Tortoise Investment Management, LLC

In its 13F for Q3 2024 (holdings as of September 30, 2024, filed August 7, 2025), Tortoise Investment Management, LLC reported 866 stock positions worth $957.1 million. Its top holding was iShares Core S&P 500 ETF (IVV) at 9.2% of the portfolio, followed by iShares 0-5 Year Tips Bond E (STIP, 4.9%) and iShares 0-3 Month Treasury B (SGOV, 3.2%). Compared with Q2 2024, it opened 36 new positions, sold out of 43, added to 249 and reduced 169. The biggest buy was Simplify MBS ETF (MTBA, shares +12265%) and the biggest sale iShares MBS ETF (MBB, shares −37%).

Most Recent 13F
Q2 2026
Location
WHITE PLAINS, NY
CIK
0001599511
Portfolio Value
$957.1M (Q3 2024)
SEC Filing
0001599511-25-000012 ↗ filed Aug 7, 2025

Holdings Value

0$500.0M$1.0B$1.5B Q1 2024: $823.7M Q1 2024 Q2 2024: $876.8M Q2 2024 Q3 2024: $957.1M $957.1M Q3 2024 Q4 2024: $947.2M Q4 2024 Q1 2025: $960.2M Q1 2025 Q2 2025: $1.0B Q2 2025 Q3 2025: $1.1B Q3 2025 Q4 2025: $1.1B Q4 2025 Q1 2026: $1.2B Q1 2026 Q2 2026: $1.3B Q2 2026

