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Spyre Therapeutics, Inc. (SYRE) SEC Filings & Earnings Calls

EquiReason read 25 Spyre Therapeutics, Inc. SEC filings in the last 12 months. Latest: SC 13D/A on 2026-10-09 — Fairmount Funds disclosed a 9.19% passive stake in Spyre Therapeutics and entered a 60-day lock-up agreement..

Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason

SYRESpyre Therapeutics, Inc.Follow SYRE — free
Biotechnology · Healthcare
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Market cap
8.0B
P/E TTM
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Dividend yield
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52-week
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Next earnings
5 Nov, in 12 days

Every filing, read

last 12 months · SEC

What happened, the numbers inside, guidance and risks. The original is one click away.

9 Oct 2026SC 13D/AFairmount Funds disclosed a 9.19% passive stake in Spyre Therapeutics and entered a 60-day lock-up agreement.SEC ↗
9 Oct 2026SC 13D/ASchedule 13D/A: Fairmount Funds Management LLC 9.99%SEC ↗
7 Oct 20268-K · 1.01Spyre Therapeutics entered into an underwriting agreement to sell 4,117,648 shares at $85.00 per share, with expected gross proceeds of ~$350M, to fund clinical programs and general corporate purposes.open

Figures in the filing · each found in the filing text

Gross proceeds · Q4-2026$350M
Shares offered · Q4-20264,117,648
Public offering price per share · Q4-2026$85.00

Risks flagged

Dilution from equity offering may pressure existing shareholders.

“Issuance of 4,117,648 shares (plus up to 617,647 option shares) increases share count.”
Read the original on SEC EDGAR ↗
8 Sep 20268-K · 7.01, 8.01Spyre Therapeutics reports positive Phase 2 SKYLINE Part A data for SPY003 (anti-IL-23) in UC, meeting primary endpoint with 10-point RHI reduction (p<0.0001).open

Figures in the filing · each found in the filing text

Change in RHI from baseline · Week 12$10.00
Clinical remission rate · Week 1220.0%
Endoscopic improvement rate · Week 1230.0%
Change in modified Mayo Score · Week 12$3.50

Risks flagged

Early-stage data; Part B combination data not yet available; regulatory and commercial risks remain.

“Part B topline data expected in 2027; safety profile consistent with class.”
Read the original on SEC EDGAR ↗
25 Aug 20268-K · 7.01, 8.01Spyre Therapeutics announced topline results from RA sub-study of Phase 2 SKYWAY trial for SPY072. Both doses showed statistically significant benefits vs placebo on primary endpoint (DAS28-CRP) and some secondary endpoints, but magnitude dopen

Risks flagged

SPY072 did not meet internal bar for monotherapy development in RA, indicating potential setback for this indication.

“Magnitude of effect did not meet Company's target to prioritize monotherapy development of SPY072 in RA.”

Clinical hold on RGX-121 (separate company) but not directly relevant to Spyre.

“Not applicable.”
Read the original on SEC EDGAR ↗
4 Aug 20268-K · 2.02Cash, cash equivalents, and marketable securities $1.10B; SPY001 clinical remission rate 40; SPY002 clinical remission rate 33earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q2-2026$1.10B
SPY001 clinical remission rate · IBD · Q2-202640.0%
SPY002 clinical remission rate · IBD · Q2-202633.0%

Risks flagged

Clinical-stage company with no approved products; regulatory and trial risks.

“Clinical-stage biotechnology company; no revenue from product sales.”
Read the original on SEC EDGAR ↗
4 Aug 202610-QCompleted $435.2M follow-on offering and established new $500M ATM program, significantly strengthening cash position.open

Figures in the filing · each found in the filing text

Cash and cash equivalents · 2026-06-30$162M+89% y/y
Marketable securities · 2026-06-30$983M+47% y/y
Research and development expense · Q2-2026$66M+63% y/y
General and administrative expense · Q2-2026$16M+37% y/y
Net loss · Q2-2026$-36M-1% y/y
CVR liability · 2026-06-30$39M
Accumulated deficit · 2026-06-30$-1.23B+9% y/y
Net proceeds from follow-on offering · Q2-2026$435M

Risks flagged

High R&D spending and operating losses

“R&D expense increased to $65.5M in Q2 2026 from $40.1M in Q2 2025; net loss of $36.2M.”

CVR liability uncertainty

“CVR liability increased to $38.6M from $26.7M at Dec 2025, driven by milestone achievements.”

