CIK: 0001358331
Total reported value
$349.7M
Reporting period: 2026-03-31 · Number of holdings: 41
Bruce & Co., Inc. disclosed 41 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $349.7M and a quarterly turnover rate of 13.6%.
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Bruce & Co., Inc.'s disclosed holdings carry a Herfindahl concentration index of 0.047 — mathematically equivalent to about 21 equally-sized positions, well below its 41 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 0.98), 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 ABT
0.0% -$2.6M
Trim ABBV
0.0% -$1.3M
Trim AER
0.0% -$1.2M
Trim UHAL-B
0.0% -$935.6K
Trim ALL
0.0% -$478.2K
Add DAR
0.0% $2.7M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | NEE | NextEra Energy, Inc. | Stock-Utilities | 7.98% | +0.26% | -3.22% | |
| 2 | ABBV | Abbvie INC | Stock-Healthcare | 7.62% | -1.06% | — | |
| 3 | ALL | Allstate CORP | Stock-Financials | 7.33% | -0.77% | — | |
| 4 | AER | AerCap Holdings N.V. | Stock-Industrials | 7.20% | -0.98% | — | |
| 5 | MRK | Merck & Co., Inc. | Stock-Healthcare | 6.63% | +0.34% | — | |
| 6 | UHAL-B | U-haul Holding Co-non Voting | Stock-Other | 5.77% | -0.78% | — | |
| 7 | DUK | Duke Energy CORP | Stock-Utilities | 5.46% | -0.20% | -6.42% | |
| 8 | T | At&t INC | Stock-Comm Services | 4.34% | +0.31% | — | |
| 9 | XEL | Xcel Energy INC | Stock-Utilities | 4.19% | -0.26% | -5.14% | |
| 10 | CMS | Cms Energy CORP | Stock-Utilities | 3.46% | +0.08% | — | |
| 11 | ABT | Abbott Laboratories | Stock-Healthcare | 3.34% | -1.08% | — | |
| 12 | IIIN | Insteel Industries INC | Stock-Other | 3.33% | -0.04% | — | |
| 13 | NEM | Newmont CORP | Stock-Materials | 3.10% | — | — | |
| 14 | VICR | Vicor CORP | Stock-Tech | 2.99% | -0.07% | -27.78% | |
| 15 | AAPL | Apple INC | Stock-Tech | 2.82% | -0.46% | — | |
| 16 | BG | Bunge Global SA | Stock-Consumer Staples | 2.55% | +0.62% | — | |
| 17 | AVA | Avista CORP | Stock-Utilities | 2.31% | -0.10% | — | |
| 18 | PFE | Pfizer INC | Stock-Healthcare | 2.18% | +0.08% | — | |
| 19 | ADM | Archer-daniels-midland Co | Stock-Consumer Staples | 2.08% | +0.30% | — | |
| 20 | DAR | Darling Ingredients INC | Stock-Consumer Staples | 1.87% | +0.70% | — | |
| 21 | KOD | Kodiak Sciences INC | Stock-Other | 1.58% | +0.15% | -12.12% | |
| 22 | BBNX | Beta Bionics INC | Stock-Other | 1.58% | +1.58% | NEW | |
| 23 | CC | Chemours Co/the | Stock-Materials | 1.58% | +0.67% | — | |
| 24 | SUPN | Supernus Pharmaceuticals INC | Stock-Healthcare | 1.48% | +0.21% | +21.80% | |
| 25 | LYB | LyondellBasell Industries N.V. | Stock-Materials | 1.38% | +0.57% | — | |
| 26 | UHAL | U-haul Holding Co | Stock-Other | 1.01% | -0.15% | — | |
| 27 | RLI | Rli CORP | Stock-Financials | 0.67% | -0.14% | — | |
| 28 | LLY | Eli Lilly & Co | Stock-Healthcare | 0.53% | -0.14% | — | |
| 29 | APOG | Apogee Enterprises INC | Stock-Other | 0.48% | +0.48% | NEW | |
| 30 | FOCL | Edap Tms SA -adr | Stock-Other | 0.47% | +0.02% | — | |
| 31 | VG | Venture Global Inc-cl A | Stock-Energy | 0.45% | +0.24% | — | |
| 32 | PSNL | Personalis INC | Stock-Other | 0.42% | -0.15% | — | |
| 33 | SIRIEUR | Sirius Xm Holdings INC | Stock-Other | 0.37% | +0.02% | — | |
| 34 | FATE | Fate Therapeutics INC | Stock-Other | 0.27% | +0.05% | +8.23% | |
| 35 | ASH | Ashland Inc. | Stock-Materials | 0.24% | -0.03% | — | |
| 36 | VTRS | Viatris INC | Stock-Healthcare | 0.23% | +0.01% | — | |
| 37 | VALE | Vale S.A. | Stock-Materials | 0.19% | -0.08% | — | |
| 38 | MNKD | Mannkind CORP | Stock-Other | 0.14% | -0.20% | — | |
| 39 | CRBU | Caribou Biosciences INC | Stock-Other | 0.14% | +0.02% | — | |
| 40 | WEC | Wec Energy Group INC | Stock-Utilities | 0.13% | — | — | |
| 41 | MASS | 908 Devices INC | Stock-Other | 0.12% | +0.01% | — |
Performance for Q3 2026
+5%