Holdings 866 stocks · $957.1M

IVV iShares Core S&P 500 ETF 9.18% 152,283 $87.8M Reduce -0.4%
STIP iShares 0-5 Year Tips Bond E 4.95% 467,494 $47.4M Add +3.8%
SGOV iShares 0-3 Month Treasury B 3.20% 304,495 $30.7M Reduce -4.5%
AVUS Avantis U.S. Equity ETF 2.81% 282,577 $26.9M Add +9.4%
VGLT Vanguard Long-Term Treasury 2.75% 428,134 $26.3M Add +17.1%
IEMG iShares Core MSCI Emerging 2.04% 340,594 $19.6M Reduce -1.7%
ITOT iShares Core S&P Total U.S. 1.91% 145,860 $18.3M Reduce -2.8%
NUV Nuveen Municipal Value 1.86% 1,975,111 $17.8M Reduce -1.2%
CMBS iShares CMBS ETF 1.74% 340,722 $16.7M Reduce -0.3%
AAPL Apple Inc. 1.68% 69,056 $16.1M Add +1.2%
IWB iShares Russell 1000 ETF 1.65% 50,356 $15.8M Reduce -0.1%
SPY SS SPDR S&P 500 ETF Trust-US 1.64% 27,409 $15.7M Reduce -0.6%
DFAU Dimensional US Core Equity M 1.62% 389,613 $15.5M Add +1.2%
SCHX Schwab US Large-Cap ETF 1.56% 219,722 $14.9M Reduce -0.6%
DMBS Doubleline Mortgage ETF 1.54% 291,685 $14.7M Add +0.9%
NUW Nuveen Amt-Free Muni Val 1.52% 1,023,035 $14.5M Reduce -3.3%
IEFA iShares Core MSCI Eafe ETF 1.45% 177,749 $13.9M Reduce -8.8%
MTBA Simplify MBS ETF 1.42% 263,994 $13.6M Add +12265.1%
IUSV iShares Core S&P U.S. Value 1.40% 140,723 $13.4M Reduce -1.0%
BTT BlackRock 2030 Muni TRGT TRM 1.40% 618,327 $13.4M Add +55.3%
MBB iShares MBS ETF 1.38% 137,765 $13.2M Reduce -36.9%
VTV Vanguard Mrngstr Val ETF-Aui 1.30% 71,146 $12.4M Add +8.3%
DGS Wisdomtree Em Small Cap 1.30% 230,919 $12.4M Add +10.4%
SPEM State Street SP PTF Em ETF 1.26% 291,920 $12.1M Add +4.6%
SCHH Schwab US REIT ETF 1.25% 518,357 $12.0M Add +3.6%
CARY Angel Oak Income ETF 1.23% 557,728 $11.8M Add +6.3%
SCHC Schwab Intl Small-Cap Equity 1.22% 302,657 $11.7M Add +11.1%
IJR iShares Core S&P Small-Cap E 1.16% 94,868 $11.1M Add +3.7%
VTI VG Morningstar TS MKT ETF-US 1.11% 37,549 $10.6M Add +0.4%
VGSH Vanguard Short-Term Treasury 1.07% 174,130 $10.3M Reduce -2.1%
BOXX Alpha Architect 1-3 MNTH Box 1.00% 87,911 $9.6M Add +149.3%
VEA Vanguard Ftse Developed ETF 0.98% 177,403 $9.4M Add +2.8%
DFSD Dimensional Short Duration 0.96% 192,119 $9.2M Reduce -12.8%
VWO Vanguard Ftse Emerging Marke 0.94% 187,182 $9.0M Reduce -1.4%
BRK.B Berkshire Hathaway Inc. Class B 0.91% 18,904 $8.7M Add +1.9%
PGR Progressive Corp. 0.89% 33,583 $8.5M Reduce -4.4%
TLTW iShares 20+ Bond Buywrite 0.82% 289,336 $7.8M Reduce -21.5%
NNY Nuveen New York Muni Val 0.81% 896,986 $7.7M Reduce -1.4%
DFAC Dimensional US Core Equity 2 0.79% 220,524 $7.6M Reduce -0.7%
SPDW Ste STR SPDR PT DW Eu ETF 0.77% 197,472 $7.4M Add +7.9%
VV Vngrd Mrgstr LRG-Cap ETF-Usd 0.73% 26,492 $7.0M Add +3.4%
DFAI Dimensional International Co. 0.70% 209,506 $6.7M Add +25.1%
AVUV Avantis US Small Cap Value 0.69% 68,559 $6.6M Add +8.0%
BAB Invesco Taxable Municipal Bo 0.68% 236,671 $6.5M Reduce -0.0%
IVE iShares S&P 500 Value ETF 0.67% 32,377 $6.4M Add +2.2%
SPSM SS SPDR P S&P 600 Small Cap 0.66% 139,672 $6.4M Add +50.5%
AVEM Avantis Emerging Markets Eq 0.62% 91,356 $5.9M Add +9.2%
DFAE Dimensional Emerging Core Eq 0.61% 212,584 $5.8M Add +24.9%
NIM Nuveen Select Maturit Muni 0.61% 627,522 $5.8M Add +4.8%
SCHA Schwab US Small-Cap ETF 0.55% 102,536 $5.3M Reduce -1.7%
