Financial Performance - Revenues decreased approximately $1.4 million to $0.4 million for Q3 2024, compared to $1.8 million for Q3 2023, primarily due to reduced revenue under the Cipla Agreement related to the wind down of the PUR1900 Phase 2b clinical trial[6]. - The net loss for Q3 2024 was approximately $2.6 million, compared to a net loss of $3.8 million for Q3 2023[12]. Research and Development - Research and development expenses decreased approximately $3.2 million to $0.8 million for Q3 2024, compared to $4.0 million for Q3 2023, mainly due to reduced employment and operating costs following the MannKind cross-license agreement[7]. - The Phase 1 trial results for PUR3100 indicated that it achieved peak exposures in the targeted therapeutic range, with time to maximum concentration occurring at five minutes after dosing[2]. - Pulmatrix is exploring financing or partnership arrangements to develop and initiate a potential Phase 2 clinical study for PUR3100, which is positioned as Phase 2-ready following FDA acceptance of its IND application[2]. - The company plans to pursue partnership or other alternatives to monetize or advance PUR1800, which is a Narrow Spectrum Kinase Inhibitor for the treatment of acute exacerbations in chronic obstructive pulmonary disease[3]. Expenses - General and administrative expenses increased approximately $0.5 million to $2.2 million for Q3 2024, compared to $1.7 million for Q3 2023, primarily due to one-time employee separation costs[8]. Cash Position - The total cash and cash equivalents balance as of September 30, 2024, was $10.8 million, with a projected cash runway into Q4 2026[9]. Intellectual Property - As of September 30, 2024, Pulmatrix's patent portfolio related to iSPERSE™ included approximately 147 granted patents and 51 pending patent applications[5]. Clinical Trials - Pulmatrix completed all wind down activities for the PUR1900 Phase 2b study in Q3 2024, and will receive 2% royalties on any potential future net sales by Cipla outside the United States[4].

Company Overview - The company is a clinical-stage biopharmaceutical firm focused on developing novel inhaled therapeutic products using its patented iSPERSE technology, targeting respiratory and CNS disorders [69]. - The company aims to seek partnerships and license agreements to support the development and commercialization of its product candidates [82]. - The company is leveraging its iSPERSE technology to identify new product candidates for diseases with significant unmet medical needs [80]. Product Pipeline - The current product pipeline includes PUR3100 for acute migraine, PUR1800 for AECOPD, and PUR1900 for ABPA, with each candidate designed to achieve specific therapeutic objectives [71]. - PUR3100 has received FDA acceptance for its IND application and is positioned for a Phase 2 clinical study, which will evaluate its safety and efficacy in treating acute migraine [76]. - PUR1800 has completed a Phase 1b clinical study, showing safety and tolerability, and is being developed for the treatment of AECOPD [77]. - The company has terminated the PUR1900 Phase 2b study but will seek to monetize it in the U.S., while receiving 2% royalties on future net sales by Cipla outside the U.S. [78]. Financial Performance - Revenues for the three months ended June 30, 2024, were $1.6 million, a decrease of $0.3 million from $1.8 million in the same period of 2023, primarily due to the winding down of the PUR1900 Phase 2b clinical trial [105]. - Revenues for the six months ended June 30, 2024, were $7.4 million, an increase of $4.1 million from $3.3 million in the same period of 2023 [107]. - Total operating expenses for the three months ended June 30, 2024, were $7.5 million, an increase of approximately 27.7% from $5.8 million in the same period of 2023 [105]. - Total operating expenses for the six months ended June 30, 2024, were $12.6 million, an increase of approximately 5.6% from $11.9 million in the same period of 2023 [107]. - The company incurred an accumulated deficit of $292.6 million through June 30, 2024, primarily due to research and development activities and general administrative expenses [110]. Research and Development Expenses - Research and development expenses decreased to $2.8 million for the three months ended June 30, 2024, from $4.2 million in the same period of 2023, a reduction of approximately 31.9% [106]. - Research and development expenses for the six months ended June 30, 2024, were $6.3 million, down from $8.0 million in the same period of 2023, a decrease of approximately 21.1% [107]. - Research and development expenses decreased to $6.3 million for the six months ended June 30, 2024, down approximately $1.7 million (21.25%) from $8.0 million for the same period in 2023, mainly due to winding down the PUR1900 Phase 2b clinical trial [108]. General and Administrative Expenses - General and administrative expenses increased to $2.0 million for the three months ended June 30, 2024, compared to $1.7 million in the same period of 2023, an increase of approximately 17.6% [106]. - General and administrative expenses were $3.6 million for the six months ended June 30, 2024, a decrease of approximately $0.3 million (7.69%) from $3.9 million for the same period in 2023 [109]. Cash Flow and Financing - Total cash and cash equivalents as of June 30, 2024, were $12.4 million, with an additional $1.4 million in short-term restricted cash becoming available for operations in August 2024 [110]. - Net cash used in operating activities for the six months ended June 30, 2024, was $6.4 million, compared to $9.8 million for the same period in 2023, reflecting a decrease of $3.4 million (34.69%) [113][115]. - No cash was provided by financing activities for the six months ended June 30, 2024, while $0.053 million was provided in the same period of 2023 from the issuance of common stock [117]. - The company is exploring financing or partnership arrangements to develop and initiate a potential Phase 2 clinical study for PUR3100 [111]. Future Outlook - The company plans to continue incurring substantial expenses and operating losses for several years as it advances its drug development plans, particularly for PUR3100 [74]. - The company expects to continue incurring losses over the next several years due to development costs associated with its iSPERSE pipeline programs, contingent on obtaining financing or partnerships [111]. - The company anticipates completing all Phase 2b wind down activities within the third quarter of 2024 [96]. Market Conditions - The ongoing geopolitical conflicts and the end of the COVID-19 public health emergency may adversely impact the company's business and operations, contributing to increased market volatility [121].

