CIK: 0001595686
Total reported value
$106.0M
Reporting period: 2025-12-31 · Number of holdings: 23
RK Asset Management, LLC disclosed 23 holdings in its latest 13F filing for the period ending 2025-12-31, with total reported value of $106.0M and a quarterly turnover rate of 13.3%.
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RK Asset Management, LLC's disclosed holdings carry a Herfindahl concentration index of 0.056 — mathematically equivalent to about 18 equally-sized positions, close to its 23 actual disclosed holdings. Value is spread relatively evenly across the portfolio rather than concentrated in a handful of names.
Position sizes are fairly uniform across the portfolio (a coefficient of variation of 0.54), suggesting a disciplined, rules-based approach to how much capital goes into each idea.
Recent activity leans toward adding more aggressively to already-large existing positions than to newly initiated ones (a 3.8 percentage-point tilt) — a pattern consistent with a momentum-following approach.
Sector classification currently covers about 23% of this portfolio's disclosed value; the remainder includes holdings (e.g. unmapped tickers, options, or other security types) not yet covered by our sector mapping.
Add REGN
+0.1% $2.7M
Add ALGT
-4.8% $1.8M
Trim NEU
-2.1% -$1.6M
Trim DORM
-1.0% -$1.2M
Trim MHK
-2.4% -$990.0K
Trim BKE
-1.4% -$1.2M
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | BKE | Buckle Inc/the | Stock-Other | 9.94% | -0.72% | -1.36% | |
| 2 | REGN | Regeneron Pharmaceuticals | Stock-Healthcare | 9.22% | +2.76% | +0.11% | |
| 3 | ALGT | Allegiant Travel Co | Stock-Other | 6.62% | +1.84% | -4.77% | |
| 4 | NEU | Newmarket CORP | Stock-Materials | 6.37% | -1.21% | -2.13% | |
| 5 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 5.92% | -0.21% | -6.89% | |
| 6 | FIZZ | National Beverage CORP | Stock-Other | 5.89% | -0.48% | +3.21% | |
| 7 | SEIC | Sei Investments Company | Stock-Financials | 5.24% | -0.09% | -2.00% | |
| 8 | KHC | Kraft Heinz Co/the | Stock-Consumer Staples | 4.84% | -0.33% | -2.99% | |
| 9 | BF-B | Brown-forman Corp-class B | Stock-Other | 4.57% | +0.02% | +0.64% | |
| 10 | MHK | Mohawk Industries INC | Stock-Consumer Disc | 4.45% | -0.74% | -2.39% | |
| 11 | BIO | Bio-rad Laboratories-a | Stock-Healthcare | 4.17% | +0.46% | +0.49% | |
| 12 | PCTY | Paylocity Holding CORP | Stock-Tech | 4.04% | -0.04% | -0.32% | |
| 13 | DORM | Dorman Products INC | Stock-Consumer Disc | 4.03% | -0.93% | -1.01% | |
| 14 | LNC | Lincoln National CORP | Stock-Financials | 3.88% | +0.49% | -0.31% | |
| 15 | SAM | Boston Beer Company Inc-a | Stock-Consumer Staples | 3.68% | +0.03% | +5.15% | |
| 16 | CPB | THE Campbell's Company | Stock-Consumer Staples | 3.67% | -0.33% | +0.19% | |
| 17 | NKE | Nike INC -cl B | Stock-Consumer Disc | 3.27% | -0.20% | -0.64% | |
| 18 | BRK-A | Berkshire Hathaway Inc-cl A | Stock-Other | 2.85% | +0.11% | — | |
| 19 | JJSF | J & J Snack Foods CORP | Stock-Other | 2.76% | +0.14% | +8.19% | |
| 20 | UHAL-B | U-haul Holding Co-non Voting | Stock-Other | 2.28% | -0.17% | -2.04% | |
| 21 | FAST | Fastenal Co | Stock-Industrials | 2.13% | -0.38% | +0.11% | |
