CIK: 0001490429
Total reported value
$1.2B
Reporting period: 2026-03-31 · Number of holdings: 70
First Long Island Investors, LLC disclosed 70 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $1.2B and a quarterly turnover rate of 24.8%.
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First Long Island Investors, LLC's disclosed holdings carry a Herfindahl concentration index of 0.027 — mathematically equivalent to about 37 equally-sized positions, well below its 70 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.95), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Trim ADP
-42.9% -$27.1M
Add APH
+40.7% $10.9M
Add AAPL
+58.4% $9.4M
Trim MSFT
-0.6% -$18.6M
Add V
+37.8% $6.8M
Trim CDNS
-68.4% -$11.6M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NVDA | Nvidia CORP | Stock-Tech | 4.90% | +0.15% | -0.29% | |
| 2 | MSFT | Microsoft CORP | Stock-Tech | 4.81% | -0.90% | -0.57% | |
| 3 | AMZN | Amazon.com INC | Stock-Consumer Disc | 4.64% | -0.22% | -4.24% | |
| 4 | PH | Parker Hannifin CORP | Stock-Industrials | 4.36% | — | -0.80% | |
| 5 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 4.06% | -0.14% | -4.69% | |
| 6 | APH | Amphenol Corp-cl A | Stock-Tech | 3.70% | +1.16% | +40.70% | |
| 7 | V | Visa Inc-class A Shares | Stock-Financials | 3.51% | +0.84% | +37.79% | |
| 8 | LLY | Eli Lilly & Co | Stock-Healthcare | 3.29% | -0.20% | -0.35% | |
| 9 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 3.21% | +0.58% | -0.85% | |
| 10 | ABT | Abbott Laboratories | Stock-Healthcare | 3.18% | -0.74% | -10.33% | |
| 11 | AVGO | Broadcom INC | Stock-Tech | 3.00% | -0.04% | -0.27% | |
| 12 | LOW | Lowe's Cos INC | Stock-Consumer Disc | 2.99% | +0.21% | -0.85% | |
| 13 | JPM | Jpmorgan Chase & Co | Stock-Financials | 2.78% | — | -0.95% | |
| 14 | MA | Mastercard INC - A | Stock-Financials | 2.65% | -0.09% | -0.21% | |
| 15 | AAPL | Apple INC | Stock-Tech | 2.35% | +0.91% | +58.45% | |
| 16 | META | Meta Platforms Inc-class A | Stock-Comm Services | 2.26% | -0.03% | +2.76% | |
| 17 | JNJ | Johnson & Johnson | Stock-Healthcare | 2.23% | +0.50% | -1.53% | |
| 18 | PM | Philip Morris International | Stock-Consumer Staples | 2.14% | — | -1.19% | |
| 19 | ABBV | Abbvie INC | Stock-Healthcare | 2.09% | +0.08% | -1.11% | |
| 20 | AMGN | Amgen INC | Stock-Healthcare | 2.00% | +0.30% | -0.92% | |
| 21 | WSM | Williams-sonoma INC | Stock-Consumer Disc | 1.93% | — | -1.02% | |
| 22 | FAST | Fastenal Co | Stock-Industrials | 1.88% | +0.39% | -1.14% | |
| 23 | ADP | Automatic Data Processing | Stock-Tech | 1.81% | -1.81% | -42.86% | |
| 24 | BLKCHF | Blackrock INC | Stock-Other | 1.68% | -0.03% | -1.16% | |
| 25 | UBER | Uber Technologies INC | Stock-Industrials | 1.65% | +0.24% | +20.03% | |
| 26 | ETN | Eaton Corporation plc | Stock-Industrials | 1.60% | +0.31% | -0.63% | |
| 27 | BX | Blackstone INC | Stock-Financials | 1.53% | -0.33% | -0.35% | |
| 28 | NEE | Nextera Energy INC | Stock-Utilities | 1.41% | +0.30% | -0.58% | |
| 29 | QCOM | Qualcomm INC | Stock-Tech | 1.39% | -0.30% | -1.21% | |
| 30 | FICO | Fair Isaac CORP | Stock-Tech | 1.35% | +0.70% | +198.21% | |
| 31 | USB | US Bancorp | Stock-Financials | 1.34% | — | -0.93% | |
