Burnham & Co LLC — 13F Holdings & Portfolio
CIK 2136877 · latest 13F-HR filed 2026-08-11
Burnham & Co LLC manages $124.0M in 13F-reported U.S. long-equity assets across 197 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are LLY (7.85%), LEU (5.75%), ICLR (5.53%).
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.
Long-equity book
Distinct positions
Filed 2026-08-11
no prior filing cached
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
1 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 47.7%Cumulative share of the portfolio held in the largest N positions.
| Name | Title / Status | Ownership | Type |
|---|
Burnham & Co LLC Holdings (2026-06-30)
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 | ELI LILLY & CO | LLY | 532457108 | $9.7M | 7.85% | 8,117 | SH |
| 2 | CENTRUS ENERGY CORP | LEU | 15643U104 | $7.1M | 5.75% | 42,502 | SH |
| 3 | ICON PUB LTD CO | ICLR | G4705A100 | $6.9M | 5.53% | 39,507 | SH |
| 4 | NVIDIA CORPORATION | NVDA | 67066G104 | $6.4M | 5.20% | 32,199 | SH |
| 5 | AMAZON COM INC | AMZN | 023135106 | $6.0M | 4.84% | 25,203 | SH |
| 6 | MICROSOFT CORP | MSFT | 594918104 | $5.4M | 4.33% | 14,386 | SH |
| 7 | GOLDMAN SACHS ETF TR | GSST | 381430230 | $4.9M | 3.92% | 96,046 | SH |
| 8 | APPLE INC | AAPL | 037833100 | $4.8M | 3.91% | 16,745 | SH |
| 9 | HNI CORP | HNI | 404251100 | $4.0M | 3.25% | 99,589 | SH |
| 10 | UNITED PARCEL SVCS INC | UPS | 911312106 | $3.8M | 3.10% | 35,746 | SH |
| 11 | STRYKER CORPORATION | SYK | 863667101 | $3.8M | 3.07% | 12,107 | SH |
| 12 | ALPHABET INC | GOOGL | 02079K305 | $3.6M | 2.90% | 10,055 | SH |
| 13 | ABBVIE INC | ABBV | 00287Y109 | $3.2M | 2.62% | 12,903 | SH |
| 14 | J P MORGAN EXCHANGE TRADED F | JPST | 46641Q837 | $2.6M | 2.10% | 51,400 | SH |
| 15 | CONSTELLATION ENERGY CORP | CEG | 21037T109 | $2.4M | 1.95% | 9,752 | SH |
| 16 | INTERNATIONAL BUSINESS MACHS | IBM | 459200101 | $2.3M | 1.82% | 8,047 | SH |
| 17 | FIDELITY MERRIMACK STR TR | FLDR | 316188408 | $2.2M | 1.74% | 43,014 | SH |
| 18 | NUSCALE PWR CORP | SMR | 67079K100 | $2.1M | 1.72% | 213,015 | SH |
| 19 | JOHNSON & JOHNSON | JNJ | 478160104 | $1.9M | 1.57% | 7,667 | SH |
| 20 | VISTRA CORP | VST | 92840M102 | $1.8M | 1.45% | 11,317 | SH |
| 21 | GOLDMAN SACHS ETF TR | GPIX | 38149W622 | $1.7M | 1.41% | 31,420 | SH |
| 22 | ALPHABET INC | GOOG | 02079K107 | $1.6M | 1.26% | 4,415 | SH |
| 23 | UNITEDHEALTH GROUP INC | UNH | 91324P102 | $1.3M | 1.06% | 3,155 | SH |
| 24 | JPMORGAN CHASE & CO | JPM | 46625H100 | $1.3M | 1.04% | 3,955 | SH |
| 25 | XYLEM INC | XYL | 98419M100 | $1.3M | 1.04% | 10,901 | SH |
| 26 | ETFIS SER TR I | PFFA | 26923G822 | $1.2M | 0.99% | 59,609 | SH |
| 27 | CALAMOS ETF TR | CAIE | 12811T571 | $1.1M | 0.88% | 40,171 | SH |
| 28 | CLEAN HARBORS INC | CLH | 184496107 | $1.1M | 0.86% | 3,580 | SH |
| 29 | ECOLAB INC | ECL | 278865100 | $1.1M | 0.86% | 3,820 | SH |
| 30 | OKLO INC | OKLO | 02156V109 | $1.0M | 0.82% | 19,360 | SH |
| 31 | ABBOTT LABORATORIES | ABT | 002824100 | $917.1K | 0.74% | 10,107 | SH |
| 32 | CELESTICA INC | CLS | 15101Q207 | $912.0K | 0.74% | 2,500 | SH |
| 33 | FIRST TR EXCHANGE-TRADED FD | ACYN | 33733E690 | $904.4K | 0.73% | 43,500 | SH |
| 34 | TESLA INC | TSLA | 88160R101 | $904.3K | 0.73% | 2,150 | SH |
| 35 | WALMART INC | WMT | 931142103 | $902.9K | 0.73% | 7,972 | SH |
| 36 | WELLS FARGO & CO | WFC | 949746101 | $882.2K | 0.71% | 10,675 | SH |
| 37 | MP MATERIALS CORP | MP | 553368101 | $875.2K | 0.71% | 15,625 | SH |
| 38 | COSTCO WHOLESALE CORPORATION | COST | 22160K105 | $873.7K | 0.70% | 934 | SH |
| 39 | DBX ETF TR | SHYL | 233051283 | $843.1K | 0.68% | 18,975 | SH |
| 40 | THERMO FISHER SCIENTIFIC INC | TMO | 883556102 | $837.3K | 0.68% | 1,670 | SH |
| 41 | DBX ETF TR | TRSY | 23306X811 | $790.1K | 0.64% | 26,175 | SH |
| 42 | TARGET CORP | TGT | 87612E106 | $757.5K | 0.61% | 5,800 | SH |
| 43 | SELECT SECTOR SPDR TR | XLK | 81369Y803 | $681.5K | 0.55% | 3,577 | SH |
| 44 | ADVANCED MICRO DEVICES INC | AMD | 007903107 | $653.5K | 0.53% | 1,125 | SH |
| 45 | PALANTIR TECHNOLOGIES INC | PLTR | 69608A108 | $618.9K | 0.50% | 5,305 | SH |
| 46 | INVESCO EXCH TRADED FD TR II | PGX | 46138E511 | $601.5K | 0.49% | 55,488 | SH |
| 47 | J P MORGAN EXCHANGE TRADED F | JCPB | 46641Q670 | $571.6K | 0.46% | 12,177 | SH |
| 48 | FIFTH THIRD BANCORP | FITB | 316773100 | $563.7K | 0.45% | 10,000 | SH |
| 49 | ETFIS SER TR I | NFLT | 26923G707 | $548.5K | 0.44% | 23,900 | SH |
| 50 | INVESCO EXCHANGE TRADED FD T | PHO | 46137V142 | $545.7K | 0.44% | 7,900 | SH |
SUITE B
GRAND RAPIDS, MI 49546