Annexon Inc (ANNX)

Over the past 90 days, Annexon Inc. saw four insider transactions, resulting in a net positive value of approximately $3.32 million. The activity was dominated by a significant purchase in late May. While some former directors engaged in minor proposed sales, there has been no net selling activity from current executives during this period.
Ticker: ANNX Exchange: NSM


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Insider trades have triggered activity signals for Annexon Inc. Upgrade to see score, net flow, insiders and the full signal context.

Top insiders
Trades
Proposed sale 15 Jul 2026
Value US$4,792,251.09 | Price 194.82 | Shares 52,761
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-07-15 2026-07-15 PrS Proposed sale

Former Director

Non-Executive Director
52,761
194.82
US$4,792,251
52,761 194.82 US$4,792,251
2026-07-14 2026-07-14 PrS Proposed sale

Former Director

Non-Executive Director
43,071
173.91
US$4,019,001
43,071 173.91 US$4,019,001
2026-05-29 2026-05-28 B Purchase Non-Executive Director
1,665 -49.6%
246.41
US$2,647,596
1,665 -49.6% 246.41 US$2,647,596
2026-05-13 2026-05-11 PP Planned purchase Non-Executive Director
8,000 +11.4%
5.78
US$46,240
8,000 +11.4% 5.78 US$46,240
2026-04-14 2026-04-10 PP Planned purchase Non-Executive Director
8,000 +12.8%
6.20
US$49,600
8,000 +12.8% 6.20 US$49,600
2026-03-12 2026-03-10 PP Planned purchase Non-Executive Director
8,000 +14.7%
5.67
US$45,360
8,000 +14.7% 5.67 US$45,360
2026-03-04 2026-03-02 S Sale

EVP & CHIEF INNOVATION OFFICER

Officer
5,566 -3.5%
5.42
US$30,168
5,566 -3.5% 5.42 US$30,168
2026-03-04 2026-03-02 S Sale

EVP & CHIEF SCIENTIFIC OFFICER

Officer
5,894 -3.2%
5.43
US$32,004
5,894 -3.2% 5.43 US$32,004
2026-03-04 2026-03-02 S Sale

EVP & CHIEF FINANCIAL OFFICER

Officer
5,565 -3.2%
5.42
US$30,162
5,565 -3.2% 5.42 US$30,162
2026-03-04 2026-03-02 S Sale

CHIEF MEDICAL OFFICER

Officer
5,820 -4.5%
5.43
US$31,603
5,820 -4.5% 5.43 US$31,603
2026-03-04 2026-03-02 S Sale

EVP & CHIEF BUSINESS OFFICER

Officer
4,339 -2.3%
5.42
US$23,517
4,339 -2.3% 5.42 US$23,517
2026-03-02 2026-03-02 PrS Proposed sale

Officer

Officer
5,566
5.42
US$30,181
5,566 5.42 US$30,181
2026-03-02 2026-03-02 PrS Proposed sale

Officer

Officer
5,894
5.43
US$31,980
5,894 5.43 US$31,980
2026-03-02 2026-03-02 PrS Proposed sale

Officer

Officer
4,339
5.42
US$23,530
4,339 5.42 US$23,530
2026-03-02 2026-03-02 PrS Proposed sale

Officer

Officer
5,820
5.43
US$31,579
5,820 5.43 US$31,579
2026-03-02 2026-03-02 PrS Proposed sale

Officer

Officer
5,565
5.42
US$30,178
5,565 5.42 US$30,178
2026-02-20 2026-02-18 S Sale

EVP & CHIEF INNOVATION OFFICER

Officer
7,857 -7.5%
5.11
US$40,149
7,857 -7.5% 5.11 US$40,149
2026-02-20 2026-02-18 S Sale

EVP & CHIEF BUSINESS OFFICER

Officer
6,225 -4.8%
5.10
US$31,747
6,225 -4.8% 5.10 US$31,747
2026-02-20 2026-02-18 S Sale

EVP & CHIEF FINANCIAL OFFICER

Officer
7,851 -6.5%
5.11
US$40,119
7,851 -6.5% 5.11 US$40,119
2026-02-20 2026-02-18 S Sale

CHIEF MEDICAL OFFICER

Officer
5,290 -6.7%
5.10
US$26,979
5,290 -6.7% 5.10 US$26,979
2026-02-20 2026-02-18 S Sale

EVP & CHIEF SCIENTIFIC OFFICER

Officer
5,290 -4.1%
5.10
US$26,979
5,290 -4.1% 5.10 US$26,979
2026-02-18 2026-02-18 PrS Proposed sale

Officer

Officer
7,851
5.11
US$40,119
7,851 5.11 US$40,119
2026-02-18 2026-02-18 PrS Proposed sale

