Pier 88 Investment Partners LLC

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed October 31, 2025), Pier 88 Investment Partners LLC reported 84 stock positions worth $90.3 million. Its top holding was Monolithic Power Systems (MPWR) at 5.9% of the portfolio, followed by Moog Class A (MOG.A, 5.7%) and Itt (ITT, 5.1%). Compared with Q2 2025, it opened 24 new positions, sold out of 18, added to 30 and reduced 27. The biggest buy was Monolithic Power Systems (MPWR, shares +472%) and the biggest sale Booking (BKNG, shares −97%).

Most Recent 13F
Q2 2026
Location
SAN FRANCISCO, CA
CIK
0001697366
Portfolio Value
$90.3M (Q3 2025)
SEC Filing
0001104659-25-104907 ↗ filed Oct 31, 2025

Holdings Value

0$20.0M$40.0M$60.0M$80.0M$100.0M Q1 2024: $63.5M Q1 2024 Q2 2024: $91.6M Q2 2024 Q3 2024: $85.8M Q3 2024 Q4 2024: $81.7M Q4 2024 Q1 2025: $83.2M Q1 2025 Q2 2025: $94.1M Q2 2025 Q3 2025: $90.3M $90.3M Q3 2025 Q4 2025: $87.9M Q4 2025 Q1 2026: $67.5M Q1 2026 Q2 2026: $60.2M Q2 2026

