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Spyre Therapeutics (SYRE) widens Q1 loss but builds $1.18B pro forma cash runway

Filing Impact
(High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

Spyre Therapeutics reported first quarter 2026 results showing continued investment in its pipeline and a larger net loss. Net loss was $69.0 million compared with $44.8 million a year earlier, driven by higher R&D and G&A spending and a swing to other expense from prior-year income.

R&D rose to $60.4 million as manufacturing, clinical trial activity, and headcount increased. G&A reached $15.2 million. The company recorded a $30.0 million gain tied to FDA approval milestones from a prior asset sale, partly offset by higher contingent value right liability, which contributed to $23.4 million in other expense. Spyre ended March 31, 2026 with $741.5 million in cash, cash equivalents, and marketable securities, and reported $1,176.8 million of pro forma cash including April 2026 equity offering proceeds, which it expects will fund operations into the second half of 2029.

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Insights

Spyre deepens R&D spend, reports strong cash runway and encouraging Phase 2 data.

Spyre Therapeutics increased first quarter 2026 R&D to $60.4M from $41.6M while G&A rose to $15.2M. Net loss widened to $69.0M, reflecting higher operating expenses and a shift to other expense from prior-year income.

Cash, cash equivalents, and marketable securities totaled $741.5M as of March 31, 2026, with pro forma cash of $1,176.8M including an April 2026 equity raise. Management indicates this supports a cash runway into the second half of 2029, giving substantial time to progress multiple Phase 2 programs.

On the clinical side, Part A of the SKYLINE Phase 2 trial showed SPY001 reduced Robart’s Histopathology Index by 9.2 points and achieved clinical remission and endoscopic improvement rates of 40% and 51%. Multiple additional proof-of-concept readouts are planned in 2026, so subsequent disclosures may further clarify the value of the pipeline relative to the current loss-making profile.

Item 2.02 Results of Operations and Financial Condition Financial
Disclosure of earnings results, typically an earnings press release or preliminary financials.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
Cash, cash equivalents and marketable securities $741.5 million As of March 31, 2026
Pro forma cash $1,176.8 million As of March 31, 2026 including April 2026 offering
Net cash used in operating activities $57.4 million First quarter 2026
R&D expenses $60.4 million First quarter 2026 (vs. $41.6 million in 2025)
G&A expenses $15.2 million First quarter 2026 (vs. $11.9 million in 2025)
Net loss $69.0 million First quarter 2026 (vs. $44.8 million in 2025)
Gain on sale of in-process R&D asset $30.0 million Milestones from 2023 pegzilarginase rights sale in Q1 2026
Other expense $23.4 million First quarter 2026, driven by CVR liability fair value changes
SPY001 RHI reduction 9.2 points Robart’s Histopathology Index change in SKYLINE Part A
SPY001 clinical remission rate 40% Key secondary endpoint in SKYLINE Part A
Robart’s Histopathology Index medical
"SPY001 achieved the primary endpoint, demonstrating a statistically significant reduction in the Robart’s Histopathology Index (RHI) score of 9.2 points"
A histopathology index that assigns a numeric score to the microscopic appearance of tissue samples, most commonly used to measure intestinal inflammation in clinical trials. It acts like a report card for how much disease activity is present under the microscope, and matters to investors because changes in this score are often used as objective evidence of a drug’s effectiveness, influencing trial outcomes, regulatory decisions and commercial prospects.
contingent value right (CVR) liability financial
"primarily driven by changes in the fair value of the contingent value right (CVR) liability"
Phase 2 platform trial medical
"the Company initiated a Phase 2 induction and maintenance platform trial of SPY001, SPY002, SPY003"
basket trial medical
"initiated a Phase 2 randomized and placebo-controlled basket trial of SPY072 in patients"
A basket trial is a type of clinical study that tests one treatment across multiple diseases or patient groups that share a common biological feature, like a genetic marker. Think of it as trying one key in several different locks that use the same mechanism; positive results can speed development and expand a drug’s potential market, while mixed results can raise uncertainty about which patient groups will benefit and how regulators will view approvals.
in-process research and development asset financial
"recognized a gain of $30.0 million for achieved milestones related to the 2023 sale of the global rights of the legacy Aeglea asset pegzilarginase"
non-voting convertible preferred stock financial
"Series A non-voting convertible preferred stock, $0.0001 par value; 1,086,341 shares authorized"
A non-voting convertible preferred stock is a share that normally pays a fixed dividend and takes priority over common stock for payouts, but does not grant the holder the right to vote on corporate matters. It can be exchanged later for a set number of common shares, offering the potential to participate in price gains without immediate control—like holding a high-yield loan that can be turned into equity, which matters to investors weighing steady income, upside potential, and possible dilution of ownership.
Net loss $69.0 million
R&D expenses $60.4 million
G&A expenses $15.2 million
Cash, cash equivalents and marketable securities $741.5 million
Pro forma cash $1,176.8 million
Guidance

