CIK: 0001094584
Total reported value
$141.4M
Reporting period: 2026-03-31 · Number of holdings: 504
PIN OAK INVESTMENT ADVISORS INC disclosed 504 holdings in its latest 13F filing for the period ending 2026-03-31, with total reported value of $141.4M and a quarterly turnover rate of 13.4%.
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Pin Oak Investment Advisors INC's disclosed holdings carry a Herfindahl concentration index of 0.019 — mathematically equivalent to about 52 equally-sized positions, well below its 504 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 2.96), 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 LDOS
+1320.1% $1.5M
Trim HHH
-0.6% -$1.2M
Trim IWF
-38.2% -$706.0K
Add EOG
-0.8% $654.0K
Trim AAPL
-0.0% -$675.0K
Add XOM
-3.6% $522.0K
Showing top 200 holdings (of 504 total)
| # | Ticker | Issuer | Asset Subclass | Weight | Weight Change | Shares Change | 4Q Trend |
|---|---|---|---|---|---|---|---|
| 1 | KRP | Kimbell Royalty Partners LP | Stock-Other | 5.91% | +0.30% | -0.47% | |
| 2 | AAPL | Apple INC | Stock-Tech | 4.96% | -0.43% | -0.04% | |
| 3 | XOM | Exxon Mobil CORP | Stock-Energy | 4.18% | +0.40% | -3.64% | |
| 4 | EPD | Enterprise Products Partners | Stock-Energy | 3.55% | +0.11% | -4.21% | |
| 5 | ET | Energy Transfer LP | Stock-Energy | 3.23% | +0.17% | -0.97% | |
| 6 | TXO | Txo Partners LP | Stock-Other | 3.21% | +0.21% | +1.46% | |
| 7 | GOOGL | Alphabet Inc-cl A | Stock-Comm Services | 2.95% | -0.35% | -0.44% | |
| 8 | HHH | Howard Hughes Holdings INC | Stock-Real Estate | 2.72% | -0.80% | -0.60% | |
| 9 | HON | Honeywell International INC | Stock-Industrials | 2.40% | -0.12% | -0.07% | |
| 10 | MNR | Mach Natural Resources LP | Stock-Other | 2.38% | +0.29% | -0.60% | |
| 11 | NOG | Northern Oil And Gas INC | Stock-Energy | 2.29% | +0.32% | -0.55% | |
| 12 | EOG | Eog Resources INC | Stock-Energy | 2.23% | +0.47% | -0.80% | |
| 13 | NG | Novagold Resources INC | Stock-Other | 2.07% | — | +5.18% | |
| 14 | CVX | Chevron CORP | Stock-Energy | 1.80% | +0.27% | +1.99% | |
| 15 | BRK-B | Berkshire Hathaway Inc-cl B | Stock-Other | 1.76% | -0.11% | -0.71% | |
| 16 | PLTR | Palantir Technologies Inc-a | Stock-Tech | 1.74% | +0.10% | -1.75% | |
| 17 | GLD | Spdr Gold Shares | ETF-Commodities | 1.73% | -0.07% | +1.15% | |
| 18 | WMT | Walmart INC | Stock-Consumer Staples | 1.42% | -0.08% | -0.46% | |
| 19 | MSFT | Microsoft CORP | Stock-Tech | 1.35% | +0.13% | +18.98% | |
| 20 | GOOG | Alphabet Inc-cl C | Stock-Comm Services | 1.34% | -0.16% | -0.54% | |
| 21 | SPY | Ss Spdr S&p 500 ETF Trust-us | ETF-Large Cap & Growth | 1.28% | -0.35% | -17.66% | |
| 22 | GS | Goldman Sachs Group INC | Stock-Financials | 1.23% | -0.11% | — | |
| 23 | JNJ | Johnson & Johnson | Stock-Healthcare | 1.22% | — | -0.63% | |