Officer

Officer
5,290
5.10
US$26,990
5,290 5.10 US$26,990
2026-02-18 2026-02-18 PrS Proposed sale

Officer

Officer
7,857
5.11
US$40,122
7,857 5.11 US$40,122
2026-02-18 2026-02-18 PrS Proposed sale

Officer

Officer
6,225
5.10
US$31,764
6,225 5.10 US$31,764
2026-02-18 2026-02-18 PrS Proposed sale

Officer

Officer
5,290
5.10
US$26,990
5,290 5.10 US$26,990
2026-01-02 2025-12-30 PP Planned purchase Non-Executive Director
4,115 +8.2%
5.02
US$20,657
4,115 +8.2% 5.02 US$20,657
2025-12-03 2025-12-01 B Purchase Non-Executive Director
33,000 +inf%
4.19
US$138,270
33,000 +inf% 4.19 US$138,270
2025-12-03 2025-12-01 PP Planned purchase Non-Executive Director
4,115 +8.9%
4.47
US$18,394
4,115 +8.9% 4.47 US$18,394
2025-11-21 2025-11-21 B Purchase Non-Executive Director
422,613 +4.5%
4.28
US$1,808,784
422,613 +4.5% 4.28 US$1,808,784
2025-11-21 2025-11-20 B Purchase Non-Executive Director
400,000 +4.5%
4.48
US$1,792,000
400,000 +4.5% 4.48 US$1,792,000
2025-11-19 2025-11-19 B Purchase Non-Executive Director
500,000 +5.9%
3.94
US$1,970,000
500,000 +5.9% 3.94 US$1,970,000
2025-11-19 2025-11-18 B Purchase Non-Executive Director
500,000 +6.3%
3.18
US$1,590,000
500,000 +6.3% 3.18 US$1,590,000
2025-11-19 2025-11-17 B Purchase Non-Executive Director
500,000 +6.8%
2.99
US$1,495,000
500,000 +6.8% 2.99 US$1,495,000
2025-10-31 2025-10-30 PP Planned purchase Non-Executive Director
4,115 +9.8%
3.17
US$13,045
4,115 +9.8% 3.17 US$13,045
2025-10-02 2025-09-30 PP Planned purchase Non-Executive Director
4,115 +10.8%
3.05
US$12,551
4,115 +10.8% 3.05 US$12,551
2025-09-04 2025-09-02 PP Planned purchase Non-Executive Director
4,115 +12.2%
2.09
US$8,600
4,115 +12.2% 2.09 US$8,600
2025-08-01 2025-07-30 PP Planned purchase Non-Executive Director
4,115 +13.8%
2.43
US$9,999
4,115 +13.8% 2.43 US$9,999
2025-07-16 2025-07-14 S Sale

EVP & CHIEF FINANCIAL OFFICER

Officer
1,117 -0.9%
2.58
US$2,882
1,117 -0.9% 2.58 US$2,882
2025-07-16 2025-07-14 S Sale

EVP & CHIEF INNOVATION OFFICER

Officer
1,116 -1.1%
2.58
US$2,879
1,116 -1.1% 2.58 US$2,879
2025-07-16 2025-07-14 S Sale

EVP & CHIEF BUSINESS OFFICER

Officer
853 -0.6%
2.61
US$2,226
853 -0.6% 2.61 US$2,226
2025-07-14 2025-07-14 PrS Proposed sale

Officer

Officer
1,116
2.58
US$2,881
1,116 2.58 US$2,881
2025-07-14 2025-07-14 PrS Proposed sale

Officer

Officer
853
2.61
US$2,226
853 2.61 US$2,226
2025-07-14 2025-07-14 PrS Proposed sale

Officer

Officer
1,117
2.58
US$2,881
1,117 2.58 US$2,881
2025-07-01 2025-06-30 PP Planned purchase Non-Executive Director
4,115 +16.1%
2.46
US$10,123
4,115 +16.1% 2.46 US$10,123
2025-02-20 2025-02-18 S Sale

EVP & CHIEF INNOVATION OFFICER

Officer
8,345 -12.0%
2.91
US$24,284
8,345 -12.0% 2.91 US$24,284
2025-02-20 2025-02-18 S Sale

EVP & CHIEF BUSINESS OFFICER

Officer
6,618 -7.1%
2.95
US$19,523
6,618 -7.1% 2.95 US$19,523
2025-02-20 2025-02-18 S Sale

CHIEF MEDICAL OFFICER

Officer
5,521 -14.2%
2.96
US$16,342
5,521 -14.2% 2.96 US$16,342
2025-02-20 2025-02-18 S Sale