The company stated that existing cash resources, including pro forma cash, are expected to fund operations into the second half of 2029.

false000163628200016362822026-05-052026-05-05

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
_______________________________________________________

FORM 8-K
_______________________________________________________
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): May 5, 2026
_______________________________________________________
SPYRE THERAPEUTICS, INC.
(Exact name of Registrant as Specified in Its Charter)
_______________________________________________________
Delaware001-3772246-4312787
(State or Other Jurisdiction
of Incorporation)
(Commission File Number)(IRS Employer
Identification No.)
221 Crescent Street
Building 23
Suite 105
 
Waltham, MA
 
02453
(Address of Principal Executive Offices) (Zip Code)
Registrant’s Telephone Number, Including Area Code: 617 651-5940
Not Applicable
(Former Name or Former Address, if Changed Since Last Report)
_______________________________________________________
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:
oWritten communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
oSoliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
oPre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
oPre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading
Symbol(s)
Name of each exchange on which registered
Common Stock, $0.0001 Par Value Per Share
SYRE
The Nasdaq Stock Market LLC
(Nasdaq Global Select Market)
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).
Emerging growth company o
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. o
Item 2.02 Results of Operations and Financial Condition.
On May 5, 2026, Spyre Therapeutics, Inc. (the “Company”) issued a press release announcing its financial results for the first quarter ended March 31, 2026. A copy of the press release is furnished as Exhibit 99.1 to this report.
The information in this Item 2.02, including Exhibit 99.1 to this report, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference into any filing under the Exchange Act or under the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.
(d)Exhibits
Exhibit Number
Description
99.1
Press release issued by Spyre Therapeutics, Inc. regarding its financial results for the first quarter ended March 31, 2026, dated May 5, 2026.
104Cover Page Interactive Data File (embedded within the Inline XBRL document)



SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
  
SPYRE THERAPEUTICS, INC.
   
Date:
May 5, 2026
By:
/s/ Scott Burrows
   
Scott Burrows
Chief Financial Officer


Exhibit 99.1
image_1.jpg
Spyre Therapeutics Reports First Quarter 2026 Financial Results and Provides Corporate Update

Announced positive topline induction data from Part A of the Phase 2 SKYLINE trial of SPY001, demonstrating best-in-class efficacy potential and a safety profile consistent with the α4β7 class

Announced over-enrollment and acceleration of topline readout to the third quarter of 2026 of the rheumatoid arthritis (“RA”) sub-study of the Phase 2 SKYWAY basket trial

Remain on track for 6 proof-of-concept readouts in 2026 across the SKYLINE and SKYWAY Phase 2 trials

Further strengthened the balance sheet with $463 million gross proceeds from an underwritten public offering of
common stock

$1.2 billion in pro forma cash, cash equivalents, and marketable securities as of March 31, 2026, with expected runway into the second half of 2029

Waltham, Mass, May 5, 2026 (GLOBE NEWSWIRE) - Spyre Therapeutics, Inc. (“Spyre” or the “Company”) (NASDAQ:SYRE), a clinical-stage biotechnology company pioneering long-acting antibodies and antibody combinations to redefine the standard of care for inflammatory bowel disease (“IBD”) and rheumatic diseases (“RD”), today announced its first quarter 2026 financial results and provided program and corporate updates.