Holdings 84 stocks · $90.3M

MPWR Monolithic Power Systems Inc. 5.89% 5,780 $5.3M Add +472.3%
MOG.A Moog Inc. Class A 5.68% 24,696 $5.1M Add +635.9%
ITT Itt Inc. 5.09% 25,720 $4.6M Add +428.1%
GOOGL Alphabet Inc. Class A 4.60% 17,100 $4.2M New
TSLA Tesla Inc. 4.43% 9,000 $4.0M New
CCL Carnival Corp. 3.31% 103,500 $3.0M New
EXPE Expedia Group Inc. 2.49% 10,500 $2.2M New
META Meta Platforms Inc. Class A 2.36% 2,900 $2.1M Reduce -58.6%
PODD Insulet Corp. 2.26% 6,610 $2.0M Add +145.7%
LSCC Lattice Semiconductor Corp. 2.22% 27,320 $2.0M Add +63.4%
ETSY Etsy Inc. 1.87% 25,440 $1.7M Add +99.4%
WIX Wix.com Ltd. 1.85% 9,380 $1.7M Add +97.5%
CERT Certara Inc. 1.75% 128,960 $1.6M Add +83.9%
HALO Halozyme Therapeutics Inc. 1.63% 20,060 $1.5M Add +90.7%
NOW ServiceNow Inc. 1.49% 1,460 $1.3M Reduce -74.0%
SLAB Silicon Laboratories Inc. 1.47% 10,112 $1.3M Add +56.0%
LGND Ligand Pharmaceuticals 1.41% 7,200 $1.3M New
KVYO Klaviyo Inc. Class A 1.40% 45,760 $1.3M Add +11.7%
ON On Semiconductor 1.40% 25,670 $1.3M Add +387.1%
ANET Arista Networks Inc. 1.39% 8,610 $1.3M New
NET Cloudflare Inc. Class A 1.30% 5,450 $1.2M Reduce -33.4%
NTRA Natera Inc. 1.29% 7,260 $1.2M Add +32.2%
SYNA Synaptics Inc. 1.28% 16,910 $1.2M Add +71.0%
RKLB Rocket Lab Corp. 1.28% 24,060 $1.2M Reduce -62.6%
WTTR Select Water Solutions Inc. 1.26% 106,810 $1.1M Add +14.0%
EBAY eBay Inc. 1.26% 12,500 $1.1M New
MP MP Materials Corp. 1.21% 16,240 $1.1M New
SDGR Schrodinger Inc. 1.20% 54,190 $1.1M Add +307.1%
GH Guardant Health Inc. 1.15% 16,650 $1.0M Add +34.3%
FRSH Freshworks Inc. Class A 1.14% 87,780 $1.0M Add +8.8%
AVAV Aerovironment Inc. 1.13% 3,250 $1.0M New
DNLI Denali Therapeutics Inc. 1.08% 67,440 $979K Add +18.0%
DDOG Datadog Inc. Class A 1.05% 6,680 $951K Reduce -31.7%
NBIX Neurocrine Biosciences Inc. 1.02% 6,550 $919K Add +34.5%
OKTA Okta Inc. 1.02% 10,000 $917K Add +21.9%
COHR Coherent Corp. 0.98% 8,230 $887K Reduce -25.2%
MNDY Monday.com Ltd. 0.98% 4,550 $881K Add +11.5%
SE Sea Ltd.-ADR 0.96% 4,870 $870K Add +14.9%
BE Bloom Energy Corp. Class A 0.89% 9,521 $805K Reduce -69.9%
TYL Tyler Technologies Inc. 0.89% 1,530 $800K Reduce -14.5%
ABSI Absci Corp. 0.80% 238,180 $724K Add +20.6%
IESC Ies Holdings Inc. filed as IES HLDGS INC 0.79% 1,800 $716K New
TEM Tempus AI Inc. Class A 0.78% 8,740 $705K Add +94.2%
NTNX Nutanix Inc. Class A 0.76% 9,210 $685K Reduce -51.0%
KRYS Krystal Biotech Inc. 0.75% 3,820 $674K No change
ATRO Astronics Corp. 0.73% 14,430 $658K New
EEFT Euronet Worldwide Inc. 0.73% 7,476 $656K Add +43.6%
FOUR SHIFT4 Payments Inc. Class A 0.72% 8,440 $653K Reduce -40.7%
COIN Coinbase Global Inc. Class A 0.71% 1,910 $645K Reduce -44.5%
S Sentinelone Inc. Class A 0.71% 36,240 $638K New
JOBY Joby Aviation Inc. 0.70% 39,330 $635K New
INSM Insmed Inc. 0.69% 4,300 $619K Reduce -33.6%
CHWY Chewy Inc. Class A 0.68% 15,090 $610K Add +80.7%
SAIL Sailpoint Inc. 0.67% 27,200 $601K New
PRGS Progress Software Corp. 0.67% 13,670 $601K New
ALAB Astera Labs Inc. 0.65% 3,000 $587K Reduce -76.3%
USAR USA Rare Earth Inc. 0.64% 33,860 $582K Reduce -36.9%
RXRX Recursion Pharmaceuticals-A 0.64% 118,560 $579K Add +59.1%
ATI Ati Inc. 0.63% 7,002 $570K Reduce -53.3%
ABCL Abcellera Biologics Inc. 0.61% 108,870 $548K Reduce -55.4%
OWL Blue Owl Capital Inc. 0.58% 31,100 $527K New
DKNG Draftkings Inc. Class A 0.58% 14,030 $525K Reduce -31.5%
DOV Dover Corp. 0.58% 3,120 $521K Reduce -35.4%
FPI Farmland Partners Inc. 0.57% 47,680 $519K Reduce -32.5%
MELI MercadoLibre Inc. 0.57% 220 $514K Reduce -65.6%
ACHR Archer Aviation Inc. Class A 0.57% 53,320 $511K New
TOST Toast Inc. Class A 0.54% 13,310 $486K Reduce -35.6%