SCHP Schwab U.S. Tips ETF 0.53% 93,836 $5.0M Reduce -1.8%
DFSV Dimensional US Small Cap Val 0.52% 162,230 $5.0M Add +46.5%
DFIV Dimensional International Va 0.52% 130,763 $5.0M Add +54.4%
SCHO Schwab Short-Term US Treas 0.50% 98,566 $4.8M Add +2.0%
DIA SS SPDR Dow Jones Indus Avg filed as SPDR DOW JONES INDL AVERAGE 0.50% 11,319 $4.8M Reduce -0.5%
DFUS Dimensional US Eq MKT ETF 0.50% 76,221 $4.7M Add +13.4%
VSS Vanguard Ftse All Wo X-US SC 0.49% 37,437 $4.7M Reduce -4.8%
SPYM Ste STR SPDR PT S&P 500 ETF 0.48% 67,833 $4.6M Add +28.7%
VBR Vngrd Mrngst SL-CP Val ETF-U 0.46% 22,048 $4.4M Reduce -17.9%
AVIV Avantis Intl LRG Cap Val ETF 0.45% 77,237 $4.3M Add +7.4%
MLN Vaneck Long Muni ETF 0.45% 236,721 $4.3M Add +2.3%
MSFT Microsoft Corp. 0.45% 9,975 $4.3M Add +8.0%
IXUS iShares Core Intl Stock ETF 0.44% 58,066 $4.2M Reduce -4.4%
EWX State Street SPDR S&P Emergi 0.41% 62,578 $3.9M Reduce -0.2%
JAAA Janus Henderson Aaa Clo ETF 0.40% 75,560 $3.8M New
SCHB Schwab US Broad Market ETF 0.38% 55,162 $3.7M No change
VTEB Vanguard Tax-Exempt Bond ETF 0.37% 69,375 $3.5M Reduce -3.9%
SLYV SS SPDR S&P 600 SC Val ETF 0.35% 38,890 $3.4M Reduce -2.2%
DUHP Dimensional US High Profi Et 0.34% 96,403 $3.3M Add +2.6%
DFEV Dimensional Emrg MRKT Val 0.34% 113,858 $3.2M Add +99.2%
PZA Invesco National Amt-Free Mu 0.33% 131,496 $3.2M Reduce -3.0%
SCHF Schwab Intl Equity ETF 0.33% 76,917 $3.2M Reduce -7.7%
IJS iShares S&P Small-Cap 600 Va 0.31% 27,733 $3.0M Reduce -0.3%
AVES Avantis Emerging Markets Val 0.31% 57,252 $3.0M Add +4.3%
VEU Vanguard Ftse All-World Ex-U 0.31% 46,518 $2.9M Reduce -1.4%
VCSH Vanguard S/T Corp. Bond ETF 0.30% 36,300 $2.9M Reduce -22.6%
VB Vanguard Most SM-Cap ETF-Usd 0.29% 11,752 $2.8M Reduce -0.2%
AVDV Avantis Intl S/C Value ETF 0.27% 36,555 $2.6M Add +8.9%
VOO Vanguard S&P 500 ETF 0.27% 4,843 $2.6M Reduce -7.6%
DIHP Dimensional International Hi 0.25% 86,295 $2.4M Add +6.1%
SCHE Schwab Emrg Mrkts Eqty ETF 0.25% 80,781 $2.4M Reduce -13.3%
OEF iShares S&P 100 ETF 0.22% 7,766 $2.1M Reduce -1.2%
AVDE Avantis International Equity 0.21% 29,360 $2.0M Reduce -0.4%
XNEAX Nuveen Amt-FR QLTY Muni Inc. 0.20% 159,078 $1.9M Reduce -38.3%
PZT Invesco New York Amt-Free Mu 0.20% 81,106 $1.9M Reduce -1.7%
DFAS Dimensional US Small Cap ETF 0.20% 29,095 $1.9M Add +2.4%
NAD Nuveen Quality Municipal Inc. 0.20% 151,347 $1.9M Reduce -39.6%
JPM JPMorgan Chase & Co. 0.19% 8,839 $1.9M Add +2.5%
SCHV Schwab US Large-Cap Value 0.19% 22,359 $1.8M Add +2.9%
MUB iShares National Muni Bond E 0.17% 15,392 $1.7M Reduce -4.5%
LLY Eli Lilly & Co. 0.17% 1,887 $1.7M Add +4.8%
SHV iShares 0-1 Year Treasury Bo 0.17% 14,870 $1.6M Add +7.0%
FREL Fidelity MSCI RL Est Indx 0.17% 53,694 $1.6M Add +0.9%
AVLV Avantis US Large Cap Value 0.16% 23,294 $1.5M Add +7.0%
QUAL iShares MSCI USA Quality Fac 0.16% 8,319 $1.5M No change
HD Home Depot Inc. 0.15% 3,634 $1.5M Add +2.7%
QQQ Invesco QQQ Trust Series 1 0.15% 2,883 $1.4M No change
COST Costco Wholesale Corp. 0.15% 1,581 $1.4M Add +0.3%
EFA iShares MSCI Eafe ETF 0.14% 16,571 $1.4M Reduce -0.6%
VT Vanguard Tot World STK ETF 0.14% 11,479 $1.4M Reduce -5.0%