“With our first Phase 2 readout of the year supporting a potential best-in-class profile for SPY001 in IBD, we have begun to deliver on the promise of what we believe is one of the most ambitious and differentiated pipelines in our industry. This result opened the possibility that our monotherapies could become valuable products in IBD and further strengthened our conviction that our combination therapies have the potential to deliver paradigm-changing efficacy for the more than two million Americans suffering from IBD,” said Cameron Turtle, DPhil, Chief Executive Officer of Spyre. “We have now begun enrolling our IBD combination therapies across the world and look forward to unveiling additional monotherapy results over the next few months and combination data next year. Outside IBD, we are advancing a potentially first- and best-in-class anti-TL1A antibody across multiple rheumatic diseases, where we continue to execute ahead of schedule and see significant opportunity for this mechanism paired with a convenient dosing profile. Collectively, we believe our assets, strategy, and execution position Spyre to deliver meaningful outcomes for patients and substantial long-term value for shareholders.”

Development Pipeline Overview and Update

The Company is pioneering long-acting antibodies and antibody combinations to redefine the standard of care in IBD and rheumatic diseases. IBD is a chronic condition characterized by inflammation within the gastrointestinal tract, including two main disorders: ulcerative colitis (“UC”) and Crohn's disease (“CD”). In the United States, it is estimated that approximately 2.4 million individuals are diagnosed with IBD. RA, PsA, and axSpA are chronic inflammatory autoimmune conditions primarily characterized by pain, stiffness, and swelling of the joints, as well as impacts on the spine and skin. Together, these rheumatic conditions affect more than three million individuals in the U.S. Existing therapies for these diseases today generally offer incomplete efficacy, meaningful safety warnings, and inconvenient dosing profiles.

Each of the Company's monotherapy programs in IBD target validated mechanisms with the potential for safe and effective treatment of UC and CD with infrequent dosing as a monotherapy or in rational combinations. The



Company is also studying its anti-TL1A program as a monotherapy in indications outside IBD, including RA, PsA, and axSpA.

The Company has two ongoing Phase 2 clinical trials with proof-of-concept data readouts in 2026:

SKYLINE Phase 2 Platform Trial in IBD - in May 2025, the Company initiated a Phase 2 induction and maintenance platform trial of SPY001, SPY002, SPY003, as well as pairwise combinations thereof (six investigational agents in total) in patients with moderately to severely active UC. The trial consists of two parts:
Part A: Open-label assessment of the safety and preliminary efficacy of a single dose level of each investigational monotherapy. Enrollment for Part A has completed, with SPY001 Part A topline induction data announced in April 2026, and topline data expected for SPY002 and SPY003 in mid-2026 and the third quarter of 2026, respectively.
Part B: Randomized and placebo-controlled assessment of the safety and efficacy of monotherapies and combinations, designed to provide dose-ranging data on monotherapies, proof-of-concept, and contribution of components for combinations, with induction data expected in 2027.

SKYLINE is currently enrolling participants into Part B of the trial.