IWM iShares Russell 2000 ETF 0.51% 1,900 $460K New
RDVT Red Violet Inc. 0.51% 8,730 $456K New
DCI Donaldson Co. Inc. 0.49% 5,400 $442K New
RARE Ultragenyx Pharmaceutical Inc. 0.47% 14,170 $426K Reduce -3.8%
EVEX Eve Holding Inc. filed as EVE HLDG INC 0.47% 110,350 $420K New
LFMD Lifemd Inc. 0.45% 59,740 $406K Add +39.3%
ZS Zscaler Inc. 0.43% 1,300 $390K Reduce -42.5%
IWO iShares Russell 2000 Growth 0.43% 1,200 $384K New
SMCO Hilton Small-Midcap Opp ETF 0.39% 13,100 $353K Add +184.8%
PYXS Pyxis Oncology Inc. 0.37% 151,730 $337K Reduce -58.7%
PRCT Procept Biorobotics Corp. 0.32% 8,180 $292K No change
BKNG Booking Holdings Inc. 0.30% 50 $270K Reduce -97.0%
QQQM Invesco Nasdaq 100 ETF 0.19% 700 $173K Reduce -66.7%
JLL Jones Lang Lasalle Inc. 0.13% 400 $119K New
XBI SS SPDR S&P Biotech ETF 0.07% 600 $60K New
RCKT Rocket Pharmaceuticals Inc. 0.04% 11,380 $37K No change
IOVA Iovance Biotherapeutics Inc. 0.00% 10 $22 Reduce -96.8%
Other holdings (29): bonds, preferreds, convertibles and warrants · $443.2M (not counted above)
SecurityClassShares / PrincipalValueChange
BANK OF AMERICA CORP (BAC 7.25 PERP L) 7.25%CNV PFD L 21,403$27.4MReduce -0.6%
WELLS FARGO & COMPANY (WFC 7.5 PERP L) PERP PFD CNV A 21,682$26.8MAdd +0.1%
ETSY INC (ETSY 0.25 06/15/28) NOTE 0.250% 6/1 · principal 28,330,000$25.0MNo change
GLOBAL PAYMENTS INC (GPN 1.5 03/01/31) NOTE 1.500% 3/0 · principal 27,175,000$24.9MAdd +15.3%
FORD MOTOR COMPANY (F 0 03/15/26) NOTE 3/1 · principal 23,330,000$23.6MAdd +24.8%
ALLIANT ENERGY CORP (LNT 3.875 03/15/26) NOTE 3.875% 3/1 · principal 21,236,000$22.8MAdd +1.4%
VENTAS REALTY LP (VTR 3.75 06/01/26) NOTE 3.750% 6/0 · principal 17,000,000$22.0MAdd +8.1%
PPL CAPITAL FUNDING INC (PPL 2.875 03/15/28) NOTE 2.875% 3/1 · principal 18,850,000$21.5MReduce -4.9%
OKTA INC (OKTA 0.375 06/15/26) NOTE 0.375% 6/1 · principal 21,152,000$20.5MReduce -13.7%
SHIFT4 PAYMENTS INC (FOUR 0.5 08/01/27) NOTE 0.500% 8/0 · principal 19,196,000$18.9MReduce -6.2%
UBER TECHNOLOGIES INC (UBER 0.875 12/01/28 2028) NOTE 0.875%12/0 · principal 12,721,000$18.7MNo change
MERITAGE HOMES CORP (MTH 1.75 05/15/28) NOTE 1.750% 5/1 · principal 17,969,000$18.4MAdd +106.6%
HP ENTERPRISE CO (HPE 7.625 09/01/27) 7.625 MAND CONV 266,960$18.1MAdd +100.7%
KKR & CO INC (KKR 6.25 03/01/28 D) 6.25 CON SER D 335,710$17.6MAdd +3.5%
AMERICAN WATER CAPITAL C (AWK 3.625 06/15/26) NOTE 3.625% 6/1 · principal 17,340,000$17.4MReduce -2.9%
EXPEDIA GROUP INC (EXPE 0 02/15/26) NOTE 2/1 · principal 16,860,000$17.0MNo change
APOLLO GLOBAL MANAGEMENT (APO 6.75 07/31/26) SER A MAND CNV 231,880$16.3MReduce -27.1%
DEXCOM INC (DXCM 0.25 11/15/25) NOTE 0.250%11/1 · principal 15,550,000$15.4MReduce -37.0%
EURONET WORLDWIDE INC (EEFT 0.75 03/15/49) NOTE 0.750% 3/1 · principal 16,080,000$13.7MNo change
NEXTERA ENERGY INC (NEE 7.234 11/01/27) UNIT 11/01/2027 256,330$12.1MNo change
ARES MANAGEMENT CORP (ARES 6.75 10/01/27 B) 6.75 SE B PFD 212,970$10.6MReduce -25.1%
TYLER TECHNOLOGIES INC (TYL 0.25 03/15/26) NOTE 0.250% 3/1 · principal 8,634,000$9.5MReduce -27.8%
ON SEMICONDUCTOR CORP (ON 0.5 03/01/29) NOTE 0.500% 3/0 · principal 9,952,000$9.2MNew
DRAFTKINGS HOLDINGS INC (DKNG 0 03/15/28) NOTE 3/1 · principal 5,780,000$5.2MReduce -33.2%
MICROCHIP TECHNOLOGY INC (MCHP 7.5 03/15/28) DEP SHS REPSTG 70,100$4.1MNew
SHIFT4 PAYMENTS INC (FOUR 6 05/01/28) 6 SER A CNV PREF 34,600$3.3MNo change
PROS HOLDINGS INC (PRO 2.25 09/15/27) NOTE 2.250% 9/1 · principal 2,211,000$2.2MNo change
COINBASE GLOBAL INC (COIN 0.25 04/01/30) NOTE 0.250% 4/0 · principal 864,000$1.1MReduce -70.3%
HALOZYME THERAPEUTICS IN (HALO 0.25 03/01/27) NOTE 0.250% 3/0 · principal 71,000$82KNew

