC-$38.7M -42.0%
New Positions
- PALO ALTO NETWORKS INC$85.0M
- MKS INC.$66.2M
- VERTIV HOLDINGS CO$56.6M
- CAMECO CORP$42.4M
- LIVE NATION ENTERTAINMENT IN$36.9M
Exited Positions
- CYBERARK SOFTWARE LTD$107.7M
- HUBSPOT INC$87.5M
- PINTEREST INC$52.4M
- ONESTREAM INC$49.0M
- BRAZE INC$32.1M
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | EMCOR GROUP INC | EME | 29084Q100 | $156.4M | 2.65% | 211,862 | SH |
| 2 | MONOLITHIC PWR SYS INC | MPWR | 609839105 | $151.8M | 2.58% | 138,840 | SH |
| 3 | CENCORA INC | COR | 03073E105 | $132.6M | 2.25% | 422,070 | SH |
| 4 | LATTICE SEMICONDUCTOR CORP | LSCC | 518415104 | $127.1M | 2.16% | 1,370,573 | SH |
| 5 | CARPENTER TECHNOLOGY CORP | CRS | 144285103 | $115.6M | 1.96% | 293,279 | SH |
| 6 | CURTISS WRIGHT CORP | CW | 231561101 | $112.0M | 1.90% | 164,493 | SH |
| 7 | CHENIERE ENERGY INC | LNG | 16411R208 | $109.2M | 1.85% | 384,896 | SH |
| 8 | COMFORT SYS USA INC | FIX | 199908104 | $102.0M | 1.73% | 73,968 | SH |
| 9 | KARMAN HLDGS INC | KRMN | 485924104 | $101.3M | 1.72% | 1,265,289 | SH |
| 10 | JFROG LTD | FROG | M6191J100 | $98.4M | 1.67% | 2,097,587 | SH |
| 11 | INTERACTIVE BROKERS GROUP IN | IBKR | 45841N107 | $97.3M | 1.65% | 1,450,839 | SH |
| 12 | INSMED INC | INSM | 457669307 | $95.6M | 1.62% | 584,798 | SH |
| 13 | IDEXX LABS INC | IDXX | 45168D104 | $92.0M | 1.56% | 163,763 | SH |
| 14 | ROSS STORES INC | ROST | 778296103 | $90.2M | 1.53% | 416,389 | SH |
| 15 | REGAL REXNORD CORPORATION | RRX | 758750103 | $88.1M | 1.49% | 470,333 | SH |
| 16 | AXON ENTERPRISE INC | AXON | 05464C101 | $87.4M | 1.48% | 205,881 | SH |
| 17 | TARGA RES CORP | TRGP | 87612G101 | $86.5M | 1.47% | 344,872 | SH |
| 18 | OREILLY AUTOMOTIVE INC | ORLY | 67103H107 | $86.4M | 1.47% | 935,987 | SH |
| 19 | PALO ALTO NETWORKS INC | PANW | 697435105 | $85.0M | 1.44% | 530,349 | SH |
| 20 | MACOM TECH SOLUTIONS HLDGS I | MTSI | 55405Y100 | $75.8M | 1.29% | 341,231 | SH |
| 21 | NRG ENERGY INC | NRG | 629377508 | $75.2M | 1.28% | 514,851 | SH |
| 22 | VEEVA SYS INC | VEEV | 922475108 | $71.5M | 1.21% | 407,144 | SH |
| 23 | PERFORMANCE FOOD GROUP CO | PFGC | 71377A103 | $71.3M | 1.21% | 832,494 | SH |
| 24 | BJS WHSL CLUB HLDGS INC | BJ | 05550J101 | $69.8M | 1.18% | 709,194 | SH |
| 25 | MKS INC. | MKSI | 55306N104 | $66.2M | 1.12% | 288,165 | SH |
| 26 | ESAB CORPORATION | ESAB | 29605J106 | $65.5M | 1.11% | 677,888 | SH |
| 27 | TRACTOR SUPPLY CO | TSCO | 892356106 | $65.2M | 1.11% | 1,439,752 | SH |
| 28 | VERISK ANALYTICS INC | VRSK | 92345Y106 | $64.8M | 1.10% | 341,453 | SH |
| 29 | CBRE GROUP INC | CBRE | 12504L109 | $62.7M | 1.06% | 462,666 | SH |
| 30 | CINTAS CORP | CTAS | 172908105 | $61.9M | 1.05% | 365,690 | SH |
| 31 | ARGENX SE | ARGX | 04016X101 | $60.7M | 1.03% | 83,117 | SH |
| 32 | TAKE-TWO INTERACTIVE SOFTWAR | TTWO | 874054109 | $60.5M | 1.03% | 306,127 | SH |
| 33 | VERTIV HOLDINGS CO | VRT | 92537N108 | $56.6M | 0.96% | 225,895 | SH |
| 34 | DOORDASH INC | DASH | 25809K105 | $55.3M | 0.94% | 368,459 | SH |
| 35 | ONTO INNOVATION INC | ONTO | 683344105 | $54.9M | 0.93% | 267,934 | SH |
| 36 | REPLIGEN CORP | RGEN | 759916109 | $53.7M | 0.91% | 456,083 | SH |
| 37 | SERVICETITAN INC | TTAN | 81764X103 | $53.4M | 0.91% | 841,639 | SH |
| 38 | LOAR HOLDINGS INC | LOAR | 53947R105 | $53.0M | 0.90% | 925,887 | SH |
| 39 | EVERCORE INC | EVR | 29977A105 | $49.5M | 0.84% | 165,966 | SH |
| 40 | GFL ENVIRONMENTAL INC | GFL | 36168Q104 | $48.5M | 0.82% | 1,161,409 | SH |
| 41 | TPG INC | TPG | 872657101 | $48.2M | 0.82% | 1,190,621 | SH |
| 42 | STEVANATO GROUP S P A | STVN | T9224W109 | $48.0M | 0.81% | 3,489,716 | SH |
| 43 | DYNATRACE INC | DT | 268150109 | $46.2M | 0.78% | 1,249,943 | SH |
| 44 | CASELLA WASTE SYS INC | CWST | 147448104 | $45.6M | 0.77% | 574,238 | SH |
| 45 | AMETEK INC | AME | 031100100 | $45.4M | 0.77% | 211,579 | SH |
| 46 | TRIMBLE INC | TRMB | 896239100 | $45.3M | 0.77% | 693,737 | SH |
| 47 | WYNDHAM HOTELS & RESORTS INC | WH | 98311A105 | $43.9M | 0.74% | 540,170 | SH |
| 48 | CASEYS GEN STORES INC | CASY | 147528103 | $43.5M | 0.74% | 59,723 | SH |
| 49 | FAIR ISAAC CORP | FICO | 303250104 | $43.4M | 0.74% | 40,648 | SH |
| 50 | MARTIN MARIETTA MATLS INC | MLM | 573284106 | $43.1M | 0.73% | 73,299 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-07 | $5.89B | 151 | 0001193125-26-210169 |
| 2025-12-31 | 2026-02-06 | $6.64B | 148 | 0001193125-26-040254 |