SeaBridge Investment Advisors LLC
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed October 22, 2025), SeaBridge Investment Advisors LLC reported 203 stock positions worth $616.2 million. Its top holding was iShares 7-10 Year Treasury B (IEF) at 3.9% of the portfolio, followed by Vanguard Mortgage-Backed Sec (VMBS, 3.6%) and Apple (AAPL, 3.4%). Compared with Q2 2025, it opened 19 new positions, sold out of 12, added to 75 and reduced 64. The biggest buy was iShares 7-10 Year Treasury B (IEF, shares +1093%) and the biggest sale an exit from iShares US Treasury Bond ETF (GOVT).
- Most Recent 13F
- Q2 2026
- Location
- SUMMIT, NJ
- CIK
- 0001304229
- Portfolio Value
- $616.2M (Q3 2025)
- SEC Filing
- 0001304229-25-000009 ↗ filed Oct 22, 2025
Holdings Value
Holdings 203 stocks · $616.2M
| IEF iShares 7-10 Year Treasury B | 3.87% | 247,025 | $23.8M | Add +1093.1% |
| VMBS Vanguard Mortgage-Backed Sec | 3.63% | 475,743 | $22.3M | Add +50.5% |
| AAPL Apple Inc. | 3.39% | 82,080 | $20.9M | Add +1.4% |
| TSM Taiwan Semiconductor-SP ADR | 3.34% | 73,665 | $20.6M | Add +0.9% |
| MSFT Microsoft Corp. | 3.28% | 39,022 | $20.2M | Add +1.9% |
| JMBS Janus Henderson Mortg Backed | 3.20% | 431,553 | $19.7M | Add +34.6% |
| PFF iShares Preferred & Income S | 3.09% | 601,986 | $19.0M | Add +36.6% |
| GOOGL Alphabet Inc. Class A | 2.31% | 58,641 | $14.3M | Add +7.1% |
| META Meta Platforms Inc. Class A | 2.26% | 18,956 | $13.9M | Add +11.8% |
| RSP Invesco S&P 500 Equal Weight | 2.20% | 71,372 | $13.5M | Add +67.1% |
| JAAA Janus Henderson Aaa Clo ETF | 1.93% | 233,830 | $11.9M | Add +17.4% |
| SPOT Spotify Technology SA | 1.84% | 16,278 | $11.4M | Add +0.6% |
| ORCL Oracle Corp. | 1.83% | 40,119 | $11.3M | Add +0.5% |
| BRK.B Berkshire Hathaway Inc. Class B | 1.79% | 21,991 | $11.1M | Reduce -0.1% |
| SPTS SS SPDR P St Term TSY ETF | 1.77% | 372,148 | $10.9M | Reduce -18.5% |
| AVGO Broadcom Inc. | 1.53% | 28,591 | $9.4M | Add +3.3% |
| JPM JPMorgan Chase & Co. | 1.50% | 29,288 | $9.2M | Add +1.4% |
| GOOG Alphabet Inc. Class C | 1.43% | 36,190 | $8.8M | Reduce -0.3% |
| AMZN Amazon.com Inc. | 1.36% | 38,214 | $8.4M | Add +7.2% |
| DFUS Dimensional US Eq MKT ETF | 1.30% | 110,777 | $8.0M | Reduce -1.1% |
| IGSB iShares 1-5Y Inv Grade Corp. | 1.27% | 148,158 | $7.9M | New |
| SPIP SS SPDR P Tips ETF | 1.26% | 295,385 | $7.8M | Add +82.8% |
| EBND State Street SPDR Bloomberg | 1.26% | 363,335 | $7.8M | New |
| WPM Wheaton Precious Metals Corp. | 1.22% | 67,112 | $7.5M | Add +4.5% |
| IVW iShares S&P 500 Growth ETF | 1.16% | 59,127 | $7.1M | Add +95.8% |
| NFLX Netflix Inc. | 1.13% | 5,787 | $6.9M | Add +4.6% |
| TMUS T-Mobile US Inc. | 1.08% | 27,806 | $6.7M | Add +0.4% |
| IEV iShares Europe ETF | 0.99% | 93,564 | $6.1M | Add +92.9% |
| STX Seagate Technology Holdings | 0.99% | 25,845 | $6.1M | Reduce -9.2% |
| ICE Intercontinental Exchange Inc. | 0.95% | 34,748 | $5.9M | Add +10.5% |