| 22 | UHAL | U-haul Holding Co | Stock-Other | 0.14% | -0.01% | +0.04% | |
| 23 | OPK | Opko Health INC | Stock-Other | 0.05% | -0.01% | — |
Performance for Q3 2026
+3.2%
Performance Last 4 Quarters
+4.3%
Based on 74% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2025-12-31 | 23 | $106.0M | 13 | |
| 2025-09-30 | 23 | $110.0M | 18 | |
| 2025-06-30 | 23 | $103.7M | 0 | |
| 2025-03-31 | 23 | $108.3M | 100 | |
| 2024-12-31 | 23 | $122.3M | 0 | |
| 2024-09-30 | 23 | $130.1M | 0 | |
| 2024-06-30 | 21 | $115.8M | 0 | |
| 2024-03-31 | 21 | $122.9M | 0 | |
| 2023-12-31 | 21 | $120.5M | 0 | |
| 2023-09-30 | 21 | $106.9M | 0 | |
| 2023-06-30 | 21 | $108.0M | 0 | |
| 2023-03-31 | 20 | $101.0M | 0 | |
| 2022-12-31 | 21 | $104.2M | 0 | |
| 2022-03-31 | 22 | $103.1M | 0 | |
| 2021-12-31 | 20 | $113.3M | 0 | |
| 2021-09-30 | 16 | $112.7M | 0 | |
| 2021-06-30 | 16 | $115.7M | 98 | |
| 2021-03-31 | 16 | $112.0M | 74 | |
| 2019-12-31 | 19 | $107.2M | 10 | |
| 2019-09-30 | 18 | $103.2M | 15 | |
| 2019-06-30 | 18 | $104.2M | 12 | |
| 2019-03-31 | 18 | $104.2M | 24 | |
| 2018-12-31 | 18 | $104.0M | 28 | |
| 2018-09-30 | 16 | $113.7M | 18 | |
| 2018-06-30 | 15 | $111.7M | 35 | |
| 2018-03-31 | 17 | $100.7M | 26 | |
| 2017-12-31 | 18 | $118.5M | 24 | |
| 2017-09-30 | 20 | $114.8M | 9 | |
| 2017-06-30 | 19 | $119.2M | 20 | |
| 2017-03-31 | 18 | $121.9M | 13 | |
| 2016-12-31 | 17 | $124.8M | 30 | |
| 2016-09-30 | 15 | $111.3M | 8 | |
| 2016-06-30 | 15 | $112.0M | 9 | |
| 2016-03-31 | 15 | $119.7M | 54 | |
| 2015-12-31 | 16 | $116.7M | 48 | |
| 2015-09-30 | 15 | $114.7M | 25 | |
| 2015-06-30 | 15 | $126.9M | 41 | |
| 2015-03-31 | 14 | $128.6M | 35 | |
| 2014-12-31 | 18 | $125.7M | 17 | |
| 2014-09-30 | 15 | $113.6M | 9 | |
| 2014-06-30 | 15 | $115.7M | 20 | |
| 2014-03-31 | 15 | $118.7M | 17 | |
| 2013-12-31 | 16 | $116.3M | 0 |
RK Asset Management, LLC's most significant position changes for 2025-12-31: Add: Regeneron Pharmaceuticals (REGN) — shares +0.11%; Trim: Allegiant Travel Co (ALGT) — shares -4.77%; Trim: Newmarket CORP (NEU) — shares -2.13%; Trim: Dorman Products INC (DORM) — shares -1.01%; Trim: Mohawk Industries INC (MHK) — shares -2.39%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | REGN | Regeneron Pharmaceuticals | +2.8% | +0.11% | Add |
| 2 | ALGT | Allegiant Travel Co | +1.8% | -4.77% | Trim |
| 3 | LNC | Lincoln National CORP | +0.5% | -0.31% | Trim |
| 4 | BIO | Bio-rad Laboratories-a | +0.5% | +0.49% | Add |
| 5 | JJSF | J & J Snack Foods CORP | +0.1% | +8.19% | Add |
| 6 | BRK-A | Berkshire Hathaway Inc-cl A | +0.1% | — | Unchanged |
| 7 | SAM | Boston Beer Company Inc-a | 0% | +5.15% | Add |
| 8 | BF-B | Brown-forman Corp-class B | 0% | +0.64% | Add |
| 9 | UHAL | U-haul Holding Co | 0% | +0.04% | Add |
| 10 | OPK | Opko Health INC | 0% | — | Unchanged |
| 11 | PCTY | Paylocity Holding CORP | 0% | -0.32% | Trim |
| 12 | SEIC | Sei Investments Company | -0.1% | -2.00% | Trim |
| 13 | UHAL-B | U-haul Holding Co-non Voting | -0.2% | -2.04% | Trim |
| 14 | NKE | Nike INC -cl B | -0.2% | -0.64% | Trim |
| 15 | BRK-B | Berkshire Hathaway Inc-cl B | -0.2% | -6.89% | Trim |
