CIK: 0001314377
Total reported value
$340.1M
Reporting period: 2026-03-31 · Number of holdings: 327
Kidder Stephen W disclosed 327 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $340.1M and a quarterly turnover rate of 13.8%.
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Kidder Stephen W's disclosed holdings carry a Herfindahl concentration index of 0.037 — mathematically equivalent to about 27 equally-sized positions, well below its 327 actual disclosed holdings. That gap points to a strategy built around a small core of high-conviction bets rather than broad diversification.
Position sizes vary widely across the portfolio (a coefficient of variation of 1.35), with a handful of outsized bets alongside many smaller positions.
No strong tilt toward either adding to existing winners or initiating outsized new positions was observed in the latest reported quarter.
Add JNJ
-0.8% $2.4M
Trim MSFT
+2.6% -$3.5M
Add AMAT
+10.9% $2.5M
Trim UNH
-46.1% -$2.9M
Trim GOOGL
-5.5% -$3.4M
Trim ADP
-0.7% -$2.8M
Showing top 76 holdings (of 327 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | AAPL | Apple INC | Stock-Tech | 10.26% | -0.32% | -0.41% | |
| 2 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 6.55% | -0.69% | -5.49% | |
| 3 | JNJ | Johnson & Johnson | Stock-Healthcare | 4.78% | +0.86% | -0.84% | |
| 4 | NVDA | Nvidia CORP | Stock-Tech | 4.40% | -0.13% | -0.35% | |
| 5 | ADI | Analog Devices INC | Stock-Tech | 4.23% | +0.54% | -6.28% | |
| 6 | AMZN | Amazon.com INC | Stock-Consumer Disc | 3.91% | -0.17% | +1.72% | |
| 7 | MSFT | Microsoft CORP | Stock-Tech | 3.81% | -0.84% | +2.64% | |
| 8 | RTX | Rtx CORP | Stock-Industrials | 3.71% | +0.06% | -7.13% | |
| 9 | MA | Mastercard INC - A | Stock-Financials | 3.69% | -0.37% | -0.22% | |
| 10 | TJX | Tjx Companies INC | Stock-Consumer Disc | 3.30% | +0.17% | -2.75% | |
| 11 | AMD | Advanced Micro Devices | Stock-Tech | 3.24% | -0.13% | -2.87% | |
| 12 | ADP | Automatic Data Processing | Stock-Tech | 3.00% | -0.66% | -0.72% | |
| 13 | ABT | Abbott Laboratories | Stock-Healthcare | 2.71% | -0.47% | -0.32% | |
| 14 | HD | Home Depot INC | Stock-Consumer Disc | 2.70% | +0.02% | +1.00% | |
| 15 | PG | Procter & Gamble Co/the | Stock-Consumer Staples | 2.60% | +0.18% | +1.98% | |
| 16 | ROK | Rockwell Automation INC | Stock-Industrials | 2.48% | -0.11% | -0.66% | |
| 17 | SBGSY | Schneider Elect Se-unsp Adr | Stock-Other | 2.27% | — | +0.57% | |
| 18 | ATR | Aptargroup INC | Stock-Healthcare | 2.26% | — | -2.40% | |
| 19 | AMAT | Applied Materials INC | Stock-Tech | 2.24% | +0.79% | +10.91% | |
| 20 | CVX | Chevron CORP | Stock-Energy | 2.06% | +0.60% | -0.29% | |
| 21 | DHR | Danaher CORP | Stock-Healthcare | 2.00% | -0.34% | -1.08% | |
| 22 | LLY | Eli Lilly & Co | Stock-Healthcare | 1.80% | — | +16.27% | |
| 23 | XYL | Xylem INC | Stock-Industrials | 1.72% | -0.15% | +0.35% | |
| 24 | VRTX | Vertex Pharmaceuticals INC | Stock-Healthcare | 1.67% | — | +2.06% | |
| 25 | CNI | Canadian Natl Railway Co | Stock-Industrials | 1.25% | -0.04% | -10.49% | |
| 26 | AXP | American Express Co | Stock-Financials | 1.22% | — | +23.49% | |
| 27 | UBER | Uber Technologies INC | Stock-Industrials | 1.17% | +0.10% | +18.10% | |
| 28 | DE | Deere & Co | Stock-Industrials | 1.08% | +0.22% | -0.08% | |