SKYWAY Phase 2 Basket Trial in Rheumatic Diseases (RA, PsA, axSpA) - in September 2025, the Company initiated a Phase 2 randomized and placebo-controlled basket trial of SPY072 in patients with moderately to severely active RA, PsA, or axSpA. The trial consists of three sub-studies:

RA sub-study: Double-blind, placebo-controlled safety and efficacy study of two dose levels of SPY072 at Week 12 with open-label follow-up through Week 36. This sub-study has completed enrollment ahead of schedule and topline proof-of-concept data are expected in the third quarter of 2026.
PsA sub-study: Double-blind, placebo-controlled safety and efficacy study of a single dose level of SPY072 at Week 16 with open-label follow-up through Week 40. Enrollment continues in this sub-study and topline proof-of-concept data are expected in the fourth quarter of 2026.
axSpA sub-study: Double-blind, placebo-controlled safety and efficacy study of a single dose level of SPY072 at Week 16 with open-label follow-up through Week 40. Enrollment continues in this sub-study and topline proof-of-concept data are expected in the fourth quarter of 2026.

The investigational therapies being studied in the SKYLINE and SKYWAY clinical trials include:

SPY001 – a highly potent and selective investigational monoclonal antibody targeting α4β7, engineered with half-life extension technology and formulated at high concentration with the goal of maximizing efficacy and enabling infrequent, subcutaneous maintenance dosing.

In April 2026, topline induction results were presented for SPY001 from Part A of the SKYLINE trial in ulcerative colitis subjects. 43 subjects were dosed with SPY001 and 41 subjects completed the induction period. SPY001 was well tolerated with a safety profile consistent with the α4β7 class. SPY001 achieved the primary endpoint, demonstrating a statistically significant reduction in the Robart’s Histopathology Index (RHI) score of 9.2 points (p<0.0001). The rates of key secondary endpoints of clinical remission and endoscopic improvement were clinically meaningful at 40% and 51%, respectively.

SPY002 and SPY072 – two highly potent and selective, investigational anti-TL1A monoclonal antibodies, engineered with half-life extension technology and formulated at high concentration with the goal of maximizing efficacy and enabling infrequent, subcutaneous maintenance dosing. The Company believes TL1A has emerged as one of the most promising targets in IBD and broader immunology indications. SPY002 is being evaluated for



the treatment of IBD in the SKYLINE study and SPY072 is being evaluated for the treatment of rheumatic diseases in the SKYWAY study.

In June 2025, interim healthy volunteer data from two Phase 1 trials (one for SPY002 and one for SPY072) were presented, demonstrating favorable safety profiles, meaningfully differentiated PK profiles supporting potential Q3M or Q6M maintenance dosing, and complete suppression of free TL1A through up to 20 weeks at single 100mg doses. Longer-term data from these Phase 1 trials were presented at medical meetings in late 2025, providing further support for these potential best-in-class profiles.
Based on these interim results, SPY002 was advanced to the SKYLINE Phase 2 platform trial, and SPY072 was advanced to the SKYWAY Phase 2 basket trial.

SPY003 – a highly potent and selective investigational monoclonal antibody targeting the p19 subunit of IL-23, engineered with half-life extension technology and formulated at high concentration with the goal of maximizing efficacy and enabling infrequent, subcutaneous maintenance dosing.

In November 2025, interim healthy volunteer data from a Phase 1 trial were disclosed, demonstrating that SPY003 exhibited a favorable safety profile and a meaningfully differentiated PK profile supporting potential Q3M or Q6M maintenance dosing. Additional data from this Phase 1 trial were presented at the 21st Congress of the European Crohn’s and Colitis Organisation ("ECCO") in February 2026, providing further support for this potential best-in-class profile.
Based on these interim results, SPY003 was advanced to the SKYLINE Phase 2 platform trial.

Rational Combinations – the Company plans to investigate combinations of our proprietary antibodies in nonclinical studies and clinical trials in order to evaluate whether combinations can potentially lead to best-in-class efficacy in IBD, with less frequent dosing.