| 24 | PAGP | Plains Gp Holdings Lp-cl A | Stock-Energy | 1.18% | +0.14% | -1.54% | |
| 25 | LDOS | Leidos Holdings INC | Stock-Tech | 1.12% | +1.02% | +1320.14% | |
| 26 | NVDA | Nvidia CORP | Stock-Tech | 1.09% | — | +1.48% | |
| 27 | TSM | Taiwan Semiconductor-sp Adr | Stock-Tech | 1.09% | -0.09% | -6.30% | |
| 28 | AEM | Agnico Eagle Mines LTD | Stock-Materials | 1.04% | +0.21% | +20.77% | |
| 29 | TXN | Texas Instruments INC | Stock-Tech | 0.86% | -0.13% | -0.55% | |
| 30 | BAC | Bank Of America CORP | Stock-Financials | 0.85% | -0.13% | — | |
| 31 | SHEL | Shell Plc-adr | Stock-Energy | 0.83% | +0.15% | -1.44% | |
| 32 | HAL | Halliburton Co | Stock-Energy | 0.68% | +0.07% | — | |
| 33 | IWF | Ishares Russell 1000 Growth | ETF-Other | 0.68% | -0.49% | -38.23% | |
| 34 | AMZN | Amazon.com INC | Stock-Consumer Disc | 0.65% | — | -5.14% | |
| 35 | MANH | Manhattan Associates INC | Stock-Tech | 0.65% | -0.06% | -0.84% | |
| 36 | WFC | Wells Fargo & Co | Stock-Financials | 0.64% | -0.11% | -0.13% | |
| 37 | HIO | Western Asset Hi INC Opport | Stock-Other | 0.60% | — | -0.53% | |
| 38 | JPM | Jpmorgan Chase & Co | Stock-Financials | 0.59% | -0.10% | -7.41% | |
| 39 | STXF | Strive 500 ETF | ETF-Other | 0.57% | -0.13% | -14.73% | |
| 40 | ADI | Analog Devices INC | Stock-Tech | 0.57% | — | — | |
| 41 | BX | Blackstone INC | Stock-Financials | 0.53% | — | +6.29% | |
| 42 | ✓ | Smith Intl Inc | Stock-Other | 0.53% | +0.53% | NEW | |
| 43 | KMI | Kinder Morgan INC | Stock-Energy | 0.51% | +0.21% | +56.37% | |
| 44 | BRK-A | Berkshire Hathaway Inc-cl A | Stock-Other | 0.51% | — | — | |
| 45 | QQQ | Invesco Qqq Trust Series 1 | ETF-Tech | 0.50% | -0.10% | -12.20% | |
| 46 | PFE | Pfizer INC | Stock-Healthcare | 0.48% | — | -1.25% | |
| 47 | COP | Conocophillips | Stock-Energy | 0.47% | +0.09% | — | |
| 48 | INTC | Intel CORP | Stock-Tech | 0.43% | -0.06% | — | |
| 49 | ABBV | Abbvie INC | Stock-Healthcare | 0.43% | — | — | |
| 50 | PAA | Plains All Amer Pipeline LP | Stock-Energy | 0.42% | — | -3.65% |
Performance for Q3 2026
+0.2%
Performance Last 4 Quarters
+21.6%
Based on 74% of reported portfolio value with available pricing
| Period | Holdings | Total value | Stability | Top holdings |
|---|---|---|---|---|
| 2026-03-31 | 504 | $141.4M | 13 | |
| 2025-12-31 | 501 | $142.6M | 17 | |
| 2025-09-30 | 498 | $140.1M | 38 | |
| 2025-06-30 | 508 | $118.2M | 0 | |
| 2025-03-31 | 455 | $131.2M | 100 | |
| 2024-12-31 | 476 | $110.0M | 0 | |
| 2024-09-30 | 493 | $110.0M | 0 | |
| 2024-06-30 | 477 | $104.6M | 0 | |
| 2024-03-31 | 454 | $104.1M | 0 | |
| 2023-12-31 | 463 | $98.7M | 0 | |
| 2023-09-30 | 472 | $88.8M | 0 | |
| 2023-06-30 | 469 | $90.2M | 0 | |
| 2023-03-31 | 440 | $80.8M | 0 | |
| 2022-12-31 | 427 | $81.1M | 0 | |
| 2022-09-30 | 398 | $79.7M | 0 | |
| 2022-06-30 | 418 | $81.8M | 0 | |