| 32 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 1.34% | +0.01% | -0.03% | |
| 33 | PEP | Pepsico INC | Stock-Consumer Staples | 1.32% | +0.21% | -0.56% | |
| 34 | MCD | Mcdonald's CORP | Stock-Consumer Disc | 1.29% | — | -1.02% | |
| 35 | CNI | Canadian Natl Railway Co | Stock-Industrials | 1.25% | +0.22% | +6.32% | |
| 36 | ✓ | Stock-Other | 1.17% | +1.17% | NEW | ||
| 37 | ITW | Illinois Tool Works | Stock-Industrials | 1.16% | +0.15% | -1.18% | |
| 38 | UNH | Unitedhealth Group INC | Stock-Healthcare | 1.16% | -0.13% | -1.07% | |
| 39 | INTU | Intuit INC | Stock-Tech | 1.12% | -0.28% | +10.88% | |
| 40 | HD | Home Depot INC | Stock-Consumer Disc | 1.10% | +0.04% | -1.10% | |
| 41 | ZTS | Zoetis INC | Stock-Healthcare | 1.04% | -0.17% | -17.34% | |
| 42 | SPOT | Spotify Technology S.A. | Stock-Comm Services | 1.01% | +0.51% | +119.54% | |
| 43 | PAYX | Paychex INC | Stock-Tech | 0.95% | -0.03% | +6.30% | |
| 44 | COF | Capital One Financial CORP | Stock-Financials | 0.87% | -0.01% | +18.94% | |
| 45 | NFLX | Netflix INC | Stock-Comm Services | 0.75% | -0.35% | -39.93% | |
| 46 | GEV | GE Vernova INC | Stock-Industrials | 0.73% | +0.73% | NEW | |
| 47 | SNPS | Synopsys INC | Stock-Tech | 0.69% | +0.69% | NEW | |
| 48 | ISRG | Intuitive Surgical INC | Stock-Healthcare | 0.43% | -0.05% | — | |
| 49 | CDNS | Cadence Design Sys INC | Stock-Tech | 0.37% | -0.81% | -68.38% | |
| 50 | SCHW | Schwab (charles) CORP | Stock-Financials | 0.05% | — | -7.03% |
Performance for Q3 2026
+2.2%
Performance Last 4 Quarters
+8%
Based on 74% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 70 | $1.2B | 25 | |
| 2025-12-31 | 74 | $1.4B | 12 | |
| 2025-09-30 | 69 | $1.3B | 100 | |
| 2025-06-30 | 65 | $1.3B | 0 | |
| 2025-03-31 | 65 | $1.2B | 0 | |
| 2024-12-31 | 66 | $1.3B | 0 | |
| 2024-09-30 | 69 | $1.3B | 0 | |
| 2024-06-30 | 66 | $1.2B | 0 | |
| 2024-03-31 | 64 | $1.2B | 0 | |
| 2023-12-31 | 60 | $1.1B | 0 | |
| 2023-09-30 | 59 | $1.0B | 0 | |
| 2023-06-30 | 59 | $1.0B | 0 | |
| 2023-03-31 | 55 | $983.9M | 0 | |
| 2022-12-31 | 57 | $953.2M | 0 | |
| 2022-09-30 | 57 | $900.6M | 0 | |
| 2022-06-30 | 54 | $961.8M | 0 | |
| 2022-03-31 | 64 | $1.2B | 0 | |
| 2021-12-31 | 65 | $1.3B | 0 | |
| 2021-09-30 | 59 | $1.2B | 0 | |
| 2021-06-30 | 67 | $1.2B | 98 | |
| 2021-03-31 | 63 | $1.1B | 16 | |
| 2020-12-31 | 61 | $1.1B | 17 | |
| 2020-09-30 | 58 | $968.2M | 13 | |
| 2020-06-30 | 58 | $882.2M | 42 | |
| 2020-03-31 | 66 | $735.6M | 26 | |
| 2019-12-31 | 75 | $893.2M | 21 | |
| 2019-09-30 | 71 | $816.0M | 9 | |
| 2019-06-30 | 73 | $805.0M | 15 | |
| 2019-03-31 | 73 | $774.1M | 20 | |
| 2018-12-31 | 74 | $673.4M | 19 | |
| 2018-09-30 | 81 | $772.0M | 15 | |
| 2018-06-30 | 77 | $700.4M | 15 | |
| 2018-03-31 | 79 | $723.0M | 19 | |
| 2017-12-31 | 78 | $735.6M | 16 | |
| 2017-09-30 | 77 | $689.6M | 17 | |
| 2017-06-30 | 78 | $644.5M | 14 | |
| 2017-03-31 | 54 | $602.1M | 17 | |
| 2016-12-31 | 56 | $574.4M | 12 | |
| 2016-09-30 | 54 | $552.0M | 15 | |
| 2016-06-30 | 54 | $539.2M | 23 | |
| 2016-03-31 | 51 | $524.4M | 22 | |
| 2015-12-31 | 57 | $526.7M | 30 | |
| 2015-09-30 | 52 | $483.4M | 26 | |
| 2015-06-30 | 53 | $515.6M | 11 | |
| 2015-03-31 | 52 | $510.3M | 20 | |
| 2014-12-31 | 54 | $504.9M | 27 | |