| BABA Alibaba Group Holding-SP ADR | 0.94% | 32,567 | $5.8M | Add +7.0% |
| AMGN Amgen Inc. | 0.92% | 20,008 | $5.6M | Add +4.2% |
| RING iShares MSCI Global Gold Min | 0.90% | 86,025 | $5.6M | New |
| FERG Ferguson Enterprises Inc. | 0.87% | 23,883 | $5.4M | Add +24.3% |
| ASML ASML Holding NV-NY Reg SHS | 0.87% | 5,507 | $5.3M | Add +8.0% |
| HD Home Depot Inc. | 0.86% | 13,049 | $5.3M | Reduce -0.2% |
| TMO Thermo Fisher Scientific Inc. | 0.84% | 10,701 | $5.2M | Reduce -1.1% |
| NVDA Nvidia Corp. | 0.77% | 25,537 | $4.8M | Add +0.4% |
| IVV iShares Core S&P 500 ETF | 0.76% | 6,976 | $4.7M | Reduce -5.9% |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.72% | 6,655 | $4.4M | No change |
| BAC Bank of America Corp. filed as BANK AMERICA CORP | 0.71% | 84,946 | $4.4M | Add +4.8% |
| RTX RTX Corp. | 0.70% | 25,941 | $4.3M | Add +5.0% |
| PWR Quanta Services Inc. | 0.69% | 10,200 | $4.2M | Add +2.3% |
| BKNG Booking Holdings Inc. | 0.65% | 745 | $4.0M | Add +2.5% |
| TEL Te Connectivity PLC | 0.65% | 18,217 | $4.0M | Add +118.0% |
| WMT Walmart Inc. | 0.65% | 38,759 | $4.0M | Reduce -19.3% |
| LOW Lowe's Cos Inc. | 0.65% | 15,817 | $4.0M | Add +22.7% |
| MA Mastercard Inc. Class A | 0.63% | 6,854 | $3.9M | Add +6.0% |
| WCC Wesco International Inc. | 0.62% | 18,109 | $3.8M | Add +7.2% |
| DE Deere & Co. | 0.61% | 8,185 | $3.7M | Add +4.5% |
| AMD Advanced Micro Devices | 0.60% | 22,727 | $3.7M | Add +602.8% |
| KWEB Kranesh Csi China Internet | 0.59% | 87,127 | $3.7M | Add +14.9% |
| FXI iShares China Large-Cap ETF | 0.59% | 88,484 | $3.6M | Reduce -11.9% |
| NTRA Natera Inc. | 0.59% | 22,400 | $3.6M | Add +0.1% |
| GDXJ Vaneck Junior Gold Miners | 0.58% | 35,980 | $3.6M | Add +6.3% |
| PAI Western Asset Investment Gra | 0.57% | 275,204 | $3.5M | Reduce -7.1% |
| IJH iShares Core S&P Midcap ETF | 0.57% | 53,549 | $3.5M | Add +22.5% |
| TSI TCW Strategic Income Fund | 0.56% | 697,752 | $3.4M | Reduce -13.3% |
| NVR NVR Inc. | 0.55% | 418 | $3.4M | Add +49.3% |
| EQT Eqt Corp. | 0.54% | 61,548 | $3.4M | Add +4.9% |
| RPM RPM International Inc. | 0.53% | 27,648 | $3.3M | Add +1.9% |
| BUD Anheuser-Busch Inbev-SPN ADR | 0.53% | 54,540 | $3.3M | Add +7.3% |
| FWONK Liberty Media Corp. Class C | 0.48% | 28,330 | $3.0M | Add +7.6% |
| VOO Vanguard S&P 500 ETF | 0.48% | 4,830 | $3.0M | Reduce -27.3% |
| SYK Stryker Corp. | 0.47% | 7,810 | $2.9M | Add +4.8% |
| WRB WR Berkley Corp. filed as BERKLEY W R CORP | 0.44% | 35,402 | $2.7M | Add +8.9% |
| VTI VG Morningstar TS MKT ETF-US | 0.44% | 8,239 | $2.7M | Reduce -31.4% |
| ITT Itt Inc. | 0.44% | 15,092 | $2.7M | Reduce -4.4% |
| IVE iShares S&P 500 Value ETF | 0.43% | 12,701 | $2.6M | Add +92.4% |
| ICLR Icon PLC | 0.42% | 14,795 | $2.6M | New |
| AM Antero Midstream Corp. | 0.41% | 131,211 | $2.6M | Reduce -2.0% |
| CNX CNX Resources Corp. | 0.38% | 73,671 | $2.4M | Reduce -24.1% |