| 2022-03-31 | 420 | $93.6M | 0 | |
| 2021-12-31 | 428 | $98.8M | 0 | |
| 2021-09-30 | 401 | $90.6M | 0 | |
| 2021-06-30 | 400 | $98.3M | 100 | |
| 2021-03-31 | 411 | $117.6M | 24 | |
| 2020-12-31 | 424 | $121.5M | 24 | |
| 2020-09-30 | 394 | $103.8M | 22 | |
| 2020-06-30 | 379 | $107.7M | 36 | |
| 2020-03-31 | 398 | $95.5M | 53 | |
| 2019-12-31 | 391 | $124.4M | 21 | |
| 2019-09-30 | 415 | $121.9M | 31 | |
| 2019-06-30 | 466 | $128.4M | 19 | |
| 2019-03-31 | 428 | $124.9M | 22 | |
| 2018-12-31 | 424 | $112.9M | 35 | |
| 2018-09-30 | 414 | $133.1M | 21 | |
| 2018-06-30 | 434 | $136.2M | 21 | |
| 2018-03-31 | 423 | $123.4M | 22 | |
| 2017-12-31 | 427 | $130.3M | 0 |
Pin Oak Investment Advisors INC's most significant position changes for 2026-03-31: New buy: Smith Intl Inc; New buy: Cheniere Energy INC (LNG); Add: Leidos Holdings INC (LDOS) — shares +1320.14%; Trim: Howard Hughes Holdings INC (HHH) — shares -0.60%; Trim: Ishares Russell 1000 Growth (IWF) — shares -38.23%.
| # | Ticker | Issuer | Weight Change | Shares Change | Action |
|---|---|---|---|---|---|
| 1 | LDOS | Leidos Holdings INC | +1% | +1320.14% | Add |
| 2 | EOG | Eog Resources INC | +0.5% | -0.80% | Trim |
| 3 | XOM | Exxon Mobil CORP | +0.4% | -3.64% | Trim |
| 4 | NOG | Northern Oil And Gas INC | +0.3% | -0.55% | Trim |
| 5 | KRP | Kimbell Royalty Partners LP | +0.3% | -0.47% | Trim |
| 6 | MNR | Mach Natural Resources LP | +0.3% | -0.60% | Trim |
| 7 | CVX | Chevron CORP | +0.3% | +1.99% | Add |
| 8 | KMI | Kinder Morgan INC | +0.2% | +56.37% | Add |
| 9 | WMB | Williams Cos INC | +0.2% | +898.88% | Add |
| 10 | AEM | Agnico Eagle Mines LTD | +0.2% | +20.77% | Add |
| 11 | TXO | Txo Partners LP | +0.2% | +1.46% | Add |
| 12 | ET | Energy Transfer LP | +0.2% | -0.97% | Trim |
| 13 | SHEL | Shell Plc-adr | +0.2% | -1.44% | Trim |
| 14 | PAGP | Plains Gp Holdings Lp-cl A | +0.1% | -1.54% | Trim |
| 15 | MSFT | Microsoft CORP | +0.1% | +18.98% | Add |
| 16 | EPD | Enterprise Products Partners | +0.1% | -4.21% | Trim |
| 17 | PLTR | Palantir Technologies Inc-a | +0.1% | -1.75% | Trim |
| 18 | COP | Conocophillips | +0.1% | — | Unchanged |
| 19 | HAL | Halliburton Co | +0.1% | — | Unchanged |
| 20 | AR | Antero Resources CORP | +0.1% | — | Unchanged |
| 21 | OXY | Occidental Petroleum CORP | +0.1% | — | Unchanged |
| 22 | MSTR | Strategy INC | -0.1% | -54.53% | Trim |
| 23 | MANH | Manhattan Associates INC | -0.1% | -0.84% | Trim |
| 24 | INTC | Intel CORP | -0.1% | — | Unchanged |
| 25 | GLD | Spdr Gold Shares | -0.1% | +1.15% | Add |
| 26 | LOW | Lowe's Cos INC | -0.1% | -1.39% | Trim |
| 27 | HOOD | Robinhood Markets INC - A | -0.1% | -2.35% | Trim |
| 28 | TRV | Travelers Cos Inc/the | -0.1% | -20.06% | Trim |
| 29 | WMT | Walmart INC | -0.1% | -0.46% | Trim |
| 30 | TSM | Taiwan Semiconductor-sp Adr | -0.1% | -6.30% | Trim |