Performance Last 4 Quarters
+30.5%
Based on 72% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 41 | $349.7M | 14 | |
| 2025-12-31 | 39 | $322.5M | 12 | |
| 2025-09-30 | 39 | $322.9M | 18 | |
| 2025-06-30 | 41 | $308.5M | 0 | |
| 2025-03-31 | 42 | $311.8M | 100 | |
| 2024-12-31 | 41 | $311.4M | 0 | |
| 2024-09-30 | 41 | $343.6M | 0 | |
| 2024-06-30 | 40 | $304.0M | 0 | |
| 2024-03-31 | 39 | $301.5M | 0 | |
| 2023-12-31 | 37 | $286.6M | 0 | |
| 2023-09-30 | 38 | $293.4M | 0 | |
| 2023-06-30 | 37 | $356.5M | 0 | |
| 2023-03-31 | 37 | $366.9M | 0 | |
| 2022-12-31 | 37 | $387.9M | 0 | |
| 2022-09-30 | 34 | $363.9M | 0 | |
| 2022-06-30 | 33 | $425.1M | 0 | |
| 2022-03-31 | 32 | $489.1M | 0 | |
| 2021-12-31 | 31 | $500.1M | 0 | |
| 2021-09-30 | 31 | $470.7M | 0 | |
| 2021-06-30 | 31 | $523.6M | 100 | |
| 2021-03-31 | 35 | $533.8M | 14 | |
| 2020-12-31 | 39 | $518.8M | 15 | |
| 2020-09-30 | 41 | $482.9M | 11 | |
| 2020-06-30 | 40 | $460.1M | 19 | |
| 2020-03-31 | 43 | $434.3M | 19 | |
| 2019-12-31 | 42 | $512.6M | 13 | |
| 2019-09-30 | 41 | $481.6M | 11 | |
| 2019-06-30 | 40 | $469.1M | 11 | |
| 2019-03-31 | 43 | $512.0M | 14 | |
| 2018-12-31 | 43 | $469.7M | 21 | |
| 2018-09-30 | 47 | $516.1M | 11 | |
| 2018-06-30 | 47 | $502.3M | 10 | |
| 2018-03-31 | 46 | $478.8M | 16 | |
| 2017-12-31 | 48 | $461.4M | 8 | |
| 2017-09-30 | 50 | $447.4M | 13 | |
| 2017-06-30 | 49 | $437.9M | 14 | |
| 2017-03-31 | 49 | $417.5M | 14 | |
| 2016-12-31 | 48 | $382.9M | 9 | |
| 2016-09-30 | 48 | $370.1M | 11 | |
| 2016-06-30 | 48 | $391.1M | 12 | |
| 2016-03-31 | 47 | $358.6M | 14 | |
| 2015-12-31 | 49 | $368.6M | 30 | |
| 2015-09-30 | 54 | $388.9M | 35 | |
| 2015-06-30 | 55 | $386.6M | 14 | |
| 2015-03-31 | 55 | $394.3M | 18 | |
| 2014-12-31 | 53 | $361.8M | 19 | |
| 2014-09-30 | 55 | $359.2M | 26 | |
| 2014-06-30 | 55 | $434.0M | 19 | |
| 2014-03-31 | 53 | $372.3M | 13 | |
| 2013-12-31 | 53 | $351.6M | 72 | |
| 2013-09-30 | 56 | $306.0M | 50 | |
| 2013-06-30 | 56 | $298.9M | 0 |
Bruce & Co., Inc.'s most significant position changes for 2026-03-31: New buy: Beta Bionics INC (BBNX); New buy: Apogee Enterprises INC (APOG); Trim: NextEra Energy, Inc. (NEE) — shares -3.22%; Trim: Xcel Energy INC (XEL) — shares -5.14%; Add: Supernus Pharmaceuticals INC (SUPN) — shares +21.80%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | DAR | Darling Ingredients INC | +0.7% | — | Unchanged |
| 2 | CC | Chemours Co/the | +0.7% | — | Unchanged |
| 3 | BG | Bunge Global SA | +0.6% | — | Unchanged |
| 4 | LYB | LyondellBasell Industries N.V. | +0.6% | — | Unchanged |
| 5 | MRK | Merck & Co., Inc. | +0.3% | — | Unchanged |
| 6 | T | At&t INC | +0.3% | — | Unchanged |
| 7 | ADM | Archer-daniels-midland Co | +0.3% | — | Unchanged |
| 8 | NEE | NextEra Energy, Inc. | +0.3% | -3.22% | Trim |
| 9 | VG | Venture Global Inc-cl A | +0.2% | — | Unchanged |
| 10 | SUPN | Supernus Pharmaceuticals INC | +0.2% | +21.80% | Add |
| 11 | KOD | Kodiak Sciences INC | +0.2% | -12.12% | Trim |
| 12 | CMS | Cms Energy CORP | +0.1% | — | Unchanged |
| 13 | PFE | Pfizer INC | +0.1% | — | Unchanged |
| 14 | FATE | Fate Therapeutics INC | +0.1% | +8.23% | Add |
| 15 | FOCL | Edap Tms SA -adr | 0% | — | Unchanged |
| 16 | SIRIEUR | Sirius Xm Holdings INC | 0% | — | Unchanged |
| 17 | CRBU | Caribou Biosciences INC | 0% | — | Unchanged |
| 18 | VTRS | Viatris INC | 0% | — | Unchanged |
| 19 | MASS | 908 Devices INC | 0% | — | Unchanged |
| 20 | NEM | Newmont CORP | — | — | Unchanged |
| 21 | WEC | Wec Energy Group INC | — | — | Unchanged |
| 22 | ASH | Ashland Inc. | 0% | — | Unchanged |
| 23 | IIIN | Insteel Industries INC | 0% | — | Unchanged |
| 24 | VICR | Vicor CORP | -0.1% | -27.78% | Trim |
| 25 | VALE | Vale S.A. | -0.1% | — | Unchanged |
| 26 | AVA | Avista CORP | -0.1% | — | Unchanged |