| AR Antero Resources Corp. | 0.38% | 69,608 | $2.3M | Add +7.5% |
| COST Costco Wholesale Corp. | 0.37% | 2,460 | $2.3M | No change |
| MTD Mettler-Toledo International | 0.36% | 1,807 | $2.2M | Add +50.0% |
| HUBB Hubbell Inc. | 0.35% | 5,027 | $2.2M | Reduce -3.7% |
| SSD Simpson Manufacturing Co. Inc. | 0.34% | 12,665 | $2.1M | Reduce -4.7% |
| NVT Nvent Electric PLC | 0.34% | 20,995 | $2.1M | No change |
| XLK SS Technology Select Sector | 0.33% | 7,247 | $2.0M | Reduce -27.6% |
| ACGL Arch Capital Group Ltd. | 0.32% | 22,039 | $2.0M | Add +0.9% |
| QQQ Invesco QQQ Trust Series 1 | 0.31% | 3,178 | $1.9M | Reduce -26.9% |
| EMXC iShares MSCI Emr MRK Ex Chna | 0.30% | 27,071 | $1.8M | Add +94.8% |
| ADP Automatic Data Processing | 0.29% | 6,026 | $1.8M | No change |
| IJR iShares Core S&P Small-Cap E | 0.28% | 14,491 | $1.7M | Reduce -3.1% |
| RF Regions Financial Corp. | 0.27% | 62,769 | $1.7M | Reduce -6.8% |
| SHY iShares 1-3 Year Treasury Bo | 0.27% | 19,931 | $1.7M | Reduce -12.8% |
| GPN Global Payments Inc. | 0.26% | 19,158 | $1.6M | No change |
| CF CF Industries Holdings Inc. filed as CF INDS HLDGS INC | 0.26% | 17,711 | $1.6M | Reduce -6.2% |
| WFC Wells Fargo & Co. | 0.25% | 18,185 | $1.5M | Reduce -19.7% |
| DFAC Dimensional US Core Equity 2 | 0.24% | 38,035 | $1.5M | Add +0.2% |
| URI United Rentals Inc. | 0.22% | 1,443 | $1.4M | Add +0.1% |
| AIG American International Group | 0.22% | 17,400 | $1.4M | Reduce -6.5% |
| IEFA iShares Core MSCI Eafe ETF | 0.22% | 15,501 | $1.4M | No change |
| IWR iShares Russell Mid-Cap ETF | 0.22% | 14,001 | $1.4M | No change |
| TXN Texas Instruments Inc. | 0.22% | 7,236 | $1.3M | Reduce -9.2% |
| IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS | 0.20% | 4,357 | $1.2M | Add +0.0% |
| ALL Allstate Corp. | 0.19% | 5,462 | $1.2M | No change |
| LEN Lennar Corp. Class A | 0.19% | 9,222 | $1.2M | New |
| EPD Enterprise Products Partners | 0.18% | 35,606 | $1.1M | No change |
| BE Bloom Energy Corp. Class A | 0.17% | 12,694 | $1.1M | No change |
Portfolio Sells Q2 2025 → Q3 2025
| GOVT iShares US Treasury Bond ETF | Sold out | 0.00% | −4.32 |
| VRP Invesco Variable Rate Prefer | Sold out | 0.00% | −1.18 |
| CRM Salesforce Inc. | Sold out | 0.00% | −1.07 |
| BILS SS Spdrb B 3-12M T-Bill ETF | Sold out | 0.00% | −0.92 |
| TOTL SS Doubleline TR Tact ETF | Sold out | 0.00% | −0.76 |
| DMBS Doubleline Mortgage ETF | Sold out | 0.00% | −0.73 |
| QLTA iShares Aaa - A Rated Corpor | Sold out | 0.00% | −0.72 |
| SPTS SS SPDR P St Term TSY ETF | Reduce -18.5% | 1.77% | −0.72 |
| PBR Petroleo Brasileiro-Spon ADR | Reduce -89.3% | 0.03% | −0.24 |
| VTI VG Morningstar TS MKT ETF-US | Reduce -31.4% | 0.44% | −0.24 |
| WMT Walmart Inc. | Reduce -19.3% | 0.65% | −0.23 |
| CNX CNX Resources Corp. | Reduce -24.1% | 0.38% | −0.22 |
| VOO Vanguard S&P 500 ETF | Reduce -27.3% | 0.48% | −0.22 |
| BRK.B Berkshire Hathaway Inc. Class B | Reduce -0.1% | 1.79% | −0.19 |
