Annexon, Inc.
For the period ended Sep 30, 2025. Filed Nov 10, 2025.
View on SEC.govAbout this filing
A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.
Sep 30, 2025 · Filed Nov 10, 2025
ANNX$4.21-0.5%Stored close · as of Nov 10, 2026
Extracted filing text, with the paragraph anchors used by the comparison.
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Condensed Consolidated Statements of Stockholders’ Equity
(in thousands, except share amounts)
| Common Stock · AdditionalPaid-In · Accumulated OtherComprehensive · Accumulated · TotalStockholders’ | ||||||
|---|---|---|---|---|---|---|
| Shares | Cost | Capital | Income (Loss) | Deficit | Equity | |
| Balances as of December 31, 2024 | 109,381,556 | $109 | $1,003,685 | $10 | $(710,699) | $293,105 |
| Exercise of stock options | 43,113 | — | 62 | — | — | 62 |
| Restricted stock vested in the period | 289,735 | — | — | — | — | — |
| Stock-based compensation | — | — | 5,078 | — | — | 5,078 |
| Other comprehensive loss | — | — | — | (101) | — | (101) |
| Net loss | — | — | — | — | (54,356) | (54,356) |
| Balances as of March 31, 2025 | 109,714,404 | 109 | 1,008,825 | (91) | (765,055) | 243,788 |
| Issuance of common stock per Employee Stock Purchase Plan purchase | 117,743 | 1 | 181 | — | — | 182 |
| Stock-based compensation | — | — | 4,205 | — | — | 4,205 |
| Other comprehensive loss | — | — | — | (2) | — | (2) |
| Net loss | — | — | — | — | (49,156) | (49,156) |
| Balances as of June 30, 2025 | 109,832,147 | 110 | 1,013,211 | (93) | (814,211) | 199,017 |
| Exercise of stock options | 1,289 | — | 3 | — | — | 3 |
| Restricted stock vested in the period | 53,187 | — | — | — | — | — |
| Issuance of common stock, net of issuance costs of $697 | 5,235,959 | 5 | 13,487 | — | — | 13,492 |
| Stock-based compensation | — | — | 3,835 | — | — | 3,835 |
| Other comprehensive income | — | — | — | 17 | — | 17 |
| Net loss | — | — | — | — | (54,922) | (54,922) |
| Balances as of September 30, 2025 | 115,122,582 | $115 | $1,030,536 | $(76) | $(869,133) | $161,442 |
Condensed Consolidated Statements of Stockholders’ Equity
(in thousands, except share amounts)
| Common Stock · AdditionalPaid-In · Accumulated OtherComprehensive · Accumulated · TotalStockholders’ | ||||||
|---|---|---|---|---|---|---|
| Shares | Cost | Capital | (Loss) Income | Deficit | Equity | |
| Balances as of December 31, 2023 | 78,369,099 | $78 | $823,029 | $(52) | $(572,499) | $250,556 |
| Exercise of stock options | 105,526 | — | 217 | — | — | 217 |
| Issuance of common stock, net of issuance costs of $933 | 6,639,348 | 7 | 32,191 | — | — | 32,198 |
| Exercise of pre-funded warrants | 5,243,400 | 5 | (5) | — | — | — |
| Restricted stock vested in the period | 124,695 | — | — | — | — | — |
| Stock-based compensation | — | — | 4,660 | — | — | 4,660 |
| Other comprehensive loss | — | — | — | (50) | — | (50) |
| Net loss | — | — | — | — | (25,176) | (25,176) |
| Balances as of March 31, 2024 | 90,482,068 | 90 | 860,092 | (102) | (597,675) | 262,405 |
| Exercise of stock options | 35,914 | — | 171 | — | — | 171 |
| Issuance of common stock per Employee Stock Purchase Plan purchase | 98,534 | 1 | 214 | — | — | 215 |
| Issuance of common stock, net of issuance costs of $480 | 936,719 | 1 | 6,125 | — | — | 6,126 |
| Issuance of common stock and pre-funded warrants, net of issuance costs of $8,183 | 13,001,120 | 13 | 116,804 | — | — | 116,817 |
| Exercise of pre-funded warrants | 965,427 | 1 | (1) | — | — | — |
| Exercise of common warrants | 19,901 | — | — | — | — | — |
| Stock-based compensation | — | — | 4,942 | — | — | 4,942 |
| Other comprehensive income | — | — | — | 13 | — | 13 |
| Net loss | — | — | — | — | (29,610) | (29,610) |
| Balances as of June 30, 2024 | 105,539,683 | 106 | 988,347 | (89) | (627,285) | 361,079 |
| Exercise of stock options | 107,467 | — | 530 | — | — | 530 |
| Restricted stock vested in the period | 63,140 | — | — | — | — | — |
| Stock-based compensation | — | — | 4,609 | — | — | 4,609 |
| Other comprehensive income | — | — | — | 166 | — | 166 |
| Net loss | — | — | — | — | (34,824) | (34,824) |
| Balances as of September 30, 2024 | 105,710,290 | $106 | $993,486 | $77 | $(662,109) | $331,560 |
The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.