Show all 866 holdings

Options reported separately and not counted above: SMCI puts ($32K), LLY puts ($18K), SPY puts ($13K), AAPL puts ($7K), S puts ($5K), TRC calls ($2K), EL calls ($2K), UBER calls ($990), OSCR puts ($960), PLTR calls ($765), TMHC calls ($730), APO calls ($650), and 3 more.

Other holdings (2): bonds, preferreds, convertibles and warrants · $93 (not counted above)
SecurityClassShares / PrincipalValueChange
LVWR.WS Livewire Group Inc.-27 *W EXP 09/26/202 1,000$89No change
ABVWF Above Food Ingredients- 29 *W EXP 06/28/202 250$4New

Total filed on the 13F, all lines: $957.1M.

Portfolio Sells Q2 2024 → Q3 2024

MBB iShares MBS ETF Reduce -36.9% 1.38% −0.91
SGOV iShares 0-3 Month Treasury B Reduce -4.5% 3.20% −0.46
MHF Western Asset Municipal High Reduce -75.1% 0.13% −0.40
IVV iShares Core S&P 500 ETF Reduce -0.4% 9.18% −0.36
TLTW iShares 20+ Bond Buywrite Reduce -21.5% 0.82% −0.26
DFSD Dimensional Short Duration Reduce -12.8% 0.96% −0.22
IEFA iShares Core MSCI Eafe ETF Reduce -8.8% 1.45% −0.16
NUW Nuveen Amt-Free Muni Val Reduce -3.3% 1.52% −0.15
NAD Nuveen Quality Municipal Inc. Reduce -39.6% 0.20% −0.14
XNEAX Nuveen Amt-FR QLTY Muni Inc. Reduce -38.3% 0.20% −0.14
ITOT iShares Core S&P Total U.S. Reduce -2.8% 1.91% −0.12
VCSH Vanguard S/T Corp. Bond ETF Reduce -22.6% 0.30% −0.11
NUV Nuveen Municipal Value Reduce -1.2% 1.86% −0.11
VGSH Vanguard Short-Term Treasury Reduce -2.1% 1.07% −0.10
VBR Vngrd Mrngst SL-CP Val ETF-U Reduce -17.9% 0.46% −0.10
CMBS iShares CMBS ETF Reduce -0.3% 1.74% −0.09
IEMG iShares Core MSCI Emerging Reduce -1.7% 2.04% −0.07
SPY SS SPDR S&P 500 ETF Trust-US Reduce -0.6% 1.64% −0.07
SCHX Schwab US Large-Cap ETF Reduce -0.6% 1.56% −0.06
IWB iShares Russell 1000 ETF Reduce -0.1% 1.65% −0.06
NNY Nuveen New York Muni Val Reduce -1.4% 0.81% −0.05
VTEB Vanguard Tax-Exempt Bond ETF Reduce -3.9% 0.37% −0.04
NZF Nuveen Municipal Credit Inc. Reduce -55.0% 0.03% −0.04
SCHP Schwab U.S. Tips ETF Reduce -1.8% 0.53% −0.04
LQDW iShares Ingr Corp. BD B/W ETF Reduce -82.7% 0.01% −0.04
SCHE Schwab Emrg Mrkts Eqty ETF Reduce -13.3% 0.25% −0.04
SCHF Schwab Intl Equity ETF Reduce -7.7% 0.33% −0.03
PZA Invesco National Amt-Free Mu Reduce -3.0% 0.33% −0.03
NAN Nuveen NY QLTY Muni Inc. Reduce -30.9% 0.07% −0.03
VSS Vanguard Ftse All Wo X-US SC Reduce -4.8% 0.49% −0.03
VGIT Vanguard Intermediate-Term T Reduce -47.9% 0.03% −0.03
WIW Western Asst Infl-LNK Opp Reduce -28.6% 0.07% −0.03
VOO Vanguard S&P 500 ETF Reduce -7.6% 0.27% −0.03
BAB Invesco Taxable Municipal Bo Reduce -0.0% 0.68% −0.03
TSI TCW Strategic Income Fund Reduce -53.1% 0.03% −0.03
NCA Nuveen California Muni Val Reduce -43.7% 0.04% −0.03
IXUS iShares Core Intl Stock ETF Reduce -4.4% 0.44% −0.03
DFAC Dimensional US Core Equity 2 Reduce -0.7% 0.79% −0.03
IUSV iShares Core S&P U.S. Value Reduce -1.0% 1.40% −0.02
JEPI JPMorgan Equity Premium Inco Reduce -79.4% 0.01% −0.02
MYN BlackRock Muniyield NY QLTY Reduce -22.9% 0.06% −0.02
MUB iShares National Muni Bond E Reduce -4.5% 0.17% −0.02
VMBS Vanguard Mortgage-Backed Sec Reduce -9.2% 0.13% −0.02
JSCP JPMorgan Short Duration Core Reduce -19.7% 0.06% −0.02
XNXJX Nuveen NJ QLTY Muni Inc. Reduce -80.2% 0.00% −0.02
AVIG Avantis Core Fixed Income Reduce -96.0% 0.00% −0.02
PZT Invesco New York Amt-Free Mu Reduce -1.7% 0.20% −0.02
MRNA Moderna Inc. Reduce -59.8% 0.00% −0.02
PAI Western Asset Investment Gra Reduce -86.0% 0.00% −0.02
BBWI Bath & Body Works Inc. Reduce -1.3% 0.05% −0.02