In February and May 2025, preclinical data for SPY120 were presented at medical meetings, demonstrating that the combined inhibition of TL1A and α4β7 is superior to either monotherapy in mouse models of colitis and that the PK profiles of SPY001 and SPY002 were similar in non-human primates whether dosed as monotherapy or in combination, while also demonstrating no drug effects on PK.
Preclinical data for SPY130 and SPY230 have demonstrated enhanced efficacy and pharmacodynamics with SPY003 in combination with SPY001 and with SPY002.
The Company is enrolling each of its combinations in Part B of the SKYLINE trial.
First Quarter 2026 Financial Results    
Cash Position: As of March 31, 2026, Spyre had cash, cash equivalents, and marketable securities of $741.5 million. Pro forma cash of $1,176.8 million as of March 31, 2026, also reflects $435.3 million in net proceeds from the recently closed April 2026 underwritten public offering of common stock. Net cash used in operating activities was $57.4 million for the first quarter of 2026.
Research and Development (R&D) expenses: R&D expenses totaled $60.4 million for the first quarter of 2026 and $41.6 million for the first quarter of 2025. The increase was primarily driven by higher manufacturing and clinical trial expenses, as well as higher headcount, partially offset by lower early-stage R&D activities.
General and Administrative (G&A) expenses: G&A expenses totaled $15.2 million for the first quarter of 2026 and $11.9 million for the first quarter of 2025. The increase was primarily driven by higher headcount.
Gain on Sale of In-Process Research and Development Asset: During the first quarter of 2026, the Company
recognized a gain of $30.0 million for achieved milestones related to the 2023 sale of the global rights of the
legacy Aeglea asset pegzilarginase to Immedica, specifically the FDA approval of pegzilarginase.



Total Other (Expense) Income: Other expense totaled $23.4 million for the first quarter of 2026 compared to $8.8 million of other income in the first quarter of 2025, primarily driven by changes in the fair value of the contingent value right (CVR) liability.
Net Loss: Net loss totaled $69.0 million and $44.8 million for the first quarters of 2026 and 2025, respectively.
About Spyre Therapeutics
Spyre Therapeutics is a clinical-stage biotechnology company pioneering long-acting antibodies and antibody combinations to redefine the standard of care for inflammatory bowel disease (“IBD”) and rheumatic diseases. Spyre's pipeline includes investigational extended half-life antibodies targeting α4β7, TL1A, and IL-23.

For more information, please visit http://spyre.com.
Safe Harbor / Forward Looking Statements
Certain statements in this press release, other than purely historical information, may constitute “forward-looking statements” within the meaning of the federal securities laws, including for purposes of the safe harbor provisions under the United States Private Securities Litigation Reform Act of 1995. These statements include, but are not limited to, statements regarding: the Company's future results of operations and financial position; its ability to achieve the expected benefits or opportunities with respect to its product candidates, including their potential commercialization, the possibility that its monotherapies could become valuable assets in IBD and the potential paradigm-shifting efficacy of its combination therapies; its business strategy, including its ability to successfully develop best-in-class therapeutics for IBD, RA, PsA, axSpA and other immune-mediated diseases that meaningfully improve both efficacy and convenience compared to today's standard of care and the Company's ability to develop first-in-class therapeutics for RD; the potential consistency of the SPY001, SPY002, SPY072 and SPY003 Phase 1 trial and Phase 2 trial final data readouts with previously disclosed data for the Company's programs; expectations regarding the drug delivery of the Company's product candidates, including in the form of a subcutaneous injection; the length of time that the Company believes its existing cash resources will fund its operations, including the expectation of cash runway extending into the second half of 2029; estimated market sizes and potential growth opportunities; its nonclinical and future clinical development activities, including the Company's plans for and timing of cohort initiation and data readouts for the ongoing SKYWAY Phase 2 basket trial and SKYLINE Phase 2 platform trial, enrollment of clinical trials and, the inclusion of each rational combination in Part B of the SKYLINE Phase 2 platform trial and the number of data readouts expected to be delivered in 2026 and 2027; the potential efficacy, tolerability, convenience, commercial viability and safety profile of its product candidates, including in combinations; the planned dosing regimen for SPY001, SPY002, SPY072 and SPY003, and combinations thereof, including the potential for a Q3M or Q6M dosing profile and the potential for such dosing profile to be the leading product profile in IBD and RD; the potential therapeutic benefits and economic value of its product candidates as monotherapies or in combinations and their extended half-life; and Spyre’s business plans, milestones, and goals. The words "opportunity," "potential," “milestones,” “pipeline,” “strategy,” “anticipate,” “believe,” “could,” “estimate,” “expect,” “may,” “might,” “plan,” “possible,” “predict,” “should,” “will,” “would,” and similar expressions (including the negatives of these terms) may identify forward-looking statements, but the absence of these words does not mean that a statement is not forward-looking. These forward-looking statements are based on current expectations and beliefs and involve a number of risks and uncertainties, many of which are beyond Spyre’s control, and other assumptions that may cause actual results or performance to be materially different from those expressed or implied by these forward-looking statements. These risks and uncertainties include, but are not limited, uncertainties and risks arising from regulatory feedback, including potential disagreement by regulatory authorities with the Company’s interpretation of data and the Company’s clinical trials for its product candidates; the potential for interim data not being delivered within expected time frames or final data not being consistent with or different than the interim data reported for the Company’s programs; the potential impact of Trump Administration policies and changes in law on the Company’s business; and those uncertainties and factors described in Spyre's most recent Annual Report on Form 10-K, as supplemented and updated by