| 2014-09-30 | 52 | $458.7M | 14 | |
| 2014-06-30 | 51 | $425.9M | 22 | |
| 2014-03-31 | 53 | $404.6M | 21 | |
| 2013-12-31 | 54 | $395.5M | 23 | |
| 2013-09-30 | 51 | $356.6M | 23 | |
| 2013-06-30 | 49 | $316.7M | 0 |
First Long Island Investors, LLC's most significant position changes for 2026-03-31: Sold out: Accenture plc (ACN); Sold out: Adobe INC (ADBE); New buy: ; Sold out: Walt Disney Co/the (DIS); Sold out: Mondelez International Inc-a (MDLZ).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | APH | Amphenol Corp-cl A | +1.2% | +40.70% | Add |
| 2 | AAPL | Apple INC | +0.9% | +58.45% | Add |
| 3 | V | Visa Inc-class A Shares | +0.8% | +37.79% | Add |
| 4 | FICO | Fair Isaac CORP | +0.7% | +198.21% | Add |
| 5 | TSM | Taiwan Semiconductor-sp Adr | +0.6% | -0.85% | Trim |
| 6 | SPOT | Spotify Technology S.A. | +0.5% | +119.54% | Add |
| 7 | JNJ | Johnson & Johnson | +0.5% | -1.53% | Trim |
| 8 | FAST | Fastenal Co | +0.4% | -1.14% | Trim |
| 9 | ETN | Eaton Corporation plc | +0.3% | -0.63% | Trim |
| 10 | NEE | Nextera Energy INC | +0.3% | -0.58% | Trim |
| 11 | AMGN | Amgen INC | +0.3% | -0.92% | Trim |
| 12 | UBER | Uber Technologies INC | +0.2% | +20.03% | Add |
| 13 | CNI | Canadian Natl Railway Co | +0.2% | +6.32% | Add |
| 14 | PEP | Pepsico INC | +0.2% | -0.56% | Trim |
| 15 | LOW | Lowe's Cos INC | +0.2% | -0.85% | Trim |
| 16 | NVDA | Nvidia CORP | +0.2% | -0.29% | Trim |
| 17 | ITW | Illinois Tool Works | +0.2% | -1.18% | Trim |
| 18 | ABBV | Abbvie INC | +0.1% | -1.11% | Trim |
| 19 | HD | Home Depot INC | 0% | -1.10% | Trim |
| 20 | GOOG | Alphabet Inc-cl C | 0% | -0.03% | Trim |
| 21 | JPM | Jpmorgan Chase & Co | — | -0.95% | Trim |
| 22 | COF | Capital One Financial CORP | 0% | +18.94% | Add |
| 23 | META | Meta Platforms Inc-class A | 0% | +2.76% | Add |
| 24 | BLKCHF | Blackrock INC | 0% | -1.16% | Trim |
| 25 | PAYX | Paychex INC | 0% | +6.30% | Add |
| 26 | AVGO | Broadcom INC | 0% | -0.27% | Trim |
| 27 | ISRG | Intuitive Surgical INC | -0.1% | — | Unchanged |
| 28 | MA | Mastercard INC - A | -0.1% | -0.21% | Trim |
| 29 | UNH | Unitedhealth Group INC | -0.1% | -1.07% | Trim |
| 30 | GOOGL | Alphabet Inc-cl A | -0.1% | -4.69% | Trim |
| 31 | ZTS | Zoetis INC | -0.2% | -17.34% | Trim |
| 32 | LLY | Eli Lilly & Co | -0.2% | -0.35% | Trim |
| 33 | AMZN | Amazon.com INC | -0.2% | -4.24% | Trim |
| 34 | INTU | Intuit INC | -0.3% | +10.88% | Add |
| 35 | QCOM | Qualcomm INC | -0.3% | -1.21% | Trim |
| 36 | BX | Blackstone INC | -0.3% | -0.35% | Trim |
| 37 | NFLX | Netflix INC | -0.4% | -39.93% | Trim |
| 38 | ABT | Abbott Laboratories | -0.7% | -10.33% | Trim |
| 39 | CDNS | Cadence Design Sys INC | -0.8% | -68.38% | Trim |
| 40 | MSFT | Microsoft CORP | -0.9% | -0.57% | Trim |
| 41 | ADP | Automatic Data Processing | -1.8% | -42.86% | Trim |
| 42 | ACN | Accenture plc | — | EXIT | Sold out |
| 43 | ADBE | Adobe INC | — | EXIT | Sold out |
| 44 | ✓ | — | NEW | New buy | |
| 45 | DIS | Walt Disney Co/the | — | EXIT | Sold out |
| 46 | MDLZ | Mondelez International Inc-a | — | EXIT | Sold out |
| 47 | GEV | GE Vernova INC | — | NEW | New buy |
| 48 | SNPS | Synopsys INC | — | NEW | New buy |
| 49 | VIG | Vanguard Dividend Apprec ETF | — | EXIT | Sold out |