Portfolio Buys Q2 2024 → Q3 2024

MTBA Simplify MBS ETF Add +12265.1% 1.42% +1.41
BOXX Alpha Architect 1-3 MNTH Box Add +149.3% 1.00% +0.57
BTT BlackRock 2030 Muni TRGT TRM Add +55.3% 1.40% +0.45
JAAA Janus Henderson Aaa Clo ETF New 0.40% +0.40
VGLT Vanguard Long-Term Treasury Add +17.1% 2.75% +0.35
SPSM SS SPDR P S&P 600 Small Cap Add +50.5% 0.66% +0.22
DFIV Dimensional International Va Add +54.4% 0.52% +0.17
DFEV Dimensional Emrg MRKT Val Add +99.2% 0.34% +0.16
DFSV Dimensional US Small Cap Val Add +46.5% 0.52% +0.16
AVUS Avantis U.S. Equity ETF Add +9.4% 2.81% +0.15
DFAI Dimensional International Co. Add +25.1% 0.70% +0.13
SCHH Schwab US REIT ETF Add +3.6% 1.25% +0.12
SCHC Schwab Intl Small-Cap Equity Add +11.1% 1.22% +0.11
DFAE Dimensional Emerging Core Eq Add +24.9% 0.61% +0.11
VTV Vanguard Mrngstr Val ETF-Aui Add +8.3% 1.30% +0.10
SPYM Ste STR SPDR PT S&P 500 ETF Add +28.7% 0.48% +0.09
DGS Wisdomtree Em Small Cap Add +10.4% 1.30% +0.07
SPEM State Street SP PTF Em ETF Add +4.6% 1.26% +0.06
BRK.B Berkshire Hathaway Inc. Class B Add +1.9% 0.91% +0.05
IJR iShares Core S&P Small-Cap E Add +3.7% 1.16% +0.05
DFUS Dimensional US Eq MKT ETF Add +13.4% 0.50% +0.04
SPDW Ste STR SPDR PT DW Eu ETF Add +7.9% 0.77% +0.04
AAPL Apple Inc. Add +1.2% 1.68% +0.04
AVUV Avantis US Small Cap Value Add +8.0% 0.69% +0.04
AVEM Avantis Emerging Markets Eq Add +9.2% 0.62% +0.03
IVW iShares S&P 500 Growth ETF Add +81.6% 0.06% +0.02
AVIV Avantis Intl LRG Cap Val ETF Add +7.4% 0.45% +0.02
AVDV Avantis Intl S/C Value ETF Add +8.9% 0.27% +0.02
AVSC Avantis US Small Cap Equity Add +19.9% 0.12% +0.02
LTBR Lightbridge Corp. Add +2110.6% 0.02% +0.02
HIG Hartford Insurance Group Inc. Add +18937.5% 0.02% +0.02
IGM iShares Expanded Tech Sector Add +171.2% 0.03% +0.02
JMST JPM Ultra-Short Muni Income Add +30.5% 0.11% +0.02
VCR Vanguard Consumer Discre ETF New 0.02% +0.02
AVGO Broadcom Inc. Add +45.3% 0.05% +0.02
VOOV Vanguard S&P 500 Value ETF New 0.02% +0.02
HD Home Depot Inc. Add +2.7% 0.15% +0.01
DISV Dimensional International SM Add +23.0% 0.08% +0.01
META Meta Platforms Inc. Class A Add +16.2% 0.08% +0.01
VSGX Vanguard ESG Intl Stock ETF Add +60.1% 0.04% +0.01
FREL Fidelity MSCI RL Est Indx Add +0.9% 0.17% +0.01
XLK SS Technology Select Sector Add +29.4% 0.07% +0.01
ORCL Oracle Corp. Add +54.5% 0.03% +0.01
NVDA Nvidia Corp. Add +22.0% 0.10% +0.01
SCHQ Schwab Long-Term US Treasury Add +270.8% 0.01% +0.01
IVE iShares S&P 500 Value ETF Add +2.2% 0.67% +0.01
IBM Intl Business Machines Corp. Add +0.5% 0.06% +0.01
UNH Unitedhealth Group Inc. Add +24.7% 0.04% +0.01
IWF iShares Russell 1000 Growth Add +14.7% 0.11% +0.01
VNQ Vanguard Real Estate ETF Add +0.7% 0.12% +0.01