Dilution risk from ATM program

“New ATM program allows sale of up to $500M in common stock.”
Read the original on SEC EDGAR ↗
23 Jun 2026SC 13D/AAmendment No. 7 to Schedule 13D: Fairmount Funds sold 4.68M shares and board member Peter Harwin resigned from Spyre Therapeutics.open

Risks flagged

Activist exit risk

“On June 23, 2026, Fund II sold in a block trade a total of 4,684,781 shares of Common Stock at a price of $85.31 per share.” · word for word
Read the original on SEC EDGAR ↗
23 Jun 2026SC 13D/AAmendment No. 7 to Schedule 13D: Fairmount Funds sold 4.68M shares and board member Peter Harwin resigned from Spyre Therapeutics.open

Risks flagged

Activist exit risk

“On June 23, 2026, Fund II sold in a block trade a total of 4,684,781 shares of Common Stock at a price of $85.31 per share.” · word for word
Read the original on SEC EDGAR ↗
15 Jun 20268-K · 7.01, 8.01Issued a Regulation FD disclosure (forward guidance or material update); disclosed a material event under other events (litigation, recall, contract loss, or major announcement)open

Risks flagged

Two SAEs reported but deemed not drug-related; safety profile consistent with TL1A class.

“SAEs: UC exacerbation and worsening heart failure, both not drug-related.”
Read the original on SEC EDGAR ↗
1 Jun 20268-K · 8.01Disclosed a material event under other events (litigation, recall, contract loss, or major announcement); filed financial statements and exhibits with this reportSEC ↗
29 May 20268-K · 5.02, 5.07Reported the departure of a director or principal officer (CEO/CFO change); submitted matters to a vote of security holdersSEC ↗
5 May 20268-K · 2.02Cash, cash equivalents, and marketable securities $1.20B; Gross proceeds from public offering $463M; Reduction in Robart's Histopathology Index (RHI) 9.2earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q1-2026$1.20B
Gross proceeds from public offering · Q1-2026$463M
Reduction in Robart's Histopathology Index (RHI) · Q1-2026$9.20
Clinical remission rate · Q1-202640.0%
Endoscopic improvement rate · Q1-202651.0%

Risks flagged

Clinical-stage biotech with no approved products; reliance on pipeline success.

“Company is a clinical-stage biotechnology company with no approved products; all programs are in Phase 2 trials.”

Dilution risk from recent equity offering.

“Raised $463 million through an underwritten public offering of common stock, increasing share count.”
Read the original on SEC EDGAR ↗
5 May 202610-QCash, cash equivalents, and marketable securities $741M; Net loss $-69M; Research and development expense $60Mopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q1-2026$741M
Net loss · Q1-2026$-69M
Research and development expense · Q1-2026$60M
General and administrative expense · Q1-2026$15M
Gain on sale of IPR&D asset · Q1-2026$30M
CVR liability · Q1-2026$57M
Net proceeds from April 2026 offering · Q2-2026$435M

Risks flagged

No revenue, history of losses

“The Company is a clinical stage biotechnology company with a limited operating history, and due to its significant research and development expenditures, the Company has generated operating losses since its inception and has not generated any revenue from the commercial sale of any products.” · word for word

CVR liability volatility

“The change in fair value between December 31, 2025 and March 31, 2026 was a $30.3 million increase, primarily driven by the achievement of certain milestones and changes in the likelihood of achievement of certain milestones.” · word for word
Read the original on SEC EDGAR ↗
20 Apr 2026SC 13D/AFairmount Funds Management LLC and related entities filed an amended Schedule 13D disclosing a 9.09% beneficial ownership stake in Spyre Therapeutics, Inc. and a 60-day lock-up agreement related to an underwritten public offering.open

Figures in the filing · each found in the filing text

Beneficial ownership percentage · 2026-04-169.1%
Shares outstanding · 2026-04-1690,060,297
Read the original on SEC EDGAR ↗
20 Apr 2026SC 13D/AFairmount Funds Management LLC and related entities filed an amended Schedule 13D disclosing a 9.09% beneficial ownership stake in Spyre Therapeutics, Inc. and a 60-day lock-up agreement related to an underwritten public offering.open

Figures in the filing · each found in the filing text

Beneficial ownership percentage · 2026-04-169.1%
Shares outstanding · 2026-04-1690,060,297
Read the original on SEC EDGAR ↗
16 Apr 20268-K · 1.01Spyre Therapeutics completed a public offering of 7.475M shares (including overallotment) at $62/share, raising ~$463.5M gross proceeds to fund IBD and rheumatic disease programs.open

Risks flagged

Dilution to existing shareholders from new share issuance.

“6.5M primary shares issued, plus 975k option shares.”
Read the original on SEC EDGAR ↗
13 Apr 20268-K · 7.01, 8.01Spyre announced positive Phase 2 SKYLINE Part A topline data for SPY001 in ulcerative colitis: primary endpoint met (RHI -9.2, p<0.0001), clinical remission 40%, endoscopic improvement 51%, safety consistent with class. Potential best-in-clopen

Figures in the filing · each found in the filing text

RHI reduction from baseline · Q2-2026$9.20
clinical remission rate · Q2-202640.0%
endoscopic improvement rate · Q2-202651.0%
change in Modified Mayo Score · Q2-2026$-3.70

Risks flagged

Clinical and regulatory risks remain; Phase 2 data may not predict Phase 3 success.

