CenterBook Partners LP — 13F Holdings & Portfolio

CIK 1872738 · latest 13F-HR filed 2026-08-11

CenterBook Partners LP manages $2.04B in 13F-reported U.S. long-equity assets across 693 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are AMZN (2.46%), GOOGL (2.25%), META (2.10%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 282 new positions, exited 217, added to 176, and trimmed 218.

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.

Filer Information
Address
55 RAILROAD AVENUE
SUITE 302
GREENWICH, CT 06830
Phone
(203) 485-5280
Filing Manager
CenterBook Partners LP
GREENWICH, CT
Signatory
Carrie Breen
CCO & Counsel
Loading holdings…
AUM

$2.04B

Long-equity book

Holdings

693

Distinct positions

Period

2026-06-30

Filed 2026-08-11

Q/Q Activity

+282 / −217 / ↑176 / ↓218

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • NETFLIX INC.$23.4M +1169.0%
  • TEXAS INSTRS INC$22.8M +304.9%
  • LUMENTUM HLDGS INC$20.5M +1968.0%
  • MICRON TECHNOLOGY INC$15.8M +885.5%
  • ROSS STORES INC$13.3M +5002.6%
Show all 176 →

Top Trims

  • AMPHENOL CORP-$18.4M -95.5%
  • MONGODB INC-$15.5M -98.2%
  • APPLIED MATLS INC-$15.4M -71.4%
  • PHILIP MORRIS INTL INC-$14.4M -94.0%
  • PROCTER & GAMBLE CO-$12.4M -94.6%
Show all 218 →

New Positions

  • MASTERCARD INCORPORATED$26.3M
  • SPACE EXPLORATION TECHN CORP$20.7M
  • PALANTIR TECHNOLOGIES INC$15.8M
  • USA TODAY CO INC$13.6M
  • COMSTOCK INC$9.0M
Show all 282 →

Exited Positions

  • HOME DEPOT INC$13.4M
  • LITHIUM ARGENTINA AG$8.3M
  • APPLIED OPTOELECTRONICS INC$8.1M
  • CARNIVAL CORP$7.7M
  • WHITEFIBER INC$6.5M
Show all 217 →
All Holdings

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 AMAZON COM INC AMZN 023135106 $50.0M 2.46% 209,763 SH
2 ALPHABET INC GOOGL 02079K305 $45.8M 2.25% 128,118 SH
3 META PLATFORMS INC META 30303M102 $42.7M 2.10% 75,888 SH
4 MICROSOFT CORP MSFT 594918104 $39.1M 1.92% 104,729 SH
5 NVIDIA CORPORATION NVDA 67066G104 $35.7M 1.75% 178,482 SH
6 TAIWAN SEMICONDUCTOR MANUFAC TSM 874039100 $34.2M 1.68% 71,595 SH
7 VISA INC V 92826C839 $33.3M 1.64% 97,160 SH
8 TEXAS INSTRS INC TXN 882508104 $30.3M 1.49% 101,724 SH
9 APPLE INC AAPL 037833100 $28.4M 1.39% 98,050 SH
10 BERKSHIRE HATHAWAY INC DEL BRK.B 084670702 $28.1M 1.38% 56,229 SH
11 ELI LILLY & CO LLY 532457108 $27.7M 1.36% 23,135 SH
12 MASTERCARD INCORPORATED MA 57636Q104 $26.3M 1.29% 51,161 SH
13 BROADCOM INC AVGO 11135F101 $25.9M 1.27% 68,476 SH
14 NETFLIX INC. NFLX 64110L106 $25.4M 1.25% 355,147 SH
15 BIONTECH SE BNTX 09075V102 $23.4M 1.15% 251,083 SH
16 JPMORGAN CHASE & CO JPM 46625H100 $22.6M 1.11% 68,940 SH
17 LUMENTUM HLDGS INC LITE 55024U109 $21.6M 1.06% 25,152 SH
18 ADVANCED MICRO DEVICES INC AMD 007903107 $21.1M 1.04% 36,321 SH
19 SPACE EXPLORATION TECHN CORP SPCX 84615Q103 $20.7M 1.01% 120,871 SH
20 MICRON TECHNOLOGY INC MU 595112103 $17.5M 0.86% 15,198 SH
21 PALANTIR TECHNOLOGIES INC PLTR 69608A108 $15.8M 0.77% 135,093 SH
22 POWERFLEET INC AIOT 73931J109 $15.7M 0.77% 4,107,647 SH
23 FTAI AVIATION LTD FTAI G3730V105 $14.9M 0.73% 55,079 SH
24 ECHOSTAR CORP ECHO 278768106 $13.7M 0.67% 135,076 SH
25 USA TODAY CO INC TDAY 36472T109 $13.6M 0.67% 1,589,163 SH
26 ROSS STORES INC ROST 778296103 $13.5M 0.67% 63,617 SH
27 LEGEND BIOTECH CORP LEGN 52490G102 $13.1M 0.64% 452,907 SH
28 DIGITALOCEAN HLDGS INC DOCN 25402D102 $13.0M 0.64% 82,597 SH
29 ADVANCED ENERGY INDS AEIS 007973100 $12.4M 0.61% 33,252 SH
30 ENOVIX CORPORATION ENVX 293594107 $12.4M 0.61% 2,041,919 SH
31 ANALOG DEVICES INC ADI 032654105 $11.2M 0.55% 28,257 SH
32 PFIZER INC PFE 717081103 $11.1M 0.54% 459,030 SH
33 INSMED INC INSM 457669307 $11.0M 0.54% 103,151 SH
34 FABRINET FN G3323L100 $10.8M 0.53% 19,220 SH
35 ATLAS ENERGY SOLUTIONS INC AESI 642045108 $10.6M 0.52% 639,169 SH
36 TJX COS INC NEW TJX 872540109 $10.5M 0.52% 69,372 SH
37 MICROCHIP TECHNOLOGY INC. MCHP 595017104 $10.3M 0.51% 113,396 SH
38 DARLING INGREDIENTS INC DAR 237266101 $10.1M 0.49% 184,219 SH
39 MINERALYS THERAPEUTICS INC MLYS 603170101 $9.9M 0.48% 365,630 SH
40 WEAVE COMMUNICATIONS INC WEAV 94724R108 $9.9M 0.48% 1,646,468 SH
41 UBER TECHNOLOGIES INC UBER 90353T100 $9.8M 0.48% 136,246 SH
42 URANIUM RTY CORP UROY 91702V101 $9.7M 0.48% 3,489,860 SH
43 REGENERON PHARMACEUTICALS REGN 75886F107 $9.7M 0.47% 15,486 SH
44 EQUINOX GOLD CORP EQX 29446Y502 $9.6M 0.47% 991,635 SH
45 RAMACO RES INC METC 75134P600 $9.6M 0.47% 728,470 SH
46 ARHAUS INC ARHS 04035M102 $9.4M 0.46% 1,118,395 SH
47 NU HLDGS LTD NU G6683N103 $9.3M 0.46% 695,796 SH
48 FTAI INFRASTRUCTURE INC FIP 35953C106 $9.1M 0.45% 1,962,977 SH
49 COMSTOCK INC LODE 205750409 $9.0M 0.44% 2,165,707 SH
50 GENIUS SPORTS LIMITED GENI G3934V109 $8.9M 0.44% 1,476,166 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-11 $2.04B 693 0001872738-26-000010
2026-03-31 2026-05-05 $1.86B 628 0001872738-26-000008
2025-12-31 2026-02-11 $2.05B 541 0000902664-26-000841