Total filed on the 13F, all lines: $533.5M.

Portfolio Sells Q2 2025 → Q3 2025

BKNG Booking Holdings Inc. Reduce -97.0% 0.30% −9.85
CYBR Cyberark Software Ltd./Israel Sold out 0.00% −7.93
TDG Transdigm Group Inc. Sold out 0.00% −5.78
NOW ServiceNow Inc. Reduce -74.0% 1.49% −4.64
VEEV Veeva Systems Inc. Class A Sold out 0.00% −3.95
TW Tradeweb Markets Inc. Class A Sold out 0.00% −3.37
META Meta Platforms Inc. Class A Reduce -58.6% 2.36% −3.13
CFLT Confluent Inc. Class A Sold out 0.00% −1.39
FRPT Freshpet Inc. Sold out 0.00% −1.32
PRO Pros Holdings Inc. Sold out 0.00% −1.26
MELI MercadoLibre Inc. Reduce -65.6% 0.57% −1.21
RKLB Rocket Lab Corp. Reduce -62.6% 1.28% −1.17
HUBS HubSpot Inc. Sold out 0.00% −0.89
TEAM Atlassian Corp. Class A Sold out 0.00% −0.82
FOUR SHIFT4 Payments Inc. Class A Reduce -40.7% 0.72% −0.78
NTNX Nutanix Inc. Class A Reduce -51.0% 0.76% −0.77
ATI Ati Inc. Reduce -53.3% 0.63% −0.74
CRWV Coreweave Inc. Class A Sold out 0.00% −0.73
GTLS Chart Industries Inc. Sold out 0.00% −0.64
DXCM Dexcom Inc. Sold out 0.00% −0.58
COIN Coinbase Global Inc. Class A Reduce -44.5% 0.71% −0.57
ALAB Astera Labs Inc. Reduce -76.3% 0.65% −0.56
HCAT Health Catalyst Inc. Sold out 0.00% −0.54
PEN Penumbra Inc. Sold out 0.00% −0.51
TOST Toast Inc. Class A Reduce -35.6% 0.54% −0.44
NET Cloudflare Inc. Class A Reduce -33.4% 1.30% −0.41
DOV Dover Corp. Reduce -35.4% 0.58% −0.36
DKNG Draftkings Inc. Class A Reduce -31.5% 0.58% −0.35
DDOG Datadog Inc. Class A Reduce -31.7% 1.05% −0.34
ZS Zscaler Inc. Reduce -42.5% 0.43% −0.32
QQQM Invesco Nasdaq 100 ETF Reduce -66.7% 0.19% −0.32
FPI Farmland Partners Inc. Reduce -32.5% 0.57% −0.29
ABCL Abcellera Biologics Inc. Reduce -55.4% 0.61% −0.28
TYL Tyler Technologies Inc. Reduce -14.5% 0.89% −0.24
RYAN Ryan Specialty Holdings Inc. Sold out 0.00% −0.12
RARE Ultragenyx Pharmaceutical Inc. Reduce -3.8% 0.47% −0.10
COHR Coherent Corp. Reduce -25.2% 0.98% −0.06
DECK Deckers Outdoor Corp. Sold out 0.00% −0.06
PYXS Pyxis Oncology Inc. Reduce -58.7% 0.37% −0.06
INSM Insmed Inc. Reduce -33.6% 0.69% −0.01
XYL Xylem Inc. Sold out 0.00% −0.00
IOVA Iovance Biotherapeutics Inc. Reduce -96.8% 0.00% −0.00
TXG 10X Genomics Inc. Class A Sold out 0.00% −0.00
USAR USA Rare Earth Inc. Reduce -36.9% 0.64% +0.02
BE Bloom Energy Corp. Class A Reduce -69.9% 0.89% +0.09