“Forward-looking statements highlight risks in drug development, regulatory approval, and competition.”
Read the original on SEC EDGAR ↗
13 Apr 20268-K · 2.02, 8.01Released earnings results and quarterly financials; disclosed a material event under other events (litigation, recall, contract loss, or major announcement)earningsopen

Risks flagged

ATM program suspended, limiting near-term equity financing flexibility.

“Company suspended and terminated the ATM Prospectus.”
Read the original on SEC EDGAR ↗
10 Apr 2026DEF 14AAnnual proxy statement for 2026 annual meeting; includes say-on-pay vote, auditor ratification, ESPP amendment, and director elections.open

Figures in the filing · each found in the filing text

Net Proceeds from Equity Offerings · FY2025$310M
Net Income (Loss) · FY2025$-155M
Employees · 2025-12-31102
CEO Total Compensation · FY2025$7M
Median Employee Total Compensation · FY2025$437242.00
Shares Outstanding · 2026-04-0278,784,358
CEO Pay Ratio · FY2025$15.00
Say-on-Pay Support · 202593.0%
Total Stockholder Return (Cumulative) · 2025-12-31$16.65
Peer Group TSR (Cumulative) · 2025-12-31$124.75

Risks flagged

Material Weakness in Internal Controls

“a material weakness identified as of December 31, 2024 related to the Company not designing and maintaining effective controls to evaluate the treatment of the Company’s Series A non-voting convertible preferred stock ("Series A Preferred Stock") and Series B non-voting convertible preferred stock ("Series B Preferred Stock") for the purpose of calculating e” · word for word

Pre-revenue Clinical Stage Company

“Spyre is a recently public, pre-revenue clinical stage biotechnology company” · word for word

Related Party Concentration

“Fairmount beneficially owns more than 5% of a class of our voting securities, has two seats on our Board (held by Peter Harwin and Tomas Kiselak) and beneficially owns more than 5% of Paragon.” · word for word

Stock Price Volatility

“like other companies in the biotechnology industry, faces extreme stock price and volume fluctuations that are often unrelated or disproportionate to our operating performance.” · word for word
Read the original on SEC EDGAR ↗
19 Feb 202610-KFiling text is entirely boilerplate risk factors and generic disclosures; no investment-relevant structural signals, company-specific operating/financial signals, or guidance signals are present.SEC ↗
19 Feb 20268-K · 2.02Cash, cash equivalents, and marketable securities $757Mearningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q4-2025$757M

Risks flagged

Clinical-stage company with no approved products or revenue; success depends on trial outcomes

“Company is a clinical-stage biotechnology company; no revenue or earnings metrics reported”
Read the original on SEC EDGAR ↗
12 Jan 20268-K · 7.01Issued a Regulation FD disclosure (forward guidance or material update); filed financial statements and exhibits with this reportSEC ↗
4 Nov 202510-QSpyre Therapeutics reported Q3 2025 results with net loss improving to $11.2 million from $69.0 million in Q3 2024, driven by a $40.3 million gain in other income, and ended the quarter with $486.2 million in cash and marketable securities.earningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q3-2025$486M
Net loss · Q3-2025$-11M
Research and development expenses · Q3-2025$45M
General and administrative expenses · Q3-2025$12M
CVR liability · Q3-2025$14M
Net proceeds from equity offering · 2025-10-13$297M

Risks flagged

Pre-revenue biotechnology company with no approved products

“The Company is a clinical stage biotechnology company with a limited operating history, and due to its significant research and development expenditures, the Company has generated operating losses since its inception and has not generated any revenue from the commercial sale of any products.” · word for word

Need for additional financing

“The Company will need to secure additional financing in the future to fund additional research and development, and before a commercial drug can be produced, marketed and sold.” · word for word

Clinical trial and regulatory uncertainty

“uncertainties and risks arising from regulatory feedback, including potential disagreement by regulatory authorities with our clinical trial design, interpretation of data and our ongoing or planned clinical trials for our product candidates” · word for word
Read the original on SEC EDGAR ↗
4 Nov 20258-K · 2.02, 7.01, 8.01Cash, cash equivalents, and marketable securities $783M; Gross proceeds from public offering $316Mearningsopen

Figures in the filing · each found in the filing text

Cash, cash equivalents, and marketable securities · Q3-2025$783M
Gross proceeds from public offering · Q3-2025$316M

Risks flagged

Clinical-stage company with no approved products or revenue; dependent on trial success

“clinical-stage biotechnology company; no revenue mentioned”
Read the original on SEC EDGAR ↗

Spyre Therapeutics, Inc. — questions

What did Spyre Therapeutics, Inc. file recently?
25 SEC filings in the last 12 months. Latest: SC 13D/A on 2026-10-09 — Fairmount Funds disclosed a 9.19% passive stake in Spyre Therapeutics and entered a 60-day lock-up agreement.

Every figure on this page comes from Spyre Therapeutics, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.