Exhibit 99.1 Pulmatrix Announces Second Quarter 2024 Financial Results and Provides Corporate Update Completed series of transactions with MannKind Corporation validating iSPERSE™ technology and extending projected cash runway into Q4 2026 $12.4 million in cash and cash equivalents at the end of Q2 2024, with an additional $1.4 million in restricted cash becoming unrestricted in August 2024 Pursuing strategic alternatives to further leverage iSPERSE™ and optimize the potential of PUR3100 Framingham, Mass., ...

Completed series of transactions with MannKind Corporation validating iSPERSE™ technology and extending projected cash runway into Q4 2026 $12.4 million in cash and cash equivalents at the end of Q2 2024, with an additional $1.4 million in restricted cash becoming unrestricted in August 2024 Pursuing strategic alternatives to further leverage iSPERSE™ and optimize the potential of PUR3100 FRAMINGHAM, Mass., Aug. 13, 2024 /PRNewswire/ -- Pulmatrix, Inc. ("Pulmatrix" or the "Company") (Nasdaq: PULM), a clinic ...

Cross license involves Pulmatrix iSPERSE™ technology and MannKind's Cricket® inhalation device. Pulmatrix transferring leased building, all leasehold improvements, laboratory equipment and other related personal property in exchange for MannKind assumption of lease. For more on the Company's inhaled product candidates please visit: https://www.pulmatrix.com/pipeline.html. About PUR3100 PUR3100 is an orally inhaled formulation of dihydroergotamine (DHE) engineered with iSPERSE™ for the treatment of acute mig ...

Orally Inhaled PUR3100 is associated with rapid systemic PK within the therapeutic window and a mean time to Cmax matching intravenously (IV) administered DHE. Self-administered PUR3100 showed improved safety and tolerability relative to IV DHE. The completed Phase 1 study demonstrated optimal pharmacokinetics and improved tolerability of PUR3100 compared to IV DHE. The Phase 1 trial was a randomized, double-dummy, double-blinded design to assesses the safety, tolerability, and pharmacokinetics (PK) of thre ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q PULMATRIX, INC. (Exact name of registrant as specified in its charter) Delaware 46-1821392 (State or other jurisdiction of incorporation or organization) (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ____ ...

First Quarter 2024 and Recent Program and Corporate Highlights Ted Raad, Chief Executive Officer of Pulmatrix, commented, "Our focus in the first quarter has been to continue our cost saving measures including the wind down of the Phase 2b study for PUR1900 and on strategic alternatives that leverage the potential of PUR3100, iSPERSE™ technology and our extended cash resources." Exhibit 99.1 Pulmatrix Announces First Quarter 2024 Financial Results and Provides Corporate Update PUR3100 $16.3 million in cash ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from ___________ to __________ Commission file number: 001-36199 PULMATRIX, INC. (Exact name of registrant as specified in its charter) (State or other jurisdiction of ...

(Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q For the transition period from ___________ to __________ Commission file number: 001-36199 PULMATRIX, INC. (Exact name of registrant as specified in its charter) Delaware 46-1821392 (St ...