| 29 | SCHW | Schwab (charles) CORP | Stock-Financials | 1.06% | +0.19% | +24.08% | |
| 30 | XOM | Exxon Mobil CORP | Stock-Energy | 1.03% | +0.30% | -3.69% | |
| 31 | FISV | Fiserv INC | Stock-Other | 1.00% | -0.26% | -8.48% | |
| 32 | AVGO | Broadcom INC | Stock-Tech | 0.95% | +0.43% | +96.91% | |
| 33 | JPM | Jpmorgan Chase & Co | Stock-Financials | 0.85% | -0.06% | -2.00% | |
| 34 | ABBV | Abbvie INC | Stock-Healthcare | 0.80% | -0.01% | -0.20% | |
| 35 | UNH | Unitedhealth Group INC | Stock-Healthcare | 0.66% | -0.78% | -46.09% | |
| 36 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 0.52% | -0.02% | -4.56% | |
| 37 | BAC | Bank Of America CORP | Stock-Financials | 0.43% | -0.04% | — | |
| 38 | WCN | Waste Connections INC | Stock-Industrials | 0.43% | +0.43% | NEW | |
| 39 | PEP | Pepsico INC | Stock-Consumer Staples | 0.42% | — | -3.85% | |
| 40 | WMT | Walmart INC | Stock-Consumer Staples | 0.42% | — | -3.78% | |
| 41 | MRK | Merck & Co. INC. | Stock-Healthcare | 0.34% | — | -4.00% | |
| 42 | BA | Boeing Co/the | Stock-Industrials | 0.33% | — | — | |
| 43 | UNP | Union Pacific CORP | Stock-Industrials | 0.28% | — | — | |
| 44 | NEE | Nextera Energy INC | Stock-Utilities | 0.27% | +0.19% | +171.03% | |
| 45 | INTC | Intel CORP | Stock-Tech | 0.25% | — | -9.10% | |
| 46 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 0.24% | -0.04% | -9.83% | |
| 47 | MMM | 3m Co | Stock-Industrials | 0.24% | -0.02% | -5.12% | |
| 48 | GAUAX | Gabelli Utilities-a | Stock-Other | 0.22% | — | — | |
| 49 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | 0.21% | — | -4.44% | |
| 50 | GS | Goldman Sachs Group INC | Stock-Financials | 0.20% | — | — |
Performance for Q3 2026
+7.8%
Performance Last 4 Quarters
+25.4%
Based on 79% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 327 | $340.1M | 14 | |
| 2025-12-31 | 320 | $354.7M | 15 | |
| 2025-09-30 | 331 | $348.9M | 23 | |
| 2025-06-30 | 337 | $332.6M | 0 | |
| 2025-03-31 | 312 | $320.8M | 100 | |
| 2024-12-31 | 264 | $332.3M | 0 | |
| 2024-09-30 | 271 | $338.5M | 0 | |
| 2024-06-30 | 274 | $320.0M | 0 | |
| 2024-03-31 | 277 | $313.3M | 0 | |
| 2023-12-31 | 299 | $310.3M | 0 | |
| 2023-09-30 | 318 | $288.3M | 0 | |
| 2023-06-30 | 333 | $305.5M | 0 | |
| 2023-03-31 | 340 | $287.3M | 0 | |
| 2022-12-31 | 347 | $273.0M | 0 | |
| 2022-09-30 | 327 | $245.1M | 0 | |
| 2022-06-30 | 302 | $258.3M | 0 | |
| 2022-03-31 | 313 | $309.6M | 0 | |
| 2021-12-31 | 309 | $329.2M | 0 | |
| 2021-09-30 | 316 | $318.8M | 0 | |
| 2021-06-30 | 313 | $324.1M | 100 | |
| 2021-03-31 | 311 | $309.7M | 9 | |
| 2020-12-31 | 303 | $300.5M | 13 | |
| 2020-09-30 | 418 | $282.0M | 12 | |
| 2020-06-30 | 419 | $262.3M | 24 | |
| 2020-03-31 | 407 | $220.3M | 22 | |
| 2019-12-31 | 414 | $271.8M | 9 | |
| 2019-09-30 | 418 | $253.8M | 9 | |
| 2019-06-30 | 431 | $249.6M | 8 | |
| 2019-03-31 | 428 | $246.2M | 15 | |
| 2018-12-31 | 460 | $226.8M | 21 | |
| 2018-09-30 | 488 | $273.8M | 10 | |
| 2018-06-30 | 496 | $260.7M | 8 | |
| 2018-03-31 | 511 | $261.9M | 10 | |
| 2017-12-31 | 514 | $279.0M | 19 | |
| 2017-09-30 | 543 | $271.4M | 9 | |
| 2017-06-30 | 553 | $264.0M | 7 | |
| 2017-03-31 | 560 | $259.9M | 12 | |
| 2016-12-31 | 577 | $246.9M | 10 | |
| 2016-09-30 | 590 | $251.5M | 12 | |
