Top Institutional Investors

Thayer Partners, LLC / MA — 13F Holdings & Portfolio

CIK 2010185 · latest 13F-HR filed 2026-07-31

Backtest portfolio

Thayer Partners, LLC / MA manages $241.6M in 13F-reported U.S. long-equity assets across 100 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are VOO (18.01%), AGG (9.18%), VEA (9.01%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 10 new positions, exited 4, added to 73, and trimmed 7.

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
8309 STENTON AVENUE
WYNDMOOR, PA 19038
Phone
(617) 275-5430
Filing Manager
Thayer Partners, LLC / MA
WYNDMOOR, PA
Signatory
Andy Armstrong
Chief Compliance Officer
Loading holdings…
AUM

$241.6M

Long-equity book

Holdings

100

Distinct positions

Period

2026-06-30

Filed 2026-07-31

Q/Q Activity

+10 / −4 / ↑73 / ↓7

vs 2026-03-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • VANGUARD INDEX FDS$6.1M +16.3%
  • INVESCO QQQ TR$3.5M +25.2%
  • VANGUARD TAX-MANAGED FDS$1.5M +7.4%
  • APPLE INC$1.0M +16.9%
  • CISCO SYS INC$986.6K +143.9%
Show all 73 →

Top Trims

  • SELECT SECTOR SPDR TR-$378.3K -17.4%
  • EXXON MOBIL CORP-$217.1K -18.0%
  • WALMART INC-$86.6K -10.2%
  • BERKSHIRE HATHAWAY INC DEL-$72.4K -14.2%
  • MCKESSON CORP-$49.3K -11.8%
Show all 7 →

New Positions

  • J P MORGAN EXCHANGE TRADED F$890.2K
  • VANGUARD SCOTTSDALE FDS$773.5K
  • VANGUARD FIXED INCOME SECS F$322.4K
  • INTEL CORP$301.6K
  • MICRON TECHNOLOGY INC$296.7K
Show all 10 →

Exited Positions

  • PUTNAM ETF TRUST$870.1K
  • HONEYWELL INTL INC$244.6K
  • NEXTERA ENERGY INC$209.1K
  • AT&T INC$207.9K
Show all 4 →
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 VANGUARD INDEX FDS VOO 922908363 $43.5M 18.01% 63,332 SH
2 ISHARES TR AGG 464287226 $22.2M 9.18% 224,064 SH
3 VANGUARD TAX-MANAGED FDS VEA 921943858 $21.8M 9.01% 305,387 SH
4 INVESCO QQQ TR QQQ 46090E103 $17.2M 7.13% 23,386 SH
5 ISHARES TR IEF 464287440 $7.8M 3.24% 82,669 SH
6 APPLE INC AAPL 037833100 $7.0M 2.88% 24,044 SH
7 J P MORGAN EXCHANGE TRADED F JEPI 46641Q332 $6.2M 2.55% 108,911 SH
8 ISHARES TR SHY 464287457 $5.9M 2.42% 71,247 SH
9 VANGUARD INTL EQUITY INDEX F VWO 922042858 $5.6M 2.31% 93,407 SH
10 JOHNSON & JOHNSON JNJ 478160104 $4.9M 2.04% 19,408 SH
11 PGIM ETF TR PULS 69344A107 $4.7M 1.95% 95,030 SH
12 GOLDMAN SACHS ETF TR GVIP 381430545 $3.6M 1.49% 19,094 SH
13 ISHARES TR IEFA 46432F842 $3.5M 1.45% 36,204 SH
14 NEOS ETF TRUST QQQH 78433H576 $3.3M 1.35% 58,304 SH
15 EATON VANCE TAX-MANAGED BUY- ETV 27828Y108 $3.2M 1.32% 213,499 SH
16 T ROWE PRICE EXCHANGE-TRADED TCHP 87283Q107 $3.1M 1.27% 61,365 SH
17 NVIDIA CORPORATION NVDA 67066G104 $3.0M 1.24% 14,925 SH
18 EATON VANCE FLOATING RATE IN EFT 278279104 $2.9M 1.21% 271,432 SH
19 GE AEROSPACE GE 369604301 $2.9M 1.19% 7,672 SH
20 VANGUARD MALVERN FDS VCRB 922020748 $2.8M 1.17% 36,733 SH
21 SELECT SECTOR SPDR TR XLF 81369Y605 $2.8M 1.16% 52,420 SH
22 VANGUARD WORLD FD VHT 92204A504 $2.7M 1.10% 8,925 SH
23 AMAZON COM INC AMZN 023135106 $2.6M 1.06% 10,725 SH
24 VANGUARD SPECIALIZED FUNDS VIG 921908844 $2.5M 1.03% 10,538 SH
25 ISHARES TR IVV 464287200 $2.4M 0.99% 3,192 SH
26 GE VERNOVA INC GEV 36828A101 $2.4M 0.98% 2,019 SH
27 VANGUARD WORLD FD ESGV 921910733 $2.2M 0.90% 16,490 SH
28 GOLDMAN SACHS GROUP INC GS 38141G104 $1.8M 0.77% 1,829 SH
29 SELECT SECTOR SPDR TR XLE 81369Y506 $1.8M 0.74% 33,759 SH
30 SELECT SECTOR SPDR TR XLRE 81369Y860 $1.7M 0.72% 39,430 SH
31 CISCO SYS INC CSCO 17275R102 $1.7M 0.69% 14,236 SH
32 T ROWE PRICE EXCHANGE-TRADED TMSL 87283Q826 $1.6M 0.67% 37,001 SH
33 CATERPILLAR INC CAT 149123101 $1.6M 0.65% 1,475 SH
34 EATON CORP PLC ETN G29183103 $1.5M 0.61% 3,469 SH
35 ISHARES TR IJK 464287606 $1.4M 0.58% 12,023 SH
36 VANGUARD INDEX FDS VUG 922908736 $1.4M 0.58% 16,315 SH
37 HOME DEPOT INC HD 437076102 $1.4M 0.57% 3,926 SH
38 DIREXION SHARES ETF TRUST QQQE 25459Y207 $1.3M 0.56% 11,049 SH
39 ISHARES TR DVY 464287168 $1.2M 0.50% 7,803 SH
40 MICROSOFT CORP MSFT 594918104 $1.1M 0.47% 3,032 SH
41 VANGUARD WORLD FD VSGX 921910725 $1.1M 0.46% 13,375 SH
42 KIMBERLY-CLARK CORP KMB 494368103 $1.1M 0.44% 9,636 SH
43 EXXON MOBIL CORP XOM 30231G102 $991.0K 0.41% 7,248 SH
44 ALPHABET INC GOOG 02079K107 $924.3K 0.38% 2,616 SH
45 MERCK & CO INC MRK 58933Y105 $912.8K 0.38% 7,103 SH
46 VANGUARD WORLD FD VCEB 921910691 $899.6K 0.37% 14,335 SH
47 J P MORGAN EXCHANGE TRADED F JEPQ 46654Q203 $890.2K 0.37% 14,484 SH
48 VANGUARD INDEX FDS VB 922908751 $867.1K 0.36% 2,861 SH
49 VANGUARD INDEX FDS VTV 922908744 $809.5K 0.34% 3,715 SH
50 VANGUARD SCOTTSDALE FDS VGSH 92206C102 $773.5K 0.32% 13,290 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-07-31 $241.6M 100 0001765380-26-000256
2026-03-31 2026-05-05 $210.1M 94 0001765380-26-000164
2025-12-31 2026-02-05 $205.6M 90 0002010185-26-000001