EVP & CHIEF SCIENTIFIC OFFICER

Officer
5,515 -6.2%
2.97
US$16,380
5,515 -6.2% 2.97 US$16,380
2025-02-20 2025-02-18 S Sale

EVP & CHIEF FINANCIAL OFFICER

Officer
6,912 -8.2%
2.92
US$20,183
6,912 -8.2% 2.92 US$20,183
2025-02-18 2025-02-18 PrS Proposed sale

Officer

Officer
8,345
2.91
US$24,321
8,345 2.91 US$24,321
2025-02-18 2025-02-18 PrS Proposed sale

Officer

Officer
8,338
2.92
US$24,319
8,338 2.92 US$24,319
2025-02-18 2025-02-18 PrS Proposed sale

Officer

Officer
5,515
2.97
US$16,359
5,515 2.97 US$16,359
2025-02-18 2025-02-18 PrS Proposed sale

Officer

Officer
5,521
2.96
US$16,359
5,521 2.96 US$16,359
2025-02-18 2025-02-18 PrS Proposed sale

Officer

Officer
6,618
2.95
US$19,514
6,618 2.95 US$19,514
2025-02-18 2025-02-13 S Sale

EVP & CHIEF BUSINESS OFFICER

Officer
1,425 -1.5%
2.99
US$4,261
1,425 -1.5% 2.99 US$4,261
2025-02-18 2025-02-13 S Sale

EVP & CHIEF FINANCIAL OFFICER

Officer
1,786 -2.1%
2.98
US$5,322
1,786 -2.1% 2.98 US$5,322
2025-02-18 2025-02-13 S Sale

PRESIDENT AND CEO

Executive Director
5,021 -1.4%
2.95
US$14,812
5,021 -1.4% 2.95 US$14,812
2025-02-18 2025-02-13 S Sale

EVP & CHIEF INNOVATION OFFICER

Officer
1,783 -2.5%
2.99
US$5,331
1,783 -2.5% 2.99 US$5,331
2025-02-13 2025-02-13 PrS Proposed sale

Officer

Officer
1,783
2.98
US$5,316
1,783 2.98 US$5,316
2025-02-13 2025-02-13 PrS Proposed sale

Officer; Director

Executive Director
5,021
2.95
US$14,799
5,021 2.95 US$14,799
2025-02-13 2025-02-13 PrS Proposed sale

Officer

Officer
1,786
2.98
US$5,314
1,786 2.98 US$5,314
2025-02-13 2025-02-13 PrS Proposed sale

Officer

Officer
1,425
2.99
US$4,265
1,425 2.99 US$4,265
2024-12-04 2024-12-02 PP Planned purchase Non-Executive Director
3,200 +14.3%
5.33
US$17,056
3,200 +14.3% 5.33 US$17,056
2024-10-17 2024-10-15 PlS Planned sale

EVP & CHIEF INNOVATION OFFICER

Officer
5,408 -7.0%
7.41
US$40,073
5,408 -7.0% 7.41 US$40,073
2024-10-15 2024-10-15 PrS Proposed sale

Officer

Officer
5,408
7.41
US$40,073
5,408 7.41 US$40,073
2024-10-02 2024-10-01 PP Planned purchase Non-Executive Director
3,200 +16.7%
5.97
US$19,104
3,200 +16.7% 5.97 US$19,104
2024-09-20 2024-09-19 PlS Planned sale

EVP & CHIEF INNOVATION OFFICER

Officer
4,500 -100.0%
7.10
US$31,950
4,500 -100.0% 7.10 US$31,950
2024-09-19 2024-09-19 PrS Proposed sale

Officer

Officer
4,500
7.10
US$31,950
4,500 7.10 US$31,950
2024-09-16 2024-09-12 PlS Planned sale

EVP & CHIEF INNOVATION OFFICER

Officer
5,500 -55.0%
6.16
US$33,880
5,500 -55.0% 6.16 US$33,880
2024-09-12 2024-09-12 PrS Proposed sale

Officer

Officer
5,500
6.16
US$33,880
5,500 6.16 US$33,880
2024-09-06 2024-09-05 PlS Planned sale

EVP & CHIEF INNOVATION OFFICER

Officer
5,500 -35.5%
5.64
US$31,020
5,500 -35.5% 5.64 US$31,020
2024-09-05 2024-09-05 PrS Proposed sale

Officer

Officer
5,500
5.64
US$31,020
5,500 5.64 US$31,020
2024-09-04 2024-09-03 PP Planned purchase Non-Executive Director
3,200 +20.0%
5.48
US$17,536
3,200 +20.0% 5.48 US$17,536
2024-08-30 2024-08-29 PlS Planned sale

EVP & CHIEF INNOVATION OFFICER

Officer
5,500 -26.2%
5.95
US$32,725
5,500 -26.2% 5.95 US$32,725