| TSI TCW Strategic Income Fund | Reduce -13.3% | 0.56% | −0.17 |
| PAI Western Asset Investment Gra | Reduce -7.1% | 0.57% | −0.14 |
| XLK SS Technology Select Sector | Reduce -27.6% | 0.33% | −0.14 |
| QQQ Invesco QQQ Trust Series 1 | Reduce -26.9% | 0.31% | −0.14 |
| IVV iShares Core S&P 500 ETF | Reduce -5.9% | 0.76% | −0.10 |
| FXI iShares China Large-Cap ETF | Reduce -11.9% | 0.59% | −0.10 |
| DFUS Dimensional US Eq MKT ETF | Reduce -1.1% | 1.30% | −0.09 |
| JD Jd.com Inc.-ADR | Sold out | 0.00% | −0.09 |
| TXN Texas Instruments Inc. | Reduce -9.2% | 0.22% | −0.09 |
| WFC Wells Fargo & Co. | Reduce -19.7% | 0.25% | −0.09 |
| XLV SS Health Care Select Sector | Reduce -33.4% | 0.13% | −0.09 |
| SHY iShares 1-3 Year Treasury Bo | Reduce -12.8% | 0.27% | −0.08 |
| ACWI iShares MSCI Acwi ETF | Reduce -39.1% | 0.10% | −0.08 |
| AIG American International Group | Reduce -6.5% | 0.22% | −0.07 |
| SCHG Schwab US Large-Cap Growth | Reduce -62.0% | 0.04% | −0.07 |
| CF CF Industries Holdings Inc. | Reduce -6.2% | 0.26% | −0.07 |
| FLUT Flutter Entertainment PLC-Di | Reduce -7.6% | 0.16% | −0.07 |
| ITA iShares U.S. Aerospace & Def | Reduce -25.0% | 0.16% | −0.06 |
| SCHM Schwab US Mid Cap ETF | Reduce -50.4% | 0.05% | −0.06 |
| AM Antero Midstream Corp. | Reduce -2.0% | 0.41% | −0.06 |
| VGSH Vanguard Short-Term Treasury | Reduce -14.0% | 0.16% | −0.05 |
| MEC Mayville Engineering Co. Inc. | Sold out | 0.00% | −0.05 |
| AMT American Tower Corp. | Reduce -9.0% | 0.11% | −0.05 |
| HUBB Hubbell Inc. | Reduce -3.7% | 0.35% | −0.05 |
| XLU St Sr Utl SL SE SPDR ETF-Usd | Sold out | 0.00% | −0.04 |
| SYY Sysco Corp. | Reduce -54.0% | 0.03% | −0.04 |
| NOW ServiceNow Inc. | Sold out | 0.00% | −0.04 |
| KMB Kimberly-Clark Corp. | Reduce -16.7% | 0.09% | −0.04 |
| SSD Simpson Manufacturing Co. Inc. | Reduce -4.7% | 0.34% | −0.04 |
| BSV Vanguard Short-Term Bond ETF | Reduce -29.8% | 0.06% | −0.04 |
| SMH Vaneck Semiconductor ETF | Reduce -25.8% | 0.12% | −0.04 |
| HD Home Depot Inc. | Reduce -0.2% | 0.86% | −0.03 |
| ITB iShares U.S. Home Constructi | Reduce -34.4% | 0.06% | −0.03 |
| IBB iShares Biotechnology ETF | Reduce -32.4% | 0.06% | −0.03 |
| XOM Exxon Mobil Corp. | Reduce -11.6% | 0.12% | −0.03 |
| RF Regions Financial Corp. | Reduce -6.8% | 0.27% | −0.03 |
Portfolio Buys Q2 2025 → Q3 2025
| IEF iShares 7-10 Year Treasury B | Add +1093.1% | 3.87% | +3.50 |
| IGSB iShares 1-5Y Inv Grade Corp. | New | 1.27% | +1.27 |
| EBND State Street SPDR Bloomberg | New | 1.26% | +1.26 |
| RING iShares MSCI Global Gold Min | New | 0.90% | +0.90 |
| VMBS Vanguard Mortgage-Backed Sec | Add +50.5% | 3.63% | +0.90 |
| RSP Invesco S&P 500 Equal Weight | Add +67.1% | 2.20% | +0.75 |
| PFF iShares Preferred & Income S | Add +36.6% | 3.09% | +0.57 |
| IVW iShares S&P 500 Growth ETF | Add +95.8% | 1.16% | +0.54 |
| GOOGL Alphabet Inc. Class A | Add +7.1% | 2.31% | +0.52 |