Portfolio Buys Q2 2025 → Q3 2025

MPWR Monolithic Power Systems Inc. Add +472.3% 5.89% +5.11
MOG.A Moog Inc. Class A Add +635.9% 5.68% +5.04
GOOGL Alphabet Inc. Class A New 4.60% +4.60
TSLA Tesla Inc. New 4.43% +4.43
ITT Itt Inc. Add +428.1% 5.09% +4.28
CCL Carnival Corp. New 3.31% +3.31
EXPE Expedia Group Inc. New 2.49% +2.49
LGND Ligand Pharmaceuticals New 1.41% +1.41
ANET Arista Networks Inc. New 1.39% +1.39
PODD Insulet Corp. Add +145.7% 2.26% +1.36
LSCC Lattice Semiconductor Corp. Add +63.4% 2.22% +1.35
EBAY eBay Inc. New 1.26% +1.26
MP MP Materials Corp. New 1.21% +1.21
ETSY Etsy Inc. Add +99.4% 1.87% +1.19
AVAV Aerovironment Inc. New 1.13% +1.13
ON On Semiconductor Add +387.1% 1.40% +1.11
HALO Halozyme Therapeutics Inc. Add +90.7% 1.63% +1.05
WIX Wix.com Ltd. Add +97.5% 1.85% +1.05
SDGR Schrodinger Inc. Add +307.1% 1.20% +0.92
CERT Certara Inc. Add +83.9% 1.75% +0.87
IESC Ies Holdings Inc. New 0.79% +0.79
ATRO Astronics Corp. New 0.73% +0.73
S Sentinelone Inc. Class A New 0.71% +0.71
JOBY Joby Aviation Inc. New 0.70% +0.70
SAIL Sailpoint Inc. New 0.67% +0.67
PRGS Progress Software Corp. New 0.67% +0.67
SYNA Synaptics Inc. Add +71.0% 1.28% +0.60
OWL Blue Owl Capital Inc. New 0.58% +0.58
ACHR Archer Aviation Inc. Class A New 0.57% +0.57
IWM iShares Russell 2000 ETF New 0.51% +0.51
RDVT Red Violet Inc. New 0.51% +0.51
DCI Donaldson Co. Inc. New 0.49% +0.49
TEM Tempus AI Inc. Class A Add +94.2% 0.78% +0.48
GH Guardant Health Inc. Add +34.3% 1.15% +0.47
EVEX Eve Holding Inc. New 0.47% +0.47
SLAB Silicon Laboratories Inc. Add +56.0% 1.47% +0.45
IWO iShares Russell 2000 Growth New 0.43% +0.43
WTTR Select Water Solutions Inc. Add +14.0% 1.26% +0.40
NBIX Neurocrine Biosciences Inc. Add +34.5% 1.02% +0.37
NTRA Natera Inc. Add +32.2% 1.29% +0.31
CHWY Chewy Inc. Class A Add +80.7% 0.68% +0.30
SMCO Hilton Small-Midcap Opp ETF Add +184.8% 0.39% +0.27
ABSI Absci Corp. Add +20.6% 0.80% +0.26
SE Sea Ltd.-ADR Add +14.9% 0.96% +0.24
RXRX Recursion Pharmaceuticals-A Add +59.1% 0.64% +0.24
DNLI Denali Therapeutics Inc. Add +18.0% 1.08% +0.23
EEFT Euronet Worldwide Inc. Add +43.6% 0.73% +0.17
OKTA Okta Inc. Add +21.9% 1.02% +0.14
JLL Jones Lang Lasalle Inc. New 0.13% +0.13
XBI SS SPDR S&P Biotech ETF New 0.07% +0.07

