STEELHEAD PARTNERS LLC

Institutional InvestorSimilar funds →SEC EDGAR: CIK 1133521
Institutional-grade research for retail investors

13F Reported Value

$1.4B

Holdings

24

Latest Filing

2026-03-31

Filing Quarter

Q1 2026

Portfolio Overview

STEELHEAD PARTNERS LLC disclosed 24 positions worth $1.4B in its Form 13F-HR for Q1 2026, led by $BBIO (BridgeBio Pharma, Inc.) at 9.1% of the equity portfolio, followed by $ON and $UBER. During the quarter the fund opened 7 new positions and exited 7 — including a new stake in $BBIO. The portfolio is most concentrated in Technology (54.1% of disclosed assets). All figures are sourced directly from STEELHEAD PARTNERS LLC’s Form 13F-HR filing with the SEC under CIK 1133521.

Sector Allocation

TechnologyHealthcareIndustrialsOtherConsumer Staples

AUM History

Top Equity Holdings by Value

Quarterly Activity — Q1 2026

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Top Holdings

AI Quality Scored

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32-signal composite ranking on each of STEELHEAD PARTNERS LLC's 24 positions.

Showing top 10 of 24 holdings.

Sector Allocation

Technology

$752.6M

Healthcare

$353.3M

Industrials

$135.4M

Other

$118.2M

Consumer Staples

$31.6M

Full Holdings — STEELHEAD PARTNERS LLC (Q1 2026)

All 24 disclosed positions from the latest Form 13F-HR, with quarter-over-quarter share changes and 13F Pro quality scores. Sourced from SEC EDGAR.

#TickerCompanyValueWeightQoQQuality
1BBIO$BBIOBridgeBio Pharma, Inc.$126.6M9.1%NEW31.7
2ON$ONON SEMICONDUCTOR CORP$126.1M9.1%-2%42.4
3UBER$UBERUber Technologies, Inc$120.8M8.7%+82%79.3
4AEIS$AEISADVANCED ENERGY INDUSTRIES INC$97.5M7.0%+1%61.9
5AKAM$AKAMAKAMAI TECHNOLOGIES INC$88.0M6.3%-12%62
6LCII 3 03/01/30$83.2M6.0%NEW
7ALRM$ALRMAlarm.com Holdings, Inc.$83.2M6.0%+0%62.9
8NET$NETCloudflare, Inc.$82.2M5.9%-17%52.6
9ALNY$ALNYALNYLAM PHARMACEUTICALS, INC.$77.1M5.5%NEW60.9
10DXCM$DXCMDEXCOM INC$76.6M5.5%+0%77.9
11NTNX$NTNXNutanix, Inc.$66.4M4.8%+0%68.8
12WK$WKWORKIVA INC$53.9M3.9%NEW52.8
13AKAM$AKAMAKAMAI TECHNOLOGIES INC$46.5M3.3%-41%62
14IRTC$IRTCiRhythm Holdings, Inc.$39.7M2.9%NEW41.1
15ITRI$ITRIITRON, INC.$35.4M2.5%-13%64.4
16VRNS 1 09/15/29$34.9M2.5%+167%
17POST$POSTPost Holdings, Inc.$31.6M2.3%NEW53.8
18BILL$BILLBILL Holdings, Inc.$29.9M2.1%-54%56.8
19BL$BLBLACKLINE, INC.$26.3M1.9%-64%49.9
20PENG$PENGPenguin Solutions, Inc.$23.1M1.7%-23%46.7
21HALO$HALOHALOZYME THERAPEUTICS, INC.$19.8M1.4%NEW81.2
22LMAT$LMATLEMAITRE VASCULAR INC$13.5M1.0%+0%69.1
23FIVN$FIVNFive9, Inc.$7.8M0.6%-64%58.1
24VOYG$VOYGVoyager Technologies, Inc./TX$1.0M0.1%+0%27.6

New Positions (7)

BBIO$BBIO BridgeBio Pharma, Inc.$126.6M
LCII 3 03/01/30$83.2M
ALNY$ALNY ALNYLAM PHARMACEUTICALS, INC.$77.1M
WK$WK WORKIVA INC$53.9M
IRTC$IRTC iRhythm Holdings, Inc.$39.7M
POST$POST Post Holdings, Inc.$31.6M
HALO$HALO HALOZYME THERAPEUTICS, INC.$19.8M

Exited Positions (7)

JAZZ INVESTMENTS I LTD
BOX$BOX BOX INC
CFLT$CFLT Confluent, Inc.
TRIP$TRIP TripAdvisor, Inc.
SE$SE Sea Ltd
ETSY$ETSY ETSY INC
PRGS$PRGS PROGRESS SOFTWARE CORP /MA

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AI-Powered Hedge Fund Analysis: STEELHEAD PARTNERS LLC

13F Pro is an AI hedge fund tracker and stock research platform. For STEELHEAD PARTNERS LLC (SEC CIK: 1133521), the platform ingests every quarterly Form 13F filing and applies AI-powered analysis on top — 10 specialized AI analysts (value, growth, momentum, macro, activist, and more) debate the fund's top positions and publish AI-generated analysis with cited SEC sources.

Every holding in STEELHEAD PARTNERS LLC's portfolio is scored on a 32-signal AI quality ranking (ROIC, FCF margin, revenue growth, institutional flow, earnings quality, shareholder dilution, and more). Track accumulation and distribution quarter over quarter, identify conviction positions, and see AI stock analysis for each position — alongside 8,700+ other institutional filers and 2,800+ AI-ranked companies.