| 31 | JPM | Jpmorgan Chase & Co | -0.1% | -7.41% | Trim |
| 32 | QQQ | Invesco Qqq Trust Series 1 | -0.1% | -12.20% | Trim |
| 33 | GS | Goldman Sachs Group INC | -0.1% | — | Unchanged |
| 34 | WFC | Wells Fargo & Co | -0.1% | -0.13% | Trim |
| 35 | BRK-B | Berkshire Hathaway Inc-cl B | -0.1% | -0.71% | Trim |
| 36 | VTI | Vanguard Total Stock Mkt ETF | -0.1% | -57.57% | Trim |
| 37 | HON | Honeywell International INC | -0.1% | -0.07% | Trim |
| 38 | STXF | Strive 500 ETF | -0.1% | -14.73% | Trim |
| 39 | BAC | Bank Of America CORP | -0.1% | — | Unchanged |
| 40 | TXN | Texas Instruments INC | -0.1% | -0.55% | Trim |
| 41 | CPT | Camden Property Trust | -0.1% | -53.48% | Trim |
| 42 | GOOG | Alphabet Inc-cl C | -0.2% | -0.54% | Trim |
| 43 | GT | Goodyear Tire & Rubber Co | -0.2% | -0.80% | Trim |
| 44 | GOOGL | Alphabet Inc-cl A | -0.4% | -0.44% | Trim |
| 45 | SPY | Ss Spdr S&p 500 ETF Trust-us | -0.4% | -17.66% | Trim |
| 46 | AAPL | Apple INC | -0.4% | -0.04% | Trim |
| 47 | IWF | Ishares Russell 1000 Growth | -0.5% | -38.23% | Trim |
| 48 | HHH | Howard Hughes Holdings INC | -0.8% | -0.60% | Trim |
| 49 | ✓ | Smith Intl Inc | — | NEW | New buy |
| 50 | LNG | Cheniere Energy INC | — | NEW | New buy |
| 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 | 2025-11-17 | 13F-HR | View on EDGAR |
| 2025-06-30 | 2025-08-11 | 13F-HR | View on EDGAR |
| 2025-03-31 | 2025-05-07 | 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 | 2024-08-14 | 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 | 2023-11-15 | 13F-HR | View on EDGAR |
| 2023-06-30 | 2023-08-15 | 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 | 2022-08-12 | 13F-HR | View on EDGAR |
| 2022-03-31 | 2022-05-13 | 13F-HR | View on EDGAR |
| 2021-12-31 | 2022-02-14 | 13F-HR | View on EDGAR |
| 2021-09-30 | 2021-11-15 | 13F-HR | View on EDGAR |
| 2021-06-30 | 2021-08-16 | 13F-HR | View on EDGAR |
| 2021-03-31 | 2021-05-12 | 13F-HR | View on EDGAR |
| 2020-12-31 | 2021-02-19 | Amendment | View on EDGAR |
| 2020-12-31 | 2021-02-16 | 13F-HR | View on EDGAR |
| 2020-09-30 | 2020-11-17 | Amendment | View on EDGAR |
| 2020-09-30 | 2020-11-16 | 13F-HR | View on EDGAR |
| 2020-06-30 | 2020-08-14 | 13F-HR | View on EDGAR |
| 2020-03-31 | 2020-05-18 | 13F-HR | View on EDGAR |
| 2019-12-31 | 2020-02-11 | 13F-HR | View on EDGAR |
| 2019-09-30 | 2019-11-15 | 13F-HR | View on EDGAR |
| 2019-06-30 | 2019-08-14 | 13F-HR | View on EDGAR |
| 2019-03-31 | 2019-05-14 | 13F-HR | View on EDGAR |
| 2018-12-31 | 2019-02-26 | 13F-HR | View on EDGAR |
| 2018-09-30 | 2018-11-14 | 13F-HR | View on EDGAR |
| 2018-06-30 | 2018-08-15 | 13F-HR | View on EDGAR |
| 2018-03-31 | 2018-05-14 | 13F-HR | View on EDGAR |
| 2017-12-31 | 2018-02-20 | 13F-HR | View on EDGAR |
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