subsequent Quarterly Reports on Form 10-Q and any other filings that Spyre has made or may make with the SEC from time to time. You should not place undue reliance on forward-looking statements in this press release, which speak only as of the date they are made and are qualified in their entirety by reference to the cautionary statements herein. Spyre does not undertake or accept any duty to make any updates or revisions to any forward-looking statements.
Contact Information:
Media Contact
Josie Butler, 1AB
josie@1abmedia.com
Investor Contact
Eric McIntyre
eric.mcintyre@spyre.com



Spyre Therapeutics, Inc.
Consolidated Balance Sheets
(Unaudited, in thousands, except share and per share amounts)
March 31,
2026
December 31,
2025
ASSETS
CURRENT ASSETS
Cash and cash equivalents$97,185 $85,721 
Marketable securities644,282 670,812 
Prepaid expenses and other current assets22,486 21,248 
Total current assets763,953 777,781 
TOTAL ASSETS$763,953 $777,781 
LIABILITIES AND STOCKHOLDERS’ EQUITY
CURRENT LIABILITIES
Accounts payable$5,692 $8,904 
CVR liability50,260 22,820 
Accrued and other current liabilities29,160 26,947 
Related party accounts payable50 14 
Total current liabilities85,162 58,685 
Non-current CVR liability6,690 3,860 
Other non-current liabilities1,290 — 
TOTAL LIABILITIES93,142 62,545 
Commitments and Contingencies
STOCKHOLDERS’ EQUITY
Series A non-voting convertible preferred stock, $0.0001 par value; 1,086,341 shares authorized as of March 31, 2026 and December 31, 2025; 346,045 shares issued and outstanding as of March 31, 2026 and December 31, 2025.
146,425 146,425 
Series B non-voting convertible preferred stock, $0.0001 par value; 271,625 shares authorized and 16,667 shares issued and outstanding as of March 31, 2026 and December 31, 2025.
9,395 9,395 
Preferred stock, $0.0001 par value; 8,642,034 shares authorized as of March 31, 2026 and December 31, 2025; no shares issued and outstanding as of March 31, 2026 and December 31, 2025.
— — 
Common stock, $0.0001 par value; 400,000,000 shares authorized as of March 31, 2026 and December 31, 2025; 78,839,858 shares and 78,189,811 shares issued and outstanding as of March 31, 2026 and December 31, 2025, respectively.
15 15 
Additional paid-in capital1,712,383 1,686,167 
Accumulated other comprehensive (loss) income(767)869 
Accumulated deficit(1,196,640)(1,127,635)
TOTAL STOCKHOLDERS’ EQUITY670,811 715,236 
TOTAL LIABILITIES, CONVERTIBLE PREFERRED STOCK AND STOCKHOLDERS’ EQUITY$763,953 $777,781 