| 2016-06-30 | 594 | $251.2M | 12 | |
| 2016-03-31 | 586 | $246.5M | 29 | |
| 2015-12-31 | 586 | $233.9M | 21 | |
| 2015-09-30 | 393 | $199.6M | 16 | |
| 2015-06-30 | 397 | $221.5M | 8 | |
| 2015-03-31 | 409 | $231.2M | 10 | |
| 2014-12-31 | 446 | $230.7M | 13 | |
| 2014-09-30 | 438 | $220.1M | 41 | |
| 2014-06-30 | 359 | $150.5M | 10 | |
| 2014-03-31 | 356 | $148.6M | 8 | |
| 2013-12-31 | 354 | $145.4M | 17 | |
| 2013-09-30 | 310 | $129.5M | 14 | |
| 2013-06-30 | 313 | $124.2M | 22 |
Kidder Stephen W's most significant position changes for 2026-03-31: New buy: Waste Connections INC (WCN); New buy: Invesco S&p 500 Equal Weight (RSP); New buy: Canadian Pacific Kansas City (CP); New buy: Australian Rare Earths LTD; Sold out: Resmed INC (RMD).
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | JNJ | Johnson & Johnson | +0.9% | -0.84% | Trim |
| 2 | AMAT | Applied Materials INC | +0.8% | +10.91% | Add |
| 3 | CVX | Chevron CORP | +0.6% | -0.29% | Trim |
| 4 | ADI | Analog Devices INC | +0.5% | -6.28% | Trim |
| 5 | AVGO | Broadcom INC | +0.4% | +96.91% | Add |
| 6 | XOM | Exxon Mobil CORP | +0.3% | -3.69% | Trim |
| 7 | DE | Deere & Co | +0.2% | -0.08% | Trim |
| 8 | NEE | Nextera Energy INC | +0.2% | +171.03% | Add |
| 9 | SCHW | Schwab (charles) CORP | +0.2% | +24.08% | Add |
| 10 | PG | Procter & Gamble Co/the | +0.2% | +1.98% | Add |
| 11 | TJX | Tjx Companies INC | +0.2% | -2.75% | Trim |
| 12 | UBER | Uber Technologies INC | +0.1% | +18.10% | Add |
| 13 | RTX | Rtx CORP | +0.1% | -7.13% | Trim |
| 14 | HD | Home Depot INC | 0% | +1.00% | Add |
| 15 | ABBV | Abbvie INC | 0% | -0.20% | Trim |
| 16 | BRK-B | Berkshire Hathaway Inc-cl B | 0% | -4.56% | Trim |
| 17 | MMM | 3m Co | 0% | -5.12% | Trim |
| 18 | ✓ | 0% | — | Unchanged | |
| 19 | CNI | Canadian Natl Railway Co | 0% | -10.49% | Trim |
| 20 | BAC | Bank Of America CORP | 0% | — | Unchanged |
| 21 | GOOG | Alphabet Inc-cl C | 0% | -9.83% | Trim |
| 22 | BR | Broadridge Financial Solutio | -0.1% | — | Unchanged |
| 23 | JPM | Jpmorgan Chase & Co | -0.1% | -2.00% | Trim |
| 24 | NSRGY | Nestle Sa-spons Adr | -0.1% | -48.52% | Trim |
| 25 | ROK | Rockwell Automation INC | -0.1% | -0.66% | Trim |
| 26 | NVDA | Nvidia CORP | -0.1% | -0.35% | Trim |
| 27 | AMD | Advanced Micro Devices | -0.1% | -2.87% | Trim |
| 28 | XYL | Xylem INC | -0.2% | +0.35% | Add |
| 29 | AMZN | Amazon.com INC | -0.2% | +1.72% | Add |
| 30 | CARR | Carrier Global CORP | -0.2% | -57.18% | Trim |
| 31 | FISV | Fiserv INC | -0.3% | -8.48% | Trim |
| 32 | AAPL | Apple INC | -0.3% | -0.41% | Trim |
| 33 | DHR | Danaher CORP | -0.3% | -1.08% | Trim |
| 34 | MA | Mastercard INC - A | -0.4% | -0.22% | Trim |
| 35 | ABT | Abbott Laboratories | -0.5% | -0.32% | Trim |
| 36 | ADP | Automatic Data Processing | -0.7% | -0.72% | Trim |
| 37 | GOOGL | Alphabet Inc-cl A | -0.7% | -5.49% | Trim |
| 38 | UNH | Unitedhealth Group INC | -0.8% | -46.09% | Trim |
| 39 | MSFT | Microsoft CORP | -0.8% | +2.64% | Add |
| 40 | WCN | Waste Connections INC | — | NEW | New buy |
| 41 | RSP | Invesco S&p 500 Equal Weight | — | NEW | New buy |
| 42 | CP | Canadian Pacific Kansas City | — | NEW | New buy |
| 43 | ✓ | Australian Rare Earths LTD | — | NEW | New buy |
| 44 | RMD | Resmed INC | — | EXIT | Sold out |