| 50 | IVV | Ishares Core S&p 500 ETF | — | EXIT | Sold out |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-15 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-13 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-12 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-08-12 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-06-06 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-02-14 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-11-06 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-08 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-05-06 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-02-14 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-14 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-08-08 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-05-11 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-14 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-11-14 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-07-28 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-05-09 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-04 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-11-01 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-08-06 | Amendment | View on EDGAR |
| 2021-06-30 | 2021-08-05 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-05-10 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-12 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-11-17 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-08-13 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-11 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-02-14 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-05 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-08-05 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-05-14 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-02-11 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-11-02 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-08-08 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-05-04 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-02-07 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-11-14 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-08-14 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-05-11 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-02-14 | 13F-HR | View on EDGAR |
| 2016-09-30 | 2016-11-14 | 13F-HR | View on EDGAR |
| 2016-06-30 | 2016-08-10 | Amendment | View on EDGAR |
| 2016-06-30 | 2016-08-09 | 13F-HR | View on EDGAR |
| 2016-03-31 | 2016-05-05 | 13F-HR | View on EDGAR |
| 2015-12-31 | 2016-02-12 | 13F-HR | View on EDGAR |
| 2015-09-30 | 2015-11-06 | 13F-HR | View on EDGAR |
| 2015-06-30 | 2015-08-14 | 13F-HR | View on EDGAR |
| 2015-03-31 | 2015-05-08 | 13F-HR | View on EDGAR |
| 2014-12-31 | 2015-02-10 | 13F-HR | View on EDGAR |
| 2014-09-30 | 2014-10-31 | 13F-HR | View on EDGAR |
| 2014-06-30 | 2014-07-17 | 13F-HR | View on EDGAR |
| 2014-03-31 | 2014-04-15 | 13F-HR | View on EDGAR |
| 2013-12-31 | 2014-02-03 | 13F-HR | View on EDGAR |
| 2013-09-30 | 2013-11-12 | 13F-HR | View on EDGAR |
| 2013-06-30 | 2013-08-13 | 13F-HR | View on EDGAR |
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