Spyre Therapeutics, Inc.
Consolidated Statements of Operations
(Unaudited, in thousands, except share and per share amounts)
Three Months Ended
March 31,
20262025
Operating expenses:
Research and development (1)
60,411 41,623 
General and administrative (2)
15,230 11,944 
Gain on sale of in-process research and development asset(30,000)— 
Total operating expenses45,641 53,567 
Loss from operations(45,641)(53,567)
Other (expense) income:
Interest income6,995 6,493 
Other (expense) income, net(30,359)2,286 
Total other (expense) income(23,364)8,779 
Loss before income tax expense(69,005)(44,788)
Income tax benefit— 15 
Net loss$(69,005)$(44,773)
Net loss per share, basic and diluted, Series A Preferred Stock$(29.66)$(23.95)
Weighted-average Series A non-voting convertible preferred stock outstanding, basic and diluted346,045346,045
Net loss per share, basic and diluted, Series B Preferred Stock$(29.66)$(23.95)
Weighted-average Series B non-voting convertible preferred stock outstanding, basic and diluted16,66716,667
Net loss per share, basic and diluted, common$(0.74)$(0.60)
Weighted-average common stock outstanding, basic and diluted
78,548,70960,265,932
(1)Includes $3.1 million and $2.5 million in related party expenses for the three months ended March 31, 2026 and 2025, respectively.
(2)Includes related party expenses of $0.3 million for the three months ended March 31, 2026 and 2025, respectively.



FAQ

What were Spyre Therapeutics (SYRE) key financial results for Q1 2026?

Spyre Therapeutics reported a net loss of $69.0 million for Q1 2026, compared with $44.8 million a year earlier. R&D expenses were $60.4 million and G&A expenses were $15.2 million, reflecting higher clinical, manufacturing, and headcount spending.

How much cash does Spyre Therapeutics (SYRE) have after its April 2026 equity offering?

As of March 31, 2026, Spyre held $741.5 million in cash, cash equivalents, and marketable securities. Pro forma cash was $1,176.8 million, including $435.3 million in net proceeds from an April 2026 underwritten public offering of common stock.

What efficacy did SPY001 show in the SKYLINE Phase 2 ulcerative colitis trial?

In Part A of the SKYLINE Phase 2 trial, SPY001 reduced the Robart’s Histopathology Index by 9.2 points and was well tolerated. Clinical remission was achieved in 40% of subjects and endoscopic improvement in 51%, supporting best-in-class efficacy potential within the α4β7 class.

What is driving the increase in Spyre Therapeutics (SYRE) R&D and G&A expenses?

R&D expenses rose to $60.4 million, primarily from higher manufacturing, clinical trial costs, and added headcount. G&A expenses increased to $15.2 million, mainly due to higher staffing. These higher operating costs support expansion of Phase 2 programs and corporate infrastructure.

How did the CVR liability affect Spyre Therapeutics’ Q1 2026 results?

Total other expense was $23.4 million in Q1 2026 versus $8.8 million of other income in Q1 2025. Management attributes this swing mainly to changes in the fair value of the contingent value right (CVR) liability, which increased reported other expense.

What upcoming clinical readouts has Spyre Therapeutics (SYRE) highlighted for 2026?

Spyre expects six proof-of-concept readouts in 2026 across its SKYLINE and SKYWAY Phase 2 trials. These include additional monotherapy data for SPY002 and SPY003 in ulcerative colitis and multiple readouts from the SKYWAY basket trial in rheumatoid and other rheumatic diseases.

Filing Exhibits & Attachments

4 documents