Options Activity Q2 2024 → Q3 2024

SPY SS SPDR S&P 500 ETF Trust-US put Reduce -34.8% 9,200 $13K
AAPL Apple Inc. put Reduce -41.2% 10,000 $7K
IWM iShares Russell 2000 ETF put Sold out 1,000 $3Kbefore exit
TRC Tejon Ranch Co. call Add +45.8% 17,500 $2K
EL Estee Lauder Companies Class A call New 200 $2K
EWW iShares MSCI Mexico ETF put Sold out 1,700 $2Kbefore exit
UBER Uber Technologies Inc. call New 200 $990
PLTR Palantir Technologies Inc. Class A call New 300 $765
TMHC Taylor Morrison Home Corp. call New 100 $730
APO Apollo Global Management Inc. call New 100 $650
FTNT Fortinet Inc. call New 100 $440
TOST Toast Inc. Class A call New 200 $436
EDR Endeavor Group Hold Class A call Sold out 500 $100before exit
HST Host Hotels & Resorts Inc. call Sold out 500 $50before exit
SLB SLB Ltd. call New 200 $46
FLG Flagstar Bank NA call Sold out 167 $25before exit

Calls and puts are listed by the shares they cover; their value is not part of the stock holdings above.

Notes & Other Activity Q2 2024 → Q3 2024

BITE.WS Bite Acquisition Corp. -CW27 *W EXP 02/12/203 Sold out 250 $14before exit
ABVWF Above Food Ingredients- 29 *W EXP 06/28/202 New 250 $4

Bonds, preferreds, convertibles and warrants; not part of the stock holdings or percentages above.

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 252$1.3BIVV, STIP, AVUS, JMTG, JMUB
Q1 2026 245$1.2BIVV, STIP, AVUS, BTT, JMTG
Q4 2025 236$1.1BIVV, STIP, AVUS, BTT, SGOV
Q3 2025 1,534$1.1BIVV, STIP, AVUS, SGOV, BTT
Q2 2025 1,282$1.0BIVV, STIP, AVUS, SGOV, BTT
Q1 2025Amended 813$960.2MIVV, STIP, SGOV, AVUS, VGLT
Q4 2024Amended 859$947.2MIVV, STIP, AVUS, SGOV, VGLT
Q3 2024Amended 866$957.1MIVV, STIP, SGOV, AVUS, VGLT
Q2 2024Amended 871$876.8MIVV, STIP, SGOV, AVUS, VGLT
Q1 2024Amended 861$823.7MIVV, STIP, SGOV, AVUS, MBB