| 16 | KHC | Kraft Heinz Co/the | -0.3% | -2.99% | Trim |
| 17 | CPB | THE Campbell's Company | -0.3% | +0.19% | Add |
| 18 | FAST | Fastenal Co | -0.4% | +0.11% | Add |
| 19 | FIZZ | National Beverage CORP | -0.5% | +3.21% | Add |
| 20 | BKE | Buckle Inc/the | -0.7% | -1.36% | Trim |
| 21 | MHK | Mohawk Industries INC | -0.7% | -2.39% | Trim |
| 22 | DORM | Dorman Products INC | -0.9% | -1.01% | Trim |
| 23 | NEU | Newmarket CORP | -1.2% | -2.13% | Trim |
| Period | Filed | Type | EDGAR |
|---|---|---|---|
| 2025-12-31 | 2026-01-05 | 13F-HR | View on EDGAR |
| 2025-09-30 | 2025-10-14 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-07-18 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-04-02 | 13F-HR | View on EDGAR |
| 2024-12-31 | 2025-01-03 | 13F-HR | View on EDGAR |
| 2024-09-30 | 2024-10-07 | 13F-HR | View on EDGAR |
| 2024-06-30 | 2024-08-02 | 13F-HR | View on EDGAR |
| 2024-03-31 | 2024-04-03 | 13F-HR | View on EDGAR |
| 2023-12-31 | 2024-01-09 | 13F-HR | View on EDGAR |
| 2023-09-30 | 2023-10-10 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-07-06 | 13F-HR | View on EDGAR |
| 2023-03-31 | 2023-04-03 | 13F-HR | View on EDGAR |
| 2022-12-31 | 2023-01-03 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-04-11 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-01-05 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-10-04 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-07-07 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-04-05 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-01-06 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-10-10 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-07-01 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-04-01 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-01-07 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-10-11 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-07-03 | Amendment | View on EDGAR |
| 2018-06-30 | 2018-07-02 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-04-09 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-01-05 | 13F-HR | View on EDGAR |
| 2017-09-30 | 2017-10-06 | 13F-HR | View on EDGAR |
| 2017-06-30 | 2017-07-07 | 13F-HR | View on EDGAR |
| 2017-03-31 | 2017-04-17 | 13F-HR | View on EDGAR |
| 2016-12-31 | 2017-01-09 | 13F-HR | View on EDGAR |
| 2016-09-30 | 2016-10-11 | 13F-HR | View on EDGAR |
| 2016-06-30 | 2016-07-14 | 13F-HR | View on EDGAR |
| 2016-03-31 | 2016-04-06 | 13F-HR | View on EDGAR |
| 2015-12-31 | 2016-01-06 | Amendment | View on EDGAR |
| 2015-12-31 | 2016-01-06 | 13F-HR | View on EDGAR |
| 2015-09-30 | 2015-10-07 | 13F-HR | View on EDGAR |
| 2015-06-30 | 2015-08-05 | 13F-HR | View on EDGAR |
| 2015-03-31 | 2015-04-08 | 13F-HR | View on EDGAR |
| 2014-12-31 | 2015-02-05 | 13F-HR | View on EDGAR |
| 2014-09-30 | 2014-10-09 | 13F-HR | View on EDGAR |
| 2014-06-30 | 2014-08-15 | Amendment | View on EDGAR |
| 2014-06-30 | 2014-07-22 | 13F-HR | View on EDGAR |
| 2014-03-31 | 2014-04-18 | 13F-HR | View on EDGAR |
| 2013-12-31 | 2014-01-06 | 13F-HR | View on EDGAR |
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