| 27 | LLY | Eli Lilly & Co | -0.1% | — | Unchanged |
| 28 | RLI | Rli CORP | -0.1% | — | Unchanged |
| 29 | PSNL | Personalis INC | -0.2% | — | Unchanged |
| 30 | UHAL | U-haul Holding Co | -0.2% | — | Unchanged |
| 31 | DUK | Duke Energy CORP | -0.2% | -6.42% | Trim |
| 32 | MNKD | Mannkind CORP | -0.2% | — | Unchanged |
| 33 | XEL | Xcel Energy INC | -0.3% | -5.14% | Trim |
| 34 | AAPL | Apple INC | -0.5% | — | Unchanged |
| 35 | ALL | Allstate CORP | -0.8% | — | Unchanged |
| 36 | UHAL-B | U-haul Holding Co-non Voting | -0.8% | — | Unchanged |
| 37 | AER | AerCap Holdings N.V. | -1% | — | Unchanged |
| 38 | ABBV | Abbvie INC | -1.1% | — | Unchanged |
| 39 | ABT | Abbott Laboratories | -1.1% | — | Unchanged |
| 40 | BBNX | Beta Bionics INC | — | NEW | New buy |
| 41 | APOG | Apogee Enterprises INC | — | NEW | New buy |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2026-03-31 | 2026-05-14 | 13F-HR | View on EDGAR |
| 2025-12-31 | 2026-02-13 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-11-13 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-08-14 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-05-14 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-02-11 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-11-14 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-09 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-05-13 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-02-12 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-11-13 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-08-08 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-05-12 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-02-15 | 13F-HR | View on EDGAR |
| 2022-09-30 | 2022-11-15 | 13F-HR | View on EDGAR |
| 2022-06-30 | 2022-08-09 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-05-11 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-16 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-11-12 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-08-16 | 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 | 2020-11-13 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-08-14 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-15 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-02-14 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-14 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-08-14 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-05-16 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-02-15 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-11-09 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-08-14 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-05-15 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-02-14 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-11-15 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-08-09 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-05-15 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-02-10 | 13F-HR | View on EDGAR |
| 2016-09-30 | 2016-11-15 | 13F-HR | View on EDGAR |
| 2016-06-30 | 2016-08-15 | 13F-HR | View on EDGAR |
| 2016-03-31 | 2016-05-13 | 13F-HR | View on EDGAR |
| 2015-12-31 | 2016-02-12 | 13F-HR | View on EDGAR |
| 2015-09-30 | 2015-11-16 | 13F-HR | View on EDGAR |
| 2015-06-30 | 2015-08-13 | 13F-HR | View on EDGAR |
| 2015-03-31 | 2015-05-15 | 13F-HR | View on EDGAR |
| 2014-12-31 | 2015-02-13 | 13F-HR | View on EDGAR |
| 2014-09-30 | 2014-11-13 | 13F-HR | View on EDGAR |
| 2014-06-30 | 2014-08-14 | 13F-HR | View on EDGAR |
| 2014-03-31 | 2014-05-15 | 13F-HR | View on EDGAR |
| 2013-12-31 | 2014-02-14 | 13F-HR | View on EDGAR |
| 2013-09-30 | 2013-11-15 | 13F-HR | View on EDGAR |
| 2013-06-30 | 2013-08-13 | 13F-HR | View on EDGAR |
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