| 45 | GILD | Gilead Sciences INC | — | NEW | New buy |
| 46 | ✓ | Novozymes A S Dkk 2.0 | — | EXIT | Sold out |
| 47 | EMR | Emerson Electric Co | — | EXIT | Sold out |
| 48 | LMT | Lockheed Martin CORP | — | NEW | New buy |
| 49 | AMGN | Amgen INC | — | NEW | New buy |
| 50 | MKC | Mccormick & Co-non Vtg Shrs | — | EXIT | Sold out |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-11 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-17 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-10 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-07-23 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-05-06 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-02-13 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-11-12 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-12 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-05-14 | 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 | 2023-08-11 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-05-11 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-09 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-11-08 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-07-19 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-05-17 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-08 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-11-10 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-08-09 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-05-17 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-16 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-10-28 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-07-28 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-07 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-01-15 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-07 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-07-24 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-05-01 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-01-24 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-10-15 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-07-30 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-04-24 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-02-02 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-10-26 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-07-26 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-05-15 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-02-14 | 13F-HR | View on EDGAR |
| 2016-09-30 | 2016-11-16 | 13F-HR | View on EDGAR |
| 2016-06-30 | 2016-08-08 | 13F-HR | View on EDGAR |
| 2016-03-31 | 2016-05-27 | 13F-HR | View on EDGAR |
| 2015-12-31 | 2016-02-12 | 13F-HR | View on EDGAR |
| 2015-09-30 | 2015-11-13 | 13F-HR | View on EDGAR |
| 2015-06-30 | 2015-08-10 | 13F-HR | View on EDGAR |
| 2015-03-31 | 2015-05-22 | 13F-HR | View on EDGAR |
| 2014-12-31 | 2015-02-13 | 13F-HR | View on EDGAR |
| 2014-09-30 | 2014-11-24 | 13F-HR | View on EDGAR |
| 2014-06-30 | 2014-07-24 | 13F-HR | View on EDGAR |
| 2014-03-31 | 2014-05-30 | 13F-HR | View on EDGAR |
| 2013-12-31 | 2014-05-29 | 13F-HR | View on EDGAR |
| 2013-09-30 | 2013-11-18 | 13F-HR | View on EDGAR |
| 2013-06-30 | 2013-08-19 | 13F-HR | View on EDGAR |
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