Notes & Other Activity Q2 2025 → Q3 2025

BANK OF AMERICA CORP (BAC 7.25 PERP L) 7.25%CNV PFD L Reduce -0.6% 21,403 $27.4M
WELLS FARGO & COMPANY (WFC 7.5 PERP L) PERP PFD CNV A Add +0.1% 21,682 $26.8M
GLOBAL PAYMENTS INC (GPN 1.5 03/01/31) NOTE 1.500% 3/0 · principal Add +15.3% 27,175,000 $24.9M
FORD MOTOR COMPANY (F 0 03/15/26) NOTE 3/1 · principal Add +24.8% 23,330,000 $23.6M
ALLIANT ENERGY CORP (LNT 3.875 03/15/26) NOTE 3.875% 3/1 · principal Add +1.4% 21,236,000 $22.8M
VENTAS REALTY LP (VTR 3.75 06/01/26) NOTE 3.750% 6/0 · principal Add +8.1% 17,000,000 $22.0M
PPL CAPITAL FUNDING INC (PPL 2.875 03/15/28) NOTE 2.875% 3/1 · principal Reduce -4.9% 18,850,000 $21.5M
OKTA INC (OKTA 0.375 06/15/26) NOTE 0.375% 6/1 · principal Reduce -13.7% 21,152,000 $20.5M
SHIFT4 PAYMENTS INC (FOUR 0.5 08/01/27) NOTE 0.500% 8/0 · principal Reduce -6.2% 19,196,000 $18.9M
MERITAGE HOMES CORP (MTH 1.75 05/15/28) NOTE 1.750% 5/1 · principal Add +106.6% 17,969,000 $18.4M
HP ENTERPRISE CO (HPE 7.625 09/01/27) 7.625 MAND CONV Add +100.7% 266,960 $18.1M
KKR & CO INC (KKR 6.25 03/01/28 D) 6.25 CON SER D Add +3.5% 335,710 $17.6M
AMERICAN WATER CAPITAL C (AWK 3.625 06/15/26) NOTE 3.625% 6/1 · principal Reduce -2.9% 17,340,000 $17.4M
APOLLO GLOBAL MANAGEMENT (APO 6.75 07/31/26) SER A MAND CNV Reduce -27.1% 231,880 $16.3M
DEXCOM INC (DXCM 0.25 11/15/25) NOTE 0.250%11/1 · principal Reduce -37.0% 15,550,000 $15.4M
WIX LTD (WIX 0 08/15/25) NOTE 8/1 · principal Sold out 14,845,000 $14.7Mbefore exit
ARES MANAGEMENT CORP (ARES 6.75 10/01/27 B) 6.75 SE B PFD Reduce -25.1% 212,970 $10.6M
TYLER TECHNOLOGIES INC (TYL 0.25 03/15/26) NOTE 0.250% 3/1 · principal Reduce -27.8% 8,634,000 $9.5M
ON SEMICONDUCTOR CORP (ON 0.5 03/01/29) NOTE 0.500% 3/0 · principal New 9,952,000 $9.2M
DRAFTKINGS HOLDINGS INC (DKNG 0 03/15/28) NOTE 3/1 · principal Reduce -33.2% 5,780,000 $5.2M
MICROCHIP TECHNOLOGY INC (MCHP 7.5 03/15/28) DEP SHS REPSTG New 70,100 $4.1M
COINBASE GLOBAL INC (COIN 0.25 04/01/30) NOTE 0.250% 4/0 · principal Reduce -70.3% 864,000 $1.1M
HALOZYME THERAPEUTICS IN (HALO 0.25 03/01/27) NOTE 0.250% 3/0 · principal New 71,000 $82K

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

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 83$60.2MWELL, MOG.A, WDC, ITT, ATI
Q1 2026Amended 85$67.5MITT, WELL, MDT, ATI, LNG
Q4 2025 87$87.9MMOG.A, ATI, ITT, CCL, WELL
Q3 2025 84$90.3MMPWR, MOG.A, ITT, GOOGL, TSLA
Q2 2025 78$94.1MBKNG, CYBR, NOW, TDG, META
Q1 2025 76$83.2MBKNG, TW, OKTA, CYBR, PEN
Q4 2024 70$81.7MBKNG, CYBR, WIX, ITT, GOOGL
Q3 2024 65$85.8MCYBR, COHR, MELI, BKNG, ITT
Q2 2024 70$91.6MBKNG, CYBR, WIX, FRPT, TDG
Q1 2024 73$63.5MBKNG, KBR, CYBR, FRPT, TDG