| JMBS Janus Henderson Mortg Backed | Add +34.6% | 3.20% | +0.51 |
| AMD Advanced Micro Devices | Add +602.8% | 0.60% | +0.51 |
| SPIP SS SPDR P Tips ETF | Add +82.8% | 1.26% | +0.48 |
| IEV iShares Europe ETF | Add +92.9% | 0.99% | +0.42 |
| ICLR Icon PLC | New | 0.42% | +0.42 |
| TEL Te Connectivity PLC | Add +118.0% | 0.65% | +0.39 |
| AAPL Apple Inc. | Add +1.4% | 3.39% | +0.30 |
| BABA Alibaba Group Holding-SP ADR | Add +7.0% | 0.94% | +0.30 |
| TSM Taiwan Semiconductor-SP ADR | Add +0.9% | 3.34% | +0.26 |
| ORCL Oracle Corp. | Add +0.5% | 1.83% | +0.21 |
| LEN Lennar Corp. Class A | New | 0.19% | +0.19 |
| IVE iShares S&P 500 Value ETF | Add +92.4% | 0.43% | +0.19 |
| NVR NVR Inc. | Add +49.3% | 0.55% | +0.16 |
| GDXJ Vaneck Junior Gold Miners | Add +6.3% | 0.58% | +0.15 |
| WPM Wheaton Precious Metals Corp. | Add +4.5% | 1.22% | +0.15 |
| EMXC iShares MSCI Emr MRK Ex Chna | Add +94.8% | 0.30% | +0.13 |
| SNPS Synopsys Inc. | New | 0.12% | +0.12 |
| LOW Lowe's Cos Inc. | Add +22.7% | 0.65% | +0.11 |
| INTC Intel Corp. | New | 0.11% | +0.11 |
| AVGO Broadcom Inc. | Add +3.3% | 1.53% | +0.11 |
| KWEB Kranesh Csi China Internet | Add +14.9% | 0.59% | +0.11 |
| SNDK Sandisk Corp. | New | 0.11% | +0.11 |
| ASML ASML Holding NV-NY Reg SHS | Add +8.0% | 0.87% | +0.11 |
| MTD Mettler-Toledo International | Add +50.0% | 0.36% | +0.10 |
| FERG Ferguson Enterprises Inc. | Add +24.3% | 0.87% | +0.09 |
| EWJ iShares MSCI Japan ETF | Add +88.5% | 0.17% | +0.07 |
| ALAB Astera Labs Inc. | New | 0.07% | +0.07 |
| IJH iShares Core S&P Midcap ETF | Add +22.5% | 0.57% | +0.06 |
| GDX Vaneck Gold Miners ETF | Add +22.6% | 0.17% | +0.06 |
| NRG NRG Energy Inc. | Add +100.9% | 0.13% | +0.06 |
| ILF iShares Latin America 40 ETF | Add +91.5% | 0.12% | +0.06 |
| JAAA Janus Henderson Aaa Clo ETF | Add +17.4% | 1.93% | +0.05 |
| NEE Nextera Energy Inc. | New | 0.04% | +0.04 |
| OR Or Royalties Inc. | Add +14.1% | 0.12% | +0.04 |
| WCC Wesco International Inc. | Add +7.2% | 0.62% | +0.04 |
| LRCX Lam Research Corp. | New | 0.04% | +0.04 |
| MHK Mohawk Industries Inc. | New | 0.04% | +0.04 |
| AEM Agnico Eagle Mines Ltd. | Add +61.7% | 0.07% | +0.04 |
| PLTR Palantir Technologies Inc. Class A | New | 0.04% | +0.04 |
| HIMS Hims & Hers Health Inc. | New | 0.04% | +0.04 |
| HPQ HP Inc. | New | 0.04% | +0.04 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 188 | $691.6M | TSM, AAPL, VMBS, MU, GOOGL |
| Q1 2026 | 188 | $591.1M | AAPL, TSM, VMBS, IEF, JMBS |
| Q4 2025 | 196 | $605.7M | AAPL, TSM, VMBS, IEF, JMBS |
| Q3 2025 | 203 | $616.2M | IEF, VMBS, AAPL, TSM, MSFT |
| Q2 2025 | 196 | $537.9M | GOVT, MSFT, AAPL, TSM, VMBS |
| Q1 2025 | 197 | $463.0M | GOVT, AAPL, MSFT, SPTS, VMBS |
| Q4 2024 | 202 | $478.1M | SCHR, AAPL, MSFT, TSM, GOVT |
| Q3 2024 | 150 | $408.7M | AAPL, SCHR, MSFT, GOVT, TSM |
| Q2 2024 | 149 | $385.6M | MSFT, AAPL, TSM, GOVT, GOOGL |
| Q1 2024 | 144 | $379.3M | MSFT, GOVT, AAPL, TSM, GOOGL |